======================================
| xx__-> [   11.047350][  T166] ------------[ cut here ]------------
| [   11.047631][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   11.048041][  T166] Modules linked in: netdevsim
| [   11.048703][  T166] Tainted: [W]=WARN
[   11.048835][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.049139][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.049365][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.050048][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   11.050372][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a8c40 RCX: 1ff4000000108e65
[   11.050759][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8cf0
[   11.051058][  T166] RBP: ff110000095d2000 R08: 1fe220000121519f R09: ff1100000cab2f48
[   11.051312][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.051568][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095d2000
[   11.051824][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   11.052137][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.052358][  T166] CR2: 0000561b21f46278 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   11.052619][  T166] PKRU: 55555554
[   11.052746][  T166] Call Trace:
[   11.052879][  T166]  <TASK>
[   11.053024][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.053206][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.053336][  T166]  register_netdevice (net/core/dev.c:11488)
[   11.053513][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.053725][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   11.053910][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   11.054138][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   11.054312][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   11.054530][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.054704][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   11.054921][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   11.055098][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   11.055230][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.055406][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   11.055626][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   11.055831][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   11.056013][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   11.056266][  T166]  really_probe (drivers/base/dd.c:709)
[   11.056485][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   11.056659][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   11.056830][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   11.057012][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   11.057182][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   11.057360][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   11.057592][  T166]  __device_attach (drivers/base/dd.c:1101)
[   11.057762][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.057940][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   11.058160][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.058333][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   11.058507][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   11.058677][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   11.058849][  T166]  device_add (drivers/base/core.c:3706)
[   11.059036][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   11.059252][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   11.059422][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   11.059595][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   11.059812][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.060035][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   11.060251][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   11.060422][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   11.060593][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   11.060763][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   11.060939][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   11.061072][  T166]  new_sync_write (fs/read_write.c:595)
[   11.061246][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.061420][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   11.061591][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.061760][  T166]  ? ksys_write (fs/read_write.c:740)
[   11.061957][  T166]  vfs_write (fs/read_write.c:688)
[   11.062095][  T166]  ksys_write (fs/read_write.c:740)
[   11.062228][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   11.062402][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.062579][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.062749][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.062949][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.063127][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.063297][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.063510][  T166] RIP: 0033:0x7fd8e6c0c08e
[   11.063695][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.064385][  T166] RSP: 002b:00007ffe866f4a10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   11.064644][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   11.064903][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   11.065160][  T166] RBP: 00007ffe866f4a20 R08: 0000000000000000 R09: 0000000000000000
[   11.065416][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   11.065668][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   11.285945][  T181] ------------[ cut here ]------------
| [   11.286427][  T181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/181
| [   11.286777][  T181] Modules linked in: netdevsim
| [   11.288106][  T181] Tainted: [W]=WARN
[   11.288261][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.288520][  T181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.288783][  T181] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.289523][  T181] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   11.289779][  T181] RAX: 00000000ffffffa6 RBX: ff1100000a3a2340 RCX: 1ff40000000d6dca
[   11.290086][  T181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a23f0
[   11.290386][  T181] RBP: ff110000095d2000 R08: 1fe220000147447f R09: ff1100000c842e80
[   11.290688][  T181] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.290998][  T181] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.291300][  T181] FS:  00007f7f1462c840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   11.291651][  T181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.291911][  T181] CR2: 0000000039e0a988 CR3: 0000000008b9f005 CR4: 0000000000771ef0
[   11.292247][  T181] PKRU: 55555554
[   11.292411][  T181] Call Trace:
[   11.292566][  T181]  <TASK>
[   11.292673][  T181]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   11.292883][  T181]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.293095][  T181]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.293254][  T181]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.293480][  T181]  __dev_notify_flags (net/core/dev.c:9787)
[   11.293686][  T181]  ? netif_change_name (net/core/dev.c:1495)
[   11.293892][  T181]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.294130][  T181]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.294359][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.294561][  T181]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.294768][  T181]  netif_change_flags (net/core/dev.c:9820)
[   11.294987][  T181]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.295204][  T181]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.295406][  T181]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.295654][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.295854][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.296089][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.296298][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.296499][  T181]  ? __kernel_text_address (kernel/extable.c:79)
[   11.296686][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.296881][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.297099][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.297294][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.297484][  T181]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.297673][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.297862][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.298063][  T181]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.298254][  T181]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.298440][  T181]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.298626][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.298815][  T181]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.299019][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.299213][  T181]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.299407][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.299597][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.299790][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.299994][  T181]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.300210][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.300406][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.300594][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.300796][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.301006][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.301204][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.301400][  T181]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.301591][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.301810][  T181]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.302013][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.302205][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.302400][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.302593][  T181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.302801][  T181]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.303016][  T181]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.303215][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.303411][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.303633][  T181]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.303839][  T181]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.304054][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.304252][  T181]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.304444][  T181]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.304638][  T181]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.304833][  T181]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.305048][  T181]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.305338][  T181]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.305578][  T181]  ? move_addr_to_kernel (net/socket.c:258)
[   11.305771][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.305980][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.306179][  T181]  ___sys_sendmsg (net/socket.c:2752)
[   11.306371][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.306611][  T181]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.306823][  T181]  __sys_sendmsg (net/socket.c:2784)
[   11.307033][  T181]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.307228][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.307477][  T181]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.307673][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.307865][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.308067][  T181]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.308257][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.308453][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.308694][  T181] RIP: 0033:0x7f7f1486608e
[   11.308908][  T181] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.309607][  T181] RSP: 002b:00007ffc29278580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.309914][  T181] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7f1486608e
[   11.310249][  T181] RDX: 0000000000000000 RSI: 00007ffc29278630 RDI: 0000000000000005
[   11.310545][  T181] RBP: 00007ffc29278590 R08: 0000000000000000 R09: 0000000000000000
[   11.310833][  T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.311134][  T181] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc29278cf0
| [   11.445534][  T184] ------------[ cut here ]------------
| [   11.445769][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/184
| [   11.446169][  T184] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.446738][  T184] Tainted: [W]=WARN
[   11.446866][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.448108][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.448335][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.448852][  T184] RSP: 0018:ffa0000000606f70 EFLAGS: 00010286
[   11.449169][  T184] RAX: 00000000ffffffa6 RBX: ff1100000c611540 RCX: 1ff40000000c0db4
[   11.449395][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6115f0
[   11.449611][  T184] RBP: ff110000095d2000 R08: 1fe22000018c22bf R09: ff1100000c995180
[   11.449826][  T184] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.450295][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.450516][  T184] FS:  00007f5badbee840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   11.450770][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.450955][  T184] CR2: 00007f667c03e808 CR3: 0000000009220002 CR4: 0000000000771ef0
[   11.451304][  T184] PKRU: 55555554
[   11.451415][  T184] Call Trace:
[   11.451523][  T184]  <TASK>
[   11.451600][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.451750][  T184]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.451901][  T184]  notifier_call_chain (kernel/notifier.c:85)
[   11.452177][  T184]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.452323][  T184]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.452469][  T184]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.452615][  T184]  netdev_upper_dev_link (net/core/dev.c:8972)
[   11.452759][  T184]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   11.452913][  T184] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   11.453188][  T184]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.453335][  T184] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.453481][  T184]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.453629][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.453773][  T184]  ? nla_strscpy (lib/nlattr.c:795)
[   11.453925][  T184]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.454197][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.454340][  T184]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.454485][  T184]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.454635][  T184]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.454782][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.454935][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.455205][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.455353][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.455498][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.455641][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.455790][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.455940][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.456211][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.456354][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.456498][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.456647][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.456793][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.456941][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.457210][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.457353][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.457498][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.457646][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.457790][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.457945][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.458213][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.458356][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.458504][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.458652][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.458798][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.458955][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.459199][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.459351][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.459550][  T184]  ? move_addr_to_kernel (net/socket.c:258)
[   11.459701][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.459847][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.460104][  T184]  ___sys_sendmsg (net/socket.c:2752)
[   11.460247][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.460432][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.460592][  T184]  __sys_sendmsg (net/socket.c:2784)
[   11.460738][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.460886][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.461181][  T184]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.461325][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.461472][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.461618][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.461762][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.461912][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.462194][  T184] RIP: 0033:0x7f5bade2808e
[   11.462347][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.462858][  T184] RSP: 002b:00007ffc45660b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.463118][  T184] RAX: ffffffffffffffda RBX: 00007ffc456612f8 RCX: 00007f5bade2808e
[   11.463334][  T184] RDX: 0000000000000000 RSI: 00007ffc45660c10 RDI: 0000000000000005
[   11.463550][  T184] RBP: 00007ffc45660b70 R08: 0000000000000000 R09: 0000000000000000
[   11.463766][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.463992][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc456612d0
| [   11.465928][  T184] ------------[ cut here ]------------
| [   11.466179][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/184
| [   11.466569][  T184] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.467376][  T184] Tainted: [W]=WARN
[   11.467546][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.467821][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.468123][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.468908][  T184] RSP: 0018:ffa0000000606fd0 EFLAGS: 00010286
[   11.469197][  T184] RAX: 00000000ffffffa6 RBX: ff11000002712f40 RCX: 1ff40000000c0dc0
[   11.469527][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712ff0
[   11.469856][  T184] RBP: ff1100000be7a000 R08: 1fe22000004e25ff R09: ff1100000c995180
[   11.470198][  T184] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.470522][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   11.470843][  T184] FS:  00007f5badbee840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   11.471238][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.471508][  T184] CR2: 0000561b21f46b08 CR3: 0000000009220004 CR4: 0000000000771ef0
[   11.471829][  T184] PKRU: 55555554
[   11.472006][  T184] Call Trace:
[   11.472170][  T184]  <TASK>
[   11.472282][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.472500][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.472662][  T184]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.472878][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[   11.473106][  T184]  ? netif_change_name (net/core/dev.c:1495)
[   11.473327][  T184]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.473542][  T184]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   11.473757][  T184]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.473988][  T184] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.474211][  T184]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.474431][  T184] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.474647][  T184]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.474870][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.475095][  T184]  ? nla_strscpy (lib/nlattr.c:795)
[   11.475313][  T184]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.475537][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.475748][  T184]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.476226][  T184]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.476462][  T184]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.476692][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.476915][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.477137][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.477354][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.477572][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.477793][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.478032][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.478250][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.478471][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.478687][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.478901][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.479115][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.479324][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.479534][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.479750][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.479980][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.480202][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.480422][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.480638][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.480855][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.481083][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.481297][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.481514][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.481732][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.481953][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.482173][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.482383][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.482592][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.482854][  T184]  ? move_addr_to_kernel (net/socket.c:258)
[   11.483081][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.483297][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.483517][  T184]  ___sys_sendmsg (net/socket.c:2752)
[   11.483731][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.484012][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.484247][  T184]  __sys_sendmsg (net/socket.c:2784)
[   11.484462][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.484681][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.484963][  T184]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.485187][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.485408][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.485626][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.485843][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.486077][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.486346][  T184] RIP: 0033:0x7f5bade2808e
[   11.486571][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.487352][  T184] RSP: 002b:00007ffc45660b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.487681][  T184] RAX: ffffffffffffffda RBX: 00007ffc456612f8 RCX: 00007f5bade2808e
[   11.488019][  T184] RDX: 0000000000000000 RSI: 00007ffc45660c10 RDI: 0000000000000005
[   11.488343][  T184] RBP: 00007ffc45660b70 R08: 0000000000000000 R09: 0000000000000000
[   11.488666][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.488997][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc456612d0
| [   11.525356][  T186] ------------[ cut here ]------------
| [   11.525533][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [   11.525795][  T186] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.526324][  T186] Tainted: [W]=WARN
[   11.526447][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.526627][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.526808][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.527312][  T186] RSP: 0018:ffa0000000557020 EFLAGS: 00010286
[   11.527496][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b5ea1c0 RCX: 1ff40000000aadca
[   11.527725][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5ea270
[   11.527948][  T186] RBP: ff1100000be7a000 R08: 1fe22000016bd44f R09: ff1100000c985158
[   11.528696][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.528926][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.529151][  T186] FS:  00007f8adbc73840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   11.529401][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.529580][  T186] CR2: 000000000517d988 CR3: 000000000b467006 CR4: 0000000000771ef0
[   11.529793][  T186] PKRU: 55555554
[   11.529907][  T186] Call Trace:
[   11.530020][  T186]  <TASK>
[   11.530100][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.530258][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.530370][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.530534][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   11.530680][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   11.530830][  T186]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.530983][  T186]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.531123][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.531272][  T186]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.531418][  T186]  netif_change_flags (net/core/dev.c:9820)
[   11.531561][  T186]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.531702][  T186]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.531847][  T186]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.532096][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.532277][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.532426][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.532566][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.532702][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.532843][  T186]  ? __kernel_text_address (kernel/extable.c:79)
[   11.533076][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.533323][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.533469][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.533615][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.533763][  T186]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.533913][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.534151][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.534299][  T186]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.534449][  T186]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.534601][  T186]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.534756][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.534907][  T186]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.535153][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.535300][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.535445][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.535596][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.535745][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.535893][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.536114][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.536263][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.536408][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.536554][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.536707][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.536861][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.537029][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.537184][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.537334][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.537493][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.537645][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.537798][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.537955][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.538119][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.538272][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.538428][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.538585][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.538739][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.538893][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.539045][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.539200][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.539351][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.539515][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.539680][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.539832][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.539986][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.540175][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   11.540326][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.540486][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.540641][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   11.540789][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.540984][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.541147][  T186]  __sys_sendmsg (net/socket.c:2784)
[   11.541319][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.541476][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.541664][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.541816][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.542137][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.542295][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.542445][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.542594][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.542779][  T186] RIP: 0033:0x7f8adbead08e
[   11.542941][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.543480][  T186] RSP: 002b:00007fffaa719550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.543707][  T186] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8adbead08e
[   11.543934][  T186] RDX: 0000000000000000 RSI: 00007fffaa719600 RDI: 0000000000000005
[   11.544163][  T186] RBP: 00007fffaa719560 R08: 0000000000000000 R09: 0000000000000000
[   11.544384][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.544609][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaa719cc0
| [   11.627501][  T192] ------------[ cut here ]------------
| [   11.627700][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [   11.627978][  T192] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.628610][  T192] Tainted: [W]=WARN
[   11.628725][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.628917][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.629678][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.630220][  T192] RSP: 0018:ffa00000006b6f70 EFLAGS: 00010286
[   11.630412][  T192] RAX: 00000000ffffffa6 RBX: ff110000090a87c0 RCX: 1ff40000000d6db4
[   11.630630][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8870
[   11.630887][  T192] RBP: ff110000095d2000 R08: 1fe220000121510f R09: ff1100000c740b80
[   11.631113][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.631330][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.631548][  T192] FS:  00007f3931924840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   11.631808][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.632013][  T192] CR2: 000000003efcea28 CR3: 000000000ca1f001 CR4: 0000000000771ef0
[   11.632238][  T192] PKRU: 55555554
[   11.632348][  T192] Call Trace:
[   11.632459][  T192]  <TASK>
[   11.632535][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.632699][  T192]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.632864][  T192]  notifier_call_chain (kernel/notifier.c:85)
[   11.633024][  T192]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.633170][  T192]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.633320][  T192]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.633471][  T192]  netdev_upper_dev_link (net/core/dev.c:8972)
[   11.633620][  T192]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   11.633766][  T192] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   11.633923][  T192]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.634079][  T192] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.634226][  T192]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.634377][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.634529][  T192]  ? nla_strscpy (lib/nlattr.c:795)
[   11.634679][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.634826][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.634985][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.635131][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.635282][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.635432][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.635584][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.635731][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.635884][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.636036][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.636182][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.636333][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.636481][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.636626][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.636774][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.636927][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.637083][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.637233][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.637378][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.637524][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.637671][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.637820][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.637981][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.638128][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.638277][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.638425][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.638587][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.638735][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.638886][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.639041][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.639192][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.639340][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.639486][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.639667][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   11.639812][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.639964][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.640123][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   11.640271][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.640458][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.640658][  T192]  __sys_sendmsg (net/socket.c:2784)
[   11.640873][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.641105][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.641384][  T192]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.641597][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.641746][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.641897][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.642054][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.642200][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.642381][  T192] RIP: 0033:0x7f3931b5e08e
[   11.642537][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.643085][  T192] RSP: 002b:00007ffd694cb500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.643309][  T192] RAX: ffffffffffffffda RBX: 00007ffd694cbc98 RCX: 00007f3931b5e08e
[   11.643554][  T192] RDX: 0000000000000000 RSI: 00007ffd694cb5b0 RDI: 0000000000000005
[   11.643782][  T192] RBP: 00007ffd694cb510 R08: 0000000000000000 R09: 0000000000000000
[   11.644061][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.644283][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd694cbc70
| [   11.646057][  T192] ------------[ cut here ]------------
| [   11.646206][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [   11.646467][  T192] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.647229][  T192] Tainted: [W]=WARN
[   11.647418][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.647609][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.647800][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.648339][  T192] RSP: 0018:ffa00000006b6fd0 EFLAGS: 00010286
[   11.648574][  T192] RAX: 00000000ffffffa6 RBX: ff110000090a81c0 RCX: 1ff40000000d6dc0
[   11.648802][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8270
[   11.649034][  T192] RBP: ff1100000d8f2000 R08: 1fe220000121504f R09: ff1100000c740b80
[   11.649257][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.649476][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8f2e04
[   11.649696][  T192] FS:  00007f3931924840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   11.649961][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.650157][  T192] CR2: 000000003efcea28 CR3: 000000000ca1f001 CR4: 0000000000771ef0
[   11.650381][  T192] PKRU: 55555554
[   11.650493][  T192] Call Trace:
[   11.650604][  T192]  <TASK>
[   11.650682][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.650829][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.650948][  T192]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.651146][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   11.651369][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   11.651525][  T192]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.651672][  T192]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   11.651818][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.651979][  T192] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.652130][  T192]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.652283][  T192] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.652474][  T192]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.652642][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.652789][  T192]  ? nla_strscpy (lib/nlattr.c:795)
[   11.652942][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.653092][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.653237][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.653406][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.653560][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.653708][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.653880][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.654035][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.654183][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.654330][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.654474][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.654627][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.654773][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.654924][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.655077][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.655223][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.655369][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.655587][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.655759][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.655912][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.656293][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.656443][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.656592][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.656737][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.656890][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.657062][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.657214][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.657363][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.657510][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.657681][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.657830][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.657986][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.658130][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.658311][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   11.658462][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.658608][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.658755][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   11.658905][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.659090][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.659247][  T192]  __sys_sendmsg (net/socket.c:2784)
[   11.659395][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.659553][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.659826][  T192]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.660066][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.660287][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.660527][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.660726][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.660873][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.661078][  T192] RIP: 0033:0x7f3931b5e08e
[   11.661234][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.661753][  T192] RSP: 002b:00007ffd694cb500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.661987][  T192] RAX: ffffffffffffffda RBX: 00007ffd694cbc98 RCX: 00007f3931b5e08e
[   11.662206][  T192] RDX: 0000000000000000 RSI: 00007ffd694cb5b0 RDI: 0000000000000005
[   11.662425][  T192] RBP: 00007ffd694cb510 R08: 0000000000000000 R09: 0000000000000000
[   11.662644][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.662865][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd694cbc70
| [   11.706263][  T193] ------------[ cut here ]------------
| [   11.706497][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [   11.706818][  T193] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.707636][  T193] Tainted: [W]=WARN
[   11.707789][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.708029][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.708269][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.708806][  T193] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   11.709079][  T193] RAX: 00000000ffffffa6 RBX: ff11000008a9a040 RCX: 1ff40000000d6dca
[   11.709337][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9a0f0
[   11.709587][  T193] RBP: ff1100000d8f2000 R08: 1fe220000115341f R09: ff1100000c742e58
[   11.709837][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.710109][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.710363][  T193] FS:  00007f9298761840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   11.710647][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.710864][  T193] CR2: 00007f9298a311a0 CR3: 000000000b7e2006 CR4: 0000000000771ef0
[   11.711161][  T193] PKRU: 55555554
[   11.711312][  T193] Call Trace:
[   11.711482][  T193]  <TASK>
[   11.711603][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.711792][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.711959][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.712157][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   11.712354][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   11.712540][  T193]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.712728][  T193]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.712925][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.713127][  T193]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.713315][  T193]  netif_change_flags (net/core/dev.c:9820)
[   11.713502][  T193]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.713688][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.713895][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.714103][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.714324][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.714517][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.714702][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.714903][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.715105][  T193]  ? __kernel_text_address (kernel/extable.c:79)
[   11.715292][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.715485][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.715669][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.715854][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.716058][  T193]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.716244][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.716444][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.716633][  T193]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.716840][  T193]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.717043][  T193]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.717233][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.717422][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.717612][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.717818][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.718029][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.718216][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.718403][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.718587][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.718774][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.719087][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.719277][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.719466][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.719652][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.719842][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.720044][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.720229][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.720413][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.720596][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.720783][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.720989][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.721194][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.721384][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.721571][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.721794][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.722003][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.722192][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.722378][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.722568][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.722756][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.722949][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.723144][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.723330][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.723514][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.723696][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.723920][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   11.724117][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.724306][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.724493][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   11.724675][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.724899][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.725107][  T193]  __sys_sendmsg (net/socket.c:2784)
[   11.725292][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.725492][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.725717][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.725910][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.726107][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.726291][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.726473][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.726658][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.726873][  T193] RIP: 0033:0x7f929899b08e
[   11.727129][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.727647][  T193] RSP: 002b:00007ffdaea69e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.727904][  T193] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f929899b08e
[   11.728169][  T193] RDX: 0000000000000000 RSI: 00007ffdaea69f40 RDI: 0000000000000005
[   11.728416][  T193] RBP: 00007ffdaea69ea0 R08: 0000000000000000 R09: 0000000000000000
[   11.728665][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb76
[   11.728919][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaea6a600
| [   11.795803][  T198] ------------[ cut here ]------------
| [   11.796560][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [   11.796875][  T198] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.797731][  T198] Tainted: [W]=WARN
[   11.797889][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.798133][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.798379][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.798909][  T198] RSP: 0018:ffa0000000597020 EFLAGS: 00010286
[   11.799144][  T198] RAX: 00000000ffffffa6 RBX: ff1100000bf2cdc0 RCX: 1ff40000000b2dca
[   11.799391][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf2ce70
[   11.799639][  T198] RBP: ff1100000d8f2000 R08: 1fe22000017e59cf R09: ff1100000cd0ae58
[   11.799951][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.800213][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.800470][  T198] FS:  00007f711d481840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   11.800752][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.800992][  T198] CR2: 00007f711d7511a0 CR3: 000000000b74a006 CR4: 0000000000771ef0
[   11.801247][  T198] PKRU: 55555554
[   11.801405][  T198] Call Trace:
[   11.801556][  T198]  <TASK>
[   11.801674][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.801863][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.802049][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.802235][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   11.802423][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   11.802609][  T198]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   11.802793][  T198]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.802994][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.803179][  T198]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.803365][  T198]  netif_change_flags (net/core/dev.c:9820)
[   11.803548][  T198]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.803742][  T198]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.803934][  T198]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.804127][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.804343][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.804552][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.804736][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.804927][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.805128][  T198]  ? __kernel_text_address (kernel/extable.c:79)
[   11.805312][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.805497][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.805679][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.805862][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.806073][  T198]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.806255][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.806441][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.806623][  T198]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.806805][  T198]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.807006][  T198]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.807189][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.807371][  T198]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.807557][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.807742][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.807963][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.808158][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.808343][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.808524][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.808705][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.808897][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.809089][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.809272][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.809458][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.809640][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.809822][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.810045][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.810228][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.810419][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.810606][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.810793][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.811000][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.811186][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.811368][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.811552][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.811733][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.811927][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.812125][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.812323][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.812507][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.812690][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.812870][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.813078][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.813261][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.813440][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.813657][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[   11.813841][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.814041][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.814226][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   11.814404][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.814635][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.814917][  T198]  __sys_sendmsg (net/socket.c:2784)
[   11.815214][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.815470][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.815760][  T198]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.815952][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.816181][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.816364][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.816547][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.816730][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.816955][  T198] RIP: 0033:0x7f711d6bb08e
[   11.817159][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.817681][  T198] RSP: 002b:00007ffd215f3540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.817944][  T198] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f711d6bb08e
[   11.818213][  T198] RDX: 0000000000000000 RSI: 00007ffd215f35f0 RDI: 0000000000000005
[   11.818462][  T198] RBP: 00007ffd215f3550 R08: 0000000000000000 R09: 0000000000000000
[   11.818729][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   11.819003][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd215f3cb0
| [   11.853045][  T199] ------------[ cut here ]------------
| [   11.853244][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/199
| [   11.853488][  T199] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.854183][  T199] Tainted: [W]=WARN
[   11.854287][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.854459][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.854640][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.855415][  T199] RSP: 0018:ffa00000005a7020 EFLAGS: 00010286
[   11.855604][  T199] RAX: 00000000ffffffa6 RBX: ff110000090a99c0 RCX: 1ff40000000b4dca
[   11.855804][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9a70
[   11.856018][  T199] RBP: ff1100000be7a000 R08: 1fe220000121534f R09: ff1100000cd08b58
[   11.856218][  T199] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.856420][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.856622][  T199] FS:  00007fb441b15840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   11.856875][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.857058][  T199] CR2: 00000000192be988 CR3: 000000000ca67006 CR4: 0000000000771ef0
[   11.857262][  T199] PKRU: 55555554
[   11.857363][  T199] Call Trace:
[   11.857470][  T199]  <TASK>
[   11.857541][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.857686][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.857791][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.857934][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[   11.858075][  T199]  ? netif_change_name (net/core/dev.c:1495)
[   11.858208][  T199]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   11.858343][  T199]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.858476][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.858612][  T199]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.858751][  T199]  netif_change_flags (net/core/dev.c:9820)
[   11.858891][  T199]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.859033][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.859170][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.859303][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.859471][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.859605][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.859738][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.859875][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.860137][  T199]  ? __kernel_text_address (kernel/extable.c:79)
[   11.860362][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.860518][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.860649][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.860781][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.860919][  T199]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.861128][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.861261][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.861392][  T199]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.861526][  T199]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.861664][  T199]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.861798][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.861939][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.862172][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.862308][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.862443][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.862577][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.862711][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.862850][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.863086][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.863224][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.863356][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.863489][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.863626][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.863762][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.863906][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.864090][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.864224][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.864356][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.864492][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.864626][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.864763][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.864906][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.865047][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.865189][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.865323][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.865464][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.865598][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.865730][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.865865][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.866010][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.866151][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.866287][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.866421][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.866555][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.866719][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[   11.866854][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.867005][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.867141][  T199]  ___sys_sendmsg (net/socket.c:2752)
[   11.867272][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.867438][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.867586][  T199]  __sys_sendmsg (net/socket.c:2784)
[   11.867719][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.867853][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.868085][  T199]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.868219][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.868352][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.868490][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.868643][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.868783][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.868952][  T199] RIP: 0033:0x7fb441d4f08e
[   11.869099][  T199] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.869572][  T199] RSP: 002b:00007ffc79829620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.869774][  T199] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb441d4f08e
[   11.869983][  T199] RDX: 0000000000000000 RSI: 00007ffc798296d0 RDI: 0000000000000005
[   11.870183][  T199] RBP: 00007ffc79829630 R08: 0000000000000000 R09: 0000000000000000
[   11.870382][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   11.870580][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc79829d90
| [   11.907751][  T201] ------------[ cut here ]------------
| [   11.908022][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   11.908358][  T201] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.909022][  T201] Tainted: [W]=WARN
[   11.909184][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.909416][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.909666][  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 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.910258][  T201] RSP: 0018:ffa0000000636f70 EFLAGS: 00010286
[   11.910489][  T201] RAX: 00000000ffffffa6 RBX: ff1100000cb9e640 RCX: 1ff40000000c6db4
[   11.910776][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb9e6f0
[   11.911057][  T201] RBP: ff110000095d2000 R08: 1fe2200001973cdf R09: ff1100000cab5180
[   11.911340][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.911606][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.911873][  T201] FS:  00007fd060e86840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   11.912193][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.912423][  T201] CR2: 00007fd06107f460 CR3: 000000000d8ad004 CR4: 0000000000771ef0
[   11.912694][  T201] PKRU: 55555554
[   11.912851][  T201] Call Trace:
[   11.913025][  T201]  <TASK>
[   11.913148][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.913343][  T201]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.913541][  T201]  notifier_call_chain (kernel/notifier.c:85)
[   11.913741][  T201]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.913943][  T201]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.914154][  T201]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.914349][  T201]  netdev_upper_dev_link (net/core/dev.c:8972)
[   11.914544][  T201]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   11.914737][  T201] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   11.914943][  T201]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.915153][  T201] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.915351][  T201]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.915547][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.915740][  T201]  ? nla_strscpy (lib/nlattr.c:795)
[   11.915945][  T201]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.916152][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.916342][  T201]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.916538][  T201]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.916740][  T201]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.916963][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.917171][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.917365][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.917559][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.917750][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.917950][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.918161][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.918359][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.918552][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.918745][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.918981][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.919176][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.919373][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.919565][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.919761][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.919963][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.920170][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.920366][  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))
[   11.920558][  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))
[   11.920753][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.920980][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.921172][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.921369][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.921563][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.921755][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.921963][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.922170][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.922363][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.922591][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.922793][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.923008][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.923203][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.923405][  T201]  ? 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))
[   11.923616][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.923816][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.924035][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.924229][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.924426][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.924640][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.924834][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.925049][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.925277][  T201] RIP: 0033:0x7fd0610c008e
[   11.925477][  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
[   11.926057][  T201] RSP: 002b:00007fff6d18f230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.926323][  T201] RAX: ffffffffffffffda RBX: 00007fff6d18f9d0 RCX: 00007fd0610c008e
[   11.926585][  T201] RDX: 0000000000000000 RSI: 00007fff6d18f2e0 RDI: 0000000000000005
[   11.926854][  T201] RBP: 00007fff6d18f240 R08: 0000000000000000 R09: 0000000000000000
[   11.927139][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   11.927401][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6d18f9a8
| [   11.929927][  T201] ------------[ cut here ]------------
| [   11.930136][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   11.930434][  T201] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.931578][  T201] Tainted: [W]=WARN
[   11.931733][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.931992][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.932231][  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 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.932801][  T201] RSP: 0018:ffa0000000636fd0 EFLAGS: 00010286
[   11.933055][  T201] RAX: 00000000ffffffa6 RBX: ff1100000cb9e4c0 RCX: 1ff40000000c6dc0
[   11.933319][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb9e570
[   11.933583][  T201] RBP: ff1100000cfe2000 R08: 1fe2200001973caf R09: ff1100000cab5180
[   11.933850][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.934135][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cfe2e04
[   11.934401][  T201] FS:  00007fd060e86840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   11.934704][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.934946][  T201] CR2: 00007fd06107f460 CR3: 000000000d8ad004 CR4: 0000000000771ef0
[   11.935240][  T201] PKRU: 55555554
[   11.935401][  T201] Call Trace:
[   11.935559][  T201]  <TASK>
[   11.935684][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.935887][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.936059][  T201]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.936252][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   11.936453][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   11.936648][  T201]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.936842][  T201]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   11.937054][  T201]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.937248][  T201] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.937446][  T201]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.937648][  T201] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.937844][  T201]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.938138][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.938387][  T201]  ? nla_strscpy (lib/nlattr.c:795)
[   11.938585][  T201]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.938786][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.939003][  T201]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.939200][  T201]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.939405][  T201]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.939604][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.939841][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.940057][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.940253][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.940444][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.940637][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.940838][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.941052][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.941246][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.941439][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.941631][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.941825][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.942044][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.942236][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.942437][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.942631][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.942827][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.943047][  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))
[   11.943241][  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))
[   11.943439][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.943635][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.943834][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.944052][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.944249][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.944445][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.944643][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.944838][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.945060][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.945288][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.945489][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.945691][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.945958][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.946176][  T201]  ? 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))
[   11.946373][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.946582][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.946841][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.947057][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.947253][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.947502][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.947717][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.947926][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.948187][  T201] RIP: 0033:0x7fd0610c008e
[   11.948441][  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
[   11.949023][  T201] RSP: 002b:00007fff6d18f230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.949293][  T201] RAX: ffffffffffffffda RBX: 00007fff6d18f9d0 RCX: 00007fd0610c008e
[   11.949556][  T201] RDX: 0000000000000000 RSI: 00007fff6d18f2e0 RDI: 0000000000000005
[   11.949821][  T201] RBP: 00007fff6d18f240 R08: 0000000000000000 R09: 0000000000000000
[   11.950105][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   11.950366][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6d18f9a8
| [   11.997348][  T202] ------------[ cut here ]------------
| [   11.997523][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
| [   11.997757][  T202] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   11.998400][  T202] Tainted: [W]=WARN
[   11.998505][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.998672][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.998848][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.999501][  T202] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   11.999750][  T202] RAX: 00000000ffffffa6 RBX: ff1100000bee4c40 RCX: 1ff40000000d6dca
[   12.000065][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bee4cf0
[   12.000343][  T202] RBP: ff1100000cfe2000 R08: 1fe22000017dc99f R09: ff1100000ca0ae58
[   12.000642][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   12.000892][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.001113][  T202] FS:  00007fe34d425840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   12.001353][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.001521][  T202] CR2: 000000000eb8c988 CR3: 0000000008b98006 CR4: 0000000000771ef0
[   12.001720][  T202] PKRU: 55555554
[   12.001822][  T202] Call Trace:
[   12.001928][  T202]  <TASK>
[   12.002007][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.002150][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.002253][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.002389][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[   12.002524][  T202]  ? netif_change_name (net/core/dev.c:1495)
[   12.002658][  T202]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.002791][  T202]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.002930][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.003071][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.003208][  T202]  netif_change_flags (net/core/dev.c:9820)
[   12.003343][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.003477][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.003611][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.003743][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.003915][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.004057][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.004192][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.004327][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.004463][  T202]  ? fred_exc_machine_check (./include/linux/unwind_deferred.h:50 (discriminator 1) ./include/linux/irq-entry-common.h:270 (discriminator 1) ./include/linux/irq-entry-common.h:317 (discriminator 1) arch/x86/kernel/cpu/mce/core.c:2137 (discriminator 1) arch/x86/kernel/cpu/mce/core.c:2179 (discriminator 1))
[   12.004601][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4467 (discriminator 8))
[   12.004737][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.004872][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.005021][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.005157][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.005291][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.005424][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.005558][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.005693][  T202]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.005826][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.005964][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.006105][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.006245][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.006381][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.006515][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.006648][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.006782][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.006920][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.007059][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.007197][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.007330][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.007464][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.007599][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.007734][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.007868][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.008013][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.008146][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.008286][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.008491][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.008628][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.008762][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.008901][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.009044][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.009183][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.009318][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.009458][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.009592][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.009726][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.009864][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.010012][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.010146][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.010283][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.010420][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.010552][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.010716][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   12.010852][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.010998][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.011133][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   12.011266][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.011434][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.011580][  T202]  __sys_sendmsg (net/socket.c:2784)
[   12.011713][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.011846][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.012026][  T202]  ? 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)
[   12.012159][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.012291][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.012428][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.012560][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.012693][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.012858][  T202] RIP: 0033:0x7fe34d65f08e
[   12.013012][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.013484][  T202] RSP: 002b:00007ffebe414ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.013686][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe34d65f08e
[   12.013889][  T202] RDX: 0000000000000000 RSI: 00007ffebe414d90 RDI: 0000000000000005
[   12.014111][  T202] RBP: 00007ffebe414cf0 R08: 0000000000000000 R09: 0000000000000000
[   12.014312][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.014508][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe415450
| [   12.079987][  T207] ------------[ cut here ]------------
| [   12.080171][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/207
| [   12.080430][  T207] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.080927][  T207] Tainted: [W]=WARN
[   12.081050][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.081225][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.081404][  T207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.081892][  T207] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   12.082265][  T207] RAX: 00000000ffffffa6 RBX: ff1100000a1016c0 RCX: 1ff40000000d6dca
[   12.082474][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a101770
[   12.082684][  T207] RBP: ff1100000be7a000 R08: 1fe22000014202ef R09: ff1100000502ae58
[   12.082895][  T207] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.083105][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.083307][  T207] FS:  00007f67204ee840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   12.083551][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.083721][  T207] CR2: 000000001cc95988 CR3: 000000000c506003 CR4: 0000000000771ef0
[   12.083934][  T207] PKRU: 55555554
[   12.084041][  T207] Call Trace:
[   12.084141][  T207]  <TASK>
[   12.084212][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.084354][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.084459][  T207]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.084597][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[   12.084733][  T207]  ? netif_change_name (net/core/dev.c:1495)
[   12.084870][  T207]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.085016][  T207]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.085155][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.085293][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.085435][  T207]  netif_change_flags (net/core/dev.c:9820)
[   12.085571][  T207]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.085705][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.085842][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.085988][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.086162][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.086302][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.086437][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.086570][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.086704][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   12.086839][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.086985][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.087122][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.087255][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.087389][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.087521][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.087654][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.087787][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.087928][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.088167][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.088303][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.088436][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.088572][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.088709][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.088845][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.089063][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.089280][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.089414][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.089547][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.089684][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.089819][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.089958][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.090107][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.090243][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.090379][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.090529][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.090667][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.090801][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.090942][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.091081][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.091216][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.091351][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.091485][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.091622][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.091758][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.091899][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.092040][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.092175][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.092311][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.092446][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.092581][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.092722][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.092857][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.093001][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.093167][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[   12.093304][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.093438][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.093574][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   12.093710][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.093886][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.094040][  T207]  __sys_sendmsg (net/socket.c:2784)
[   12.094174][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.094307][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.094477][  T207]  ? 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)
[   12.094612][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.094749][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.094889][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.095029][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.095164][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.095330][  T207] RIP: 0033:0x7f672072808e
[   12.095474][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.095961][  T207] RSP: 002b:00007fff432f56e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.096171][  T207] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f672072808e
[   12.096372][  T207] RDX: 0000000000000000 RSI: 00007fff432f5790 RDI: 0000000000000005
[   12.096575][  T207] RBP: 00007fff432f56f0 R08: 0000000000000000 R09: 0000000000000000
[   12.096780][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.096993][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff432f5e50
| [   12.133832][  T208] ------------[ cut here ]------------
| [   12.134023][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/208
| [   12.134270][  T208] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.134765][  T208] Tainted: [W]=WARN
[   12.134867][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.135048][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.135225][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.135709][  T208] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[   12.135884][  T208] RAX: 00000000ffffffa6 RBX: ff1100000a100ac0 RCX: 1ff40000000c0dca
[   12.136252][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a100b70
[   12.136453][  T208] RBP: ff1100000d8f2000 R08: 1fe220000142016f R09: ff1100000502d158
[   12.136679][  T208] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.136976][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.137241][  T208] FS:  00007fa6206a4840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   12.137548][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.137753][  T208] CR2: 00000000261d7988 CR3: 000000000d93b006 CR4: 0000000000771ef0
[   12.137961][  T208] PKRU: 55555554
[   12.138070][  T208] Call Trace:
[   12.138211][  T208]  <TASK>
[   12.138295][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.138438][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.138543][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.138684][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   12.138825][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   12.138967][  T208]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.139108][  T208]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.139241][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.139375][  T208]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.139513][  T208]  netif_change_flags (net/core/dev.c:9820)
[   12.139650][  T208]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.139789][  T208]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.139966][  T208]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.140114][  T208]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.140283][  T208]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.140418][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.140556][  T208]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.140694][  T208]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.140829][  T208]  ? __kernel_text_address (kernel/extable.c:79)
[   12.141442][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.141595][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.141726][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.141860][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.142008][  T208]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.142154][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.142290][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.142423][  T208]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.142562][  T208]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.142715][  T208]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.142914][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.143068][  T208]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.143203][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.143338][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.143476][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.143608][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.143743][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.143877][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.144024][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.144160][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.144294][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.144429][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.144563][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.144699][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.144831][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.145001][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.145138][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.145273][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.145424][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.145562][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.145697][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.145831][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.145978][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.146114][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.146248][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.146383][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.146519][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.146652][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.146786][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.146925][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.147067][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.147203][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.147338][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.147472][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.147640][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   12.147774][  T208]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.147915][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.148054][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   12.148187][  T208]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.148352][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.148495][  T208]  __sys_sendmsg (net/socket.c:2784)
[   12.148633][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.148794][  T208]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.149021][  T208]  ? 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)
[   12.149155][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.149288][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.149420][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.149553][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.149689][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.149855][  T208] RIP: 0033:0x7fa6208de08e
[   12.150009][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.150513][  T208] RSP: 002b:00007ffe70c280a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.150817][  T208] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa6208de08e
[   12.151140][  T208] RDX: 0000000000000000 RSI: 00007ffe70c28150 RDI: 0000000000000005
[   12.151389][  T208] RBP: 00007ffe70c280b0 R08: 0000000000000000 R09: 0000000000000000
[   12.151589][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.151791][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe70c28810
| [   12.193820][  T209] ------------[ cut here ]------------
| [   12.194032][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   12.194324][  T209] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.195001][  T209] Tainted: [W]=WARN
[   12.195172][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.195362][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.195557][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.196187][  T209] RSP: 0018:ffa0000000666f70 EFLAGS: 00010286
[   12.196377][  T209] RAX: 00000000ffffffa6 RBX: ff1100000cdd7e40 RCX: 1ff40000000ccdb4
[   12.196593][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7ef0
[   12.196808][  T209] RBP: ff110000095d2000 R08: 1fe22000019bafdf R09: ff1100000c9aae80
[   12.197089][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.197395][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   12.197717][  T209] FS:  00007f6826d7a840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   12.198113][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.198379][  T209] CR2: 00007fa620771574 CR3: 000000000d9de001 CR4: 0000000000771ef0
[   12.198619][  T209] PKRU: 55555554
[   12.198728][  T209] Call Trace:
[   12.198835][  T209]  <TASK>
[   12.198916][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.199072][  T209]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.199216][  T209]  notifier_call_chain (kernel/notifier.c:85)
[   12.199364][  T209]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.199510][  T209]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.199656][  T209]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.199801][  T209]  netdev_upper_dev_link (net/core/dev.c:8972)
[   12.199953][  T209]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   12.200281][  T209] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   12.200452][  T209]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.200603][  T209] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.200749][  T209]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.200902][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.201054][  T209]  ? nla_strscpy (lib/nlattr.c:795)
[   12.201199][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.201344][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.201487][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.201632][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.201781][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.201937][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.202089][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.202235][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.202379][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.202521][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.202662][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.202810][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.202976][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.203120][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.203264][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.203408][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.203555][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.203710][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.203863][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.204022][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.204165][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.204309][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.204456][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.204600][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.204745][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.204896][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.205048][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.205192][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.205338][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.205484][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.205639][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.205791][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.205939][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.206127][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   12.206274][  T209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.206418][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.206562][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   12.206705][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.206893][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.207070][  T209]  __sys_sendmsg (net/socket.c:2784)
[   12.207220][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.207368][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.207550][  T209]  ? 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)
[   12.207694][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.207838][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.207994][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.208140][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.208285][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.208469][  T209] RIP: 0033:0x7f6826fb408e
[   12.208624][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.209148][  T209] RSP: 002b:00007fff65f1f600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.209372][  T209] RAX: ffffffffffffffda RBX: 00007fff65f1fda0 RCX: 00007f6826fb408e
[   12.209589][  T209] RDX: 0000000000000000 RSI: 00007fff65f1f6b0 RDI: 0000000000000005
[   12.209805][  T209] RBP: 00007fff65f1f610 R08: 0000000000000000 R09: 0000000000000000
[   12.210034][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.210251][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff65f1fd78
| [   12.212218][  T209] ------------[ cut here ]------------
| [   12.212365][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   12.212618][  T209] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.213234][  T209] Tainted: [W]=WARN
[   12.213349][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.213565][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.213752][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.214289][  T209] RSP: 0018:ffa0000000666fd0 EFLAGS: 00010286
[   12.214473][  T209] RAX: 00000000ffffffa6 RBX: ff110000089cc040 RCX: 1ff40000000ccdc0
[   12.214689][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089cc0f0
[   12.214922][  T209] RBP: ff11000004aca000 R08: 1fe220000113981f R09: ff1100000c9aae80
[   12.215152][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.215393][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004acae04
[   12.215617][  T209] FS:  00007f6826d7a840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   12.215871][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.216101][  T209] CR2: 00007fa620771574 CR3: 000000000d9de001 CR4: 0000000000771ef0
[   12.216384][  T209] PKRU: 55555554
[   12.216496][  T209] Call Trace:
[   12.216606][  T209]  <TASK>
[   12.216685][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.216833][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.216948][  T209]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.217102][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   12.217248][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   12.217392][  T209]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.217536][  T209]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   12.217682][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.217826][  T209] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   12.217990][  T209]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.218144][  T209] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.218289][  T209]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.218437][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.218583][  T209]  ? nla_strscpy (lib/nlattr.c:795)
[   12.218732][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.218877][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.219033][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.219177][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.219327][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.219476][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.219622][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.219772][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.219921][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.220068][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.220212][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.220359][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.220506][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.220649][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.220792][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.220946][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.221095][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.221242][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.221384][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.221528][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.221674][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.221817][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.221974][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.222122][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.222266][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.222410][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.222552][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.222696][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.222841][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.222995][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.223143][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.223286][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.223428][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.223606][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   12.223751][  T209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.223903][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.224055][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   12.224199][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.224378][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.224534][  T209]  __sys_sendmsg (net/socket.c:2784)
[   12.224680][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.224883][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.225092][  T209]  ? 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)
[   12.225235][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.225380][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.225526][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.225680][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.225828][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.226019][  T209] RIP: 0033:0x7f6826fb408e
[   12.226171][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.226690][  T209] RSP: 002b:00007fff65f1f600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.226913][  T209] RAX: ffffffffffffffda RBX: 00007fff65f1fda0 RCX: 00007f6826fb408e
[   12.227134][  T209] RDX: 0000000000000000 RSI: 00007fff65f1f6b0 RDI: 0000000000000005
[   12.227350][  T209] RBP: 00007fff65f1f610 R08: 0000000000000000 R09: 0000000000000000
[   12.227563][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.227784][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff65f1fd78
| [   12.261410][  T210] ------------[ cut here ]------------
| [   12.261600][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   12.261845][  T210] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.262408][  T210] Tainted: [W]=WARN
[   12.262515][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.262746][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.262990][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.263478][  T210] RSP: 0018:ffa0000000687020 EFLAGS: 00010286
[   12.263652][  T210] RAX: 00000000ffffffa6 RBX: ff1100000cdd64c0 RCX: 1ff40000000d0dca
[   12.263869][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6570
[   12.264185][  T210] RBP: ff11000004aca000 R08: 1fe22000019bacaf R09: ff1100000bf50b58
[   12.264387][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.264668][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.264869][  T210] FS:  00007f7d737ef840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   12.265204][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.265375][  T210] CR2: 000000000d7f4988 CR3: 000000000d9d8003 CR4: 0000000000771ef0
[   12.265578][  T210] PKRU: 55555554
[   12.265681][  T210] Call Trace:
[   12.265782][  T210]  <TASK>
[   12.265852][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.266099][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.266204][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.266340][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   12.266477][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   12.266610][  T210]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.266743][  T210]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.266875][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.267112][  T210]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.267247][  T210]  netif_change_flags (net/core/dev.c:9820)
[   12.267381][  T210]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.267514][  T210]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.267649][  T210]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.267784][  T210]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.267961][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.268181][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.268337][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.268472][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.268606][  T210]  ? __kernel_text_address (kernel/extable.c:79)
[   12.268743][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.268884][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.269127][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.269261][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.269398][  T210]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.269530][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.269662][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.269868][  T210]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.270175][  T210]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.270312][  T210]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.270446][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.270581][  T210]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.270717][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.270856][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.271070][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.271205][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.271342][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.271475][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.271611][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.271753][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.271893][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.272094][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.272231][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.272371][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.272506][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.272644][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.272779][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.272921][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.273118][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.273253][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.273392][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.273529][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.273667][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.273823][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.273964][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.274159][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.274295][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.274431][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.274570][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.274706][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.274844][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.275041][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.275176][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.275309][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.275475][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   12.275611][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.275753][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.275895][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   12.276034][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.276204][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.276351][  T210]  __sys_sendmsg (net/socket.c:2784)
[   12.276487][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.276623][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.276794][  T210]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.276952][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.277096][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.277233][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.277369][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.277508][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.277687][  T210] RIP: 0033:0x7f7d73a2908e
[   12.277829][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.278332][  T210] RSP: 002b:00007ffd5dd290e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.278539][  T210] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d73a2908e
[   12.278740][  T210] RDX: 0000000000000000 RSI: 00007ffd5dd29190 RDI: 0000000000000005
[   12.278947][  T210] RBP: 00007ffd5dd290f0 R08: 0000000000000000 R09: 0000000000000000
[   12.279152][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.279355][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5dd29850
| [   12.371910][  T217] ------------[ cut here ]------------
| [   12.372188][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/217
| [   12.372510][  T217] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.373166][  T217] Tainted: [W]=WARN
[   12.373334][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.373576][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.373821][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.374512][  T217] RSP: 0018:ffa00000005f6f70 EFLAGS: 00010286
[   12.374838][  T217] RAX: 00000000ffffffa6 RBX: ff1100000a3a3840 RCX: 1ff40000000bedb4
[   12.375135][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a38f0
[   12.375410][  T217] RBP: ff110000095d2000 R08: 1fe220000147471f R09: ff1100000b628b80
[   12.375703][  T217] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   12.375989][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   12.376261][  T217] FS:  00007fca1d73b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   12.376565][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.376795][  T217] CR2: 000000003e730a28 CR3: 00000000091a1002 CR4: 0000000000771ef0
[   12.377081][  T217] PKRU: 55555554
[   12.377238][  T217] Call Trace:
[   12.377393][  T217]  <TASK>
[   12.377516][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.377710][  T217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.377914][  T217]  notifier_call_chain (kernel/notifier.c:85)
[   12.378129][  T217]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.378328][  T217]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.378523][  T217]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.378718][  T217]  netdev_upper_dev_link (net/core/dev.c:8972)
[   12.378920][  T217]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   12.379128][  T217] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   12.379328][  T217]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.379526][  T217] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.379722][  T217]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.379984][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.380180][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.380377][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.380575][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.380767][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.381004][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.381205][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.381404][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.381600][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.381853][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.382094][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.382288][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.382480][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.382677][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.382872][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.383090][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.383284][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.383479][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.383673][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.383868][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.384082][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.384278][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.384477][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.384672][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.384872][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.385089][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.385286][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.385479][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.385670][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.385867][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.386099][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.386293][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.386489][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.386695][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.386895][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.387134][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.387331][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.387528][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.387722][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.387929][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.388179][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.388388][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.388583][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.388775][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.389038][  T217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.389232][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.389425][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.389620][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.389812][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.390025][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.390257][  T217] RIP: 0033:0x7fca1d97508e
[   12.390461][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.391035][  T217] RSP: 002b:00007ffdc06a9d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.391300][  T217] RAX: ffffffffffffffda RBX: 00007ffdc06aa4e0 RCX: 00007fca1d97508e
[   12.391569][  T217] RDX: 0000000000000000 RSI: 00007ffdc06a9df0 RDI: 0000000000000005
[   12.391832][  T217] RBP: 00007ffdc06a9d50 R08: 0000000000000000 R09: 0000000000000000
[   12.392118][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.392397][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc06aa4b8
| [   12.394546][  T217] ------------[ cut here ]------------
| [   12.394733][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/217
| [   12.395057][  T217] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.395678][  T217] Tainted: [W]=WARN
[   12.395840][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.396096][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.396332][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.396896][  T217] RSP: 0018:ffa00000005f6fd0 EFLAGS: 00010286
[   12.397139][  T217] RAX: 00000000ffffffa6 RBX: ff1100000a3a3cc0 RCX: 1ff40000000bedc0
[   12.397402][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a3d70
[   12.397666][  T217] RBP: ff110000104d2000 R08: 1fe22000014747af R09: ff1100000b628b80
[   12.397932][  T217] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.398205][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2e04
[   12.398470][  T217] FS:  00007fca1d73b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   12.398774][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.399024][  T217] CR2: 000000003e730a28 CR3: 00000000091a1002 CR4: 0000000000771ef0
[   12.399290][  T217] PKRU: 55555554
[   12.399447][  T217] Call Trace:
[   12.399603][  T217]  <TASK>
[   12.399726][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.399930][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.400099][  T217]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.400292][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   12.400485][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   12.400679][  T217]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.400873][  T217]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   12.401087][  T217]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.401309][  T217] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   12.401518][  T217]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.401717][  T217] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.401921][  T217]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.402133][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.402327][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.402522][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.402716][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.402918][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.403124][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.403323][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.403519][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.403716][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.403918][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.404129][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.404319][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.404516][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.404778][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.405004][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.405199][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.405393][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.405586][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.405798][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.406018][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.406215][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.406410][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.406602][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.406795][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.407011][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.407202][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.407396][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.407596][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.407789][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.408019][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.408217][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.408409][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.408603][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.408796][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.409021][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.409253][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.409448][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.409641][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.409836][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.410061][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.410293][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.410503][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.410696][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.410898][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.411143][  T217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.411337][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.411534][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.411727][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.411928][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.412139][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.412367][  T217] RIP: 0033:0x7fca1d97508e
[   12.412567][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.413142][  T217] RSP: 002b:00007ffdc06a9d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.413414][  T217] RAX: ffffffffffffffda RBX: 00007ffdc06aa4e0 RCX: 00007fca1d97508e
[   12.413678][  T217] RDX: 0000000000000000 RSI: 00007ffdc06a9df0 RDI: 0000000000000005
[   12.413946][  T217] RBP: 00007ffdc06a9d50 R08: 0000000000000000 R09: 0000000000000000
[   12.414222][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.414488][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc06aa4b8
| [   12.445305][  T218] ------------[ cut here ]------------
| [   12.445534][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   12.445819][  T218] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.446599][  T218] Tainted: [W]=WARN
[   12.446750][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.446996][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.447232][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.447945][  T218] RSP: 0018:ffa00000005d7020 EFLAGS: 00010286
[   12.448236][  T218] RAX: 00000000ffffffa6 RBX: ff1100000a3a39c0 RCX: 1ff40000000badca
[   12.448547][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a3a70
[   12.448871][  T218] RBP: ff110000104d2000 R08: 1fe220000147474f R09: ff1100000b64d158
[   12.449206][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   12.449531][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.449847][  T218] FS:  00007efc569f4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   12.450239][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.450519][  T218] CR2: 000000003ec7b988 CR3: 000000000a5de004 CR4: 0000000000771ef0
[   12.450851][  T218] PKRU: 55555554
[   12.451073][  T218] Call Trace:
[   12.451259][  T218]  <TASK>
[   12.451400][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.451634][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.451831][  T218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.452085][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   12.452323][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   12.452558][  T218]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.452796][  T218]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.453052][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.453289][  T218]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.453530][  T218]  netif_change_flags (net/core/dev.c:9820)
[   12.453771][  T218]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.454027][  T218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.454260][  T218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.454485][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.454747][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.455008][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.455244][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.455488][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.455743][  T218]  ? __kernel_text_address (kernel/extable.c:79)
[   12.456018][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.456275][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.456527][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.456757][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.456996][  T218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.457225][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.457450][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.457679][  T218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.457919][  T218]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.458175][  T218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.458417][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.458649][  T218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.458898][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.459159][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.459408][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.459649][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.459894][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.460148][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.460392][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.460636][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.460888][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.461143][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.461386][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.461616][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.461851][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.462111][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.462357][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.462598][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.462835][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.463085][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.463328][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.463566][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.463809][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.464065][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.464310][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.464567][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.464790][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.465038][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.465276][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.465522][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.465763][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.466010][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.466295][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.466523][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.466742][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.466933][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.467130][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.467319][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.467507][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.467734][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.467942][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.468167][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.468419][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.468721][  T218]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.468917][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.469134][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.469326][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.469513][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.469702][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.469932][  T218] RIP: 0033:0x7efc56c2e08e
[   12.470140][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.470673][  T218] RSP: 002b:00007fff8687c0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.470939][  T218] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc56c2e08e
[   12.471206][  T218] RDX: 0000000000000000 RSI: 00007fff8687c1a0 RDI: 0000000000000005
[   12.471460][  T218] RBP: 00007fff8687c100 R08: 0000000000000000 R09: 0000000000000000
[   12.471717][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.471992][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8687c860
| [   12.641163][  T227] ------------[ cut here ]------------
| [   12.641347][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/227
| [   12.641594][  T227] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.643252][  T227] Tainted: [W]=WARN
[   12.643362][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.643541][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.643728][  T227] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.644353][  T227] RSP: 0018:ffa00000006a71b0 EFLAGS: 00010286
[   12.644530][  T227] RAX: 00000000ffffffa6 RBX: ff11000008a9b0c0 RCX: 1ff40000000d4dfc
[   12.644737][  T227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9b170
[   12.644948][  T227] RBP: ff1100000a314000 R08: 1fe220000115362f R09: ff1100000bddae80
[   12.645272][  T227] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.645481][  T227] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03fb200
[   12.645687][  T227] FS:  00007f8d48d63840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   12.645936][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.646229][  T227] CR2: 00007f7b0b84e808 CR3: 000000000cb46004 CR4: 0000000000771ef0
[   12.646439][  T227] PKRU: 55555554
[   12.646544][  T227] Call Trace:
[   12.646649][  T227]  <TASK>
[   12.646721][  T227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.646861][  T227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.647088][  T227]  __dev_notify_flags (net/core/dev.c:9787)
[   12.647228][  T227]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   12.647370][  T227]  ? netif_change_name (net/core/dev.c:1495)
[   12.647515][  T227]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.647657][  T227]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.647796][  T227]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.647940][  T227]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.648152][  T227]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.648295][  T227]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.648452][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.648594][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.648739][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.648878][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.649127][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.649264][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.649408][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.649548][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.649687][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.649825][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.650059][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.650198][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.650339][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.650478][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.650619][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.650758][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.650904][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.651153][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.651296][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.651437][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.651580][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.651718][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.651862][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.652069][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.652210][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.652352][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.652494][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.652634][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.652822][  T227]  ? move_addr_to_kernel (net/socket.c:258)
[   12.652979][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   12.653122][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.653259][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.653406][  T227]  ? 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))
[   12.653548][  T227]  __sys_sendmsg (net/socket.c:2784)
[   12.653686][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.653826][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.653975][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.654114][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.654255][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.654393][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.654532][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.654706][  T227] RIP: 0033:0x7f8d48f9d08e
[   12.654853][  T227] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.655353][  T227] RSP: 002b:00007ffdf2b783e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.655566][  T227] RAX: ffffffffffffffda RBX: 00007ffdf2b78b78 RCX: 00007f8d48f9d08e
[   12.655772][  T227] RDX: 0000000000000000 RSI: 00007ffdf2b78490 RDI: 0000000000000005
[   12.656211][  T227] RBP: 00007ffdf2b783f0 R08: 0000000000000000 R09: 0000000000000000
[   12.656422][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.656629][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf2b78b50
| [   12.692801][  T229] ------------[ cut here ]------------
| [   12.693544][  T229] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/229
| [   12.693815][  T229] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.694547][  T229] Tainted: [W]=WARN
[   12.694684][  T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.694892][  T229] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.695137][  T229] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.695614][  T229] RSP: 0018:ffa0000000517020 EFLAGS: 00010286
[   12.695784][  T229] RAX: 00000000ffffffa6 RBX: ff1100000bf2d6c0 RCX: 1ff40000000a2dca
[   12.696068][  T229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf2d770
[   12.696268][  T229] RBP: ff1100000a314000 R08: 1fe22000017e5aef R09: ff1100000c740b58
[   12.696473][  T229] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   12.696671][  T229] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.696874][  T229] FS:  00007f3d0a4e3840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   12.697174][  T229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.697342][  T229] CR2: 0000000015686988 CR3: 000000000c56f001 CR4: 0000000000771ef0
[   12.697545][  T229] PKRU: 55555554
[   12.697647][  T229] Call Trace:
[   12.697750][  T229]  <TASK>
[   12.697822][  T229]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.698031][  T229]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.698195][  T229]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.698329][  T229]  __dev_notify_flags (net/core/dev.c:9787)
[   12.698465][  T229]  ? netif_change_name (net/core/dev.c:1495)
[   12.698602][  T229]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.698735][  T229]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.698869][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.699070][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.699208][  T229]  netif_change_flags (net/core/dev.c:9820)
[   12.699343][  T229]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.699482][  T229]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.699619][  T229]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.699753][  T229]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.699929][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.700124][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.700259][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.700418][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.700553][  T229]  ? __kernel_text_address (kernel/extable.c:79)
[   12.700688][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.700825][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.700964][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.701161][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.701295][  T229]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.701430][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.701570][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.701705][  T229]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.701840][  T229]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.702041][  T229]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.702175][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.702316][  T229]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.702455][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.702595][  T229]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.702734][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.702866][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.703068][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.703207][  T229]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.703340][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.703477][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.703612][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.703747][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.703890][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.704087][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.704221][  T229]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.704357][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.704492][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.704628][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.704764][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.704904][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.705098][  T229]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.705234][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.705368][  T229]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.705506][  T229]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.705640][  T229]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.705776][  T229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.705914][  T229]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.706110][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.706246][  T229]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.706381][  T229]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.706516][  T229]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.706653][  T229]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.706789][  T229]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.706927][  T229]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.707155][  T229]  ? move_addr_to_kernel (net/socket.c:258)
[   12.707291][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.707426][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.707569][  T229]  ___sys_sendmsg (net/socket.c:2752)
[   12.707704][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.707871][  T229]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.708081][  T229]  __sys_sendmsg (net/socket.c:2784)
[   12.708217][  T229]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.708365][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.708538][  T229]  ? 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)
[   12.708685][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.708822][  T229]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.708961][  T229]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.709155][  T229]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.709302][  T229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.709476][  T229] RIP: 0033:0x7f3d0a71d08e
[   12.709618][  T229] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.710162][  T229] RSP: 002b:00007ffc1e995c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.710371][  T229] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d0a71d08e
[   12.710571][  T229] RDX: 0000000000000000 RSI: 00007ffc1e995cc0 RDI: 0000000000000005
[   12.710772][  T229] RBP: 00007ffc1e995c20 R08: 0000000000000000 R09: 0000000000000000
[   12.711038][  T229] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb77
[   12.711241][  T229] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1e996380
| [   12.854872][  T240] ------------[ cut here ]------------
| [   12.855151][  T240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/240
| [   12.855524][  T240] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.856259][  T240] Tainted: [W]=WARN
[   12.856382][  T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.856560][  T240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.856753][  T240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.857354][  T240] RSP: 0018:ffa00000006c7020 EFLAGS: 00010286
[   12.857535][  T240] RAX: 00000000ffffffa6 RBX: ff110000090a9240 RCX: 1ff40000000d8dca
[   12.857739][  T240] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a92f0
[   12.857951][  T240] RBP: ff110000095d2000 R08: 1fe220000121525f R09: ff1100000cd7d180
[   12.858163][  T240] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.858378][  T240] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.858604][  T240] FS:  00007f9bc3683840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   12.858843][  T240] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.859028][  T240] CR2: 00000000109d1988 CR3: 00000000028eb003 CR4: 0000000000771ef0
[   12.859229][  T240] PKRU: 55555554
[   12.859330][  T240] Call Trace:
[   12.859443][  T240]  <TASK>
[   12.859522][  T240]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.859666][  T240]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.859772][  T240]  __dev_notify_flags (net/core/dev.c:9787)
[   12.859914][  T240]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   12.860094][  T240]  ? netif_change_name (net/core/dev.c:1495)
[   12.860292][  T240]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   12.860498][  T240]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.860708][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.860896][  T240]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.861049][  T240]  netif_change_flags (net/core/dev.c:9820)
[   12.861184][  T240]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.861335][  T240]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.861474][  T240]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.861646][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.861783][  T240]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.861925][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.862083][  T240]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.862225][  T240]  ? __kernel_text_address (kernel/extable.c:79)
[   12.862363][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.862507][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.862646][  T240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.862781][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.862923][  T240]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.863063][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.863200][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.863335][  T240]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.863473][  T240]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.863610][  T240]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.863752][  T240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.863899][  T240]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.864402][  T240]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.864545][  T240]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.864683][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.864827][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.864979][  T240]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.865120][  T240]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.865254][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.865443][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.865643][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.865854][  T240]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.866087][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.866250][  T240]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.866393][  T240]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.866542][  T240]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.866682][  T240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.866817][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.866964][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.867107][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.867246][  T240]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.867386][  T240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.867524][  T240]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.867688][  T240]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.867824][  T240]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.867978][  T240]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.868132][  T240]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.868271][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.868465][  T240]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.868624][  T240]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.868797][  T240]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.868994][  T240]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.869133][  T240]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.869293][  T240]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.869472][  T240]  ? move_addr_to_kernel (net/socket.c:258)
[   12.869611][  T240]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.869749][  T240]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.869902][  T240]  ___sys_sendmsg (net/socket.c:2752)
[   12.870047][  T240]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.870220][  T240]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.870371][  T240]  __sys_sendmsg (net/socket.c:2784)
[   12.870510][  T240]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.870651][  T240]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.870830][  T240]  ? 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)
[   12.870985][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.871123][  T240]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.871312][  T240]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.871464][  T240]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.871606][  T240]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.871782][  T240] RIP: 0033:0x7f9bc38bd08e
[   12.871934][  T240] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.872425][  T240] RSP: 002b:00007ffe079aea00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.872642][  T240] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9bc38bd08e
[   12.872856][  T240] RDX: 0000000000000000 RSI: 00007ffe079aeab0 RDI: 0000000000000005
[   12.873074][  T240] RBP: 00007ffe079aea10 R08: 0000000000000000 R09: 0000000000000000
[   12.873307][  T240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   12.873587][  T240] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe079af170
| [   12.991052][  T250] ------------[ cut here ]------------
| [   12.991249][  T250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/250
| [   12.991499][  T250] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   12.992696][  T250] Tainted: [W]=WARN
[   12.992803][  T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.993058][  T250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.993316][  T250] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.993992][  T250] RSP: 0018:ffa0000000717020 EFLAGS: 00010286
[   12.994263][  T250] RAX: 00000000ffffffa6 RBX: ff1100000bf1c7c0 RCX: 1ff40000000e2dca
[   12.994599][  T250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1c870
[   12.994924][  T250] RBP: ff110000095d2000 R08: 1fe22000017e390f R09: ff11000005005180
[   12.995289][  T250] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.995516][  T250] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.995732][  T250] FS:  00007f9e33fe2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   12.996022][  T250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.996206][  T250] CR2: 00007f9e342b21a0 CR3: 000000000505e006 CR4: 0000000000771ef0
[   12.996419][  T250] PKRU: 55555554
[   12.996523][  T250] Call Trace:
[   12.996631][  T250]  <TASK>
[   12.996705][  T250]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   12.996849][  T250]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.997009][  T250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.997120][  T250]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.997264][  T250]  __dev_notify_flags (net/core/dev.c:9787)
[   12.997404][  T250]  ? netif_change_name (net/core/dev.c:1495)
[   12.997541][  T250]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.997677][  T250]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.997812][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.997957][  T250]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.998113][  T250]  netif_change_flags (net/core/dev.c:9820)
[   12.998258][  T250]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.998407][  T250]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.998563][  T250]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.998734][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.998871][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.999032][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.999229][  T250]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.999375][  T250]  ? __kernel_text_address (kernel/extable.c:79)
[   12.999513][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.999661][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.999802][  T250]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.999962][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.000106][  T250]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.000255][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.000399][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.000540][  T250]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.000682][  T250]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.000826][  T250]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.000978][  T250]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.001118][  T250]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.001260][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.001404][  T250]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.001546][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.001688][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.001831][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.001983][  T250]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.002123][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.002265][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.002404][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.002546][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.002686][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.002828][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.003012][  T250]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.003166][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.003308][  T250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.003450][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.003594][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.003735][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.003877][  T250]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.004047][  T250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.004193][  T250]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.004400][  T250]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.004555][  T250]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.004706][  T250]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.004848][  T250]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.005003][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.005150][  T250]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.005298][  T250]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.005443][  T250]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.005587][  T250]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.005734][  T250]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.005874][  T250]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.006057][  T250]  ? move_addr_to_kernel (net/socket.c:258)
[   13.006199][  T250]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.006344][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.006491][  T250]  ___sys_sendmsg (net/socket.c:2752)
[   13.006631][  T250]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.006811][  T250]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.006977][  T250]  __sys_sendmsg (net/socket.c:2784)
[   13.007118][  T250]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.007258][  T250]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.007439][  T250]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.007585][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.007730][  T250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.007872][  T250]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.008048][  T250]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.008190][  T250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.008390][  T250] RIP: 0033:0x7f9e3421c08e
[   13.008614][  T250] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.009263][  T250] RSP: 002b:00007ffc34a3a600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.009486][  T250] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e3421c08e
[   13.009699][  T250] RDX: 0000000000000000 RSI: 00007ffc34a3a6b0 RDI: 0000000000000005
[   13.009935][  T250] RBP: 00007ffc34a3a610 R08: 0000000000000000 R09: 0000000000000000
[   13.010153][  T250] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.010367][  T250] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc34a3ad70
| [   13.172743][  T263] ------------[ cut here ]------------
| [   13.172933][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/263
| [   13.173190][  T263] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.173698][  T263] Tainted: [W]=WARN
[   13.173804][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.173991][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.174185][  T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.174711][  T263] RSP: 0018:ffa0000000976fe0 EFLAGS: 00010286
[   13.174895][  T263] RAX: 00000000ffffffa6 RBX: ff110000089cd6c0 RCX: 1ff400000012edc2
[   13.175105][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089cd770
[   13.175314][  T263] RBP: ff110000095d2000 R08: 1fe2200001139aef R09: ff1100000c870b58
[   13.175521][  T263] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   13.175731][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   13.175947][  T263] FS:  00007f3124614840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.176190][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.176362][  T263] CR2: 000000000a609988 CR3: 000000001072e005 CR4: 0000000000771ef0
[   13.176575][  T263] PKRU: 55555554
[   13.176677][  T263] Call Trace:
[   13.176780][  T263]  <TASK>
[   13.176850][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.177011][  T263]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.177150][  T263]  notifier_call_chain (kernel/notifier.c:85)
[   13.177287][  T263]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.177424][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.177560][  T263]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.177733][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.177872][  T263]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.178056][  T263]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.178192][  T263]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.178327][  T263]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.178463][  T263]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.178636][  T263] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.178784][  T263]  ? write_profile (kernel/profile.c:194)
[   13.178924][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.179144][  T263]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.179315][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.179456][  T263]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.179590][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.179730][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.179868][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.180089][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.180227][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.180381][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.180516][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.180657][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.180794][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.180937][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.181172][  T263]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.181310][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.181446][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.181584][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.181719][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.181858][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.182092][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.182228][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.182363][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.182501][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.182639][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.182778][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.182924][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.183142][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.183279][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.183425][  T263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.183564][  T263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.183712][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.183848][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.184075][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.184217][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.184358][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.184503][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.184644][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.184783][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.184925][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.185179][  T263]  ? move_addr_to_kernel (net/socket.c:258)
[   13.185321][  T263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.185460][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.185598][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   13.185739][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.185914][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.186098][  T263]  __sys_sendmsg (net/socket.c:2784)
[   13.186237][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.186379][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.186553][  T263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.186693][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.186839][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.186991][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.187130][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.187272][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.187449][  T263] RIP: 0033:0x7f312484e08e
[   13.187595][  T263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.188092][  T263] RSP: 002b:00007fff4ad68050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.188305][  T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f312484e08e
[   13.188508][  T263] RDX: 0000000000000000 RSI: 00007fff4ad68100 RDI: 0000000000000005
[   13.188710][  T263] RBP: 00007fff4ad68060 R08: 0000000000000000 R09: 0000000000000000
[   13.188919][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.189131][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad687c0
| [   13.190817][  T263] ------------[ cut here ]------------
| [   13.190960][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/263
| [   13.191207][  T263] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.191681][  T263] Tainted: [W]=WARN
[   13.191783][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.191960][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.192309][  T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.192781][  T263] RSP: 0018:ffa0000000977060 EFLAGS: 00010286
[   13.193030][  T263] RAX: 00000000ffffffa6 RBX: ff110000089cd540 RCX: 1ff400000012edd2
[   13.193227][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089cd5f0
[   13.193422][  T263] RBP: ff1100000be7a000 R08: 1fe2200001139abf R09: ff1100000c870b58
[   13.193621][  T263] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   13.193826][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000977100
[   13.194131][  T263] FS:  00007f3124614840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.194364][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.194539][  T263] CR2: 000000000a609988 CR3: 000000001072e005 CR4: 0000000000771ef0
[   13.194737][  T263] PKRU: 55555554
[   13.194840][  T263] Call Trace:
[   13.194944][  T263]  <TASK>
[   13.195128][  T263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.195265][  T263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.195368][  T263]  netif_close_many (net/core/dev.c:1804)
[   13.195506][  T263]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.195670][  T263]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.195801][  T263]  ? __dev_close_many (net/core/dev.c:1781)
[   13.195939][  T263]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.196113][  T263]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.196283][  T263]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.196426][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.196558][  T263]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.196725][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.196858][  T263]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.196999][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.197130][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.197264][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.197399][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.197529][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.197681][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.197815][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.197957][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.198097][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.198231][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.198364][  T263]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.198502][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.198638][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.198771][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.198907][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.199049][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.199181][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.199313][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.199444][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.199575][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.199710][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.199848][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.199990][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.200124][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.200259][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.200393][  T263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.200523][  T263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.200655][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.200788][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.200925][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.201067][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.201200][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.201334][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.201474][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.201607][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.201741][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.201910][  T263]  ? move_addr_to_kernel (net/socket.c:258)
[   13.202053][  T263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.202188][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.202323][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   13.202456][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.202622][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.202765][  T263]  __sys_sendmsg (net/socket.c:2784)
[   13.202902][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.203039][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.203208][  T263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.203339][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.203471][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.203604][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.203740][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.203873][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.204045][  T263] RIP: 0033:0x7f312484e08e
[   13.204186][  T263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.204746][  T263] RSP: 002b:00007fff4ad68050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.204953][  T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f312484e08e
[   13.205154][  T263] RDX: 0000000000000000 RSI: 00007fff4ad68100 RDI: 0000000000000005
[   13.205349][  T263] RBP: 00007fff4ad68060 R08: 0000000000000000 R09: 0000000000000000
[   13.205629][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.205821][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad687c0
| [   13.229596][  T263] ------------[ cut here ]------------
| [   13.229906][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/263
| [   13.230318][  T263] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.231119][  T263] Tainted: [W]=WARN
[   13.231321][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.231619][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.231940][  T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.232702][  T263] RSP: 0018:ffa0000000977190 EFLAGS: 00010286
[   13.233028][  T263] RAX: 00000000ffffffa6 RBX: ff1100000c610640 RCX: 1ff400000012edf8
[   13.233375][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6106f0
[   13.233722][  T263] RBP: ff1100000be7a000 R08: 1fe22000018c20df R09: ff1100000c870b58
[   13.234090][  T263] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   13.234445][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.234791][  T263] FS:  00007f3124614840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   13.235220][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.235528][  T263] CR2: 00007fcb46bee2a0 CR3: 000000001072e004 CR4: 0000000000771ef0
[   13.235872][  T263] PKRU: 55555554
[   13.236097][  T263] Call Trace:
[   13.236298][  T263]  <TASK>
[   13.236452][  T263]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.236769][  T263]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.237087][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.237343][  T263]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.237593][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.237841][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.238118][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.238364][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.238612][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.238901][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.239163][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.239412][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.239662][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.239918][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.240179][  T263]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.240431][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.240677][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.240940][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.241208][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.241461][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.241712][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.242261][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.242512][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.242762][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.243042][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.243290][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.243544][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.243792][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.244072][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.244322][  T263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.244564][  T263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.244821][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.245099][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.245350][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.245603][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.245854][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.246128][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.246383][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.246628][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.246873][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.247181][  T263]  ? move_addr_to_kernel (net/socket.c:258)
[   13.247423][  T263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.247668][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.247924][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   13.248184][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.248476][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.248743][  T263]  __sys_sendmsg (net/socket.c:2784)
[   13.249018][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.249264][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.249568][  T263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.249819][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.250098][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.250345][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.250592][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.250844][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.251192][  T263] RIP: 0033:0x7f312484e08e
[   13.251456][  T263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.252240][  T263] RSP: 002b:00007fff4ad68050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.252588][  T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f312484e08e
[   13.252946][  T263] RDX: 0000000000000000 RSI: 00007fff4ad68100 RDI: 0000000000000005
[   13.253305][  T263] RBP: 00007fff4ad68060 R08: 0000000000000000 R09: 0000000000000000
[   13.253669][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.254035][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad687c0
| [   13.306813][  T264] ------------[ cut here ]------------
| [   13.307172][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   13.307548][  T264] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.308340][  T264] Tainted: [W]=WARN
[   13.308522][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.308808][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.309101][  T264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.309873][  T264] RSP: 0018:ffa0000000986fe0 EFLAGS: 00010286
[   13.310171][  T264] RAX: 00000000ffffffa6 RBX: ff1100000a3a3840 RCX: 1ff4000000130dc2
[   13.310476][  T264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a38f0
[   13.310780][  T264] RBP: ff110000095d2000 R08: 1fe220000147471f R09: ff1100000c872e58
[   13.311023][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   13.311239][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   13.311547][  T264] FS:  00007fe3513b8840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.311928][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.312228][  T264] CR2: 0000000015631988 CR3: 000000000d92c004 CR4: 0000000000771ef0
[   13.312559][  T264] PKRU: 55555554
[   13.312721][  T264] Call Trace:
[   13.312869][  T264]  <TASK>
[   13.312967][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.313116][  T264]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.313255][  T264]  notifier_call_chain (kernel/notifier.c:85)
[   13.313392][  T264]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.313529][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.313675][  T264]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.313843][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.314057][  T264]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.314226][  T264]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.314358][  T264]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.314492][  T264]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.314629][  T264]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.314796][  T264] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.314947][  T264]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   13.315153][  T264]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   13.315292][  T264]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.315464][  T264]  ? trace_contention_end (./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/lock.h:122)
[   13.315596][  T264]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.315765][  T264]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4509) vxlan
[   13.315943][  T264]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.316166][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.316301][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.316438][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.316575][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.316710][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.316864][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.317110][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.317250][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.317385][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.317553][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.317748][  T264]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.317901][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.318135][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.318270][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.318408][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.318543][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.318692][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.318830][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.319058][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.319196][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.319336][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.319487][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.319628][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.319766][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.319920][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.320132][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.320275][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.320418][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.320553][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.320687][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.320824][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.321003][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.321143][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.321299][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.321435][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.321575][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.321747][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   13.321890][  T264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.322031][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.322171][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   13.322321][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.322491][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.322642][  T264]  __sys_sendmsg (net/socket.c:2784)
[   13.322776][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.322918][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.323103][  T264]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.323243][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.323382][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.323522][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.323657][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.323796][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.323978][  T264] RIP: 0033:0x7fe3515f208e
[   13.324123][  T264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.324680][  T264] RSP: 002b:00007fff8db39290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.324894][  T264] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe3515f208e
[   13.325107][  T264] RDX: 0000000000000000 RSI: 00007fff8db39340 RDI: 0000000000000005
[   13.325357][  T264] RBP: 00007fff8db392a0 R08: 0000000000000000 R09: 0000000000000000
[   13.325594][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.325797][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8db39a00
| [   13.337055][  T264] ------------[ cut here ]------------
| [   13.337247][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   13.337550][  T264] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.338212][  T264] Tainted: [W]=WARN
[   13.338318][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.338493][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.338675][  T264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.339360][  T264] RSP: 0018:ffa0000000987060 EFLAGS: 00010286
[   13.339540][  T264] RAX: 00000000ffffffa6 RBX: ff110000027124c0 RCX: 1ff4000000130dd2
[   13.339740][  T264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712570
[   13.339945][  T264] RBP: ff1100000d8f2000 R08: 1fe22000004e24af R09: ff1100000c872e58
[   13.340149][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   13.340349][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000987100
[   13.340566][  T264] FS:  00007fe3513b8840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.340803][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.340984][  T264] CR2: 0000000015631988 CR3: 000000000d92c004 CR4: 0000000000771ef0
[   13.341187][  T264] PKRU: 55555554
[   13.341291][  T264] Call Trace:
[   13.341394][  T264]  <TASK>
[   13.341464][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.341603][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.341705][  T264]  netif_close_many (net/core/dev.c:1804)
[   13.341838][  T264]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.342016][  T264]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.342159][  T264]  ? __dev_close_many (net/core/dev.c:1781)
[   13.342318][  T264]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.342484][  T264]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.342650][  T264]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.342788][  T264]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   13.342936][  T264]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.343108][  T264]  ? trace_contention_end (./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/lock.h:122)
[   13.343237][  T264]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.343413][  T264]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.343545][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.343719][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.343942][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.344165][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.344376][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.344578][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.344727][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.344927][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.345128][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.345263][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.345397][  T264]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.345535][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.345674][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.345807][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.345958][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.346098][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.346230][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.346364][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.346498][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.346634][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.346770][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.346925][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.347062][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.347193][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.347325][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.347460][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.347640][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.347801][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.347947][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.348084][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.348219][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.348352][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.348484][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.348620][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.348751][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.348881][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.349072][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   13.349213][  T264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.349409][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.349571][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   13.349703][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.349866][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.350020][  T264]  __sys_sendmsg (net/socket.c:2784)
[   13.350152][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.350284][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.350450][  T264]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.350590][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.350743][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.350878][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.351018][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.351178][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.351340][  T264] RIP: 0033:0x7fe3515f208e
[   13.351481][  T264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.351955][  T264] RSP: 002b:00007fff8db39290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.352166][  T264] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe3515f208e
[   13.352369][  T264] RDX: 0000000000000000 RSI: 00007fff8db39340 RDI: 0000000000000005
[   13.352567][  T264] RBP: 00007fff8db392a0 R08: 0000000000000000 R09: 0000000000000000
[   13.352778][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.352986][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8db39a00
| [   13.356094][  T264] ------------[ cut here ]------------
| [   13.356235][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   13.356470][  T264] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.356986][  T264] Tainted: [W]=WARN
[   13.357083][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.357244][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.357413][  T264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.357923][  T264] RSP: 0018:ffa0000000987190 EFLAGS: 00010286
[   13.358163][  T264] RAX: 00000000ffffffa6 RBX: ff11000002712940 RCX: 1ff4000000130df8
[   13.358354][  T264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027129f0
[   13.358546][  T264] RBP: ff1100000d8f2000 R08: 1fe22000004e253f R09: ff1100000c872e58
[   13.358740][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.358973][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.359174][  T264] FS:  00007fe3513b8840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.359402][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.359567][  T264] CR2: 0000000015631988 CR3: 000000000d92c004 CR4: 0000000000771ef0
[   13.359760][  T264] PKRU: 55555554
[   13.359857][  T264] Call Trace:
[   13.359974][  T264]  <TASK>
[   13.360074][  T264]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.360338][  T264]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.360515][  T264]  ? trace_contention_end (./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/lock.h:122)
[   13.360644][  T264]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.360809][  T264]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.360943][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.361116][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.361247][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.361373][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.361499][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.361645][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.361771][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.361900][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.362036][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.362165][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.362295][  T264]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.362425][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.362554][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.362681][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.362818][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.362959][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.363093][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.363232][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.363357][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.363485][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.363618][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.363745][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.363872][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.364010][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.364141][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.364271][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.364399][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.364528][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.364657][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.364788][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.364919][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.365065][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.365194][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.365324][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.365457][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.365584][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.365741][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   13.365868][  T264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.366011][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.366139][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   13.366264][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.366424][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.366568][  T264]  __sys_sendmsg (net/socket.c:2784)
[   13.366695][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.366836][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.367015][  T264]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.367144][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.367295][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.367430][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.367558][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.367685][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.367841][  T264] RIP: 0033:0x7fe3515f208e
[   13.367985][  T264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.368440][  T264] RSP: 002b:00007fff8db39290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.368634][  T264] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe3515f208e
[   13.368848][  T264] RDX: 0000000000000000 RSI: 00007fff8db39340 RDI: 0000000000000005
[   13.369049][  T264] RBP: 00007fff8db392a0 R08: 0000000000000000 R09: 0000000000000000
[   13.369237][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.369428][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8db39a00
| [   13.422488][  T265] ------------[ cut here ]------------
| [   13.422675][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
| [   13.422928][  T265] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.423457][  T265] Tainted: [W]=WARN
[   13.423562][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.423743][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.423955][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.424542][  T265] RSP: 0018:ffa0000000996fe0 EFLAGS: 00010286
[   13.424720][  T265] RAX: 00000000ffffffa6 RBX: ff1100000b5eaf40 RCX: 1ff4000000132dc2
[   13.424930][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eaff0
[   13.425138][  T265] RBP: ff110000095d2000 R08: 1fe22000016bd5ff R09: ff1100000c875158
[   13.425342][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   13.425551][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   13.425755][  T265] FS:  00007f0eb249b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.426003][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.426190][  T265] CR2: 000000002cca7988 CR3: 0000000010743006 CR4: 0000000000771ef0
[   13.426456][  T265] PKRU: 55555554
[   13.426557][  T265] Call Trace:
[   13.426668][  T265]  <TASK>
[   13.426740][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.426879][  T265]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.427031][  T265]  notifier_call_chain (kernel/notifier.c:85)
[   13.427173][  T265]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.427311][  T265]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.427480][  T265]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.427620][  T265]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.427754][  T265]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.427898][  T265]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.428038][  T265]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.428210][  T265] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.428349][  T265]  ? write_profile (kernel/profile.c:194)
[   13.428485][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.428623][  T265]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.428797][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.428940][  T265]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.429085][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.429220][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.429356][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.429492][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.429629][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.429789][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.429966][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.430115][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.430251][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.430389][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.430534][  T265]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.430677][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.430813][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.430957][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.431184][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.431377][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.431514][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.431648][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.431785][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.431946][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.432179][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.432315][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.432451][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.432586][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.432725][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.432865][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.433099][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.433286][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.433498][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.433711][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.433933][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.434294][  T265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.434449][  T265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.434589][  T265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.434730][  T265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.434868][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.435148][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   13.435334][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.435473][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.435615][  T265]  ___sys_sendmsg (net/socket.c:2752)
[   13.435751][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.435929][  T265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.436082][  T265]  __sys_sendmsg (net/socket.c:2784)
[   13.436219][  T265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.436353][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.436530][  T265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.436668][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.436804][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.436984][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.437189][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.437326][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.437499][  T265] RIP: 0033:0x7f0eb26d508e
[   13.437643][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.438141][  T265] RSP: 002b:00007ffe36da5f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.438349][  T265] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0eb26d508e
[   13.438552][  T265] RDX: 0000000000000000 RSI: 00007ffe36da5ff0 RDI: 0000000000000005
[   13.438756][  T265] RBP: 00007ffe36da5f50 R08: 0000000000000000 R09: 0000000000000000
[   13.438963][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.439171][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe36da66b0
| [   13.440855][  T265] ------------[ cut here ]------------
| [   13.441006][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
| [   13.441233][  T265] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.441771][  T265] Tainted: [W]=WARN
[   13.441898][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.442076][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.442248][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.442717][  T265] RSP: 0018:ffa0000000997060 EFLAGS: 00010286
[   13.442898][  T265] RAX: 00000000ffffffa6 RBX: ff1100000b5eaac0 RCX: 1ff4000000132dd2
[   13.443096][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eab70
[   13.443289][  T265] RBP: ff1100000cfe2000 R08: 1fe22000016bd56f R09: ff1100000c875158
[   13.443545][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   13.443842][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000997100
[   13.444117][  T265] FS:  00007f0eb249b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.444376][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.444589][  T265] CR2: 000000002cca7988 CR3: 0000000010743006 CR4: 0000000000771ef0
[   13.444803][  T265] PKRU: 55555554
[   13.444919][  T265] Call Trace:
[   13.445063][  T265]  <TASK>
[   13.445168][  T265]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.445377][  T265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.445536][  T265]  netif_close_many (net/core/dev.c:1804)
[   13.445744][  T265]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.445957][  T265]  ? __dev_close_many (net/core/dev.c:1781)
[   13.446170][  T265]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.446420][  T265]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.446606][  T265]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.446761][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.446951][  T265]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.447137][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.447271][  T265]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.447403][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.447537][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.447671][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.447800][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.447934][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.448113][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.448243][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.448375][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.448508][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.448639][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.448770][  T265]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.448910][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.449048][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.449178][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.449348][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.449546][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.449694][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.449826][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.449964][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.450105][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.450241][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.450374][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.450508][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.450647][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.450779][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.450921][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.451061][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.451195][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.451333][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.451465][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.451602][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.451735][  T265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.451866][  T265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.452010][  T265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.452141][  T265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.452325][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.452578][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   13.452785][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.453006][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.453244][  T265]  ___sys_sendmsg (net/socket.c:2752)
[   13.453452][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.453723][  T265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.453960][  T265]  __sys_sendmsg (net/socket.c:2784)
[   13.454172][  T265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.454374][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.454642][  T265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.454855][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.455071][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.455273][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.455478][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.455681][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.455938][  T265] RIP: 0033:0x7f0eb26d508e
[   13.456158][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.456889][  T265] RSP: 002b:00007ffe36da5f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.457204][  T265] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0eb26d508e
[   13.457510][  T265] RDX: 0000000000000000 RSI: 00007ffe36da5ff0 RDI: 0000000000000005
[   13.457813][  T265] RBP: 00007ffe36da5f50 R08: 0000000000000000 R09: 0000000000000000
[   13.458126][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.458445][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe36da66b0
| [   13.463943][  T265] ------------[ cut here ]------------
| [   13.464106][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
| [   13.464334][  T265] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.464803][  T265] Tainted: [W]=WARN
[   13.464903][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.465073][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.465251][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.465705][  T265] RSP: 0018:ffa0000000997190 EFLAGS: 00010286
[   13.465867][  T265] RAX: 00000000ffffffa6 RBX: ff11000008a9adc0 RCX: 1ff4000000132df8
[   13.466094][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9ae70
[   13.466287][  T265] RBP: ff1100000cfe2000 R08: 1fe22000011535cf R09: ff1100000c875158
[   13.466477][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.466666][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.466858][  T265] FS:  00007f0eb249b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.467092][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.467253][  T265] CR2: 000000002cca7988 CR3: 0000000010743006 CR4: 0000000000771ef0
[   13.467468][  T265] PKRU: 55555554
[   13.467569][  T265] Call Trace:
[   13.467666][  T265]  <TASK>
[   13.467731][  T265]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.467901][  T265]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.468067][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.468197][  T265]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.468325][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.468454][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.468582][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.468711][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.468839][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.468996][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.469121][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.469251][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.469379][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.469505][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.469657][  T265]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.469818][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.470072][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.470212][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.470340][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.470469][  T265]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.470603][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.470731][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.470863][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.471052][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.471183][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.471310][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.471437][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.471564][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.471692][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.471823][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.472055][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.472204][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.472395][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.472546][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.472678][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.472805][  T265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.473043][  T265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.473287][  T265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.473490][  T265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.473697][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.473947][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   13.474235][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.474387][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.474517][  T265]  ___sys_sendmsg (net/socket.c:2752)
[   13.474643][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.474802][  T265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.474953][  T265]  __sys_sendmsg (net/socket.c:2784)
[   13.475136][  T265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.475267][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.475429][  T265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.475554][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.475682][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.475810][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.475957][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.476149][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.476312][  T265] RIP: 0033:0x7f0eb26d508e
[   13.476449][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.476927][  T265] RSP: 002b:00007ffe36da5f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.477191][  T265] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0eb26d508e
[   13.477386][  T265] RDX: 0000000000000000 RSI: 00007ffe36da5ff0 RDI: 0000000000000005
[   13.477582][  T265] RBP: 00007ffe36da5f50 R08: 0000000000000000 R09: 0000000000000000
[   13.477776][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.478028][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe36da66b0
| [   13.520312][  T266] ------------[ cut here ]------------
| [   13.520496][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/266
| [   13.520742][  T266] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.521295][  T266] Tainted: [W]=WARN
[   13.521398][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.521571][  T266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.521749][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.522238][  T266] RSP: 0018:ffa0000000996fe0 EFLAGS: 00010286
[   13.522419][  T266] RAX: 00000000ffffffa6 RBX: ff1100000bf23540 RCX: 1ff4000000132dc2
[   13.522622][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf235f0
[   13.522825][  T266] RBP: ff110000095d2000 R08: 1fe22000017e46bf R09: ff1100000bf55158
[   13.523132][  T266] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   13.523335][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   13.523540][  T266] FS:  00007f5eebdf3840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.523778][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.524059][  T266] CR2: 0000000028526988 CR3: 000000000be8c002 CR4: 0000000000771ef0
[   13.524278][  T266] PKRU: 55555554
[   13.524386][  T266] Call Trace:
[   13.524499][  T266]  <TASK>
[   13.524572][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.524710][  T266]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.524851][  T266]  notifier_call_chain (kernel/notifier.c:85)
[   13.525087][  T266]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.525322][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.525465][  T266]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.525639][  T266]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.525774][  T266]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.526066][  T266]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.526199][  T266]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.526363][  T266]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   13.526498][  T266] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.526638][  T266]  ? write_profile (kernel/profile.c:194)
[   13.526772][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.526925][  T266]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.527182][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.527319][  T266]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.527452][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.527585][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.527720][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.527854][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.528061][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.528228][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.528380][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.528514][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.528650][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.528789][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.528928][  T266]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.529077][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.529214][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.529358][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.529491][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.529628][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.529761][  T266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.529904][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.530046][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.530183][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.530323][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.530467][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.530606][  T266]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.530743][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.530882][  T266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.531038][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.531177][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.531321][  T266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.531460][  T266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.531627][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.531770][  T266]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.531915][  T266]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.532073][  T266]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.532216][  T266]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.532368][  T266]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.532513][  T266]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.532682][  T266]  ? move_addr_to_kernel (net/socket.c:258)
[   13.532817][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.532963][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.533108][  T266]  ___sys_sendmsg (net/socket.c:2752)
[   13.533243][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.533416][  T266]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.533568][  T266]  __sys_sendmsg (net/socket.c:2784)
[   13.533706][  T266]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.533841][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.534033][  T266]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.534168][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.534314][  T266]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.534452][  T266]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.534597][  T266]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.534735][  T266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.534915][  T266] RIP: 0033:0x7f5eec02d08e
[   13.535071][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.535556][  T266] RSP: 002b:00007ffcff18f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.535766][  T266] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5eec02d08e
[   13.535978][  T266] RDX: 0000000000000000 RSI: 00007ffcff18f4f0 RDI: 0000000000000005
[   13.536180][  T266] RBP: 00007ffcff18f450 R08: 0000000000000000 R09: 0000000000000000
[   13.536389][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.536621][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcff18fbb0
| [   13.538624][  T266] ------------[ cut here ]------------
| [   13.538761][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/266
| [   13.539006][  T266] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.539496][  T266] Tainted: [W]=WARN
[   13.539600][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.539769][  T266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.539948][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.540503][  T266] RSP: 0018:ffa0000000997060 EFLAGS: 00010286
[   13.540673][  T266] RAX: 00000000ffffffa6 RBX: ff1100000bf23cc0 RCX: 1ff4000000132dd2
[   13.540866][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf23d70
[   13.541146][  T266] RBP: ff11000004aca000 R08: 1fe22000017e47af R09: ff1100000bf55158
[   13.541341][  T266] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   13.541540][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000997100
[   13.541737][  T266] FS:  00007f5eebdf3840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.542084][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.542260][  T266] CR2: 0000000028526988 CR3: 000000000be8c002 CR4: 0000000000771ef0
[   13.542462][  T266] PKRU: 55555554
[   13.542665][  T266] Call Trace:
[   13.542765][  T266]  <TASK>
[   13.542834][  T266]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.543065][  T266]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.543165][  T266]  netif_close_many (net/core/dev.c:1804)
[   13.543299][  T266]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.543449][  T266]  ? __dev_close_many (net/core/dev.c:1781)
[   13.543588][  T266]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.543770][  T266]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.543947][  T266]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.544173][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.544304][  T266]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.544469][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.544606][  T266]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.544738][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.544869][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.545096][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.545225][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.545355][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.545507][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.545642][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.545775][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.545909][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.546137][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.546271][  T266]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.546406][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.546538][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.546672][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.546808][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.546950][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.547163][  T266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.547296][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.547434][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.547565][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.547700][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.547830][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.547968][  T266]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.548166][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.548304][  T266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.548444][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.548577][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.548711][  T266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.548845][  T266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.549097][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.549228][  T266]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.549363][  T266]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.549496][  T266]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.549636][  T266]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.549770][  T266]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.549907][  T266]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.550202][  T266]  ? move_addr_to_kernel (net/socket.c:258)
[   13.550334][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.550471][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.550606][  T266]  ___sys_sendmsg (net/socket.c:2752)
[   13.550737][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.550927][  T266]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.551125][  T266]  __sys_sendmsg (net/socket.c:2784)
[   13.551257][  T266]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.551386][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.551554][  T266]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.551691][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.551825][  T266]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.551964][  T266]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.552163][  T266]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.552296][  T266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.552462][  T266] RIP: 0033:0x7f5eec02d08e
[   13.552605][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.553141][  T266] RSP: 002b:00007ffcff18f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.553338][  T266] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5eec02d08e
[   13.553537][  T266] RDX: 0000000000000000 RSI: 00007ffcff18f4f0 RDI: 0000000000000005
[   13.553755][  T266] RBP: 00007ffcff18f450 R08: 0000000000000000 R09: 0000000000000000
[   13.553961][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.554232][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcff18fbb0
| [   13.557492][  T266] ------------[ cut here ]------------
| [   13.557648][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/266
| [   13.557883][  T266] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.558404][  T266] Tainted: [W]=WARN
[   13.558510][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.558685][  T266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.558856][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.559347][  T266] RSP: 0018:ffa0000000997190 EFLAGS: 00010286
[   13.559517][  T266] RAX: 00000000ffffffa6 RBX: ff11000010412340 RCX: 1ff4000000132df8
[   13.559708][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000104123f0
[   13.559906][  T266] RBP: ff11000004aca000 R08: 1fe220000208247f R09: ff1100000bf55158
[   13.560103][  T266] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.560291][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.560493][  T266] FS:  00007f5eebdf3840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   13.560717][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.560878][  T266] CR2: 0000561b07814d5c CR3: 000000000be8c003 CR4: 0000000000771ef0
[   13.561078][  T266] PKRU: 55555554
[   13.561173][  T266] Call Trace:
[   13.561269][  T266]  <TASK>
[   13.561335][  T266]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.561501][  T266]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.561662][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.561791][  T266]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.561921][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.562122][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.562251][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.562385][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.562513][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.562662][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.562802][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.562942][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.563087][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.563219][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.563350][  T266]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.563482][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.563610][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.563738][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.563865][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.564006][  T266]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.564133][  T266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.564261][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.564388][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.564514][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.564643][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.564771][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.564905][  T266]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.565039][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.565164][  T266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.565292][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.565417][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.565546][  T266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.565678][  T266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.565805][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.565939][  T266]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.566072][  T266]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.566200][  T266]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.566329][  T266]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.566456][  T266]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.566583][  T266]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.566743][  T266]  ? move_addr_to_kernel (net/socket.c:258)
[   13.566871][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.567013][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.567146][  T266]  ___sys_sendmsg (net/socket.c:2752)
[   13.567273][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.567433][  T266]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.567574][  T266]  __sys_sendmsg (net/socket.c:2784)
[   13.567703][  T266]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.567832][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.568003][  T266]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.568129][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.568257][  T266]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.568385][  T266]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.568517][  T266]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.568647][  T266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.568805][  T266] RIP: 0033:0x7f5eec02d08e
[   13.568945][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.569403][  T266] RSP: 002b:00007ffcff18f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.569602][  T266] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5eec02d08e
[   13.569799][  T266] RDX: 0000000000000000 RSI: 00007ffcff18f4f0 RDI: 0000000000000005
[   13.570001][  T266] RBP: 00007ffcff18f450 R08: 0000000000000000 R09: 0000000000000000
[   13.570191][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.570379][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcff18fbb0
| [   13.611787][  T267] ------------[ cut here ]------------
| [   13.611978][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/267
| [   13.612225][  T267] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.612734][  T267] Tainted: [W]=WARN
[   13.612844][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.613028][  T267] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.613210][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.613699][  T267] RSP: 0018:ffa0000000516fe0 EFLAGS: 00010286
[   13.613873][  T267] RAX: 00000000ffffffa6 RBX: ff11000008b53b40 RCX: 1ff40000000a2dc2
[   13.614098][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b53bf0
[   13.614301][  T267] RBP: ff110000095d2000 R08: 1fe220000116a77f R09: ff1100000a5d0b58
[   13.614506][  T267] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   13.614711][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   13.614919][  T267] FS:  00007f879737b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   13.615167][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.615343][  T267] CR2: 0000000010365988 CR3: 000000000cef2005 CR4: 0000000000771ef0
[   13.615547][  T267] PKRU: 55555554
[   13.615650][  T267] Call Trace:
[   13.615752][  T267]  <TASK>
[   13.615823][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.615964][  T267]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.616108][  T267]  notifier_call_chain (kernel/notifier.c:85)
[   13.616248][  T267]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.616387][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.616525][  T267]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.616698][  T267]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.616837][  T267]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.616984][  T267]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.617119][  T267]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.617288][  T267]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   13.617439][  T267] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.617586][  T267]  ? write_profile (kernel/profile.c:194)
[   13.617724][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.617862][  T267]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.618046][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.618185][  T267]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.618321][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.618457][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.618594][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.618731][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.618867][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.619030][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.619166][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.619302][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.619444][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.619582][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.619721][  T267]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.619859][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.620004][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.620140][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.620276][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.620414][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.620554][  T267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.620697][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.620832][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.620978][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.621116][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.621251][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.621389][  T267]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.621526][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.621664][  T267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.621810][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.621951][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.622098][  T267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.622234][  T267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.622372][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.622511][  T267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.622656][  T267]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.622793][  T267]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.622939][  T267]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.623084][  T267]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.623221][  T267]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.623393][  T267]  ? move_addr_to_kernel (net/socket.c:258)
[   13.623537][  T267]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.623676][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.623820][  T267]  ___sys_sendmsg (net/socket.c:2752)
[   13.623962][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.624141][  T267]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.624294][  T267]  __sys_sendmsg (net/socket.c:2784)
[   13.624433][  T267]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.624569][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.624745][  T267]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.624882][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.625030][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.625167][  T267]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.625304][  T267]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.625442][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.625613][  T267] RIP: 0033:0x7f87975b508e
[   13.625757][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.626256][  T267] RSP: 002b:00007ffd290c6ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.626464][  T267] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f87975b508e
[   13.626668][  T267] RDX: 0000000000000000 RSI: 00007ffd290c70a0 RDI: 0000000000000005
[   13.626875][  T267] RBP: 00007ffd290c7000 R08: 0000000000000000 R09: 0000000000000000
[   13.627091][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.627296][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd290c7760
| [   13.629417][  T267] ------------[ cut here ]------------
| [   13.629656][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/267
| [   13.631324][  T267] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.632138][  T267] Tainted: [W]=WARN
[   13.632308][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.632575][  T267] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.632856][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.633630][  T267] RSP: 0018:ffa0000000517060 EFLAGS: 00010286
[   13.633903][  T267] RAX: 00000000ffffffa6 RBX: ff11000008b530c0 RCX: 1ff40000000a2dd2
[   13.634224][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b53170
[   13.634536][  T267] RBP: ff110000104d2000 R08: 1fe220000116a62f R09: ff1100000a5d0b58
[   13.634839][  T267] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   13.635159][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000517100
[   13.635478][  T267] FS:  00007f879737b840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   13.635836][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.636110][  T267] CR2: 0000561b07814d5c CR3: 000000000cef2006 CR4: 0000000000771ef0
[   13.636419][  T267] PKRU: 55555554
[   13.636575][  T267] Call Trace:
[   13.636732][  T267]  <TASK>
[   13.636841][  T267]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.637074][  T267]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.637234][  T267]  netif_close_many (net/core/dev.c:1804)
[   13.637444][  T267]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.637655][  T267]  ? __dev_close_many (net/core/dev.c:1781)
[   13.637857][  T267]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.638134][  T267]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.638394][  T267]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.638607][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.638813][  T267]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.639078][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.639287][  T267]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.639493][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.639696][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.639905][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.640115][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.640317][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.640554][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.640759][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.640981][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.641185][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.641385][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.641592][  T267]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.641804][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.642024][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.642229][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.642433][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.642642][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.642848][  T267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.643066][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.643272][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.643474][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.643677][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.643877][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.644098][  T267]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.644300][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.644507][  T267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.644720][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.644931][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.645147][  T267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.645354][  T267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.645559][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.645764][  T267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.645980][  T267]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.646185][  T267]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.646397][  T267]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.646607][  T267]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.646811][  T267]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.647076][  T267]  ? move_addr_to_kernel (net/socket.c:258)
[   13.647281][  T267]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.647485][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.647689][  T267]  ___sys_sendmsg (net/socket.c:2752)
[   13.647897][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.648168][  T267]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.648400][  T267]  __sys_sendmsg (net/socket.c:2784)
[   13.648605][  T267]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.648805][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.649075][  T267]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.649275][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.649483][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.649690][  T267]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.649901][  T267]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.650117][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.650369][  T267] RIP: 0033:0x7f87975b508e
[   13.650584][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.651447][  T267] RSP: 002b:00007ffd290c6ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.651758][  T267] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f87975b508e
[   13.652083][  T267] RDX: 0000000000000000 RSI: 00007ffd290c70a0 RDI: 0000000000000005
[   13.652390][  T267] RBP: 00007ffd290c7000 R08: 0000000000000000 R09: 0000000000000000
[   13.652690][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.653156][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd290c7760
| [   13.658805][  T267] ------------[ cut here ]------------
| [   13.659038][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/267
| [   13.659376][  T267] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.660210][  T267] Tainted: [W]=WARN
[   13.660360][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.660601][  T267] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.660854][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.661648][  T267] RSP: 0018:ffa0000000517190 EFLAGS: 00010286
[   13.661901][  T267] RAX: 00000000ffffffa6 RBX: ff1100000bf2c7c0 RCX: 1ff40000000a2df8
[   13.662349][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf2c870
[   13.662642][  T267] RBP: ff110000104d2000 R08: 1fe22000017e590f R09: ff1100000a5d0b58
[   13.662944][  T267] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.663344][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.663638][  T267] FS:  00007f879737b840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   13.664085][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.664333][  T267] CR2: 0000561b07814d5c CR3: 000000000cef2006 CR4: 0000000000771ef0
[   13.664631][  T267] PKRU: 55555554
[   13.664779][  T267] Call Trace:
[   13.664929][  T267]  <TASK>
[   13.665125][  T267]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.665371][  T267]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.665621][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.665824][  T267]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.666135][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.666337][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.666530][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.666724][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.666926][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.667250][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.667441][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.667638][  T267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.667821][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.668119][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.668314][  T267]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.668511][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.668706][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.668911][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.669201][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.669404][  T267]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.669595][  T267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.669790][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.670082][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.670277][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.670476][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.670671][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.670866][  T267]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.671168][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.671366][  T267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.671569][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.671766][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.672060][  T267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.672258][  T267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.672455][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.672659][  T267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.672853][  T267]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.673149][  T267]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.673355][  T267]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.673552][  T267]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.673748][  T267]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.674093][  T267]  ? move_addr_to_kernel (net/socket.c:258)
[   13.674290][  T267]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.674490][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.674693][  T267]  ___sys_sendmsg (net/socket.c:2752)
[   13.674893][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.675237][  T267]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.675459][  T267]  __sys_sendmsg (net/socket.c:2784)
[   13.675660][  T267]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.675869][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.676225][  T267]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.676420][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.676619][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.676816][  T267]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.677112][  T267]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.677309][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.677549][  T267] RIP: 0033:0x7f87975b508e
[   13.677758][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.678561][  T267] RSP: 002b:00007ffd290c6ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.678864][  T267] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f87975b508e
[   13.679266][  T267] RDX: 0000000000000000 RSI: 00007ffd290c70a0 RDI: 0000000000000005
[   13.679560][  T267] RBP: 00007ffd290c7000 R08: 0000000000000000 R09: 0000000000000000
[   13.679848][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb78
[   13.680238][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd290c7760
| [   13.751830][  T268] ------------[ cut here ]------------
| [   13.752147][  T268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/268
| [   13.752569][  T268] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.753485][  T268] Tainted: [W]=WARN
[   13.753707][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.754069][  T268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.754426][  T268] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.755232][  T268] RSP: 0018:ffa00000005d7060 EFLAGS: 00010286
[   13.755553][  T268] RAX: 00000000ffffffa6 RBX: ff1100000cb1b9c0 RCX: 1ff40000000badd2
[   13.755944][  T268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1ba70
[   13.756321][  T268] RBP: ff1100000a314000 R08: 1fe220000196374f R09: ff1100000a5d5158
[   13.756678][  T268] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   13.757059][  T268] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000005d7100
[   13.757424][  T268] FS:  00007f0cf83f4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   13.757837][  T268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.758170][  T268] CR2: 0000000013d6d988 CR3: 000000000a3d2006 CR4: 0000000000771ef0
[   13.758554][  T268] PKRU: 55555554
[   13.758767][  T268] Call Trace:
[   13.759135][  T268]  <TASK>
[   13.759396][  T268]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.759820][  T268]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.760206][  T268]  netif_close_many (net/core/dev.c:1804)
[   13.760537][  T268]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.760793][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.761092][  T268]  ? __dev_close_many (net/core/dev.c:1781)
[   13.761368][  T268]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.761681][  T268]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.762017][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.762293][  T268]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.762601][  T268]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.762858][  T268]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.763152][  T268]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.763463][  T268]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.763725][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.764024][  T268]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.764286][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.764541][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.764807][  T268]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.765088][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.765344][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.765638][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.765936][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.766214][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.766461][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.766724][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.767014][  T268]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.767315][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.767584][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.767856][  T268]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.768145][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.768410][  T268]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.768677][  T268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.768945][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.769219][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.769474][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.769735][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.770008][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.770268][  T268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.770544][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.770801][  T268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.771088][  T268]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.771344][  T268]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.771605][  T268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.771866][  T268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.772158][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.772420][  T268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.772680][  T268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.772946][  T268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.773226][  T268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.773482][  T268]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.773744][  T268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.774085][  T268]  ? move_addr_to_kernel (net/socket.c:258)
[   13.774340][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.774596][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.774856][  T268]  ___sys_sendmsg (net/socket.c:2752)
[   13.775134][  T268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.775440][  T268]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.775728][  T268]  __sys_sendmsg (net/socket.c:2784)
[   13.776011][  T268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.776261][  T268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.776576][  T268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.776832][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.777120][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.777377][  T268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.777630][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.777901][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.778239][  T268] RIP: 0033:0x7f0cf862e08e
[   13.778507][  T268] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.779330][  T268] RSP: 002b:00007ffe7b923d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.779699][  T268] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cf862e08e
[   13.780079][  T268] RDX: 0000000000000000 RSI: 00007ffe7b923e40 RDI: 0000000000000005
[   13.780432][  T268] RBP: 00007ffe7b923da0 R08: 0000000000000000 R09: 0000000000000000
[   13.780784][  T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb79
[   13.781169][  T268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b924500
| [   13.789240][  T268] ------------[ cut here ]------------
| [   13.789506][  T268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/268
| [   13.789850][  T268] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   13.790582][  T268] Tainted: [W]=WARN
[   13.790734][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.791000][  T268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.791257][  T268] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.791999][  T268] RSP: 0018:ffa00000005d7190 EFLAGS: 00010286
[   13.792247][  T268] RAX: 00000000ffffffa6 RBX: ff11000008b521c0 RCX: 1ff40000000badf8
[   13.792528][  T268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52270
[   13.792823][  T268] RBP: ff1100000a314000 R08: 1fe220000116a44f R09: ff1100000a5d5158
[   13.793227][  T268] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.793531][  T268] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.793836][  T268] FS:  00007f0cf83f4840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   13.794376][  T268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.794651][  T268] CR2: 00005576eb645d00 CR3: 000000000a3d2002 CR4: 0000000000771ef0
[   13.794961][  T268] PKRU: 55555554
[   13.795123][  T268] Call Trace:
[   13.795278][  T268]  <TASK>
[   13.795383][  T268]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.795639][  T268]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.795880][  T268]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.796113][  T268]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.796306][  T268]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.796565][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.796769][  T268]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.796983][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.797184][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.797384][  T268]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.797588][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.797786][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.798031][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.798227][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.798428][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.798630][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.798824][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.799035][  T268]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.799234][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.799433][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.799654][  T268]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.799851][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.800053][  T268]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.800246][  T268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.800439][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.800632][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.800822][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.801033][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.801222][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.801417][  T268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.801613][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.801812][  T268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.802030][  T268]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.802227][  T268]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.802428][  T268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.802628][  T268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.802826][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.803077][  T268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.803279][  T268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.803484][  T268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.803698][  T268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.803902][  T268]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.804109][  T268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.804358][  T268]  ? move_addr_to_kernel (net/socket.c:258)
[   13.804567][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.804790][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.805009][  T268]  ___sys_sendmsg (net/socket.c:2752)
[   13.805194][  T268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.805434][  T268]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.805662][  T268]  __sys_sendmsg (net/socket.c:2784)
[   13.805858][  T268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.806096][  T268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.806348][  T268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.806568][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.806787][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.807003][  T268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.807198][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.807396][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.807645][  T268] RIP: 0033:0x7f0cf862e08e
[   13.807854][  T268] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.808639][  T268] RSP: 002b:00007ffe7b923d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.808941][  T268] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cf862e08e
[   13.809242][  T268] RDX: 0000000000000000 RSI: 00007ffe7b923e40 RDI: 0000000000000005
[   13.809536][  T268] RBP: 00007ffe7b923da0 R08: 0000000000000000 R09: 0000000000000000
[   13.809822][  T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb79
[   13.810119][  T268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b924500
| [   14.376703][  T166] ------------[ cut here ]------------
| [   14.376954][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   14.377274][  T166] Modules linked in: netdevsim [last unloaded: ip6_udp_tunnel]
| [   14.377907][  T166] Tainted: [W]=WARN
[   14.378218][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.378409][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.378605][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.379209][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   14.379413][  T166] RAX: 00000000ffffffa6 RBX: ff1100000bf2de40 RCX: 1ff4000000108ed1
[   14.379652][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf2def0
[   14.379894][  T166] RBP: ff11000005002000 R08: 1fe22000017e5bdf R09: ff1100000cab2ef8
[   14.380128][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.380353][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005002000
[   14.380636][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   14.380908][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.381101][  T166] CR2: 00005576c1d93280 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   14.381328][  T166] PKRU: 55555554
[   14.381443][  T166] Call Trace:
[   14.381560][  T166]  <TASK>
[   14.381639][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.381796][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.381919][  T166]  register_netdevice (net/core/dev.c:11488)
[   14.382079][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.382269][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   14.382423][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   14.382617][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   14.382768][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   14.383014][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   14.383207][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.383359][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.383530][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   14.383718][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   14.383871][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   14.384070][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.384218][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   14.384371][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.384522][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.384635][  T166]  new_sync_write (fs/read_write.c:595)
[   14.384787][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.384961][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.385120][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.385334][  T166]  ? ksys_write (fs/read_write.c:740)
[   14.385530][  T166]  vfs_write (fs/read_write.c:688)
[   14.385651][  T166]  ksys_write (fs/read_write.c:740)
[   14.385766][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.385926][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.386090][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.386241][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.386395][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.386552][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.386709][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.386905][  T166] RIP: 0033:0x7fd8e6c0c08e
[   14.387069][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.387607][  T166] RSP: 002b:00007ffe866f4940 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.387840][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   14.388094][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   14.388320][  T166] RBP: 00007ffe866f4950 R08: 0000000000000000 R09: 0000000000000000
[   14.388552][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   14.388793][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   14.660599][  T280] ------------[ cut here ]------------
| [   14.660887][  T280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/280
| [   14.661292][  T280] Modules linked in: netdevsim [last unloaded: ip6_udp_tunnel]
| [   14.662278][  T280] Tainted: [W]=WARN
[   14.662446][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.662739][  T280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.663041][  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 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.663822][  T280] RSP: 0018:ffa00000006c7020 EFLAGS: 00010286
[   14.664109][  T280] RAX: 00000000ffffffa6 RBX: ff1100000bf1d540 RCX: 1ff40000000d8dca
[   14.664432][  T280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1d5f0
[   14.664757][  T280] RBP: ff11000005002000 R08: 1fe22000017e3abf R09: ff1100000c510b80
[   14.665091][  T280] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   14.665411][  T280] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   14.665731][  T280] FS:  00007f6366ffb840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   14.666120][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.666390][  T280] CR2: 00000000222fc988 CR3: 00000000091ab003 CR4: 0000000000771ef0
[   14.666716][  T280] PKRU: 55555554
[   14.666882][  T280] Call Trace:
[   14.667148][  T280]  <TASK>
[   14.667271][  T280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.667498][  T280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.667663][  T280]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.667866][  T280]  __dev_notify_flags (net/core/dev.c:9787)
[   14.668097][  T280]  ? netif_change_name (net/core/dev.c:1495)
[   14.668314][  T280]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.668530][  T280]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   14.668746][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.668977][  T280]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.669197][  T280]  netif_change_flags (net/core/dev.c:9820)
[   14.669416][  T280]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.669645][  T280]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.669870][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.670189][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.670420][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.670643][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.670862][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.671093][  T280]  ? __kernel_text_address (kernel/extable.c:79)
[   14.671316][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.671546][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.671760][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.671989][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.672202][  T280]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.672417][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.672631][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.672843][  T280]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.673075][  T280]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.673293][  T280]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.673510][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.673732][  T280]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.673960][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.674202][  T280]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.674424][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.674641][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.674863][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.675098][  T280]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.675329][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.675551][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.675765][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.675994][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.676212][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.676434][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.676644][  T280]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.676856][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.677077][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.677290][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.677512][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.677731][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.677953][  T280]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.678174][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.678391][  T280]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.678613][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.678830][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.679062][  T280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.679275][  T280]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.679489][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.679720][  T280]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.679952][  T280]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.680179][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.680399][  T280]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.680616][  T280]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.680832][  T280]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.681090][  T280]  ? move_addr_to_kernel (net/socket.c:258)
[   14.681308][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.681525][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.681742][  T280]  ___sys_sendmsg (net/socket.c:2752)
[   14.681966][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.682270][  T280]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.682531][  T280]  __sys_sendmsg (net/socket.c:2784)
[   14.682754][  T280]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.682983][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.683278][  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)
[   14.683501][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.683729][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.683955][  T280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.684187][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.684410][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.684694][  T280] RIP: 0033:0x7f636723508e
[   14.684939][  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
[   14.685742][  T280] RSP: 002b:00007fffced32e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.686098][  T280] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f636723508e
[   14.686422][  T280] RDX: 0000000000000000 RSI: 00007fffced32ed0 RDI: 0000000000000005
[   14.686743][  T280] RBP: 00007fffced32e30 R08: 0000000000000000 R09: 0000000000000000
[   14.687071][  T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb79
[   14.687403][  T280] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffced33590
| [   14.838720][  T284] ------------[ cut here ]------------
| [   14.839073][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/284
| [   14.839532][  T284] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   14.840756][  T284] Tainted: [W]=WARN
[   14.841014][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.841352][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.841708][  T284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.842601][  T284] RSP: 0018:ffa0000000716f70 EFLAGS: 00010286
[   14.842952][  T284] RAX: 00000000ffffffa6 RBX: ff11000002712040 RCX: 1ff40000000e2db4
[   14.843370][  T284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027120f0
[   14.843762][  T284] RBP: ff11000005002000 R08: 1fe22000004e241f R09: ff1100000c6b5180
[   14.844185][  T284] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.844586][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   14.845011][  T284] FS:  00007f76f0d46840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   14.845462][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.845809][  T284] CR2: 0000000016b0aa28 CR3: 000000000cc47005 CR4: 0000000000771ef0
[   14.846236][  T284] PKRU: 55555554
[   14.846466][  T284] Call Trace:
[   14.846694][  T284]  <TASK>
[   14.846874][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.847185][  T284]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.847480][  T284]  notifier_call_chain (kernel/notifier.c:85)
[   14.847773][  T284]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   14.848088][  T284]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   14.848381][  T284]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   14.848665][  T284]  netdev_upper_dev_link (net/core/dev.c:8972)
[   14.848959][  T284]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   14.849274][  T284] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   14.849569][  T284]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   14.849866][  T284] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   14.850189][  T284]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   14.850490][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.850776][  T284]  ? nla_strscpy (lib/nlattr.c:795)
[   14.851090][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.851376][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.851669][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.851984][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.852282][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.852578][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.852864][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.853175][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.853465][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.853749][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.854062][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.854353][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.854638][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.854933][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.855235][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.855522][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.855807][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.856119][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.856403][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.856691][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.857001][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.857289][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.857581][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.857868][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.858188][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.858477][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.858762][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.859077][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.859364][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.859654][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.859953][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.860256][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.860542][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.860884][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   14.861196][  T284]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.861478][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.861767][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   14.862078][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.862422][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.862735][  T284]  __sys_sendmsg (net/socket.c:2784)
[   14.863058][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.863341][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.863688][  T284]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.864020][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.864312][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.864600][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.864880][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.865193][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.865531][  T284] RIP: 0033:0x7f76f0f8008e
[   14.865828][  T284] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.866722][  T284] RSP: 002b:00007ffc30549480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.867154][  T284] RAX: ffffffffffffffda RBX: 00007ffc30549c18 RCX: 00007f76f0f8008e
[   14.867553][  T284] RDX: 0000000000000000 RSI: 00007ffc30549530 RDI: 0000000000000005
[   14.868000][  T284] RBP: 00007ffc30549490 R08: 0000000000000000 R09: 0000000000000000
[   14.868402][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   14.868799][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc30549bf0
| [   14.872047][  T284] ------------[ cut here ]------------
| [   14.872323][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/284
| [   14.872777][  T284] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   14.873828][  T284] Tainted: [W]=WARN
[   14.874081][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.874419][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.874779][  T284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.875664][  T284] RSP: 0018:ffa0000000716fd0 EFLAGS: 00010286
[   14.876030][  T284] RAX: 00000000ffffffa6 RBX: ff110000027121c0 RCX: 1ff40000000e2dc0
[   14.876437][  T284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712270
[   14.876834][  T284] RBP: ff1100000cbaa000 R08: 1fe22000004e244f R09: ff1100000c6b5180
[   14.877255][  T284] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.877687][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   14.878125][  T284] FS:  00007f76f0d46840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   14.878581][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.878933][  T284] CR2: 0000000016b0aa28 CR3: 000000000cc47005 CR4: 0000000000771ef0
[   14.879348][  T284] PKRU: 55555554
[   14.879576][  T284] Call Trace:
[   14.879806][  T284]  <TASK>
[   14.880005][  T284]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.880298][  T284]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.880529][  T284]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   14.880813][  T284]  __dev_notify_flags (net/core/dev.c:9787)
[   14.881126][  T284]  ? netif_change_name (net/core/dev.c:1495)
[   14.881409][  T284]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   14.881697][  T284]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   14.882008][  T284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.882300][  T284] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   14.882594][  T284]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   14.882889][  T284] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   14.883374][  T284]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   14.883670][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.883960][  T284]  ? nla_strscpy (lib/nlattr.c:795)
[   14.884275][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.884565][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.885096][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.885382][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.885676][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.885995][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.886283][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.886566][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.886859][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.887337][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.887622][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.887923][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.888229][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.888520][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.889004][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.889287][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.889579][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.889869][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.890351][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.890642][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.890932][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.891405][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.891704][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.892017][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.892309][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.892598][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.893082][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.893370][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.893656][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.893950][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.894261][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.894553][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.894836][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.895368][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   14.895658][  T284]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.895952][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.896259][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   14.896702][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.897075][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.897388][  T284]  __sys_sendmsg (net/socket.c:2784)
[   14.897675][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.898189][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.898540][  T284]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.898824][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.899136][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.899595][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.899878][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.900188][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.900524][  T284] RIP: 0033:0x7f76f0f8008e
[   14.901026][  T284] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.902102][  T284] RSP: 002b:00007ffc30549480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.902503][  T284] RAX: ffffffffffffffda RBX: 00007ffc30549c18 RCX: 00007f76f0f8008e
[   14.902905][  T284] RDX: 0000000000000000 RSI: 00007ffc30549530 RDI: 0000000000000005
[   14.903498][  T284] RBP: 00007ffc30549490 R08: 0000000000000000 R09: 0000000000000000
[   14.903902][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   14.904527][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc30549bf0
| [   14.948729][  T287] ------------[ cut here ]------------
| [   14.948960][  T287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/287
| [   14.949307][  T287] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   14.950178][  T287] Tainted: [W]=WARN
[   14.950328][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.950512][  T287] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.950723][  T287] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.951591][  T287] RSP: 0018:ffa00000005f7020 EFLAGS: 00010286
[   14.951791][  T287] RAX: 00000000ffffffa6 RBX: ff11000008a9a4c0 RCX: 1ff40000000bedca
[   14.952009][  T287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9a570
[   14.952228][  T287] RBP: ff1100000cbaa000 R08: 1fe22000011534af R09: ff1100000cab5158
[   14.952433][  T287] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.952662][  T287] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   14.952869][  T287] FS:  00007f5008d15840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   14.953139][  T287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.953348][  T287] CR2: 0000000017c0a988 CR3: 000000000ce4f003 CR4: 0000000000771ef0
[   14.953642][  T287] PKRU: 55555554
[   14.953809][  T287] Call Trace:
[   14.953988][  T287]  <TASK>
[   14.954093][  T287]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.954288][  T287]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.954444][  T287]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.954649][  T287]  __dev_notify_flags (net/core/dev.c:9787)
[   14.954856][  T287]  ? netif_change_name (net/core/dev.c:1495)
[   14.955181][  T287]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.955385][  T287]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   14.955526][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.955715][  T287]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.955944][  T287]  netif_change_flags (net/core/dev.c:9820)
[   14.956306][  T287]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   14.956501][  T287]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.956695][  T287]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.956830][  T287]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.957106][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.957241][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.957383][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.957560][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.957760][  T287]  ? __kernel_text_address (kernel/extable.c:79)
[   14.958085][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.958296][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.958472][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.958670][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.958850][  T287]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.959183][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.959317][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.959452][  T287]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.959599][  T287]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.959782][  T287]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.959926][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.960167][  T287]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.960314][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.960455][  T287]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.960596][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.960738][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.960878][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.961053][  T287]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.961192][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.961346][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.961486][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.961639][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.961771][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.961917][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.962064][  T287]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.962200][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.962334][  T287]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.962493][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.962641][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.962785][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.962943][  T287]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.963122][  T287]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.963327][  T287]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.963547][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.963761][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.964063][  T287]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.964249][  T287]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.964392][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.964538][  T287]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.964686][  T287]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.964829][  T287]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.964987][  T287]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.965134][  T287]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.965279][  T287]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.965452][  T287]  ? move_addr_to_kernel (net/socket.c:258)
[   14.965599][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.965754][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.965919][  T287]  ___sys_sendmsg (net/socket.c:2752)
[   14.966060][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.966275][  T287]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.966431][  T287]  __sys_sendmsg (net/socket.c:2784)
[   14.966571][  T287]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.966710][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.966883][  T287]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.967031][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.967172][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.967311][  T287]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.967447][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.967586][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.967754][  T287] RIP: 0033:0x7f5008f4f08e
[   14.967904][  T287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.968408][  T287] RSP: 002b:00007ffc14e27ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.968623][  T287] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5008f4f08e
[   14.968829][  T287] RDX: 0000000000000000 RSI: 00007ffc14e27f70 RDI: 0000000000000005
[   14.969049][  T287] RBP: 00007ffc14e27ed0 R08: 0000000000000000 R09: 0000000000000000
[   14.969253][  T287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   14.969460][  T287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc14e28630
| [   15.084714][  T292] ------------[ cut here ]------------
| [   15.085039][  T292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/292
| [   15.085459][  T292] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.086435][  T292] Tainted: [W]=WARN
[   15.086614][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.086913][  T292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.087219][  T292] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.088081][  T292] RSP: 0018:ffa00000005d6f70 EFLAGS: 00010286
[   15.088364][  T292] RAX: 00000000ffffffa6 RBX: ff11000010413e40 RCX: 1ff40000000badb4
[   15.088732][  T292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010413ef0
[   15.089102][  T292] RBP: ff11000005002000 R08: 1fe22000020827df R09: ff1100000bf52e80
[   15.089454][  T292] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.089801][  T292] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   15.090166][  T292] FS:  00007f546d5de840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.090574][  T292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.090864][  T292] CR2: 00000000374cfa28 CR3: 0000000004d8e003 CR4: 0000000000771ef0
[   15.091210][  T292] PKRU: 55555554
[   15.091402][  T292] Call Trace:
[   15.091579][  T292]  <TASK>
[   15.091702][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.091942][  T292]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.092181][  T292]  notifier_call_chain (kernel/notifier.c:85)
[   15.092429][  T292]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.092666][  T292]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.092920][  T292]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.093177][  T292]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.093410][  T292]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.093643][  T292] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.093905][  T292]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.094163][  T292] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.094402][  T292]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.094660][  T292]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.094911][  T292]  ? nla_strscpy (lib/nlattr.c:795)
[   15.095160][  T292]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.095393][  T292]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.095620][  T292]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.095853][  T292]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.096102][  T292]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.096343][  T292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.096581][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.096811][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.097063][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.097296][  T292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.097549][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.097787][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.098029][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.098260][  T292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.098491][  T292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.098722][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.098957][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.099193][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.099420][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.099660][  T292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.099885][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.100129][  T292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.100359][  T292]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.100582][  T292]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.100813][  T292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.101070][  T292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.101305][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.101535][  T292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.101763][  T292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.102012][  T292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.102242][  T292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.102473][  T292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.102698][  T292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.102983][  T292]  ? move_addr_to_kernel (net/socket.c:258)
[   15.103212][  T292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.103444][  T292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.103681][  T292]  ___sys_sendmsg (net/socket.c:2752)
[   15.103912][  T292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.104203][  T292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.104455][  T292]  __sys_sendmsg (net/socket.c:2784)
[   15.104687][  T292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.104918][  T292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.105211][  T292]  ? 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)
[   15.105442][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.105674][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.105933][  T292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.106177][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.106407][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.106683][  T292] RIP: 0033:0x7f546d81808e
[   15.106921][  T292] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.107810][  T292] RSP: 002b:00007ffdba78bcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.108147][  T292] RAX: ffffffffffffffda RBX: 00007ffdba78c458 RCX: 00007f546d81808e
[   15.108498][  T292] RDX: 0000000000000000 RSI: 00007ffdba78bd70 RDI: 0000000000000005
[   15.108853][  T292] RBP: 00007ffdba78bcd0 R08: 0000000000000000 R09: 0000000000000000
[   15.109221][  T292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.109562][  T292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdba78c430
| [   15.112292][  T292] ------------[ cut here ]------------
| [   15.112546][  T292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/292
| [   15.112943][  T292] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.113940][  T292] Tainted: [W]=WARN
[   15.114139][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.114434][  T292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.114733][  T292] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.115598][  T292] RSP: 0018:ffa00000005d6fd0 EFLAGS: 00010286
[   15.115887][  T292] RAX: 00000000ffffffa6 RBX: ff11000010412ac0 RCX: 1ff40000000badc0
[   15.116296][  T292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010412b70
[   15.116654][  T292] RBP: ff1100000c472000 R08: 1fe220000208256f R09: ff1100000bf52e80
[   15.117016][  T292] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.117359][  T292] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c472e04
[   15.117704][  T292] FS:  00007f546d5de840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.118132][  T292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.118426][  T292] CR2: 00000000374cfa28 CR3: 0000000004d8e003 CR4: 0000000000771ef0
[   15.118779][  T292] PKRU: 55555554
[   15.118957][  T292] Call Trace:
[   15.119143][  T292]  <TASK>
[   15.119265][  T292]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.119496][  T292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.119668][  T292]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.119907][  T292]  __dev_notify_flags (net/core/dev.c:9787)
[   15.120150][  T292]  ? netif_change_name (net/core/dev.c:1495)
[   15.120402][  T292]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.120651][  T292]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.120887][  T292]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.121134][  T292] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.121373][  T292]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.121622][  T292] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.121875][  T292]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.122134][  T292]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.122368][  T292]  ? nla_strscpy (lib/nlattr.c:795)
[   15.122602][  T292]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.122833][  T292]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.123076][  T292]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.123308][  T292]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.123518][  T292]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.123734][  T292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.123981][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.124208][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.124435][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.124666][  T292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.124932][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.125201][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.125434][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.125663][  T292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.125890][  T292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.126135][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.126380][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.126613][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.126842][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.127084][  T292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.127316][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.127553][  T292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.127794][  T292]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.128037][  T292]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.128269][  T292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.128502][  T292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.128735][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.129000][  T292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.129233][  T292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.129463][  T292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.129711][  T292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.129948][  T292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.130186][  T292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.130476][  T292]  ? move_addr_to_kernel (net/socket.c:258)
[   15.130713][  T292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.130944][  T292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.131190][  T292]  ___sys_sendmsg (net/socket.c:2752)
[   15.131417][  T292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.131729][  T292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.132003][  T292]  __sys_sendmsg (net/socket.c:2784)
[   15.132247][  T292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.132478][  T292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.132771][  T292]  ? 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)
[   15.133011][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.133243][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.133477][  T292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.133709][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.133949][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.134247][  T292] RIP: 0033:0x7f546d81808e
[   15.134505][  T292] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.135343][  T292] RSP: 002b:00007ffdba78bcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.135707][  T292] RAX: ffffffffffffffda RBX: 00007ffdba78c458 RCX: 00007f546d81808e
[   15.136119][  T292] RDX: 0000000000000000 RSI: 00007ffdba78bd70 RDI: 0000000000000005
[   15.136468][  T292] RBP: 00007ffdba78bcd0 R08: 0000000000000000 R09: 0000000000000000
[   15.136815][  T292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.137206][  T292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdba78c430
| [   15.193696][  T293] ------------[ cut here ]------------
| [   15.193898][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/293
| [   15.194174][  T293] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.194747][  T293] Tainted: [W]=WARN
[   15.194857][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.195048][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.195228][  T293] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.195730][  T293] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   15.196101][  T293] RAX: 00000000ffffffa6 RBX: ff1100000c611840 RCX: 1ff40000000d6dca
[   15.196370][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6118f0
[   15.196579][  T293] RBP: ff1100000c472000 R08: 1fe22000018c231f R09: ff1100000c9aae58
[   15.196788][  T293] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   15.197022][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.197286][  T293] FS:  00007fb66f6c2840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   15.197527][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.197700][  T293] CR2: 00007fb66f9921a0 CR3: 000000000bf59001 CR4: 0000000000771ef0
[   15.197909][  T293] PKRU: 55555554
[   15.198023][  T293] Call Trace:
[   15.198155][  T293]  <TASK>
[   15.198236][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.198383][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.198488][  T293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.198639][  T293]  __dev_notify_flags (net/core/dev.c:9787)
[   15.198775][  T293]  ? netif_change_name (net/core/dev.c:1495)
[   15.198933][  T293]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.199073][  T293]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.199211][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.199350][  T293]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.199489][  T293]  netif_change_flags (net/core/dev.c:9820)
[   15.199636][  T293]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.199774][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.199915][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.200068][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.200241][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.200377][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.200516][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.200655][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.200814][  T293]  ? __kernel_text_address (kernel/extable.c:79)
[   15.200958][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.201104][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.201243][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.201395][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.201533][  T293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.201672][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.201809][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.202036][  T293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.202173][  T293]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.202326][  T293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.202466][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.202603][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.202743][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.202888][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.203048][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.203193][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.203336][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.203472][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.203616][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.203753][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.203891][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.204042][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.204177][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.204316][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.204453][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.204595][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.204730][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.204869][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.205041][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.205225][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.205447][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.205652][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.205861][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.206072][  T293]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.206213][  T293]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.206350][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.206493][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.206668][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.206825][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.206979][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.207121][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.207274][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.207417][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.207553][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.207722][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   15.207863][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.208045][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.208189][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   15.208324][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.208500][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.208651][  T293]  __sys_sendmsg (net/socket.c:2784)
[   15.208792][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.208991][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.209258][  T293]  ? 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)
[   15.209425][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.209590][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.209726][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.209866][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.210145][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.210327][  T293] RIP: 0033:0x7fb66f8fc08e
[   15.210478][  T293] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.211053][  T293] RSP: 002b:00007ffeef6dd690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.211270][  T293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb66f8fc08e
[   15.211481][  T293] RDX: 0000000000000000 RSI: 00007ffeef6dd740 RDI: 0000000000000005
[   15.211699][  T293] RBP: 00007ffeef6dd6a0 R08: 0000000000000000 R09: 0000000000000000
[   15.211914][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.212132][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeef6dde00
| [   15.290471][  T298] ------------[ cut here ]------------
| [   15.290726][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/298
| [   15.291738][  T298] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.292639][  T298] Tainted: [W]=WARN
[   15.292803][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.293082][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.293364][  T298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.294143][  T298] RSP: 0018:ffa0000000697020 EFLAGS: 00010286
[   15.294421][  T298] RAX: 00000000ffffffa6 RBX: ff1100000cb1a1c0 RCX: 1ff40000000d2dca
[   15.294739][  T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1a270
[   15.295075][  T298] RBP: ff1100000c472000 R08: 1fe220000196344f R09: ff1100000a5d2e58
[   15.295394][  T298] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.295714][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.296043][  T298] FS:  00007fbba41d6840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.296415][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.296688][  T298] CR2: 0000000038702988 CR3: 0000000009512006 CR4: 0000000000771ef0
[   15.297024][  T298] PKRU: 55555554
[   15.297186][  T298] Call Trace:
[   15.297348][  T298]  <TASK>
[   15.297460][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.297682][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.297848][  T298]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.298073][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   15.298286][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   15.298492][  T298]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   15.298704][  T298]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.298919][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.299142][  T298]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.299363][  T298]  netif_change_flags (net/core/dev.c:9820)
[   15.299583][  T298]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.299798][  T298]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.300030][  T298]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.300245][  T298]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.300511][  T298]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.300728][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.300943][  T298]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.301165][  T298]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.301378][  T298]  ? __kernel_text_address (kernel/extable.c:79)
[   15.301592][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.301808][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.302030][  T298]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.302247][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.302456][  T298]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.302664][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.302873][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.303099][  T298]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.303313][  T298]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.303528][  T298]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.303744][  T298]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.303977][  T298]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.304235][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.304460][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.304680][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.304900][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.305130][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.305347][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.305565][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.305792][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.306020][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.306239][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.306460][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.306681][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.306906][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.307139][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.307356][  T298]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.307570][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.307792][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.308025][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.308250][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.308471][  T298]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.308694][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.308949][  T298]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.309177][  T298]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.309391][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.309602][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.309816][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.310047][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.310265][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.310484][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.310702][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.310923][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.311143][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.311423][  T298]  ? move_addr_to_kernel (net/socket.c:258)
[   15.311644][  T298]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.311856][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.312088][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   15.312300][  T298]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.312568][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.312805][  T298]  __sys_sendmsg (net/socket.c:2784)
[   15.313028][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.313239][  T298]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.313510][  T298]  ? 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)
[   15.313725][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.313942][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.314168][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.314383][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.314599][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.314865][  T298] RIP: 0033:0x7fbba441008e
[   15.315102][  T298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.315867][  T298] RSP: 002b:00007fffda8f4e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.316202][  T298] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbba441008e
[   15.316521][  T298] RDX: 0000000000000000 RSI: 00007fffda8f4f40 RDI: 0000000000000005
[   15.316841][  T298] RBP: 00007fffda8f4ea0 R08: 0000000000000000 R09: 0000000000000000
[   15.317178][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.317490][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda8f5600
| [   15.383641][  T299] ------------[ cut here ]------------
| [   15.383911][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/299
| [   15.384289][  T299] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.385444][  T299] Tainted: [W]=WARN
[   15.385620][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.385884][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.386182][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.386933][  T299] RSP: 0018:ffa00000006f7020 EFLAGS: 00010286
[   15.387197][  T299] RAX: 00000000ffffffa6 RBX: ff11000008b53b40 RCX: 1ff40000000dedca
[   15.387508][  T299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b53bf0
[   15.387817][  T299] RBP: ff1100000cbaa000 R08: 1fe220000116a77f R09: ff1100000a5d5158
[   15.388150][  T299] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   15.388471][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.388783][  T299] FS:  00007fcaa538f840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   15.389178][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.389438][  T299] CR2: 000000000934c988 CR3: 000000000c537005 CR4: 0000000000771ef0
[   15.389773][  T299] PKRU: 55555554
[   15.389943][  T299] Call Trace:
[   15.390116][  T299]  <TASK>
[   15.390227][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.390443][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.390609][  T299]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.390842][  T299]  __dev_notify_flags (net/core/dev.c:9787)
[   15.391076][  T299]  ? netif_change_name (net/core/dev.c:1495)
[   15.391296][  T299]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   15.391505][  T299]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.391716][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.391929][  T299]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.392152][  T299]  netif_change_flags (net/core/dev.c:9820)
[   15.392362][  T299]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.392564][  T299]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.392779][  T299]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.393007][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.393281][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.393503][  T299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.393730][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.393949][  T299]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.394164][  T299]  ? __kernel_text_address (kernel/extable.c:79)
[   15.394378][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.394593][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.394796][  T299]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.395019][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.395223][  T299]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.395440][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.395647][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.395854][  T299]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.396076][  T299]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.396284][  T299]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.396493][  T299]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.396710][  T299]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.396927][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.397162][  T299]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.397375][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.397579][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.397788][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.398015][  T299]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.398221][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.398437][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.398641][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.398846][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.399066][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.399279][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.399488][  T299]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.399698][  T299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.399914][  T299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.400130][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.400341][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.400569][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.400780][  T299]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.401000][  T299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.401206][  T299]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.401422][  T299]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.401634][  T299]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.401846][  T299]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.402068][  T299]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.402274][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.402490][  T299]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.402699][  T299]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.402913][  T299]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.403132][  T299]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.403355][  T299]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.403557][  T299]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.403821][  T299]  ? move_addr_to_kernel (net/socket.c:258)
[   15.404049][  T299]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.404259][  T299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.404470][  T299]  ___sys_sendmsg (net/socket.c:2752)
[   15.404679][  T299]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.404944][  T299]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.405180][  T299]  __sys_sendmsg (net/socket.c:2784)
[   15.405385][  T299]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.405592][  T299]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.405856][  T299]  ? 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)
[   15.406101][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.406311][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.406527][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.406737][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.406955][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.407223][  T299] RIP: 0033:0x7fcaa55c908e
[   15.407444][  T299] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.408216][  T299] RSP: 002b:00007ffe753488f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.408527][  T299] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcaa55c908e
[   15.408816][  T299] RDX: 0000000000000000 RSI: 00007ffe753489a0 RDI: 0000000000000005
[   15.409138][  T299] RBP: 00007ffe75348900 R08: 0000000000000000 R09: 0000000000000000
[   15.409479][  T299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.409794][  T299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe75349060
| [   15.453012][  T301] ------------[ cut here ]------------
| [   15.453231][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/301
| [   15.453519][  T301] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.454173][  T301] Tainted: [W]=WARN
[   15.454286][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.454472][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.454673][  T301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.455241][  T301] RSP: 0018:ffa0000000726f70 EFLAGS: 00010286
[   15.455435][  T301] RAX: 00000000ffffffa6 RBX: ff1100000cc2d3c0 RCX: 1ff40000000e4db4
[   15.455665][  T301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc2d470
[   15.455913][  T301] RBP: ff11000005002000 R08: 1fe2200001985a8f R09: ff11000010738b80
[   15.456160][  T301] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.456392][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.456629][  T301] FS:  00007fce00a94840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   15.456947][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.457154][  T301] CR2: 00007fce00c8d460 CR3: 000000000cc4e002 CR4: 0000000000771ef0
[   15.457380][  T301] PKRU: 55555554
[   15.457492][  T301] Call Trace:
[   15.457605][  T301]  <TASK>
[   15.457683][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.457835][  T301]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.458001][  T301]  notifier_call_chain (kernel/notifier.c:85)
[   15.458160][  T301]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.458319][  T301]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.458475][  T301]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.458631][  T301]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.458785][  T301]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.459018][  T301] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.459177][  T301]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.459334][  T301] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.459485][  T301]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.459661][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.459811][  T301]  ? nla_strscpy (lib/nlattr.c:795)
[   15.459965][  T301]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.460121][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.460268][  T301]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.460436][  T301]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.460613][  T301]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.460770][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.460935][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.461089][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.461238][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.461385][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.461531][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.461691][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.461840][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.461999][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.462147][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.462295][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.462442][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.462592][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.462739][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.462889][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.463050][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.463201][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.463371][  T301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.463520][  T301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.463670][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.463822][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.463985][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.464134][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.464285][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.464436][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.464588][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.464733][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.464880][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.465073][  T301]  ? move_addr_to_kernel (net/socket.c:258)
[   15.465228][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   15.465381][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.465527][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.465685][  T301]  ? 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))
[   15.465833][  T301]  __sys_sendmsg (net/socket.c:2784)
[   15.465990][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.466141][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.466293][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.466441][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.466587][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.466734][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.466881][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.467269][  T301] RIP: 0033:0x7fce00cce08e
[   15.467428][  T301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.467957][  T301] RSP: 002b:00007ffd2a8ab6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.468197][  T301] RAX: ffffffffffffffda RBX: 00007ffd2a8abe60 RCX: 00007fce00cce08e
[   15.468438][  T301] RDX: 0000000000000000 RSI: 00007ffd2a8ab770 RDI: 0000000000000005
[   15.468664][  T301] RBP: 00007ffd2a8ab6d0 R08: 0000000000000000 R09: 0000000000000000
[   15.468884][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.469129][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2a8abe38
| [   15.471179][  T301] ------------[ cut here ]------------
| [   15.471400][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/301
| [   15.471810][  T301] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.472769][  T301] Tainted: [W]=WARN
[   15.472955][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.473264][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.473577][  T301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.474389][  T301] RSP: 0018:ffa0000000726fd0 EFLAGS: 00010286
[   15.474675][  T301] RAX: 00000000ffffffa6 RBX: ff1100000cc2d240 RCX: 1ff40000000e4dc0
[   15.474963][  T301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc2d2f0
[   15.475189][  T301] RBP: ff110000104d2000 R08: 1fe2200001985a5f R09: ff11000010738b80
[   15.475431][  T301] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.475650][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2e04
[   15.475888][  T301] FS:  00007fce00a94840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   15.476187][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.476377][  T301] CR2: 00007fce00c8d460 CR3: 000000000cc4e002 CR4: 0000000000771ef0
[   15.476599][  T301] PKRU: 55555554
[   15.476754][  T301] Call Trace:
[   15.476995][  T301]  <TASK>
[   15.477073][  T301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.477225][  T301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.477338][  T301]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.477488][  T301]  __dev_notify_flags (net/core/dev.c:9787)
[   15.477639][  T301]  ? netif_change_name (net/core/dev.c:1495)
[   15.477798][  T301]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.477953][  T301]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.478124][  T301]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.478273][  T301] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.478427][  T301]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.478585][  T301] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.478738][  T301]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.478890][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.479048][  T301]  ? nla_strscpy (lib/nlattr.c:795)
[   15.479198][  T301]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.479345][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.479518][  T301]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.479669][  T301]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.479829][  T301]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.479990][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.480138][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.480286][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.480433][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.480582][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.480728][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.480881][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.481045][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.481195][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.481347][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.481523][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.481671][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.481820][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.481980][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.482134][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.482280][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.482428][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.482578][  T301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.482725][  T301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.482875][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.483034][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.483184][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.483341][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.483496][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.483644][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.483794][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.483948][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.484099][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.484283][  T301]  ? move_addr_to_kernel (net/socket.c:258)
[   15.484432][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   15.484579][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.484725][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.484880][  T301]  ? 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))
[   15.485043][  T301]  __sys_sendmsg (net/socket.c:2784)
[   15.485190][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.485343][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.485487][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.485633][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.485778][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.485940][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.486093][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.486292][  T301] RIP: 0033:0x7fce00cce08e
[   15.486449][  T301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.486979][  T301] RSP: 002b:00007ffd2a8ab6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.487197][  T301] RAX: ffffffffffffffda RBX: 00007ffd2a8abe60 RCX: 00007fce00cce08e
[   15.487413][  T301] RDX: 0000000000000000 RSI: 00007ffd2a8ab770 RDI: 0000000000000005
[   15.487657][  T301] RBP: 00007ffd2a8ab6d0 R08: 0000000000000000 R09: 0000000000000000
[   15.487880][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.488106][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2a8abe38
| [   15.524696][  T302] ------------[ cut here ]------------
| [   15.525010][  T302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/302
| [   15.525377][  T302] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.527317][  T302] Tainted: [W]=WARN
[   15.527493][  T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.527763][  T302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.528270][  T302] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.529272][  T302] RSP: 0018:ffa0000000727020 EFLAGS: 00010286
[   15.529554][  T302] RAX: 00000000ffffffa6 RBX: ff1100000cc2ef40 RCX: 1ff40000000e4dca
[   15.529885][  T302] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc2eff0
[   15.530368][  T302] RBP: ff110000104d2000 R08: 1fe2200001985dff R09: ff1100001073ae58
[   15.530687][  T302] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.531162][  T302] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.531487][  T302] FS:  00007fb4b95f7840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.531865][  T302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.532302][  T302] CR2: 00000000176fd988 CR3: 000000000ca47006 CR4: 0000000000771ef0
[   15.532627][  T302] PKRU: 55555554
[   15.532790][  T302] Call Trace:
[   15.532960][  T302]  <TASK>
[   15.533214][  T302]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.533474][  T302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.533656][  T302]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.533878][  T302]  __dev_notify_flags (net/core/dev.c:9787)
[   15.534221][  T302]  ? netif_change_name (net/core/dev.c:1495)
[   15.534445][  T302]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.534664][  T302]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.534882][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.535338][  T302]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.535571][  T302]  netif_change_flags (net/core/dev.c:9820)
[   15.535797][  T302]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.536169][  T302]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.536384][  T302]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.536602][  T302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.536869][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.537235][  T302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.537451][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.537667][  T302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.537879][  T302]  ? __kernel_text_address (kernel/extable.c:79)
[   15.538297][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.538515][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.538726][  T302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.539133][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.539351][  T302]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.539561][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.539774][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.540143][  T302]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.540379][  T302]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.540599][  T302]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.540813][  T302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.541171][  T302]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.541390][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.541614][  T302]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.541832][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.542259][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.542478][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.542698][  T302]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.542919][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.543286][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.543493][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.543715][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.543945][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.544287][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.544504][  T302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.544723][  T302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.544950][  T302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.545325][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.545552][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.545767][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.546171][  T302]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.546397][  T302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.546639][  T302]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.546875][  T302]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.547243][  T302]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.547470][  T302]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.547688][  T302]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.547902][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.548254][  T302]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.548471][  T302]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.548688][  T302]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.548922][  T302]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.549327][  T302]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.549546][  T302]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.549848][  T302]  ? move_addr_to_kernel (net/socket.c:258)
[   15.550082][  T302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.550301][  T302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.550521][  T302]  ___sys_sendmsg (net/socket.c:2752)
[   15.550740][  T302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.551055][  T302]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.551293][  T302]  __sys_sendmsg (net/socket.c:2784)
[   15.551506][  T302]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.551716][  T302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.552000][  T302]  ? 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)
[   15.552214][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.552435][  T302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.552652][  T302]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.552864][  T302]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.553090][  T302]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.553355][  T302] RIP: 0033:0x7fb4b983108e
[   15.553592][  T302] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.554568][  T302] RSP: 002b:00007fff68cc8090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.555072][  T302] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb4b983108e
[   15.555405][  T302] RDX: 0000000000000000 RSI: 00007fff68cc8140 RDI: 0000000000000005
[   15.555725][  T302] RBP: 00007fff68cc80a0 R08: 0000000000000000 R09: 0000000000000000
[   15.556054][  T302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.556723][  T302] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff68cc8800
| [   15.669501][  T307] ------------[ cut here ]------------
| [   15.669773][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/307
| [   15.670160][  T307] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.671053][  T307] Tainted: [W]=WARN
[   15.671220][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.671497][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.671776][  T307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.672848][  T307] RSP: 0018:ffa0000000657020 EFLAGS: 00010286
[   15.673134][  T307] RAX: 00000000ffffffa6 RBX: ff1100000bf1c040 RCX: 1ff40000000cadca
[   15.673471][  T307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1c0f0
[   15.673789][  T307] RBP: ff1100000cbaa000 R08: 1fe22000017e381f R09: ff1100000c982e58
[   15.674119][  T307] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.674456][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.674770][  T307] FS:  00007ff42ec12840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.675279][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.675567][  T307] CR2: 00007ff42eee21a0 CR3: 0000000009f12002 CR4: 0000000000771ef0
[   15.675891][  T307] PKRU: 55555554
[   15.676202][  T307] Call Trace:
[   15.676503][  T307]  <TASK>
[   15.676626][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.676845][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.677173][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.677392][  T307]  __dev_notify_flags (net/core/dev.c:9787)
[   15.677618][  T307]  ? netif_change_name (net/core/dev.c:1495)
[   15.677830][  T307]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.678175][  T307]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.678396][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.678636][  T307]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.678858][  T307]  netif_change_flags (net/core/dev.c:9820)
[   15.679207][  T307]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.679415][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.679631][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.679842][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.680179][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.680392][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.680605][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.680833][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.681054][  T307]  ? __kernel_text_address (kernel/extable.c:79)
[   15.681271][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.681494][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.681709][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.681928][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.682146][  T307]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.682353][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.682574][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.682804][  T307]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.683029][  T307]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.683249][  T307]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.683460][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.683675][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.683902][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.684146][  T307]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.684356][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.684570][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.684784][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.685008][  T307]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.685218][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.685431][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.685641][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.685862][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.686091][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.686314][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.686527][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.686748][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.686966][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.687183][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.687393][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.687605][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.687819][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.688044][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.688259][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.688477][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.688684][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.688892][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.689145][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.689378][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.689615][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.689833][  T307]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.690060][  T307]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.690287][  T307]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.690495][  T307]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.690711][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.691029][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   15.691237][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.691443][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.691662][  T307]  ___sys_sendmsg (net/socket.c:2752)
[   15.691870][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.692147][  T307]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.692381][  T307]  __sys_sendmsg (net/socket.c:2784)
[   15.692590][  T307]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.692804][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.693092][  T307]  ? 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)
[   15.693302][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.693517][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.693723][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.693938][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.694153][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.694412][  T307] RIP: 0033:0x7ff42ee4c08e
[   15.694633][  T307] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.695409][  T307] RSP: 002b:00007ffd1a0d46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.695749][  T307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff42ee4c08e
[   15.696072][  T307] RDX: 0000000000000000 RSI: 00007ffd1a0d4770 RDI: 0000000000000005
[   15.696386][  T307] RBP: 00007ffd1a0d46d0 R08: 0000000000000000 R09: 0000000000000000
[   15.696700][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7a
[   15.697033][  T307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a0d4e30
| [   15.737738][  T308] ------------[ cut here ]------------
| [   15.738900][  T308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/308
| [   15.739328][  T308] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.740195][  T308] Tainted: [W]=WARN
[   15.740351][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.740613][  T308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.740887][  T308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.741680][  T308] RSP: 0018:ffa0000000657020 EFLAGS: 00010286
[   15.741951][  T308] RAX: 00000000ffffffa6 RBX: ff1100000cdd6940 RCX: 1ff40000000cadca
[   15.742273][  T308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd69f0
[   15.742592][  T308] RBP: ff1100000c472000 R08: 1fe22000019bad3f R09: ff1100000c512e58
[   15.743015][  T308] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.743333][  T308] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.743647][  T308] FS:  00007fe868239840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.744030][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.744319][  T308] CR2: 0000000003317988 CR3: 0000000004d4e005 CR4: 0000000000771ef0
[   15.744639][  T308] PKRU: 55555554
[   15.744797][  T308] Call Trace:
[   15.744958][  T308]  <TASK>
[   15.745078][  T308]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.745294][  T308]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.745452][  T308]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.745664][  T308]  __dev_notify_flags (net/core/dev.c:9787)
[   15.745873][  T308]  ? netif_change_name (net/core/dev.c:1495)
[   15.746094][  T308]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.746324][  T308]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.746535][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.746745][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.746989][  T308]  netif_change_flags (net/core/dev.c:9820)
[   15.747201][  T308]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.747408][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.747632][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.747854][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.748125][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.748333][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.748544][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.748753][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.748966][  T308]  ? __kernel_text_address (kernel/extable.c:79)
[   15.749183][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.749393][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.749630][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.749840][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.750062][  T308]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.750266][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.750482][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.750689][  T308]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.750901][  T308]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.751119][  T308]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.751327][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.751538][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.751752][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.751978][  T308]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.752189][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.752396][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.752608][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.752814][  T308]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.753029][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.753239][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.753448][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.753658][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.753866][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.754090][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.754297][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.754506][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.754711][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.754919][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.755139][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.755346][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.755555][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.755765][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.755988][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.756202][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.756407][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.756625][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.756836][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.757055][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.757267][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.757479][  T308]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.757711][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.757931][  T308]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.758148][  T308]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.758360][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.758614][  T308]  ? move_addr_to_kernel (net/socket.c:258)
[   15.758820][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.759042][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.759251][  T308]  ___sys_sendmsg (net/socket.c:2752)
[   15.759455][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.759719][  T308]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.759964][  T308]  __sys_sendmsg (net/socket.c:2784)
[   15.760180][  T308]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.760385][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.760641][  T308]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.760846][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.761073][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.761285][  T308]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.761498][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.761706][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.761989][  T308] RIP: 0033:0x7fe86847308e
[   15.762205][  T308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.762986][  T308] RSP: 002b:00007ffc73aecf30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.763302][  T308] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe86847308e
[   15.763616][  T308] RDX: 0000000000000000 RSI: 00007ffc73aecfe0 RDI: 0000000000000005
[   15.763934][  T308] RBP: 00007ffc73aecf40 R08: 0000000000000000 R09: 0000000000000000
[   15.764245][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   15.764557][  T308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc73aed6a0
| [   15.820114][  T309] ------------[ cut here ]------------
| [   15.820431][  T309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/309
| [   15.820844][  T309] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.821935][  T309] Tainted: [W]=WARN
[   15.822171][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.822473][  T309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.822812][  T309] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.823628][  T309] RSP: 0018:ffa0000000776f70 EFLAGS: 00010286
[   15.824059][  T309] RAX: 00000000ffffffa6 RBX: ff1100000b4aaf40 RCX: 1ff40000000eedb4
[   15.824465][  T309] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aaff0
[   15.824852][  T309] RBP: ff11000005002000 R08: 1fe22000016955ff R09: ff1100000cd28b80
[   15.825241][  T309] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.825577][  T309] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   15.825957][  T309] FS:  00007fa7a7808840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   15.826366][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.826683][  T309] CR2: 0000561b07814d5c CR3: 000000000c50d006 CR4: 0000000000771ef0
[   15.827064][  T309] PKRU: 55555554
[   15.827264][  T309] Call Trace:
[   15.827476][  T309]  <TASK>
[   15.827639][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.827891][  T309]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.828158][  T309]  notifier_call_chain (kernel/notifier.c:85)
[   15.828432][  T309]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.828675][  T309]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.828963][  T309]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.829271][  T309]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.829552][  T309]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.829819][  T309] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.830123][  T309]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.830393][  T309] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.830651][  T309]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.830906][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.831173][  T309]  ? nla_strscpy (lib/nlattr.c:795)
[   15.831428][  T309]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.831704][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.831954][  T309]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.832253][  T309]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.832513][  T309]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.832772][  T309]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.833061][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.833311][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.833560][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.833861][  T309]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.834168][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.834468][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.834739][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.835019][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.835284][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.835547][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.835795][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.836091][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.836340][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.836592][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.836850][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.837128][  T309]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.837396][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.837679][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.837994][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.838260][  T309]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.838517][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.838767][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.839042][  T309]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.839307][  T309]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.839570][  T309]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.839808][  T309]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.840066][  T309]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.840352][  T309]  ? move_addr_to_kernel (net/socket.c:258)
[   15.840624][  T309]  ___sys_sendmsg (net/socket.c:2752)
[   15.840893][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.841157][  T309]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.841411][  T309]  ? 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))
[   15.841654][  T309]  __sys_sendmsg (net/socket.c:2784)
[   15.841903][  T309]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.842164][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.842431][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.842675][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.842924][  T309]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.843172][  T309]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.843411][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.843700][  T309] RIP: 0033:0x7fa7a7a4208e
[   15.843994][  T309] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.844749][  T309] RSP: 002b:00007ffd498edf40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.845108][  T309] RAX: ffffffffffffffda RBX: 00007ffd498ee6e0 RCX: 00007fa7a7a4208e
[   15.845492][  T309] RDX: 0000000000000000 RSI: 00007ffd498edff0 RDI: 0000000000000005
[   15.845883][  T309] RBP: 00007ffd498edf50 R08: 0000000000000000 R09: 0000000000000000
[   15.846310][  T309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   15.846666][  T309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd498ee6b8
| [   15.849560][  T309] ------------[ cut here ]------------
| [   15.849829][  T309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/309
| [   15.850300][  T309] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.851286][  T309] Tainted: [W]=WARN
[   15.851484][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.851795][  T309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.852109][  T309] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.852870][  T309] RSP: 0018:ffa0000000776fd0 EFLAGS: 00010286
[   15.853180][  T309] RAX: 00000000ffffffa6 RBX: ff1100000b4aadc0 RCX: 1ff40000000eedc0
[   15.853515][  T309] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aae70
[   15.853874][  T309] RBP: ff11000004aca000 R08: 1fe22000016955cf R09: ff1100000cd28b80
[   15.854241][  T309] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.854590][  T309] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004acae04
[   15.854952][  T309] FS:  00007fa7a7808840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   15.855354][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.855647][  T309] CR2: 0000561b07814d5c CR3: 000000000c50d006 CR4: 0000000000771ef0
[   15.856068][  T309] PKRU: 55555554
[   15.856290][  T309] Call Trace:
[   15.856515][  T309]  <TASK>
[   15.856685][  T309]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.856993][  T309]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.857202][  T309]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.857446][  T309]  __dev_notify_flags (net/core/dev.c:9787)
[   15.857703][  T309]  ? netif_change_name (net/core/dev.c:1495)
[   15.857994][  T309]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.858244][  T309]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.858507][  T309]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.858762][  T309] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.859040][  T309]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.859311][  T309] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.859566][  T309]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.859843][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.860106][  T309]  ? nla_strscpy (lib/nlattr.c:795)
[   15.860347][  T309]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.860590][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.860831][  T309]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.861111][  T309]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.861407][  T309]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.861697][  T309]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.862005][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.862286][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.862572][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.862834][  T309]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.863095][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.863357][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.863621][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.863862][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.864127][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.864390][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.864626][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.864868][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.865122][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.865380][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.865642][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.865889][  T309]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.866186][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.866465][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.866752][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.867061][  T309]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.867344][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.867631][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.867887][  T309]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.868153][  T309]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.868399][  T309]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.868666][  T309]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.868914][  T309]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.869214][  T309]  ? move_addr_to_kernel (net/socket.c:258)
[   15.869459][  T309]  ___sys_sendmsg (net/socket.c:2752)
[   15.869697][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.869984][  T309]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.870238][  T309]  ? 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))
[   15.870478][  T309]  __sys_sendmsg (net/socket.c:2784)
[   15.870718][  T309]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.870991][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.871266][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.871515][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.871759][  T309]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.872040][  T309]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.872292][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.872584][  T309] RIP: 0033:0x7fa7a7a4208e
[   15.872859][  T309] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.873753][  T309] RSP: 002b:00007ffd498edf40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.874172][  T309] RAX: ffffffffffffffda RBX: 00007ffd498ee6e0 RCX: 00007fa7a7a4208e
[   15.874512][  T309] RDX: 0000000000000000 RSI: 00007ffd498edff0 RDI: 0000000000000005
[   15.874846][  T309] RBP: 00007ffd498edf50 R08: 0000000000000000 R09: 0000000000000000
[   15.875228][  T309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   15.875582][  T309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd498ee6b8
| [   15.929557][  T311] ------------[ cut here ]------------
| [   15.929825][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/311
| [   15.931334][  T311] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   15.932365][  T311] Tainted: [W]=WARN
[   15.932540][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.932816][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.933262][  T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.934050][  T311] RSP: 0018:ffa0000000777020 EFLAGS: 00010286
[   15.934331][  T311] RAX: 00000000ffffffa6 RBX: ff11000009554c40 RCX: 1ff40000000eedca
[   15.934662][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009554cf0
[   15.935001][  T311] RBP: ff11000004aca000 R08: 1fe22000012aa99f R09: ff1100000cd2d158
[   15.935323][  T311] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.935651][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.935996][  T311] FS:  00007f7facbff840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   15.936396][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.936672][  T311] CR2: 00000000195a4988 CR3: 000000000cc4d002 CR4: 0000000000771ef0
[   15.937013][  T311] PKRU: 55555554
[   15.937181][  T311] Call Trace:
[   15.937350][  T311]  <TASK>
[   15.937468][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.937699][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.937867][  T311]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.938099][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.938322][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.938543][  T311]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.938762][  T311]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.938995][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.939223][  T311]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.939457][  T311]  netif_change_flags (net/core/dev.c:9820)
[   15.939678][  T311]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.939900][  T311]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.940128][  T311]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.940356][  T311]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.940630][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.940859][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.941093][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.941318][  T311]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.941544][  T311]  ? __kernel_text_address (kernel/extable.c:79)
[   15.941762][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.941999][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.942219][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.942440][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.942670][  T311]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.942895][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.943123][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.943339][  T311]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.943552][  T311]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.943766][  T311]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.943991][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.944200][  T311]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.944414][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.944629][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.944845][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.945072][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.945298][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.945515][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.945729][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.945951][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.946176][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.946387][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.946599][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.946816][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.947047][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.947264][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.947476][  T311]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.947693][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.947912][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.948133][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.948347][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.948560][  T311]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.948749][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.948960][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.949174][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.949384][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.949589][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.949794][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.950018][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.950229][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.950438][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.950653][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.950862][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.951087][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.951350][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.951565][  T311]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.951777][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.952002][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.952216][  T311]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.952481][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.952718][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.952936][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.953156][  T311]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.953426][  T311]  ? 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)
[   15.953636][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.953849][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.954087][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.954312][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.954538][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.954803][  T311] RIP: 0033:0x7f7face3908e
[   15.955043][  T311] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.955812][  T311] RSP: 002b:00007fff26316d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.956152][  T311] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7face3908e
[   15.956479][  T311] RDX: 0000000000000000 RSI: 00007fff26316dd0 RDI: 0000000000000005
[   15.956802][  T311] RBP: 00007fff26316d30 R08: 0000000000000000 R09: 0000000000000000
[   15.957151][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   15.957470][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff26317490
| [   16.069624][  T317] ------------[ cut here ]------------
| [   16.069914][  T317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/317
| [   16.070341][  T317] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.071404][  T317] Tainted: [W]=WARN
[   16.071578][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.071859][  T317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.072292][  T317] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.073168][  T317] RSP: 0018:ffa00000006a6f70 EFLAGS: 00010286
[   16.073458][  T317] RAX: 00000000ffffffa6 RBX: ff11000002712ac0 RCX: 1ff40000000d4db4
[   16.073796][  T317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712b70
[   16.074146][  T317] RBP: ff11000005002000 R08: 1fe22000004e256f R09: ff1100000c6b2e80
[   16.074484][  T317] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.074817][  T317] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.075164][  T317] FS:  00007fc1b21d2840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   16.075553][  T317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.075837][  T317] CR2: 00007fc1b23cb460 CR3: 000000000a455003 CR4: 0000000000771ef0
[   16.076197][  T317] PKRU: 55555554
[   16.076362][  T317] Call Trace:
[   16.076530][  T317]  <TASK>
[   16.076647][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.076871][  T317]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.077105][  T317]  notifier_call_chain (kernel/notifier.c:85)
[   16.077328][  T317]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   16.077562][  T317]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   16.077792][  T317]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.078029][  T317]  netdev_upper_dev_link (net/core/dev.c:8972)
[   16.078252][  T317]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   16.078479][  T317] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   16.078712][  T317]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   16.078948][  T317] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   16.079182][  T317]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   16.079420][  T317]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   16.079646][  T317]  ? nla_strscpy (lib/nlattr.c:795)
[   16.079878][  T317]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   16.080117][  T317]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.080344][  T317]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.080569][  T317]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.080807][  T317]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.081050][  T317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.081280][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.081504][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.081732][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.081960][  T317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.082195][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.082429][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.082658][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.082881][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.083115][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.083340][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.083567][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.083795][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.084025][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.084252][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.084474][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.084699][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.084933][  T317]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.085162][  T317]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.085396][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.085626][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.085855][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.086096][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.086322][  T317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.086555][  T317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.086792][  T317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.087030][  T317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.087255][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.087545][  T317]  ? move_addr_to_kernel (net/socket.c:258)
[   16.087778][  T317]  ___sys_sendmsg (net/socket.c:2752)
[   16.088017][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.088399][  T317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.088644][  T317]  ? 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))
[   16.088875][  T317]  __sys_sendmsg (net/socket.c:2784)
[   16.089115][  T317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.089348][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.089571][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.089801][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.090040][  T317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.090267][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.090493][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.090768][  T317] RIP: 0033:0x7fc1b240c08e
[   16.091015][  T317] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.091806][  T317] RSP: 002b:00007ffd55cd52b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.092149][  T317] RAX: ffffffffffffffda RBX: 00007ffd55cd5a50 RCX: 00007fc1b240c08e
[   16.092478][  T317] RDX: 0000000000000000 RSI: 00007ffd55cd5360 RDI: 0000000000000005
[   16.092808][  T317] RBP: 00007ffd55cd52c0 R08: 0000000000000000 R09: 0000000000000000
[   16.093150][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.093482][  T317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd55cd5a28
| [   16.096209][  T317] ------------[ cut here ]------------
| [   16.096468][  T317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/317
| [   16.096878][  T317] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.097861][  T317] Tainted: [W]=WARN
[   16.098069][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.098375][  T317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.098690][  T317] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.099548][  T317] RSP: 0018:ffa00000006a6fd0 EFLAGS: 00010286
[   16.099847][  T317] RAX: 00000000ffffffa6 RBX: ff11000008a9b540 RCX: 1ff40000000d4dc0
[   16.100208][  T317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9b5f0
[   16.100551][  T317] RBP: ff1100000d9fa000 R08: 1fe22000011536bf R09: ff1100000c6b2e80
[   16.100906][  T317] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.101266][  T317] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fae04
[   16.101609][  T317] FS:  00007fc1b21d2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   16.102034][  T317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.102325][  T317] CR2: 0000561b07814d5c CR3: 000000000a455002 CR4: 0000000000771ef0
[   16.102679][  T317] PKRU: 55555554
[   16.102857][  T317] Call Trace:
[   16.103046][  T317]  <TASK>
[   16.103170][  T317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.103406][  T317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.103584][  T317]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   16.103816][  T317]  __dev_notify_flags (net/core/dev.c:9787)
[   16.104067][  T317]  ? netif_change_name (net/core/dev.c:1495)
[   16.104304][  T317]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.104539][  T317]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   16.104775][  T317]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.105024][  T317] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   16.105262][  T317]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   16.105500][  T317] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   16.105736][  T317]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   16.105997][  T317]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   16.106232][  T317]  ? nla_strscpy (lib/nlattr.c:795)
[   16.106472][  T317]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   16.106706][  T317]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.106940][  T317]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.107184][  T317]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.107430][  T317]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.107680][  T317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.107922][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.108161][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.108390][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.108633][  T317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.108861][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.109116][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.109360][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.109605][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.109845][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.110095][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.110334][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.110589][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.110829][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.111087][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.111326][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.111568][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.111815][  T317]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.112068][  T317]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.112305][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.112559][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.112804][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.113058][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.113301][  T317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.113536][  T317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.113770][  T317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.114020][  T317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.114254][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.114544][  T317]  ? move_addr_to_kernel (net/socket.c:258)
[   16.114788][  T317]  ___sys_sendmsg (net/socket.c:2752)
[   16.115037][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.115285][  T317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.115532][  T317]  ? 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))
[   16.115769][  T317]  __sys_sendmsg (net/socket.c:2784)
[   16.116015][  T317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.116254][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.116491][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.116728][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.116979][  T317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.117218][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.117460][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.117747][  T317] RIP: 0033:0x7fc1b240c08e
[   16.117998][  T317] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.118810][  T317] RSP: 002b:00007ffd55cd52b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.119196][  T317] RAX: ffffffffffffffda RBX: 00007ffd55cd5a50 RCX: 00007fc1b240c08e
[   16.119553][  T317] RDX: 0000000000000000 RSI: 00007ffd55cd5360 RDI: 0000000000000005
[   16.119909][  T317] RBP: 00007ffd55cd52c0 R08: 0000000000000000 R09: 0000000000000000
[   16.120266][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.120613][  T317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd55cd5a28
| [   16.156590][  T318] ------------[ cut here ]------------
| [   16.156814][  T318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/318
| [   16.157150][  T318] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.157815][  T318] Tainted: [W]=WARN
[   16.157988][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.158207][  T318] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.158435][  T318] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.158983][  T318] RSP: 0018:ffa0000000727020 EFLAGS: 00010286
[   16.159200][  T318] RAX: 00000000ffffffa6 RBX: ff1100000c749840 RCX: 1ff40000000e4dca
[   16.159462][  T318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7498f0
[   16.159709][  T318] RBP: ff1100000d9fa000 R08: 1fe22000018e931f R09: ff1100000ce55158
[   16.160090][  T318] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.160408][  T318] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.160724][  T318] FS:  00007f777c8b4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   16.161085][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.161365][  T318] CR2: 000000000c939988 CR3: 0000000004adc005 CR4: 0000000000771ef0
[   16.161717][  T318] PKRU: 55555554
[   16.161947][  T318] Call Trace:
[   16.162176][  T318]  <TASK>
[   16.162336][  T318]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.162525][  T318]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.162685][  T318]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.162872][  T318]  __dev_notify_flags (net/core/dev.c:9787)
[   16.163087][  T318]  ? netif_change_name (net/core/dev.c:1495)
[   16.163281][  T318]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.163465][  T318]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.163650][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.163839][  T318]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.164052][  T318]  netif_change_flags (net/core/dev.c:9820)
[   16.164242][  T318]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.164434][  T318]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.164624][  T318]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.164812][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.165056][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.165248][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.165434][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.165618][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.165810][  T318]  ? __kernel_text_address (kernel/extable.c:79)
[   16.166020][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.166209][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.166393][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.166578][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.166781][  T318]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.166987][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.167193][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.167385][  T318]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.167577][  T318]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.167771][  T318]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.167963][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.168178][  T318]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.168371][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.168565][  T318]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.168756][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.168948][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.169153][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.169342][  T318]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.169531][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.169724][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.169920][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.170134][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.170323][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.170510][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.170700][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.170926][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.171125][  T318]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.171310][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.171504][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.171704][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.171911][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.172121][  T318]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.172317][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.172547][  T318]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.172736][  T318]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.172939][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.173144][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.173336][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.173528][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.173723][  T318]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.173923][  T318]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.174130][  T318]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.174324][  T318]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.174517][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.174738][  T318]  ? move_addr_to_kernel (net/socket.c:258)
[   16.174937][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.175142][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.175367][  T318]  ___sys_sendmsg (net/socket.c:2752)
[   16.175560][  T318]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.175791][  T318]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.176013][  T318]  __sys_sendmsg (net/socket.c:2784)
[   16.176204][  T318]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.176394][  T318]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.176628][  T318]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.176822][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.177038][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.177236][  T318]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.177427][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.177622][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.177847][  T318] RIP: 0033:0x7f777caee08e
[   16.178071][  T318] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.178622][  T318] RSP: 002b:00007ffff6eb7010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.178885][  T318] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f777caee08e
[   16.179161][  T318] RDX: 0000000000000000 RSI: 00007ffff6eb70c0 RDI: 0000000000000005
[   16.179417][  T318] RBP: 00007ffff6eb7020 R08: 0000000000000000 R09: 0000000000000000
[   16.179678][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.179944][  T318] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff6eb7780
| [   16.331778][  T327] ------------[ cut here ]------------
| [   16.331981][  T327] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/327
| [   16.332251][  T327] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.332862][  T327] Tainted: [W]=WARN
[   16.333000][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.333183][  T327] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.333370][  T327] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.333868][  T327] RSP: 0018:ffa00000009df1b0 EFLAGS: 00010286
[   16.334052][  T327] RAX: 00000000ffffffa6 RBX: ff1100000cdd6340 RCX: 1ff400000013bdfc
[   16.334261][  T327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd63f0
[   16.334471][  T327] RBP: ff1100001047c000 R08: 1fe22000019bac7f R09: ff1100000a385180
[   16.334680][  T327] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.334887][  T327] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   16.335112][  T327] FS:  00007ffa7cd3f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   16.335358][  T327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.335536][  T327] CR2: 00007ffa7cf38460 CR3: 000000000ce0b001 CR4: 0000000000771ef0
[   16.335746][  T327] PKRU: 55555554
[   16.335852][  T327] Call Trace:
[   16.335961][  T327]  <TASK>
[   16.336046][  T327]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.336189][  T327]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.336297][  T327]  __dev_notify_flags (net/core/dev.c:9787)
[   16.336436][  T327]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   16.336578][  T327]  ? netif_change_name (net/core/dev.c:1495)
[   16.336719][  T327]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.336859][  T327]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.337014][  T327]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.337152][  T327]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.337291][  T327]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.337435][  T327]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.337581][  T327]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.337721][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.337862][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.338014][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.338154][  T327]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.338296][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.338440][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.338582][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.338721][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.339027][  T327]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.339169][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.339309][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.339451][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.339593][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.339734][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.339872][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.340022][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.340166][  T327]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.340306][  T327]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.340449][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.340590][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.340732][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.340873][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.341019][  T327]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.341158][  T327]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.341300][  T327]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.341439][  T327]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.341578][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.341753][  T327]  ? move_addr_to_kernel (net/socket.c:258)
[   16.341895][  T327]  ___sys_sendmsg (net/socket.c:2752)
[   16.342045][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.342184][  T327]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.342331][  T327]  ? 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))
[   16.342477][  T327]  __sys_sendmsg (net/socket.c:2784)
[   16.342620][  T327]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.342766][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.342915][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.343062][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.343204][  T327]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.343341][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.343484][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.343660][  T327] RIP: 0033:0x7ffa7cf7908e
[   16.343808][  T327] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.344316][  T327] RSP: 002b:00007fffe7f7b260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.344528][  T327] RAX: ffffffffffffffda RBX: 00007fffe7f7b9f8 RCX: 00007ffa7cf7908e
[   16.344737][  T327] RDX: 0000000000000000 RSI: 00007fffe7f7b310 RDI: 0000000000000005
[   16.344950][  T327] RBP: 00007fffe7f7b270 R08: 0000000000000000 R09: 0000000000000000
[   16.345164][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.345371][  T327] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7f7b9d0
| [   16.369404][  T329] ------------[ cut here ]------------
| [   16.369609][  T329] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/329
| [   16.369913][  T329] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.371286][  T329] Tainted: [W]=WARN
[   16.371518][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.371832][  T329] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.372180][  T329] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.372947][  T329] RSP: 0018:ffa00000009df020 EFLAGS: 00010286
[   16.373295][  T329] RAX: 00000000ffffffa6 RBX: ff1100000a3a21c0 RCX: 1ff400000013bdca
[   16.373661][  T329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a2270
[   16.374045][  T329] RBP: ff1100001047c000 R08: 1fe220000147444f R09: ff11000004f02e58
[   16.374406][  T329] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.374764][  T329] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.375150][  T329] FS:  00007f937ace7840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   16.375519][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.375829][  T329] CR2: 000000001ee05988 CR3: 00000000105ef005 CR4: 0000000000771ef0
[   16.376174][  T329] PKRU: 55555554
[   16.376322][  T329] Call Trace:
[   16.376474][  T329]  <TASK>
[   16.376596][  T329]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.376788][  T329]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.376947][  T329]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.377147][  T329]  __dev_notify_flags (net/core/dev.c:9787)
[   16.377335][  T329]  ? netif_change_name (net/core/dev.c:1495)
[   16.377519][  T329]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.377703][  T329]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.377890][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.378096][  T329]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.378283][  T329]  netif_change_flags (net/core/dev.c:9820)
[   16.378474][  T329]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.378662][  T329]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.378850][  T329]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.379056][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.379276][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.379463][  T329]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.379652][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.379836][  T329]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.380046][  T329]  ? __kernel_text_address (kernel/extable.c:79)
[   16.380236][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.380426][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.380615][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.380800][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.381010][  T329]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.381195][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.381381][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.381567][  T329]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.381752][  T329]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.381947][  T329]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.382147][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.382338][  T329]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.382527][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.382720][  T329]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.382917][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.383116][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.383301][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.383490][  T329]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.383676][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.383864][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.384064][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.384253][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.384440][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.384632][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.384819][  T329]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.385026][  T329]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.385211][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.385394][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.385581][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.385764][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.385961][  T329]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.386159][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.386350][  T329]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.386541][  T329]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.386724][  T329]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.386918][  T329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.387121][  T329]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.387319][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.387508][  T329]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.387715][  T329]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.387910][  T329]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.388112][  T329]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.388299][  T329]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.388482][  T329]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.388698][  T329]  ? move_addr_to_kernel (net/socket.c:258)
[   16.388885][  T329]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.389092][  T329]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.389284][  T329]  ___sys_sendmsg (net/socket.c:2752)
[   16.389466][  T329]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.389684][  T329]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.389881][  T329]  __sys_sendmsg (net/socket.c:2784)
[   16.390086][  T329]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.390273][  T329]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.390499][  T329]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.390684][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.390870][  T329]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.391078][  T329]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.391263][  T329]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.391449][  T329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.391669][  T329] RIP: 0033:0x7f937af2108e
[   16.391866][  T329] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.392434][  T329] RSP: 002b:00007ffef024a720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.392688][  T329] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f937af2108e
[   16.392947][  T329] RDX: 0000000000000000 RSI: 00007ffef024a7d0 RDI: 0000000000000005
[   16.393215][  T329] RBP: 00007ffef024a730 R08: 0000000000000000 R09: 0000000000000000
[   16.393470][  T329] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.393727][  T329] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef024ae90
| [   16.562650][  T340] ------------[ cut here ]------------
| [   16.562925][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/340
| [   16.563354][  T340] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.564337][  T340] Tainted: [W]=WARN
[   16.564552][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.564875][  T340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.565251][  T340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.566078][  T340] RSP: 0018:ffa00000006f7020 EFLAGS: 00010286
[   16.566414][  T340] RAX: 00000000ffffffa6 RBX: ff1100000cb1b3c0 RCX: 1ff40000000dedca
[   16.566779][  T340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1b470
[   16.567296][  T340] RBP: ff11000005002000 R08: 1fe220000196368f R09: ff11000010738b80
[   16.567792][  T340] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.568340][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.568860][  T340] FS:  00007fbe3b5b9840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   16.569405][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.569743][  T340] CR2: 000000002d88a988 CR3: 000000000c631001 CR4: 0000000000771ef0
[   16.570133][  T340] PKRU: 55555554
[   16.570349][  T340] Call Trace:
[   16.570560][  T340]  <TASK>
[   16.570723][  T340]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.571022][  T340]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.571246][  T340]  __dev_notify_flags (net/core/dev.c:9787)
[   16.571518][  T340]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   16.571789][  T340]  ? netif_change_name (net/core/dev.c:1495)
[   16.572081][  T340]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   16.572347][  T340]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.572609][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.572876][  T340]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.573171][  T340]  netif_change_flags (net/core/dev.c:9820)
[   16.573442][  T340]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.573714][  T340]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.574005][  T340]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.574327][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.574598][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.574868][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.575157][  T340]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.575424][  T340]  ? __kernel_text_address (kernel/extable.c:79)
[   16.575695][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.575995][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.576269][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.576539][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.576807][  T340]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.577092][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.577359][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.577626][  T340]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.577889][  T340]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.578179][  T340]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.578427][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.578699][  T340]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.579244][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.579523][  T340]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.579790][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.580087][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.580359][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.580626][  T340]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.580898][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.581202][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.581474][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.581750][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.582043][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.582324][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.582600][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.582872][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.583166][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.583435][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.583714][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.584008][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.584286][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.584554][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.584827][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.585133][  T340]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.585401][  T340]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.585663][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.585932][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.586206][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.586461][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.586716][  T340]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.587001][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.587270][  T340]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.587532][  T340]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.587792][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.588126][  T340]  ? move_addr_to_kernel (net/socket.c:258)
[   16.588391][  T340]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.588676][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.588945][  T340]  ___sys_sendmsg (net/socket.c:2752)
[   16.589217][  T340]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.589536][  T340]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.589824][  T340]  __sys_sendmsg (net/socket.c:2784)
[   16.590114][  T340]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.590379][  T340]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.590704][  T340]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.590992][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.591260][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.591521][  T340]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.591789][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.592082][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.592400][  T340] RIP: 0033:0x7fbe3b7f308e
[   16.592673][  T340] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.593506][  T340] RSP: 002b:00007ffc066707c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.593885][  T340] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbe3b7f308e
[   16.594283][  T340] RDX: 0000000000000000 RSI: 00007ffc06670870 RDI: 0000000000000005
[   16.594671][  T340] RBP: 00007ffc066707d0 R08: 0000000000000000 R09: 0000000000000000
[   16.595075][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.595449][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc06670f30
| [   16.652438][  T341] ------------[ cut here ]------------
| [   16.652742][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/341
| [   16.653179][  T341] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.654291][  T341] Tainted: [W]=WARN
[   16.654612][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.655063][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.655517][  T341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.656461][  T341] RSP: 0018:ffa0000000707020 EFLAGS: 00010286
[   16.656891][  T341] RAX: 00000000ffffffa6 RBX: ff1100000cdd70c0 RCX: 1ff40000000e0dca
[   16.657471][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7170
[   16.658039][  T341] RBP: ff11000005002000 R08: 1fe22000019bae2f R09: ff1100000b628b80
[   16.658541][  T341] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.658961][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.659354][  T341] FS:  00007fab9a9a1840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   16.659787][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.660140][  T341] CR2: 00007fab9ac711a0 CR3: 000000000c83e003 CR4: 0000000000771ef0
[   16.660513][  T341] PKRU: 55555554
[   16.660722][  T341] Call Trace:
[   16.660943][  T341]  <TASK>
[   16.661124][  T341]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   16.661395][  T341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.661667][  T341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.661886][  T341]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.662177][  T341]  __dev_notify_flags (net/core/dev.c:9787)
[   16.662457][  T341]  ? netif_change_name (net/core/dev.c:1495)
[   16.662726][  T341]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.663027][  T341]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.663298][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.663570][  T341]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.663845][  T341]  netif_change_flags (net/core/dev.c:9820)
[   16.664145][  T341]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.664426][  T341]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.664700][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.665052][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.665328][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.665604][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.665879][  T341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.666180][  T341]  ? __kernel_text_address (kernel/extable.c:79)
[   16.666450][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.666727][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.667020][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.667264][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.667522][  T341]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.667789][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.668099][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.668369][  T341]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.668640][  T341]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.668916][  T341]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.669203][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.669477][  T341]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.669752][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.670047][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.670323][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.670593][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.670865][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.671156][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.671425][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.671704][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.671996][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.672263][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.672534][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.672805][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.673108][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.673387][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.673657][  T341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.673932][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.674227][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.674497][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.674780][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.675076][  T341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.675352][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.675629][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.675891][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.676187][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.676457][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.676723][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.677022][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.677296][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.677567][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.677841][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.678137][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.678403][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.678717][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   16.679013][  T341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.679289][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.679560][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   16.679823][  T341]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.680176][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.680470][  T341]  __sys_sendmsg (net/socket.c:2784)
[   16.680746][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.681036][  T341]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.681363][  T341]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.681630][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.681908][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.682193][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.682458][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.682726][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.683068][  T341] RIP: 0033:0x7fab9abdb08e
[   16.683345][  T341] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.684173][  T341] RSP: 002b:00007ffea1ec0ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.684543][  T341] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fab9abdb08e
[   16.684924][  T341] RDX: 0000000000000000 RSI: 00007ffea1ec0f50 RDI: 0000000000000005
[   16.685306][  T341] RBP: 00007ffea1ec0eb0 R08: 0000000000000000 R09: 0000000000000000
[   16.685685][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7b
[   16.686079][  T341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1ec1610
| [   16.842470][  T354] ------------[ cut here ]------------
| [   16.842660][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
| [   16.842942][  T354] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.843719][  T354] Tainted: [W]=WARN
[   16.843823][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.844013][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.844195][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.844686][  T354] RSP: 0018:ffa00000009cefe0 EFLAGS: 00010286
[   16.844860][  T354] RAX: 00000000ffffffa6 RBX: ff1100000b5ea640 RCX: 1ff4000000139dc2
[   16.845080][  T354] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5ea6f0
[   16.845282][  T354] RBP: ff11000005002000 R08: 1fe22000016bd4df R09: ff11000004af2e58
[   16.845485][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.845693][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.845898][  T354] FS:  00007f9c2a8ac840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   16.846155][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.846328][  T354] CR2: 000000000b583988 CR3: 000000000cb0f001 CR4: 0000000000771ef0
[   16.846538][  T354] PKRU: 55555554
[   16.846652][  T354] Call Trace:
[   16.846758][  T354]  <TASK>
[   16.846834][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.847001][  T354]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.847147][  T354]  notifier_call_chain (kernel/notifier.c:85)
[   16.847299][  T354]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   16.847440][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.847593][  T354]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   16.847762][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.847905][  T354]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   16.848084][  T354]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.848223][  T354]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.848362][  T354]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   16.848501][  T354]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   16.848677][  T354] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   16.848819][  T354]  ? write_profile (kernel/profile.c:194)
[   16.849087][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.849225][  T354]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   16.849406][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.849549][  T354]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   16.849688][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.849834][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.850057][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.850195][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.850337][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.850562][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.850704][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.850847][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.851057][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.851193][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.851333][  T354]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   16.851475][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.851614][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.851750][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.851885][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.852118][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.852256][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.852398][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.852540][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.852682][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.852821][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.853072][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.853214][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.853356][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.853494][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.853657][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.853858][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.854298][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.854507][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.854709][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.854880][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.855038][  T354]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.855178][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.855318][  T354]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.855456][  T354]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.855597][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.855765][  T354]  ? move_addr_to_kernel (net/socket.c:258)
[   16.855910][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.856053][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.856194][  T354]  ___sys_sendmsg (net/socket.c:2752)
[   16.856342][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.856520][  T354]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.856670][  T354]  __sys_sendmsg (net/socket.c:2784)
[   16.856809][  T354]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.856954][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.857135][  T354]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.857271][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.857409][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.857549][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.857687][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.857825][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.858009][  T354] RIP: 0033:0x7f9c2aae608e
[   16.858158][  T354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.858648][  T354] RSP: 002b:00007ffecb193380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.858857][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c2aae608e
[   16.859074][  T354] RDX: 0000000000000000 RSI: 00007ffecb193430 RDI: 0000000000000005
[   16.859277][  T354] RBP: 00007ffecb193390 R08: 0000000000000000 R09: 0000000000000000
[   16.859480][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   16.859683][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecb193af0
| [   16.861420][  T354] ------------[ cut here ]------------
| [   16.861553][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
| [   16.861789][  T354] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.862367][  T354] Tainted: [W]=WARN
[   16.862472][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.862648][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.862823][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.863315][  T354] RSP: 0018:ffa00000009cf060 EFLAGS: 00010286
[   16.863490][  T354] RAX: 00000000ffffffa6 RBX: ff1100000b5eb240 RCX: 1ff4000000139dd2
[   16.863690][  T354] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eb2f0
[   16.863891][  T354] RBP: ff1100000cbaa000 R08: 1fe22000016bd65f R09: ff11000004af2e58
[   16.864103][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   16.864301][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009cf100
[   16.864501][  T354] FS:  00007f9c2a8ac840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   16.864737][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.864908][  T354] CR2: 000000000b583988 CR3: 000000000cb0f001 CR4: 0000000000771ef0
[   16.865113][  T354] PKRU: 55555554
[   16.865213][  T354] Call Trace:
[   16.865316][  T354]  <TASK>
[   16.865384][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.865515][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.865615][  T354]  netif_close_many (net/core/dev.c:1804)
[   16.865746][  T354]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   16.865914][  T354]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.866050][  T354]  ? __dev_close_many (net/core/dev.c:1781)
[   16.866185][  T354]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.866346][  T354]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.866508][  T354]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   16.866645][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.866780][  T354]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.866952][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.867095][  T354]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   16.867227][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.867358][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.867489][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.867621][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.867763][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.867930][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.868067][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.868198][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.868329][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.868463][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.868603][  T354]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   16.868739][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.868869][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.869014][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.869145][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.869284][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.869508][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.869641][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.869773][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.869912][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.870066][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.870196][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.870335][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.870471][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.870701][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.870840][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.870984][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.871121][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.871345][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.871476][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.871608][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.871737][  T354]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.871960][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.872100][  T354]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.872231][  T354]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.872361][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.872613][  T354]  ? move_addr_to_kernel (net/socket.c:258)
[   16.872744][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.872875][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.873105][  T354]  ___sys_sendmsg (net/socket.c:2752)
[   16.873234][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.873401][  T354]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.873544][  T354]  __sys_sendmsg (net/socket.c:2784)
[   16.873762][  T354]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.873891][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.874071][  T354]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.874203][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.874422][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.874558][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.874689][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.874820][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.875081][  T354] RIP: 0033:0x7f9c2aae608e
[   16.875220][  T354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.875782][  T354] RSP: 002b:00007ffecb193380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.875995][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c2aae608e
[   16.876279][  T354] RDX: 0000000000000000 RSI: 00007ffecb193430 RDI: 0000000000000005
[   16.876481][  T354] RBP: 00007ffecb193390 R08: 0000000000000000 R09: 0000000000000000
[   16.876683][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   16.876984][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecb193af0
| [   16.882126][  T354] ------------[ cut here ]------------
| [   16.882274][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
| [   16.882506][  T354] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.883061][  T354] Tainted: [W]=WARN
[   16.883159][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.883323][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.883496][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.883974][  T354] RSP: 0018:ffa00000009cf190 EFLAGS: 00010286
[   16.884142][  T354] RAX: 00000000ffffffa6 RBX: ff1100000c748dc0 RCX: 1ff4000000139df8
[   16.884332][  T354] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748e70
[   16.884524][  T354] RBP: ff1100000cbaa000 R08: 1fe22000018e91cf R09: ff11000004af2e58
[   16.884719][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.884919][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.885176][  T354] FS:  00007f9c2a8ac840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   16.885405][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.885567][  T354] CR2: 000000000b583988 CR3: 000000000cb0f001 CR4: 0000000000771ef0
[   16.885761][  T354] PKRU: 55555554
[   16.885858][  T354] Call Trace:
[   16.885962][  T354]  <TASK>
[   16.886089][  T354]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.886254][  T354]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.886416][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.886549][  T354]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   16.886678][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.886811][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.886943][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.887123][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.887254][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.887462][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.887593][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.887722][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.887860][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.888074][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.888203][  T354]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   16.888334][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.888463][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.888593][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.888723][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.888862][  T354]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.889052][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.889183][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.889313][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.889440][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.889633][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.889759][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.889888][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.890078][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.890206][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.890336][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.890464][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.890593][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.890727][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.890855][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.891052][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.891185][  T354]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.891313][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.891448][  T354]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.891578][  T354]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.891706][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.891866][  T354]  ? move_addr_to_kernel (net/socket.c:258)
[   16.892058][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.892192][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.892325][  T354]  ___sys_sendmsg (net/socket.c:2752)
[   16.892455][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.892617][  T354]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.892759][  T354]  __sys_sendmsg (net/socket.c:2784)
[   16.892893][  T354]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.893085][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.893254][  T354]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.893382][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.893512][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.893643][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.893775][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.893909][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.894127][  T354] RIP: 0033:0x7f9c2aae608e
[   16.894265][  T354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.894722][  T354] RSP: 002b:00007ffecb193380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.894922][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c2aae608e
[   16.895171][  T354] RDX: 0000000000000000 RSI: 00007ffecb193430 RDI: 0000000000000005
[   16.895362][  T354] RBP: 00007ffecb193390 R08: 0000000000000000 R09: 0000000000000000
[   16.895553][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   16.895747][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecb193af0
| [   16.950607][  T355] ------------[ cut here ]------------
| [   16.950936][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/355
| [   16.951397][  T355] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.952394][  T355] Tainted: [W]=WARN
[   16.952614][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.952951][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.953441][  T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.954405][  T355] RSP: 0018:ffa00000009befe0 EFLAGS: 00010286
[   16.954882][  T355] RAX: 00000000ffffffa6 RBX: ff11000008b527c0 RCX: 1ff4000000137dc2
[   16.955433][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52870
[   16.955908][  T355] RBP: ff11000005002000 R08: 1fe220000116a50f R09: ff11000004af5158
[   16.956331][  T355] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   16.956705][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   16.957109][  T355] FS:  00007ff66be48840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   16.957533][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.957853][  T355] CR2: 00000000278d8988 CR3: 0000000004ad7001 CR4: 0000000000771ef0
[   16.958247][  T355] PKRU: 55555554
[   16.958460][  T355] Call Trace:
[   16.958674][  T355]  <TASK>
[   16.958836][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.959128][  T355]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.959399][  T355]  notifier_call_chain (kernel/notifier.c:85)
[   16.959673][  T355]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   16.959939][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.960224][  T355]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   16.960543][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.960808][  T355]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.961090][  T355]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   16.961348][  T355]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   16.961661][  T355]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   16.961939][  T355] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   16.962227][  T355]  ? write_profile (kernel/profile.c:194)
[   16.962491][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.962756][  T355]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   16.963108][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.963377][  T355]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   16.963642][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.963912][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.964195][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.964487][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.964753][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.965072][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.965337][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.965604][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.965864][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.966150][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.966414][  T355]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   16.966684][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.966956][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.967241][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.967508][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.967777][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.968068][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.968335][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.968598][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.968859][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.969144][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.969410][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.969678][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.969952][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.970238][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.970508][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.970771][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.971069][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.971337][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.971606][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.971871][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.972165][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.972440][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.972707][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.973003][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.973270][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.973583][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   16.973848][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.974136][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.974404][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   16.974672][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.975013][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.975308][  T355]  __sys_sendmsg (net/socket.c:2784)
[   16.975582][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.975842][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.976188][  T355]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.976452][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.976718][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.977004][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.977271][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.977533][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.977851][  T355] RIP: 0033:0x7ff66c08208e
[   16.978149][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.978941][  T355] RSP: 002b:00007ffee7d23100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.979334][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff66c08208e
[   16.979697][  T355] RDX: 0000000000000000 RSI: 00007ffee7d231b0 RDI: 0000000000000005
[   16.980085][  T355] RBP: 00007ffee7d23110 R08: 0000000000000000 R09: 0000000000000000
[   16.980449][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   16.980816][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee7d23870
| [   16.984077][  T355] ------------[ cut here ]------------
| [   16.984219][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/355
| [   16.984452][  T355] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   16.985007][  T355] Tainted: [W]=WARN
[   16.985104][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.985275][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.985448][  T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.985910][  T355] RSP: 0018:ffa00000009bf060 EFLAGS: 00010286
[   16.986242][  T355] RAX: 00000000ffffffa6 RBX: ff1100000b4ab0c0 RCX: 1ff4000000137dd2
[   16.986438][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab170
[   16.986633][  T355] RBP: ff1100000c472000 R08: 1fe220000169562f R09: ff11000004af5158
[   16.986826][  T355] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   16.987036][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009bf100
[   16.987233][  T355] FS:  00007ff66be48840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   16.987462][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.987628][  T355] CR2: 0000561b21f510e8 CR3: 0000000004ad7006 CR4: 0000000000771ef0
[   16.987821][  T355] PKRU: 55555554
[   16.987923][  T355] Call Trace:
[   16.988030][  T355]  <TASK>
[   16.988098][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.988229][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.988328][  T355]  netif_close_many (net/core/dev.c:1804)
[   16.988460][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.988592][  T355]  ? __dev_close_many (net/core/dev.c:1781)
[   16.988722][  T355]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.988882][  T355]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.989058][  T355]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   16.989223][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.989355][  T355]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.989519][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.989647][  T355]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   16.989775][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.989907][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.990046][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.990177][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.990308][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.990455][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.990585][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.990715][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.990843][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.990981][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.991114][  T355]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   16.991250][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.991379][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.991508][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.991638][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.991770][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   16.991912][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.992088][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.992220][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.992348][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.992487][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.992614][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.992744][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.992872][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.993014][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.993148][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.993283][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.993416][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.993545][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.993674][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.993806][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.993944][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.994085][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.994218][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.994348][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.994479][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.994639][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   16.994769][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.994908][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.995049][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   16.995176][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.995334][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.995474][  T355]  __sys_sendmsg (net/socket.c:2784)
[   16.995602][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.995729][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.995903][  T355]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.996042][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.996170][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.996297][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.996427][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.996556][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.996716][  T355] RIP: 0033:0x7ff66c08208e
[   16.996851][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.997324][  T355] RSP: 002b:00007ffee7d23100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.997519][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff66c08208e
[   16.997711][  T355] RDX: 0000000000000000 RSI: 00007ffee7d231b0 RDI: 0000000000000005
[   16.997911][  T355] RBP: 00007ffee7d23110 R08: 0000000000000000 R09: 0000000000000000
[   16.998113][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   16.998307][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee7d23870
| [   17.001495][  T355] ------------[ cut here ]------------
| [   17.001640][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355
| [   17.001867][  T355] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.002440][  T355] Tainted: [W]=WARN
[   17.002537][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.002697][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.002871][  T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.003334][  T355] RSP: 0018:ffa00000009bf190 EFLAGS: 00010286
[   17.003493][  T355] RAX: 00000000ffffffa6 RBX: ff110000089cc040 RCX: 1ff4000000137df8
[   17.003680][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089cc0f0
[   17.003872][  T355] RBP: ff1100000c472000 R08: 1fe220000113981f R09: ff11000004af5158
[   17.004075][  T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.004263][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.004453][  T355] FS:  00007ff66be48840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   17.004675][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.004842][  T355] CR2: 00005576c1e316c0 CR3: 0000000004ad7005 CR4: 0000000000771ef0
[   17.005045][  T355] PKRU: 55555554
[   17.005140][  T355] Call Trace:
[   17.005234][  T355]  <TASK>
[   17.005305][  T355]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.005465][  T355]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.005623][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.005755][  T355]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.005881][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.006016][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.006141][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.006265][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.006418][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.006568][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.006698][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.006831][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.006960][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.007100][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.007224][  T355]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.007435][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.007561][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.007690][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.007823][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.007955][  T355]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.008090][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.008215][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.008339][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.008465][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.008597][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.008726][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.008858][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.008994][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.009120][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.009251][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.009441][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.009629][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.009764][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.009909][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.010049][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.010175][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.010302][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.010429][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.010554][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.010679][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.010838][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   17.010967][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.011104][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.011235][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   17.011362][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.011519][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.011660][  T355]  __sys_sendmsg (net/socket.c:2784)
[   17.011787][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.011923][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.012087][  T355]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.012213][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.012340][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.012465][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.012590][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.012714][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.012881][  T355] RIP: 0033:0x7ff66c08208e
[   17.013026][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.013478][  T355] RSP: 002b:00007ffee7d23100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.013739][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff66c08208e
[   17.014011][  T355] RDX: 0000000000000000 RSI: 00007ffee7d231b0 RDI: 0000000000000005
[   17.014204][  T355] RBP: 00007ffee7d23110 R08: 0000000000000000 R09: 0000000000000000
[   17.014391][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.014579][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee7d23870
| [   17.073098][  T356] ------------[ cut here ]------------
| [   17.073350][  T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/356
| [   17.073702][  T356] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.074625][  T356] Tainted: [W]=WARN
[   17.074794][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.075080][  T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.075371][  T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.076136][  T356] RSP: 0018:ffa00000009cefe0 EFLAGS: 00010286
[   17.076405][  T356] RAX: 00000000ffffffa6 RBX: ff1100000c610040 RCX: 1ff4000000139dc2
[   17.076723][  T356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6100f0
[   17.077050][  T356] RBP: ff11000005002000 R08: 1fe22000018c201f R09: ff1100000cd2ae58
[   17.077362][  T356] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   17.077659][  T356] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.077962][  T356] FS:  00007f01b8248840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   17.078322][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.078571][  T356] CR2: 0000000014b97988 CR3: 000000000f3d2006 CR4: 0000000000771ef0
[   17.078893][  T356] PKRU: 55555554
[   17.079070][  T356] Call Trace:
[   17.079238][  T356]  <TASK>
[   17.079353][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.079580][  T356]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.079803][  T356]  notifier_call_chain (kernel/notifier.c:85)
[   17.080040][  T356]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   17.080259][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.080481][  T356]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   17.080755][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.080991][  T356]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   17.081260][  T356]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.081482][  T356]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.081705][  T356]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   17.081928][  T356]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   17.082212][  T356] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.082444][  T356]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   17.082717][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.082941][  T356]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   17.083154][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.083352][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.083557][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.083753][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.083956][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.084210][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.084408][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.084603][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.084799][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.085008][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.085213][  T356]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.085417][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.085619][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.085822][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.086040][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.086220][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.086363][  T356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.086510][  T356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.086652][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.086794][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.086944][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.087118][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.087320][  T356]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.087532][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.087740][  T356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.087945][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.088154][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.088365][  T356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.088575][  T356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.088795][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.089007][  T356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.089240][  T356]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.089445][  T356]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.089651][  T356]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.089858][  T356]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.090091][  T356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.090346][  T356]  ? move_addr_to_kernel (net/socket.c:258)
[   17.090543][  T356]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.090743][  T356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.090945][  T356]  ___sys_sendmsg (net/socket.c:2752)
[   17.091150][  T356]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.091421][  T356]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.091661][  T356]  __sys_sendmsg (net/socket.c:2784)
[   17.091875][  T356]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.092099][  T356]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.092376][  T356]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.092599][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.092820][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.093050][  T356]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.093255][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.093452][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.093704][  T356] RIP: 0033:0x7f01b848208e
[   17.093925][  T356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.094553][  T356] RSP: 002b:00007ffdfaa38d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.094765][  T356] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01b848208e
[   17.094985][  T356] RDX: 0000000000000000 RSI: 00007ffdfaa38e20 RDI: 0000000000000005
[   17.095195][  T356] RBP: 00007ffdfaa38d80 R08: 0000000000000000 R09: 0000000000000000
[   17.095397][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.095612][  T356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfaa394e0
| [   17.097438][  T356] ------------[ cut here ]------------
| [   17.097579][  T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/356
| [   17.097812][  T356] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.098376][  T356] Tainted: [W]=WARN
[   17.098484][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.098653][  T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.098832][  T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.099335][  T356] RSP: 0018:ffa00000009cf060 EFLAGS: 00010286
[   17.099504][  T356] RAX: 00000000ffffffa6 RBX: ff1100000cdd6ac0 RCX: 1ff4000000139dd2
[   17.099706][  T356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6b70
[   17.099916][  T356] RBP: ff110000104d2000 R08: 1fe22000019bad6f R09: ff1100000cd2ae58
[   17.100117][  T356] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   17.100317][  T356] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009cf100
[   17.100517][  T356] FS:  00007f01b8248840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   17.100756][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.100929][  T356] CR2: 0000000014b97988 CR3: 000000000f3d2006 CR4: 0000000000771ef0
[   17.101138][  T356] PKRU: 55555554
[   17.101237][  T356] Call Trace:
[   17.101335][  T356]  <TASK>
[   17.101405][  T356]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.101541][  T356]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.101646][  T356]  netif_close_many (net/core/dev.c:1804)
[   17.101785][  T356]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   17.101956][  T356]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.102097][  T356]  ? __dev_close_many (net/core/dev.c:1781)
[   17.102228][  T356]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.102394][  T356]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.102559][  T356]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.102700][  T356]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.102867][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.103015][  T356]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.103148][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.103284][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.103417][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.103549][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.103685][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.103834][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.103984][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.104116][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.104253][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.104383][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.104516][  T356]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.104657][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.104789][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.104932][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.105074][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.105207][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.105342][  T356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.105477][  T356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.105615][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.105748][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.105884][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.106030][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.106164][  T356]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.106295][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.106427][  T356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.106560][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.106692][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.106827][  T356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.106965][  T356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.107102][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.107234][  T356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.107366][  T356]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.107499][  T356]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.107634][  T356]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.107770][  T356]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.107900][  T356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.108072][  T356]  ? move_addr_to_kernel (net/socket.c:258)
[   17.108205][  T356]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.108337][  T356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.108471][  T356]  ___sys_sendmsg (net/socket.c:2752)
[   17.108601][  T356]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.108770][  T356]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.108917][  T356]  __sys_sendmsg (net/socket.c:2784)
[   17.109052][  T356]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.109181][  T356]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.109345][  T356]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.109477][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.109610][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.109748][  T356]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.109880][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.110028][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.110192][  T356] RIP: 0033:0x7f01b848208e
[   17.110333][  T356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.110825][  T356] RSP: 002b:00007ffdfaa38d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.111042][  T356] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01b848208e
[   17.111243][  T356] RDX: 0000000000000000 RSI: 00007ffdfaa38e20 RDI: 0000000000000005
[   17.111442][  T356] RBP: 00007ffdfaa38d80 R08: 0000000000000000 R09: 0000000000000000
[   17.111643][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.111844][  T356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfaa394e0
| [   17.115488][  T356] ------------[ cut here ]------------
| [   17.115630][  T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/356
| [   17.115852][  T356] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.116477][  T356] Tainted: [W]=WARN
[   17.116576][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.116737][  T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.117048][  T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.117504][  T356] RSP: 0018:ffa00000009cf190 EFLAGS: 00010286
[   17.117668][  T356] RAX: 00000000ffffffa6 RBX: ff110000027136c0 RCX: 1ff4000000139df8
[   17.117862][  T356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002713770
[   17.118136][  T356] RBP: ff110000104d2000 R08: 1fe22000004e26ef R09: ff1100000cd2ae58
[   17.118326][  T356] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.118520][  T356] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.118713][  T356] FS:  00007f01b8248840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   17.118945][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.119132][  T356] CR2: 0000000014b97988 CR3: 000000000f3d2006 CR4: 0000000000771ef0
[   17.119420][  T356] PKRU: 55555554
[   17.119528][  T356] Call Trace:
[   17.119631][  T356]  <TASK>
[   17.119697][  T356]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.119860][  T356]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.120035][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.120167][  T356]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.120299][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.120440][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.120610][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.120740][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.120870][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.121030][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.121158][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.121286][  T356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.121416][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.121542][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.121675][  T356]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.121808][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.121959][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.122094][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.122222][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.122353][  T356]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.122479][  T356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.122605][  T356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.122729][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.122854][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.123058][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.123245][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.123436][  T356]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.123638][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.123854][  T356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.124076][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.124267][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.124459][  T356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.124660][  T356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.124856][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.125079][  T356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.125290][  T356]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.125495][  T356]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.125692][  T356]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.125886][  T356]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.126089][  T356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.126328][  T356]  ? move_addr_to_kernel (net/socket.c:258)
[   17.126523][  T356]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.126726][  T356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.126949][  T356]  ___sys_sendmsg (net/socket.c:2752)
[   17.127171][  T356]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.127434][  T356]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.127670][  T356]  __sys_sendmsg (net/socket.c:2784)
[   17.127884][  T356]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.128128][  T356]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.128398][  T356]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.128607][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.128791][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.128988][  T356]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.129172][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.129391][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.129621][  T356] RIP: 0033:0x7f01b848208e
[   17.129819][  T356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.130510][  T356] RSP: 002b:00007ffdfaa38d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.130793][  T356] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01b848208e
[   17.131093][  T356] RDX: 0000000000000000 RSI: 00007ffdfaa38e20 RDI: 0000000000000005
[   17.131382][  T356] RBP: 00007ffdfaa38d80 R08: 0000000000000000 R09: 0000000000000000
[   17.131680][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.131994][  T356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfaa394e0
| [   17.197697][  T357] ------------[ cut here ]------------
| [   17.199426][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/357
| [   17.199880][  T357] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.200916][  T357] Tainted: [W]=WARN
[   17.201157][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.201492][  T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.201837][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.202681][  T357] RSP: 0018:ffa00000006a6fe0 EFLAGS: 00010286
[   17.203041][  T357] RAX: 00000000ffffffa6 RBX: ff1100000bf1d240 RCX: 1ff40000000d4dc2
[   17.203423][  T357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1d2f0
[   17.203772][  T357] RBP: ff11000005002000 R08: 1fe22000017e3a5f R09: ff1100000cd2d158
[   17.204187][  T357] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.204560][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   17.204949][  T357] FS:  00007f9af52c3840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   17.205401][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.205731][  T357] CR2: 000000000c90a988 CR3: 0000000005031004 CR4: 0000000000771ef0
[   17.206130][  T357] PKRU: 55555554
[   17.206348][  T357] Call Trace:
[   17.206572][  T357]  <TASK>
[   17.206738][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.207034][  T357]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.207307][  T357]  notifier_call_chain (kernel/notifier.c:85)
[   17.207584][  T357]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   17.207854][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.208147][  T357]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   17.208474][  T357]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.208750][  T357]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.209044][  T357]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   17.209344][  T357]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   17.209685][  T357]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   17.209991][  T357] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.210281][  T357]  ? write_profile (kernel/profile.c:194)
[   17.210554][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.210831][  T357]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   17.211180][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.211451][  T357]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   17.211724][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.212013][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.212285][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.212554][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.212824][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.213160][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.213426][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.213699][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.213988][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.214282][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.214557][  T357]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.214834][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.215130][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.215399][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.215667][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.215943][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.216261][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.216531][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.216798][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.217088][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.217363][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.217624][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.217895][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.218190][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.218630][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.219079][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.219342][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.219773][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.220073][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.220352][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.220625][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.221038][  T357]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.221264][  T357]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.221519][  T357]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.221957][  T357]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.222252][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.222571][  T357]  ? move_addr_to_kernel (net/socket.c:258)
[   17.223178][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.223615][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.223940][  T357]  ___sys_sendmsg (net/socket.c:2752)
[   17.224226][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.224554][  T357]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.224855][  T357]  __sys_sendmsg (net/socket.c:2784)
[   17.225155][  T357]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.225425][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.225917][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.226367][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.226797][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.227105][  T357]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.227387][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.227671][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.228023][  T357] RIP: 0033:0x7f9af54fd08e
[   17.228308][  T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.229182][  T357] RSP: 002b:00007ffcdfcb22d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.229566][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9af54fd08e
[   17.230133][  T357] RDX: 0000000000000000 RSI: 00007ffcdfcb2380 RDI: 0000000000000005
[   17.230825][  T357] RBP: 00007ffcdfcb22e0 R08: 0000000000000000 R09: 0000000000000000
[   17.231225][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.231770][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfcb2a40
| [   17.236304][  T357] ------------[ cut here ]------------
| [   17.236489][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/357
| [   17.236745][  T357] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.237375][  T357] Tainted: [W]=WARN
[   17.237486][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.237657][  T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.237831][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.238333][  T357] RSP: 0018:ffa00000006a7060 EFLAGS: 00010286
[   17.238518][  T357] RAX: 00000000ffffffa6 RBX: ff1100000c749840 RCX: 1ff40000000d4dd2
[   17.238715][  T357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7498f0
[   17.238921][  T357] RBP: ff11000004aca000 R08: 1fe22000018e931f R09: ff1100000cd2d158
[   17.239133][  T357] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   17.239338][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000006a7100
[   17.239541][  T357] FS:  00007f9af52c3840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   17.239776][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.239952][  T357] CR2: 00007f01b8315574 CR3: 0000000005031003 CR4: 0000000000771ef0
[   17.240161][  T357] PKRU: 55555554
[   17.240262][  T357] Call Trace:
[   17.240361][  T357]  <TASK>
[   17.240431][  T357]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.240680][  T357]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.240789][  T357]  netif_close_many (net/core/dev.c:1804)
[   17.240944][  T357]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.241080][  T357]  ? __dev_close_many (net/core/dev.c:1781)
[   17.241210][  T357]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.241374][  T357]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.241543][  T357]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.241685][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.241817][  T357]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.241999][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.242161][  T357]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.242293][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.242426][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.242556][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.242687][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.242818][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.242983][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.243115][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.243247][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.243379][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.243524][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.243674][  T357]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.243811][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.243960][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.244184][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.244321][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.244479][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.244619][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.244757][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.244887][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.245033][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.245260][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.245410][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.245561][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.245699][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.245831][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.245986][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.246123][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.246258][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.246395][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.246526][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.246663][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.246878][  T357]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.247019][  T357]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.247152][  T357]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.247365][  T357]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.247582][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.247743][  T357]  ? move_addr_to_kernel (net/socket.c:258)
[   17.247996][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.248165][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.248304][  T357]  ___sys_sendmsg (net/socket.c:2752)
[   17.248439][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.248610][  T357]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.248761][  T357]  __sys_sendmsg (net/socket.c:2784)
[   17.248898][  T357]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.249116][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.249298][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.249430][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.249564][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.249712][  T357]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.249858][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.250142][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.250325][  T357] RIP: 0033:0x7f9af54fd08e
[   17.250483][  T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.250980][  T357] RSP: 002b:00007ffcdfcb22d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.251191][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9af54fd08e
[   17.251396][  T357] RDX: 0000000000000000 RSI: 00007ffcdfcb2380 RDI: 0000000000000005
[   17.251600][  T357] RBP: 00007ffcdfcb22e0 R08: 0000000000000000 R09: 0000000000000000
[   17.251820][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.252066][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfcb2a40
| [   17.255120][  T357] ------------[ cut here ]------------
| [   17.255294][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/357
| [   17.255533][  T357] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.256094][  T357] Tainted: [W]=WARN
[   17.256197][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.256360][  T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.256529][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.256998][  T357] RSP: 0018:ffa00000006a7190 EFLAGS: 00010286
[   17.257161][  T357] RAX: 00000000ffffffa6 RBX: ff110000089cd240 RCX: 1ff40000000d4df8
[   17.257383][  T357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089cd2f0
[   17.257576][  T357] RBP: ff11000004aca000 R08: 1fe2200001139a5f R09: ff1100000cd2d158
[   17.257762][  T357] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.257957][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.258160][  T357] FS:  00007f9af52c3840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   17.258388][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.258556][  T357] CR2: 00007f01b8315574 CR3: 0000000005031003 CR4: 0000000000771ef0
[   17.258761][  T357] PKRU: 55555554
[   17.258861][  T357] Call Trace:
[   17.258967][  T357]  <TASK>
[   17.259044][  T357]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.259208][  T357]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.259373][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.259507][  T357]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.259638][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.259763][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.259894][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.260034][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.260160][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.260306][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.260433][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.260560][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.260705][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.260830][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.260967][  T357]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.261106][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.261234][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.261362][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.261489][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.261622][  T357]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.261754][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.261883][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.262024][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.262153][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.262296][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.262429][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.262559][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.262696][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.262833][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.262977][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.263107][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.263240][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.263369][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.263496][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.263631][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.263762][  T357]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.263896][  T357]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.264040][  T357]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.264181][  T357]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.264313][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.264474][  T357]  ? move_addr_to_kernel (net/socket.c:258)
[   17.264605][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.264735][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.264865][  T357]  ___sys_sendmsg (net/socket.c:2752)
[   17.265025][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.265186][  T357]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.265325][  T357]  __sys_sendmsg (net/socket.c:2784)
[   17.265457][  T357]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.265586][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.265751][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.265882][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.266031][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.266165][  T357]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.266298][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.266432][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.266615][  T357] RIP: 0033:0x7f9af54fd08e
[   17.266755][  T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.267221][  T357] RSP: 002b:00007ffcdfcb22d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.267416][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9af54fd08e
[   17.267616][  T357] RDX: 0000000000000000 RSI: 00007ffcdfcb2380 RDI: 0000000000000005
[   17.267893][  T357] RBP: 00007ffcdfcb22e0 R08: 0000000000000000 R09: 0000000000000000
[   17.268099][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.268291][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfcb2a40
| [   17.359443][  T358] ------------[ cut here ]------------
| [   17.359765][  T358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/358
| [   17.360237][  T358] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.361362][  T358] Tainted: [W]=WARN
[   17.361674][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.362082][  T358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.362419][  T358] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.363255][  T358] RSP: 0018:ffa00000009eefe0 EFLAGS: 00010286
[   17.363594][  T358] RAX: 00000000ffffffa6 RBX: ff1100000c611840 RCX: 1ff400000013ddc2
[   17.364024][  T358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6118f0
[   17.364414][  T358] RBP: ff11000005002000 R08: 1fe22000018c231f R09: ff1100000cd28b58
[   17.364795][  T358] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.365195][  T358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   17.365571][  T358] FS:  00007f25526c7840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   17.366024][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.366353][  T358] CR2: 000000002b22d988 CR3: 000000000b4f9006 CR4: 0000000000771ef0
[   17.366733][  T358] PKRU: 55555554
[   17.366963][  T358] Call Trace:
[   17.367204][  T358]  <TASK>
[   17.367375][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.367658][  T358]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.367943][  T358]  notifier_call_chain (kernel/notifier.c:85)
[   17.368245][  T358]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   17.368524][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.368797][  T358]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   17.369146][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.369433][  T358]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   17.369758][  T358]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.370060][  T358]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.370341][  T358]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   17.370618][  T358]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   17.370951][  T358] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.371272][  T358]  ? write_profile (kernel/profile.c:194)
[   17.371550][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.371818][  T358]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   17.372176][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.372452][  T358]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   17.372728][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.373018][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.373284][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.373546][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.373812][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.374140][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.374405][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.374675][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.374950][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.375235][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.375505][  T358]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.375779][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.376070][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.376340][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.376610][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.376884][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.377175][  T358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.377442][  T358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.377709][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.378005][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.378281][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.378551][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.378823][  T358]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.379117][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.379387][  T358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.379674][  T358]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.379950][  T358]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.380242][  T358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.380513][  T358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.380782][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.381084][  T358]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.381355][  T358]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.381628][  T358]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.381909][  T358]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.382194][  T358]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.382463][  T358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.382778][  T358]  ? move_addr_to_kernel (net/socket.c:258)
[   17.383074][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.383345][  T358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.383615][  T358]  ___sys_sendmsg (net/socket.c:2752)
[   17.383882][  T358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.384232][  T358]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.384518][  T358]  __sys_sendmsg (net/socket.c:2784)
[   17.384786][  T358]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.385082][  T358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.385412][  T358]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.385680][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.385959][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.386246][  T358]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.386514][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.386784][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.387126][  T358] RIP: 0033:0x7f255290108e
[   17.387408][  T358] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.388286][  T358] RSP: 002b:00007fff011e7ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.388678][  T358] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f255290108e
[   17.389081][  T358] RDX: 0000000000000000 RSI: 00007fff011e7f80 RDI: 0000000000000005
[   17.389462][  T358] RBP: 00007fff011e7ee0 R08: 0000000000000000 R09: 0000000000000000
[   17.389844][  T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.390246][  T358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff011e8640
| [   17.393746][  T358] ------------[ cut here ]------------
| [   17.394039][  T358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/358
| [   17.394440][  T358] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.395607][  T358] Tainted: [W]=WARN
[   17.395998][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.396557][  T358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.396942][  T358] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.397757][  T358] RSP: 0018:ffa00000009ef060 EFLAGS: 00010286
[   17.398103][  T358] RAX: 00000000ffffffa6 RBX: ff1100000c611cc0 RCX: 1ff400000013ddd2
[   17.398471][  T358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611d70
[   17.398837][  T358] RBP: ff1100000d9fa000 R08: 1fe22000018c23af R09: ff1100000cd28b58
[   17.399228][  T358] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   17.399597][  T358] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009ef100
[   17.399990][  T358] FS:  00007f25526c7840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   17.400409][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.400729][  T358] CR2: 000000002b22d988 CR3: 000000000b4f9006 CR4: 0000000000771ef0
[   17.401121][  T358] PKRU: 55555554
[   17.401332][  T358] Call Trace:
[   17.401545][  T358]  <TASK>
[   17.401717][  T358]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.402005][  T358]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.402222][  T358]  netif_close_many (net/core/dev.c:1804)
[   17.402487][  T358]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   17.402796][  T358]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.403081][  T358]  ? __dev_close_many (net/core/dev.c:1781)
[   17.403340][  T358]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.403665][  T358]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.404007][  T358]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.404277][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.404539][  T358]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.404859][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.405145][  T358]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.405405][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.405669][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.405933][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.406207][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.406466][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.406763][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.407048][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.407313][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.407572][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.407840][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.408131][  T358]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.408401][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.408663][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.408930][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.409206][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.409466][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.409753][  T358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.410040][  T358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.410303][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.410565][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.410829][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.411112][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.411375][  T358]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.411611][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.411881][  T358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.412172][  T358]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.412435][  T358]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.412698][  T358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.412987][  T358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.413251][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.413517][  T358]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.413793][  T358]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.414083][  T358]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.414350][  T358]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.414615][  T358]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.414872][  T358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.415198][  T358]  ? move_addr_to_kernel (net/socket.c:258)
[   17.415456][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.415721][  T358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.416013][  T358]  ___sys_sendmsg (net/socket.c:2752)
[   17.416269][  T358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.416579][  T358]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.416864][  T358]  __sys_sendmsg (net/socket.c:2784)
[   17.417150][  T358]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.417408][  T358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.417725][  T358]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.418019][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.418281][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.418544][  T358]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.418808][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.419091][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.419402][  T358] RIP: 0033:0x7f255290108e
[   17.419678][  T358] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.420484][  T358] RSP: 002b:00007fff011e7ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.420863][  T358] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f255290108e
[   17.421245][  T358] RDX: 0000000000000000 RSI: 00007fff011e7f80 RDI: 0000000000000005
[   17.421608][  T358] RBP: 00007fff011e7ee0 R08: 0000000000000000 R09: 0000000000000000
[   17.421997][  T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.422364][  T358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff011e8640
| [   17.427074][  T358] ------------[ cut here ]------------
| [   17.427235][  T358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/358
| [   17.427462][  T358] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.428011][  T358] Tainted: [W]=WARN
[   17.428109][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.428270][  T358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.428439][  T358] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.428897][  T358] RSP: 0018:ffa00000009ef190 EFLAGS: 00010286
[   17.429072][  T358] RAX: 00000000ffffffa6 RBX: ff1100000a3a2340 RCX: 1ff400000013ddf8
[   17.429265][  T358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a23f0
[   17.429460][  T358] RBP: ff1100000d9fa000 R08: 1fe220000147447f R09: ff1100000cd28b58
[   17.429653][  T358] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.429843][  T358] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.430047][  T358] FS:  00007f25526c7840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   17.430276][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.430438][  T358] CR2: 0000561b21f42418 CR3: 000000000b4f9001 CR4: 0000000000771ef0
[   17.430631][  T358] PKRU: 55555554
[   17.430726][  T358] Call Trace:
[   17.430822][  T358]  <TASK>
[   17.430888][  T358]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.431063][  T358]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.431224][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.431353][  T358]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.431480][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.431608][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.431734][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.431866][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.432005][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.432151][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.432276][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.432404][  T358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.432530][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.432657][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.432784][  T358]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.432919][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.433083][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.433275][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.433457][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.433596][  T358]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.433722][  T358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.433850][  T358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.434009][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.434190][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.434351][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.434479][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.434609][  T358]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.434737][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.434866][  T358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.435015][  T358]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.435142][  T358]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.435274][  T358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.435405][  T358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.435533][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.435663][  T358]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.435790][  T358]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.435922][  T358]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.436061][  T358]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.436192][  T358]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.436322][  T358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.436478][  T358]  ? move_addr_to_kernel (net/socket.c:258)
[   17.436606][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.436734][  T358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.436861][  T358]  ___sys_sendmsg (net/socket.c:2752)
[   17.437000][  T358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.437159][  T358]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.437301][  T358]  __sys_sendmsg (net/socket.c:2784)
[   17.437430][  T358]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.437556][  T358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.437717][  T358]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.437843][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.437981][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.438112][  T358]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.438240][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.438372][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.438530][  T358] RIP: 0033:0x7f255290108e
[   17.438666][  T358] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.439134][  T358] RSP: 002b:00007fff011e7ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.439329][  T358] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f255290108e
[   17.439521][  T358] RDX: 0000000000000000 RSI: 00007fff011e7f80 RDI: 0000000000000005
[   17.439717][  T358] RBP: 00007fff011e7ee0 R08: 0000000000000000 R09: 0000000000000000
[   17.439934][  T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.440134][  T358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff011e8640
| [   17.506781][  T359] ------------[ cut here ]------------
| [   17.506983][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/359
| [   17.507230][  T359] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.507773][  T359] Tainted: [W]=WARN
[   17.507876][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.508053][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.508234][  T359] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.508718][  T359] RSP: 0018:ffa00000009ff060 EFLAGS: 00010286
[   17.508889][  T359] RAX: 00000000ffffffa6 RBX: ff1100000bf2de40 RCX: 1ff400000013fdd2
[   17.509102][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf2def0
[   17.509304][  T359] RBP: ff1100001047c000 R08: 1fe22000017e5bdf R09: ff1100000bde0b58
[   17.509502][  T359] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   17.509704][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009ff100
[   17.509911][  T359] FS:  00007fa7bf722840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   17.510150][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.510319][  T359] CR2: 00007fa7bf9f21a0 CR3: 0000000010756005 CR4: 0000000000771ef0
[   17.510520][  T359] PKRU: 55555554
[   17.510622][  T359] Call Trace:
[   17.510722][  T359]  <TASK>
[   17.510792][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.510931][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.511037][  T359]  netif_close_many (net/core/dev.c:1804)
[   17.511172][  T359]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.511308][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.511442][  T359]  ? __dev_close_many (net/core/dev.c:1781)
[   17.511574][  T359]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.511743][  T359]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.511914][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.512054][  T359]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.512219][  T359]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.512351][  T359]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.512484][  T359]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   17.512650][  T359]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   17.512784][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.512922][  T359]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.513062][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.513193][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.513325][  T359]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.513458][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.513589][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.513751][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.513883][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.514026][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.514159][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.514291][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.514425][  T359]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.514558][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.514691][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.514822][  T359]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.514957][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.515095][  T359]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.515226][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.515358][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.515489][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.515621][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.515758][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.515889][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.516041][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.516173][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.516307][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.516443][  T359]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.516575][  T359]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.516717][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.516849][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.517002][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.517136][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.517268][  T359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.517402][  T359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.517536][  T359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.517669][  T359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.517802][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.517976][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   17.518110][  T359]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.518245][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.518380][  T359]  ___sys_sendmsg (net/socket.c:2752)
[   17.518511][  T359]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.518679][  T359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.518829][  T359]  __sys_sendmsg (net/socket.c:2784)
[   17.518978][  T359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.519110][  T359]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.519279][  T359]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.519410][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.519547][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.519680][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.519817][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.519956][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.520137][  T359] RIP: 0033:0x7fa7bf95c08e
[   17.520278][  T359] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.520758][  T359] RSP: 002b:00007ffcb9c147c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.520973][  T359] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa7bf95c08e
[   17.521171][  T359] RDX: 0000000000000000 RSI: 00007ffcb9c14870 RDI: 0000000000000005
[   17.521369][  T359] RBP: 00007ffcb9c147d0 R08: 0000000000000000 R09: 0000000000000000
[   17.521568][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.521768][  T359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb9c14f30
| [   17.525004][  T359] ------------[ cut here ]------------
| [   17.525166][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/359
| [   17.525402][  T359] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   17.526626][  T359] Tainted: [W]=WARN
[   17.526736][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.526915][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.527094][  T359] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.527549][  T359] RSP: 0018:ffa00000009ff190 EFLAGS: 00010286
[   17.527718][  T359] RAX: 00000000ffffffa6 RBX: ff1100000bf2d240 RCX: 1ff400000013fdf8
[   17.527918][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf2d2f0
[   17.528131][  T359] RBP: ff1100001047c000 R08: 1fe22000017e5a5f R09: ff1100000bde0b58
[   17.528326][  T359] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.528523][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.528719][  T359] FS:  00007fa7bf722840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   17.528952][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.529120][  T359] CR2: 00007fa7bf9f21a0 CR3: 0000000010756005 CR4: 0000000000771ef0
[   17.529329][  T359] PKRU: 55555554
[   17.529432][  T359] Call Trace:
[   17.529530][  T359]  <TASK>
[   17.529598][  T359]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.529764][  T359]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.529937][  T359]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.530072][  T359]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.530208][  T359]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   17.530379][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.530515][  T359]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.530649][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.530783][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.530920][  T359]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.531055][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.531185][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.531340][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.531475][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.531603][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.531737][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.531869][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.532035][  T359]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.532223][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.532406][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.532540][  T359]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.532676][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.532807][  T359]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.532946][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.533085][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.533216][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.533357][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.533490][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.533620][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.533750][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.533879][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.534021][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.534159][  T359]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.534292][  T359]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.534425][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.534556][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.534689][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.534820][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.534956][  T359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.535091][  T359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.535222][  T359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.535355][  T359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.535489][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.535654][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   17.535791][  T359]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.535930][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.536089][  T359]  ___sys_sendmsg (net/socket.c:2752)
[   17.536223][  T359]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.536389][  T359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.536530][  T359]  __sys_sendmsg (net/socket.c:2784)
[   17.536662][  T359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.536794][  T359]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.536974][  T359]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.537106][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.537236][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.537368][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.537500][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.537666][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.537912][  T359] RIP: 0033:0x7fa7bf95c08e
[   17.538147][  T359] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.538813][  T359] RSP: 002b:00007ffcb9c147c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.539107][  T359] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa7bf95c08e
[   17.539303][  T359] RDX: 0000000000000000 RSI: 00007ffcb9c14870 RDI: 0000000000000005
[   17.539497][  T359] RBP: 00007ffcb9c147d0 R08: 0000000000000000 R09: 0000000000000000
[   17.539701][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7c
[   17.539921][  T359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb9c14f30
| [   18.110667][  T363] ------------[ cut here ]------------
| [   18.110948][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: modprobe/363
| [   18.111517][  T363] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   18.112291][  T363] Tainted: [W]=WARN
[   18.112425][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.112781][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.113013][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.113592][  T363] RSP: 0018:ffa00000005d7748 EFLAGS: 00010286
[   18.113804][  T363] RAX: 00000000ffffffa6 RBX: ff1100000cdd70c0 RCX: 1ff40000000baeaf
[   18.114059][  T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7170
[   18.114297][  T363] RBP: ff11000005002000 R08: 1fe22000019bae2f R09: ff1100000c510bf8
[   18.114665][  T363] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   18.114913][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000005d7838
[   18.115164][  T363] FS:  00007f5d13143bc0(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   18.115447][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.115648][  T363] CR2: 00007ffe066f2f88 CR3: 0000000010752002 CR4: 0000000000771ef0
[   18.115899][  T363] PKRU: 55555554
[   18.116032][  T363] Call Trace:
[   18.116152][  T363]  <TASK>
[   18.116236][  T363]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.116403][  T363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.116527][  T363]  netif_close_many (net/core/dev.c:1804)
[   18.116688][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.116852][  T363]  ? __dev_close_many (net/core/dev.c:1781)
[   18.117023][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.117190][  T363]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   18.117350][  T363]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   18.117551][  T363]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   18.117755][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.117986][  T363]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.118228][  T363]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   18.118411][  T363]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.118571][  T363]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.118770][  T363]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   18.118949][  T363]  ? netdev_run_todo (net/core/dev.c:11703)
[   18.119118][  T363]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.119286][  T363]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   18.119454][  T363]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   18.119615][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.119787][  T363]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   18.120053][  T363] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   18.120224][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.120394][  T363] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   18.120599][  T363] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   18.120805][  T363] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   18.120989][  T363]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   18.121217][  T363]  bus_remove_device (drivers/base/bus.c:657)
[   18.121445][  T363]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   18.121609][  T363]  ? device_remove_file (drivers/base/core.c:3073)
[   18.121775][  T363]  device_del (drivers/base/core.c:3895)
[   18.121896][  T363]  ? __device_link_del (./include/linux/kobject.h:89)
[   18.122083][  T363]  device_unregister (drivers/base/core.c:3936)
[   18.122251][  T363] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   18.122420][  T363] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   18.122624][  T363]  __do_sys_delete_module (kernel/module/main.c:863)
[   18.122786][  T363]  ? module_flags (kernel/module/main.c:3837)
[   18.122954][  T363]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.123168][  T363]  ? 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)
[   18.123330][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.123494][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.123654][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.123812][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.123985][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.124185][  T363] RIP: 0033:0x7f5d1323d68b
[   18.124357][  T363] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   18.124928][  T363] RSP: 002b:00007ffe066f4f38 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   18.125175][  T363] RAX: ffffffffffffffda RBX: 000055c8eb4fb710 RCX: 00007f5d1323d68b
[   18.125411][  T363] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c8eb4fb770
[   18.125668][  T363] RBP: 00007ffe066f4f60 R08: 0000000000000000 R09: 0000000000000000
[   18.125913][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   18.126239][  T363] R13: 000055c8eb4fb710 R14: 0000000000000000 R15: 0000000000000000
| [   18.131437][  T363] ------------[ cut here ]------------
| [   18.131646][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: modprobe/363
| [   18.131963][  T363] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   18.132606][  T363] Tainted: [W]=WARN
[   18.132721][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.132918][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.133160][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.133696][  T363] RSP: 0018:ffa00000005d78c8 EFLAGS: 00010286
[   18.133892][  T363] RAX: 00000000ffffffa6 RBX: ff1100000b4ab9c0 RCX: 1ff40000000baedf
[   18.134142][  T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aba70
[   18.134372][  T363] RBP: ff11000005002000 R08: 1fe220000169574f R09: ff1100000c510bd0
[   18.134644][  T363] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   18.134874][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.135130][  T363] FS:  00007f5d13143bc0(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   18.135397][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.135590][  T363] CR2: 00007f970c849c40 CR3: 0000000010752004 CR4: 0000000000771ef0
[   18.135819][  T363] PKRU: 55555554
[   18.135938][  T363] Call Trace:
[   18.136059][  T363]  <TASK>
[   18.136175][  T363]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   18.136460][  T363]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.136695][  T363]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   18.136929][  T363]  ? netdev_run_todo (net/core/dev.c:11703)
[   18.137163][  T363]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.137391][  T363]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   18.137611][  T363]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   18.137767][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.137926][  T363]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   18.138092][  T363] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   18.138247][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.138400][  T363] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   18.138592][  T363] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   18.138783][  T363] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   18.138956][  T363]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   18.139154][  T363]  bus_remove_device (drivers/base/bus.c:657)
[   18.139307][  T363]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   18.139457][  T363]  ? device_remove_file (drivers/base/core.c:3073)
[   18.139617][  T363]  device_del (drivers/base/core.c:3895)
[   18.139760][  T363]  ? __device_link_del (./include/linux/kobject.h:89)
[   18.140010][  T363]  device_unregister (drivers/base/core.c:3936)
[   18.140199][  T363] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   18.140438][  T363] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   18.140723][  T363]  __do_sys_delete_module (kernel/module/main.c:863)
[   18.140966][  T363]  ? module_flags (kernel/module/main.c:3837)
[   18.141210][  T363]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.141402][  T363]  ? 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)
[   18.141552][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.141702][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.141851][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.142019][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.142182][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.142373][  T363] RIP: 0033:0x7f5d1323d68b
[   18.142535][  T363] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   18.143092][  T363] RSP: 002b:00007ffe066f4f38 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   18.143397][  T363] RAX: ffffffffffffffda RBX: 000055c8eb4fb710 RCX: 00007f5d1323d68b
[   18.143624][  T363] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c8eb4fb770
[   18.143856][  T363] RBP: 00007ffe066f4f60 R08: 0000000000000000 R09: 0000000000000000
[   18.144156][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   18.144385][  T363] R13: 000055c8eb4fb710 R14: 0000000000000000 R15: 0000000000000000
| [   18.171775][  T363] ------------[ cut here ]------------
| [   18.172577][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: modprobe/363
| [   18.172946][  T363] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   18.173532][  T363] Tainted: [W]=WARN
[   18.173654][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.173859][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.174082][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.174653][  T363] RSP: 0018:ffa00000005d7748 EFLAGS: 00010286
[   18.174856][  T363] RAX: 00000000ffffffa6 RBX: ff1100000c748ac0 RCX: 1ff40000000baeaf
[   18.175107][  T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748b70
[   18.175350][  T363] RBP: ff110000095d2000 R08: 1fe22000018e916f R09: ff1100000c510bf8
[   18.175671][  T363] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   18.176075][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000005d7838
[   18.176392][  T363] FS:  00007f5d13143bc0(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   18.176731][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.176959][  T363] CR2: 00007f970c849c40 CR3: 0000000010752004 CR4: 0000000000771ef0
[   18.177209][  T363] PKRU: 55555554
[   18.177330][  T363] Call Trace:
[   18.177451][  T363]  <TASK>
[   18.177534][  T363]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.177698][  T363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.177819][  T363]  netif_close_many (net/core/dev.c:1804)
[   18.177988][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.178152][  T363]  ? __dev_close_many (net/core/dev.c:1781)
[   18.178316][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.178479][  T363]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   18.178641][  T363]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   18.178834][  T363]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   18.179040][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.179198][  T363]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.179356][  T363]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   18.179521][  T363]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.179680][  T363]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.179877][  T363]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   18.180046][  T363]  ? netdev_run_todo (net/core/dev.c:11703)
[   18.180210][  T363]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.180371][  T363]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   18.180534][  T363]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   18.180693][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.180854][  T363]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   18.181030][  T363] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   18.181258][  T363] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   18.181460][  T363] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   18.181694][  T363] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   18.181856][  T363]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   18.182072][  T363]  bus_remove_device (drivers/base/bus.c:657)
[   18.182254][  T363]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   18.182418][  T363]  ? device_remove_file (drivers/base/core.c:3073)
[   18.182586][  T363]  device_del (drivers/base/core.c:3895)
[   18.182711][  T363]  ? __device_link_del (./include/linux/kobject.h:89)
[   18.182879][  T363]  device_unregister (drivers/base/core.c:3936)
[   18.183048][  T363] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   18.183211][  T363] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   18.183410][  T363]  __do_sys_delete_module (kernel/module/main.c:863)
[   18.183569][  T363]  ? module_flags (kernel/module/main.c:3837)
[   18.183725][  T363]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.183941][  T363]  ? 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)
[   18.184104][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.184285][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.184451][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.184616][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.184780][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.185030][  T363] RIP: 0033:0x7f5d1323d68b
[   18.185199][  T363] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   18.185838][  T363] RSP: 002b:00007ffe066f4f38 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   18.186093][  T363] RAX: ffffffffffffffda RBX: 000055c8eb4fb710 RCX: 00007f5d1323d68b
[   18.186346][  T363] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c8eb4fb770
[   18.186587][  T363] RBP: 00007ffe066f4f60 R08: 0000000000000000 R09: 0000000000000000
[   18.186827][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   18.187079][  T363] R13: 000055c8eb4fb710 R14: 0000000000000000 R15: 0000000000000000
| [   18.192662][  T363] ------------[ cut here ]------------
| [   18.192852][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: modprobe/363
| [   18.193185][  T363] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   18.193746][  T363] Tainted: [W]=WARN
[   18.193863][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.194070][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.194273][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.194841][  T363] RSP: 0018:ffa00000005d78c8 EFLAGS: 00010286
[   18.195054][  T363] RAX: 00000000ffffffa6 RBX: ff1100000c748dc0 RCX: 1ff40000000baedf
[   18.195290][  T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748e70
[   18.195528][  T363] RBP: ff110000095d2000 R08: 1fe22000018e91cf R09: ff1100000c510bd0
[   18.195766][  T363] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   18.196035][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.196269][  T363] FS:  00007f5d13143bc0(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   18.196547][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.196745][  T363] CR2: 00007f970c849c40 CR3: 0000000010752004 CR4: 0000000000771ef0
[   18.196996][  T363] PKRU: 55555554
[   18.197115][  T363] Call Trace:
[   18.197233][  T363]  <TASK>
[   18.197313][  T363]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   18.197509][  T363]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.197752][  T363]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   18.197993][  T363]  ? netdev_run_todo (net/core/dev.c:11703)
[   18.198229][  T363]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.198459][  T363]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   18.198620][  T363]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   18.198771][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.198928][  T363]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   18.199164][  T363] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   18.199337][  T363] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   18.199534][  T363] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   18.199727][  T363] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   18.199886][  T363]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   18.200157][  T363]  bus_remove_device (drivers/base/bus.c:657)
[   18.200320][  T363]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   18.200472][  T363]  ? device_remove_file (drivers/base/core.c:3073)
[   18.200625][  T363]  device_del (drivers/base/core.c:3895)
[   18.200741][  T363]  ? __device_link_del (./include/linux/kobject.h:89)
[   18.200894][  T363]  device_unregister (drivers/base/core.c:3936)
[   18.201124][  T363] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   18.201347][  T363] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   18.201536][  T363]  __do_sys_delete_module (kernel/module/main.c:863)
[   18.201688][  T363]  ? module_flags (kernel/module/main.c:3837)
[   18.201841][  T363]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.202105][  T363]  ? 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)
[   18.202257][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.202412][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.202562][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.202712][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.202863][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.203123][  T363] RIP: 0033:0x7f5d1323d68b
[   18.203281][  T363] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   18.203817][  T363] RSP: 002b:00007ffe066f4f38 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   18.204122][  T363] RAX: ffffffffffffffda RBX: 000055c8eb4fb710 RCX: 00007f5d1323d68b
[   18.204345][  T363] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c8eb4fb770
[   18.204571][  T363] RBP: 00007ffe066f4f60 R08: 0000000000000000 R09: 0000000000000000
[   18.204815][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   18.205132][  T363] R13: 000055c8eb4fb710 R14: 0000000000000000 R15: 0000000000000000
| [   18.540099][  T166] ------------[ cut here ]------------
| [   18.540501][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   18.541149][  T166] Modules linked in: netdevsim [last unloaded: netdevsim]
| [   18.542165][  T166] Tainted: [W]=WARN
[   18.542367][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.542710][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.543092][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.544049][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   18.544375][  T166] RAX: 00000000ffffffa6 RBX: ff110000089cc340 RCX: 1ff4000000108e65
[   18.544760][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089cc3f0
[   18.545164][  T166] RBP: ff1100000cbaa000 R08: 1fe220000113987f R09: ff1100000cab2f48
[   18.545561][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.545959][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaa000
[   18.546366][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   18.546924][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.547271][  T166] CR2: 0000561b078158e0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   18.547675][  T166] PKRU: 55555554
[   18.547877][  T166] Call Trace:
[   18.548103][  T166]  <TASK>
[   18.548245][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.548521][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.548729][  T166]  register_netdevice (net/core/dev.c:11488)
[   18.549014][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   18.549346][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   18.549633][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   18.549992][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   18.550264][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   18.550602][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   18.550873][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   18.551231][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   18.551509][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   18.551716][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.552007][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   18.552366][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   18.552645][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   18.552917][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   18.553197][  T166]  really_probe (drivers/base/dd.c:709)
[   18.553470][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   18.553735][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   18.554023][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   18.554294][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   18.554563][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   18.554843][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   18.555130][  T166]  __device_attach (drivers/base/dd.c:1101)
[   18.555396][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.555687][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   18.556061][  T166]  ? 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)
[   18.556335][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   18.556610][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   18.556895][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   18.557184][  T166]  device_add (drivers/base/core.c:3706)
[   18.557465][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   18.557803][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   18.558314][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   18.558588][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   18.558923][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.559392][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   18.559746][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   18.560028][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   18.560302][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   18.560777][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   18.561054][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   18.561255][  T166]  new_sync_write (fs/read_write.c:595)
[   18.561525][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.561796][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   18.562298][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.562567][  T166]  ? ksys_write (fs/read_write.c:740)
[   18.562842][  T166]  vfs_write (fs/read_write.c:688)
[   18.563087][  T166]  ksys_write (fs/read_write.c:740)
[   18.563505][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   18.563773][  T166]  ? 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)
[   18.564062][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.564333][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.564813][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.565092][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.565362][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.565693][  T166] RIP: 0033:0x7fd8e6c0c08e
[   18.566233][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.567422][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   18.567842][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   18.568252][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   18.568867][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   18.569277][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   18.569676][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   18.577321][  T166] ------------[ cut here ]------------
| [   18.577624][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   18.578190][  T166] Modules linked in: netdevsim [last unloaded: netdevsim]
| [   18.579018][  T166] Tainted: [W]=WARN
[   18.579184][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.579454][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.579728][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.580661][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   18.581108][  T166] RAX: 00000000ffffffa6 RBX: ff110000027139c0 RCX: 1ff4000000108eef
[   18.581578][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002713a70
[   18.581906][  T166] RBP: ff1100000cbaa000 R08: 1fe22000004e274f R09: ff1100000cab2ef8
[   18.582569][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.582892][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.583394][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   18.583778][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.584073][  T166] CR2: 0000561b078158e0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   18.584546][  T166] PKRU: 55555554
[   18.584701][  T166] Call Trace:
[   18.584856][  T166]  <TASK>
[   18.585048][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   18.585325][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.585757][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   18.585986][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   18.586193][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.586566][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   18.586783][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   18.587011][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.587220][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   18.587579][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   18.587808][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   18.588046][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   18.588316][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   18.588746][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   18.588966][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   18.589251][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   18.589515][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   18.589885][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   18.590105][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   18.590347][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   18.590565][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   18.590878][  T166]  new_sync_write (fs/read_write.c:595)
[   18.591101][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.591312][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   18.591527][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.591879][  T166]  ? ksys_write (fs/read_write.c:740)
[   18.592114][  T166]  vfs_write (fs/read_write.c:688)
[   18.592272][  T166]  ksys_write (fs/read_write.c:740)
[   18.592428][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   18.592784][  T166]  ? 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)
[   18.593004][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.593215][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.593427][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.593786][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.594007][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.594265][  T166] RIP: 0033:0x7fd8e6c0c08e
[   18.594500][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.595412][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   18.595886][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   18.596227][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   18.596542][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   18.596863][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   18.597189][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   18.647184][  T166] ------------[ cut here ]------------
| [   18.647543][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   18.648209][  T166] Modules linked in: netdevsim [last unloaded: netdevsim]
| [   18.649201][  T166] Tainted: [W]=WARN
[   18.649382][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.649678][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.650009][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.650857][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   18.651170][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c6101c0 RCX: 1ff4000000108ed1
[   18.651527][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610270
[   18.651890][  T166] RBP: ff110000104d2000 R08: 1fe22000018c204f R09: ff1100000cab2ef8
[   18.652258][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.652610][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2000
[   18.653032][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   18.653467][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.653767][  T166] CR2: 0000561b078158e0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   18.654134][  T166] PKRU: 55555554
[   18.654311][  T166] Call Trace:
[   18.654491][  T166]  <TASK>
[   18.654614][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.654853][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.655058][  T166]  register_netdevice (net/core/dev.c:11488)
[   18.655295][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   18.655587][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   18.655829][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   18.656149][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   18.656390][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   18.656688][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   18.657001][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.657243][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   18.657479][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   18.657795][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   18.658053][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   18.658350][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   18.658588][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   18.658824][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   18.659072][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   18.659250][  T166]  new_sync_write (fs/read_write.c:595)
[   18.659489][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.659726][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   18.659976][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.660238][  T166]  ? ksys_write (fs/read_write.c:740)
[   18.660491][  T166]  vfs_write (fs/read_write.c:688)
[   18.660672][  T166]  ksys_write (fs/read_write.c:740)
[   18.660852][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   18.661097][  T166]  ? 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)
[   18.661334][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.661578][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.661816][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.662067][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.662305][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.662599][  T166] RIP: 0033:0x7fd8e6c0c08e
[   18.662847][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.663695][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   18.664083][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   18.664435][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   18.664788][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   18.665154][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   18.665510][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   19.015878][  T377] ------------[ cut here ]------------
| [   19.016413][  T377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/377
| [   19.016731][  T377] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: netdevsim]
| [   19.017462][  T377] Tainted: [W]=WARN
[   19.017623][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.017871][  T377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.018158][  T377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.018718][  T377] RSP: 0018:ffa0000000566f70 EFLAGS: 00010286
[   19.018955][  T377] RAX: 00000000ffffffa6 RBX: ff11000002712040 RCX: 1ff40000000acdb4
[   19.019228][  T377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027120f0
[   19.019523][  T377] RBP: ff110000104d2000 R08: 1fe22000004e241f R09: ff11000004da0b80
[   19.019788][  T377] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.020070][  T377] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.020333][  T377] FS:  00007f86b09f1840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   19.020650][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.020878][  T377] CR2: 00007f86b0cc11a0 CR3: 0000000004af5001 CR4: 0000000000771ef0
[   19.021182][  T377] PKRU: 55555554
[   19.021335][  T377] Call Trace:
[   19.021491][  T377]  <TASK>
[   19.021617][  T377]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.021819][  T377]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.022043][  T377]  notifier_call_chain (kernel/notifier.c:85)
[   19.022240][  T377]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   19.022436][  T377]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   19.022637][  T377]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   19.022836][  T377]  netdev_upper_dev_link (net/core/dev.c:8972)
[   19.023047][  T377]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   19.023244][  T377] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   19.023450][  T377]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   19.023653][  T377] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   19.023848][  T377]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   19.024120][  T377]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.024358][  T377]  ? nla_strscpy (lib/nlattr.c:795)
[   19.024594][  T377]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.024794][  T377]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.025019][  T377]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.025226][  T377]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.025424][  T377]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.025622][  T377]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.025819][  T377]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.026034][  T377]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.026231][  T377]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.026422][  T377]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.026615][  T377]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.026812][  T377]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.027025][  T377]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.027218][  T377]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.027419][  T377]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.027614][  T377]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.027817][  T377]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.028030][  T377]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.028234][  T377]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.028434][  T377]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.028627][  T377]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.028820][  T377]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.029042][  T377]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.029233][  T377]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.029429][  T377]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.029646][  T377]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.029839][  T377]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.030072][  T377]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.030330][  T377]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.030526][  T377]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.030721][  T377]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.030923][  T377]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.031139][  T377]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.031364][  T377]  ? move_addr_to_kernel (net/socket.c:258)
[   19.031557][  T377]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.031765][  T377]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.031982][  T377]  ___sys_sendmsg (net/socket.c:2752)
[   19.032180][  T377]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.032410][  T377]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.032614][  T377]  __sys_sendmsg (net/socket.c:2784)
[   19.032806][  T377]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.033030][  T377]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.033264][  T377]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.033457][  T377]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.033650][  T377]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.033842][  T377]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.034058][  T377]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.034251][  T377]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.034489][  T377] RIP: 0033:0x7f86b0c2b08e
[   19.034690][  T377] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.035690][  T377] RSP: 002b:00007ffe09bd8550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.036111][  T377] RAX: ffffffffffffffda RBX: 00007ffe09bd8ce8 RCX: 00007f86b0c2b08e
[   19.036438][  T377] RDX: 0000000000000000 RSI: 00007ffe09bd8600 RDI: 0000000000000005
[   19.036713][  T377] RBP: 00007ffe09bd8560 R08: 0000000000000000 R09: 0000000000000000
[   19.036999][  T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7e
[   19.037265][  T377] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe09bd8cc0
| [   19.039424][  T377] ------------[ cut here ]------------
| [   19.039610][  T377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/377
| [   19.039905][  T377] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: netdevsim]
| [   19.040579][  T377] Tainted: [W]=WARN
[   19.040735][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.041234][  T377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.041512][  T377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.042139][  T377] RSP: 0018:ffa0000000566fd0 EFLAGS: 00010286
[   19.042373][  T377] RAX: 00000000ffffffa6 RBX: ff11000002712640 RCX: 1ff40000000acdc0
[   19.042633][  T377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027126f0
[   19.042891][  T377] RBP: ff11000004aca000 R08: 1fe22000004e24df R09: ff11000004da0b80
[   19.043172][  T377] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.043440][  T377] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004acae04
[   19.043702][  T377] FS:  00007f86b09f1840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   19.044023][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.044254][  T377] CR2: 00007f86b0cc11a0 CR3: 0000000004af5001 CR4: 0000000000771ef0
[   19.044519][  T377] PKRU: 55555554
[   19.044676][  T377] Call Trace:
[   19.044833][  T377]  <TASK>
[   19.044962][  T377]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.045174][  T377]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.045332][  T377]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   19.045530][  T377]  __dev_notify_flags (net/core/dev.c:9787)
[   19.045728][  T377]  ? netif_change_name (net/core/dev.c:1495)
[   19.045928][  T377]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   19.046134][  T377]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   19.046325][  T377]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.046524][  T377] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   19.046725][  T377]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   19.046928][  T377] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   19.047131][  T377]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   19.047329][  T377]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.047520][  T377]  ? nla_strscpy (lib/nlattr.c:795)
[   19.047716][  T377]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.047909][  T377]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.048126][  T377]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.048320][  T377]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.048521][  T377]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.048723][  T377]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.048922][  T377]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.049128][  T377]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.049321][  T377]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.049512][  T377]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.049703][  T377]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.049899][  T377]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.050122][  T377]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.050312][  T377]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.050506][  T377]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.050699][  T377]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.050890][  T377]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.051106][  T377]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.051305][  T377]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.051501][  T377]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.051702][  T377]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.051894][  T377]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.052112][  T377]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.052303][  T377]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.052496][  T377]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.052689][  T377]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.052888][  T377]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.053100][  T377]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.053290][  T377]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.053479][  T377]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.053678][  T377]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.053871][  T377]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.054083][  T377]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.054308][  T377]  ? move_addr_to_kernel (net/socket.c:258)
[   19.054502][  T377]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.054696][  T377]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.054888][  T377]  ___sys_sendmsg (net/socket.c:2752)
[   19.055102][  T377]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.055332][  T377]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.055534][  T377]  __sys_sendmsg (net/socket.c:2784)
[   19.055730][  T377]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.055928][  T377]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.056180][  T377]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.056372][  T377]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.056563][  T377]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.056753][  T377]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.056955][  T377]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.057162][  T377]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.057389][  T377] RIP: 0033:0x7f86b0c2b08e
[   19.057586][  T377] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.058152][  T377] RSP: 002b:00007ffe09bd8550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.058419][  T377] RAX: ffffffffffffffda RBX: 00007ffe09bd8ce8 RCX: 00007f86b0c2b08e
[   19.058679][  T377] RDX: 0000000000000000 RSI: 00007ffe09bd8600 RDI: 0000000000000005
[   19.058951][  T377] RBP: 00007ffe09bd8560 R08: 0000000000000000 R09: 0000000000000000
[   19.059227][  T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7e
[   19.059518][  T377] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe09bd8cc0
| [   19.110880][  T380] ------------[ cut here ]------------
| [   19.111165][  T380] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/380
| [   19.111544][  T380] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: netdevsim]
| [   19.112375][  T380] Tainted: [W]=WARN
[   19.112543][  T380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.112807][  T380] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.113270][  T380] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.114148][  T380] RSP: 0018:ffa00000005b7020 EFLAGS: 00010286
[   19.114418][  T380] RAX: 00000000ffffffa6 RBX: ff1100000cdd6340 RCX: 1ff40000000b6dca
[   19.114871][  T380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd63f0
[   19.115355][  T380] RBP: ff11000004aca000 R08: 1fe22000019bac7f R09: ff11000005008b58
[   19.115664][  T380] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   19.116126][  T380] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   19.116448][  T380] FS:  00007f52cd8b8840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   19.116818][  T380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.117191][  T380] CR2: 000000001eb45988 CR3: 000000000c877001 CR4: 0000000000771ef0
[   19.117509][  T380] PKRU: 55555554
[   19.117668][  T380] Call Trace:
[   19.117826][  T380]  <TASK>
[   19.117941][  T380]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.118226][  T380]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.118386][  T380]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.118593][  T380]  __dev_notify_flags (net/core/dev.c:9787)
[   19.118806][  T380]  ? netif_change_name (net/core/dev.c:1495)
[   19.119029][  T380]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.119242][  T380]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   19.119451][  T380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.119667][  T380]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   19.119883][  T380]  netif_change_flags (net/core/dev.c:9820)
[   19.120110][  T380]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   19.120324][  T380]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.120536][  T380]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.120748][  T380]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.121030][  T380]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.121243][  T380]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.121450][  T380]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.121652][  T380]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.121856][  T380]  ? __kernel_text_address (kernel/extable.c:79)
[   19.122085][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.122309][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.122515][  T380]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.122721][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.122929][  T380]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.123149][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.123358][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.123571][  T380]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.123789][  T380]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   19.124020][  T380]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.124229][  T380]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.124437][  T380]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.124653][  T380]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.124870][  T380]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.125097][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.125307][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.125515][  T380]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.125783][  T380]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.126011][  T380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.126226][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.126434][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.126643][  T380]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.126850][  T380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.127073][  T380]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.127278][  T380]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.127485][  T380]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.127690][  T380]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.127895][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.128120][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.128326][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.128559][  T380]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.128778][  T380]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.129004][  T380]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.129224][  T380]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.129442][  T380]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.129671][  T380]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.129886][  T380]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.130112][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.130324][  T380]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.130536][  T380]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.130748][  T380]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.130976][  T380]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.131189][  T380]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.131395][  T380]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.131657][  T380]  ? move_addr_to_kernel (net/socket.c:258)
[   19.131870][  T380]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.132101][  T380]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.132314][  T380]  ___sys_sendmsg (net/socket.c:2752)
[   19.132520][  T380]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.132781][  T380]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.133030][  T380]  __sys_sendmsg (net/socket.c:2784)
[   19.133238][  T380]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.133444][  T380]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.133711][  T380]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.133920][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.134179][  T380]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.134387][  T380]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.134599][  T380]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.134840][  T380]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.135109][  T380] RIP: 0033:0x7f52cdaf208e
[   19.135328][  T380] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.136090][  T380] RSP: 002b:00007ffe0f45fa90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.136415][  T380] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f52cdaf208e
[   19.136724][  T380] RDX: 0000000000000000 RSI: 00007ffe0f45fb40 RDI: 0000000000000005
[   19.137044][  T380] RBP: 00007ffe0f45faa0 R08: 0000000000000000 R09: 0000000000000000
[   19.137355][  T380] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7e
[   19.137674][  T380] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0f460200
| [   19.260467][  T384] ------------[ cut here ]------------
| [   19.260683][  T384] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: modprobe/384
| [   19.261144][  T384] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim(-) [last unloaded: netdevsim]
| [   19.261877][  T384] Tainted: [W]=WARN
[   19.262071][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.262276][  T384] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.262504][  T384] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.263126][  T384] RSP: 0018:ffa00000005f7558 EFLAGS: 00010286
[   19.263332][  T384] RAX: 00000000ffffffa6 RBX: ff1100000c610ac0 RCX: 1ff40000000bee71
[   19.263579][  T384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610b70
[   19.263826][  T384] RBP: ff11000004aca000 R08: 1fe22000018c216f R09: ff11000004a8aed0
[   19.264092][  T384] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.264335][  T384] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000005f75f8
[   19.264590][  T384] FS:  00007f8a37303bc0(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   19.264875][  T384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.265095][  T384] CR2: 00007f261599d2a0 CR3: 000000000cf9e004 CR4: 0000000000771ef0
[   19.265339][  T384] PKRU: 55555554
[   19.265460][  T384] Call Trace:
[   19.265583][  T384]  <TASK>
[   19.265668][  T384]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.265834][  T384]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.265964][  T384]  netif_close_many (net/core/dev.c:1804)
[   19.266132][  T384]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.266301][  T384]  ? __dev_close_many (net/core/dev.c:1781)
[   19.266461][  T384]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.266663][  T384]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.266867][  T384]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.267066][  T384]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.267272][  T384]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.267440][  T384] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.267650][  T384]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.267817][  T384]  notifier_call_chain (kernel/notifier.c:85)
[   19.268025][  T384]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.268229][  T384]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.268429][  T384]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.268591][  T384]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.268753][  T384]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.268924][  T384]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.269098][  T384]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.269270][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.269431][  T384]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.269596][  T384] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.269766][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.269936][  T384] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.270165][  T384] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   19.270386][  T384] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   19.270570][  T384]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   19.270804][  T384]  bus_remove_device (drivers/base/bus.c:657)
[   19.271016][  T384]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   19.271195][  T384]  ? device_remove_file (drivers/base/core.c:3073)
[   19.271380][  T384]  device_del (drivers/base/core.c:3895)
[   19.271515][  T384]  ? __device_link_del (./include/linux/kobject.h:89)
[   19.271693][  T384]  device_unregister (drivers/base/core.c:3936)
[   19.271877][  T384] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   19.272068][  T384] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   19.272288][  T384]  __do_sys_delete_module (kernel/module/main.c:863)
[   19.272457][  T384]  ? module_flags (kernel/module/main.c:3837)
[   19.272631][  T384]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.272849][  T384]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.273030][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.273205][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.273376][  T384]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.273548][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.273709][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.273918][  T384] RIP: 0033:0x7f8a373fd68b
[   19.274110][  T384] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   19.274719][  T384] RSP: 002b:00007ffc7e5a8338 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   19.274998][  T384] RAX: ffffffffffffffda RBX: 0000561da9c01710 RCX: 00007f8a373fd68b
[   19.275257][  T384] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000561da9c01770
[   19.275508][  T384] RBP: 00007ffc7e5a8360 R08: 0000000000000000 R09: 0000000000000000
[   19.275766][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   19.276024][  T384] R13: 0000561da9c01710 R14: 0000000000000000 R15: 0000000000000000
| [   19.281726][  T384] ------------[ cut here ]------------
| [   19.281922][  T384] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: modprobe/384
| [   19.282262][  T384] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim(-) [last unloaded: netdevsim]
| [   19.283087][  T384] Tainted: [W]=WARN
[   19.283215][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.283426][  T384] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.283647][  T384] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.284229][  T384] RSP: 0018:ffa00000005f7688 EFLAGS: 00010286
[   19.284435][  T384] RAX: 00000000ffffffa6 RBX: ff11000008b52dc0 RCX: 1ff40000000bee97
[   19.284680][  T384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52e70
[   19.284934][  T384] RBP: ff11000004aca000 R08: 1fe220000116a5cf R09: ff11000004a8aed0
[   19.285183][  T384] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.285423][  T384] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.285667][  T384] FS:  00007f8a37303bc0(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   19.285985][  T384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.286192][  T384] CR2: 00007f261599d2a0 CR3: 000000000cf9e004 CR4: 0000000000771ef0
[   19.286435][  T384] PKRU: 55555554
[   19.286556][  T384] Call Trace:
[   19.286679][  T384]  <TASK>
[   19.286763][  T384]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.286981][  T384]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.287183][  T384]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.287355][  T384] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.287556][  T384]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.287723][  T384]  notifier_call_chain (kernel/notifier.c:85)
[   19.287892][  T384]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.288775][  T384]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.289102][  T384]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.289268][  T384]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.289428][  T384]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.289589][  T384]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.289756][  T384]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.289921][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.290162][  T384]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.290418][  T384] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.290591][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.290752][  T384] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.290960][  T384] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   19.291240][  T384] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   19.291406][  T384]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   19.291609][  T384]  bus_remove_device (drivers/base/bus.c:657)
[   19.291771][  T384]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   19.291938][  T384]  ? device_remove_file (drivers/base/core.c:3073)
[   19.292169][  T384]  device_del (drivers/base/core.c:3895)
[   19.292292][  T384]  ? __device_link_del (./include/linux/kobject.h:89)
[   19.292457][  T384]  device_unregister (drivers/base/core.c:3936)
[   19.292622][  T384] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   19.292788][  T384] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   19.293071][  T384]  __do_sys_delete_module (kernel/module/main.c:863)
[   19.293258][  T384]  ? module_flags (kernel/module/main.c:3837)
[   19.293419][  T384]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.293624][  T384]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.293789][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.293962][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.294192][  T384]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.294360][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.294533][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.294737][  T384] RIP: 0033:0x7f8a373fd68b
[   19.294906][  T384] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   19.295585][  T384] RSP: 002b:00007ffc7e5a8338 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   19.295834][  T384] RAX: ffffffffffffffda RBX: 0000561da9c01710 RCX: 00007f8a373fd68b
[   19.296154][  T384] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000561da9c01770
[   19.296398][  T384] RBP: 00007ffc7e5a8360 R08: 0000000000000000 R09: 0000000000000000
[   19.296645][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   19.296890][  T384] R13: 0000561da9c01710 R14: 0000000000000000 R15: 0000000000000000
| [   19.311422][  T384] ------------[ cut here ]------------
| [   19.311705][  T384] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: modprobe/384
| [   19.312190][  T384] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim(-) [last unloaded: netdevsim]
| [   19.313132][  T384] Tainted: [W]=WARN
[   19.313304][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.313606][  T384] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.313897][  T384] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.314723][  T384] RSP: 0018:ffa00000005f78c8 EFLAGS: 00010286
[   19.315012][  T384] RAX: 00000000ffffffa6 RBX: ff11000008b52340 RCX: 1ff40000000beedf
[   19.315342][  T384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b523f0
[   19.315676][  T384] RBP: ff110000104d2000 R08: 1fe220000116a47f R09: ff11000004a8aed0
[   19.316015][  T384] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.316347][  T384] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.316690][  T384] FS:  00007f8a37303bc0(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   19.317091][  T384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.317374][  T384] CR2: 0000561b07814d5c CR3: 000000000cf9e001 CR4: 0000000000771ef0
[   19.317710][  T384] PKRU: 55555554
[   19.317879][  T384] Call Trace:
[   19.318067][  T384]  <TASK>
[   19.318186][  T384]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.318465][  T384]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.318734][  T384]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.318963][  T384]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.319188][  T384]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.319410][  T384]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.319633][  T384]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.319903][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.320146][  T384]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.320385][  T384] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.320648][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.320899][  T384] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.321217][  T384] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   19.321514][  T384] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   19.321758][  T384]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   19.322095][  T384]  bus_remove_device (drivers/base/bus.c:657)
[   19.322357][  T384]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   19.322605][  T384]  ? device_remove_file (drivers/base/core.c:3073)
[   19.322854][  T384]  device_del (drivers/base/core.c:3895)
[   19.323054][  T384]  ? __device_link_del (./include/linux/kobject.h:89)
[   19.323301][  T384]  device_unregister (drivers/base/core.c:3936)
[   19.323531][  T384] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   19.323766][  T384] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   19.324060][  T384]  __do_sys_delete_module (kernel/module/main.c:863)
[   19.324288][  T384]  ? module_flags (kernel/module/main.c:3837)
[   19.324513][  T384]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.324809][  T384]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.325048][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.325273][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.325501][  T384]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.325726][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.325957][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.326246][  T384] RIP: 0033:0x7f8a373fd68b
[   19.326506][  T384] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   19.327361][  T384] RSP: 002b:00007ffc7e5a8338 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   19.327706][  T384] RAX: ffffffffffffffda RBX: 0000561da9c01710 RCX: 00007f8a373fd68b
[   19.328070][  T384] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000561da9c01770
[   19.328405][  T384] RBP: 00007ffc7e5a8360 R08: 0000000000000000 R09: 0000000000000000
[   19.328817][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   19.329168][  T384] R13: 0000561da9c01710 R14: 0000000000000000 R15: 0000000000000000
| [   19.562249][  T166] ------------[ cut here ]------------
| [   19.562642][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   19.563276][  T166] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.564443][  T166] Tainted: [W]=WARN
[   19.564650][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.565006][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.565354][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.566323][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   19.566668][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b5eaf40 RCX: 1ff4000000108e65
[   19.567102][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eaff0
[   19.567611][  T166] RBP: ff1100000d9fa000 R08: 1fe22000016bd5ff R09: ff1100000cab2f48
[   19.568028][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.568439][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fa000
[   19.568854][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   19.569335][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.569673][  T166] CR2: 0000561b078158e0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   19.570098][  T166] PKRU: 55555554
[   19.570297][  T166] Call Trace:
[   19.570498][  T166]  <TASK>
[   19.570638][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.570919][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.571132][  T166]  register_netdevice (net/core/dev.c:11488)
[   19.571402][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   19.571729][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   19.572018][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   19.572364][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   19.572638][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   19.572993][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   19.573261][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   19.573600][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   19.573869][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   19.574091][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.574366][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   19.574728][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   19.575035][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   19.575304][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   19.575571][  T166]  really_probe (drivers/base/dd.c:709)
[   19.575842][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   19.576123][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   19.576397][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   19.576666][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   19.576940][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   19.577218][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   19.577493][  T166]  __device_attach (drivers/base/dd.c:1101)
[   19.577756][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.578034][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   19.578369][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.578652][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   19.578930][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   19.579204][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   19.579474][  T166]  device_add (drivers/base/core.c:3706)
[   19.579743][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   19.580085][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   19.580349][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   19.580619][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   19.580960][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.581239][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   19.581570][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.581838][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.582126][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.582389][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.582654][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.582856][  T166]  new_sync_write (fs/read_write.c:595)
[   19.583132][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.583396][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.583662][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.583929][  T166]  ? ksys_write (fs/read_write.c:740)
[   19.584211][  T166]  vfs_write (fs/read_write.c:688)
[   19.584414][  T166]  ksys_write (fs/read_write.c:740)
[   19.584617][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.584875][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.585152][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.585426][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.585683][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.585978][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.586239][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.586562][  T166] RIP: 0033:0x7fd8e6c0c08e
[   19.586838][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.587799][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.588239][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   19.588686][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   19.589095][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   19.589492][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   19.589893][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   19.597115][  T166] ------------[ cut here ]------------
| [   19.597431][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   19.598315][  T166] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.600077][  T166] Tainted: [W]=WARN
[   19.600329][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.600788][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.601282][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.602731][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   19.603139][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a8f40 RCX: 1ff4000000108eef
[   19.603590][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8ff0
[   19.603935][  T166] RBP: ff1100000d9fa000 R08: 1fe22000012151ff R09: ff1100000cab2ef8
[   19.604395][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.604727][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.605171][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   19.605562][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.605840][  T166] CR2: 0000561b078158e0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   19.606281][  T166] PKRU: 55555554
[   19.606448][  T166] Call Trace:
[   19.606615][  T166]  <TASK>
[   19.606732][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.607279][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.607572][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.607801][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.608136][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.608364][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.608598][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.608826][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.609158][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.609392][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.609637][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   19.609866][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.610413][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.610705][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.610949][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.611273][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.611549][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.611787][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.612118][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.612334][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.612562][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.612739][  T166]  new_sync_write (fs/read_write.c:595)
[   19.612965][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.613286][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.613510][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.613728][  T166]  ? ksys_write (fs/read_write.c:740)
[   19.614231][  T166]  vfs_write (fs/read_write.c:688)
[   19.614401][  T166]  ksys_write (fs/read_write.c:740)
[   19.614558][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.614766][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.615092][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.615303][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.615510][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.615733][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.615958][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.616484][  T166] RIP: 0033:0x7fd8e6c0c08e
[   19.616708][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.617558][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.617895][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   19.618309][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   19.618634][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   19.618956][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.619370][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   19.676569][  T166] ------------[ cut here ]------------
| [   19.677056][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   19.677603][  T166] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.678686][  T166] Tainted: [W]=WARN
[   19.678860][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.679187][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.679492][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.680342][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   19.680637][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a8040 RCX: 1ff4000000108ed1
[   19.680990][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a80f0
[   19.681336][  T166] RBP: ff1100000d8f2000 R08: 1fe220000121501f R09: ff1100000cab2ef8
[   19.681678][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.682095][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8f2000
[   19.682455][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   19.682858][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.683160][  T166] CR2: 00007ffe866f5ff8 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   19.683513][  T166] PKRU: 55555554
[   19.683692][  T166] Call Trace:
[   19.683869][  T166]  <TASK>
[   19.684001][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.684250][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.684426][  T166]  register_netdevice (net/core/dev.c:11488)
[   19.684658][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   19.684975][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   19.685214][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   19.685513][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   19.685746][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   19.686049][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   19.686373][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.686607][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.686837][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   19.687135][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   19.687366][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   19.687653][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.687883][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.688130][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.688356][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.688531][  T166]  new_sync_write (fs/read_write.c:595)
[   19.688765][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.689005][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.689215][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.689434][  T166]  ? ksys_write (fs/read_write.c:740)
[   19.689667][  T166]  vfs_write (fs/read_write.c:688)
[   19.689834][  T166]  ksys_write (fs/read_write.c:740)
[   19.690011][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.690228][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.690440][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.690665][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.690885][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.691122][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.691350][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.691661][  T166] RIP: 0033:0x7fd8e6c0c08e
[   19.691918][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.692758][  T166] RSP: 002b:00007ffe866f5910 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.693118][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   19.693454][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   19.693794][  T166] RBP: 00007ffe866f5920 R08: 0000000000000000 R09: 0000000000000000
[   19.694147][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.694494][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   19.923599][  T394] ------------[ cut here ]------------
| [   19.923884][  T394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/394
| [   19.925062][  T394] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.925759][  T394] Tainted: [W]=WARN
[   19.925880][  T394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.926132][  T394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.926325][  T394] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.926840][  T394] RSP: 0018:ffa0000000637020 EFLAGS: 00010286
[   19.927104][  T394] RAX: 00000000ffffffa6 RBX: ff1100000b5ebb40 RCX: 1ff40000000c6dca
[   19.927314][  T394] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5ebbf0
[   19.927524][  T394] RBP: ff1100000d8f2000 R08: 1fe22000016bd77f R09: ff1100000c845180
[   19.927735][  T394] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   19.927954][  T394] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   19.928269][  T394] FS:  00007ff71e2f2840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   19.928550][  T394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.928729][  T394] CR2: 00007ff71e5c21a0 CR3: 0000000004ab2005 CR4: 0000000000771ef0
[   19.928954][  T394] PKRU: 55555554
[   19.929072][  T394] Call Trace:
[   19.929185][  T394]  <TASK>
[   19.929263][  T394]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   19.929413][  T394]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.929561][  T394]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.929673][  T394]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.929818][  T394]  __dev_notify_flags (net/core/dev.c:9787)
[   19.929981][  T394]  ? netif_change_name (net/core/dev.c:1495)
[   19.930149][  T394]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.930299][  T394]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   19.930486][  T394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.930641][  T394]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   19.930795][  T394]  netif_change_flags (net/core/dev.c:9820)
[   19.930948][  T394]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.931095][  T394]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.931236][  T394]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.931411][  T394]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.931550][  T394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.931692][  T394]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.931828][  T394]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.932020][  T394]  ? __kernel_text_address (kernel/extable.c:79)
[   19.932168][  T394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.932310][  T394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.932448][  T394]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.932588][  T394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.932731][  T394]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.932869][  T394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.933018][  T394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.933159][  T394]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.933302][  T394]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   19.933443][  T394]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.933585][  T394]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.933729][  T394]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.933874][  T394]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.934028][  T394]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.934168][  T394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.934315][  T394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.934455][  T394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.934593][  T394]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.934730][  T394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.934870][  T394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.935018][  T394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.935156][  T394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.935296][  T394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.935434][  T394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.935580][  T394]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.935718][  T394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.935859][  T394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.936020][  T394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.936175][  T394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.936312][  T394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.936451][  T394]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.936589][  T394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.936728][  T394]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.936867][  T394]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.937040][  T394]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.937190][  T394]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.937351][  T394]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.937489][  T394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.937629][  T394]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.937768][  T394]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.937947][  T394]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.938101][  T394]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.938242][  T394]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.938378][  T394]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.938553][  T394]  ? move_addr_to_kernel (net/socket.c:258)
[   19.938692][  T394]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.938828][  T394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.938980][  T394]  ___sys_sendmsg (net/socket.c:2752)
[   19.939119][  T394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.939306][  T394]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.939459][  T394]  __sys_sendmsg (net/socket.c:2784)
[   19.939600][  T394]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.939737][  T394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.939912][  T394]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.940063][  T394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.940202][  T394]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.940395][  T394]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.940578][  T394]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.940719][  T394]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.940892][  T394] RIP: 0033:0x7ff71e52c08e
[   19.941061][  T394] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.941694][  T394] RSP: 002b:00007fffe3f5fcb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.941910][  T394] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff71e52c08e
[   19.942135][  T394] RDX: 0000000000000000 RSI: 00007fffe3f5fd60 RDI: 0000000000000005
[   19.942349][  T394] RBP: 00007fffe3f5fcc0 R08: 0000000000000000 R09: 0000000000000000
[   19.942558][  T394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   19.942769][  T394] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe3f60420
| [   19.992882][  T396] ------------[ cut here ]------------
| [   19.993802][  T396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/396
| [   19.994129][  T396] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.994718][  T396] Tainted: [W]=WARN
[   19.994833][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.995036][  T396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.995261][  T396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.995821][  T396] RSP: 0018:ffa0000000626f70 EFLAGS: 00010286
[   19.996035][  T396] RAX: 00000000ffffffa6 RBX: ff11000008a9a040 RCX: 1ff40000000c4db4
[   19.996271][  T396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9a0f0
[   19.996503][  T396] RBP: ff1100000d8f2000 R08: 1fe220000115341f R09: ff1100000c6b5180
[   19.996745][  T396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   19.996987][  T396] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.997252][  T396] FS:  00007f5f625a4840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   19.997511][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.997699][  T396] CR2: 0000000011d96a28 CR3: 0000000010716001 CR4: 0000000000771ef0
[   19.997929][  T396] PKRU: 55555554
[   19.998049][  T396] Call Trace:
[   19.998161][  T396]  <TASK>
[   19.998239][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.998390][  T396]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.998535][  T396]  notifier_call_chain (kernel/notifier.c:85)
[   19.998686][  T396]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   19.998834][  T396]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   19.999005][  T396]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   19.999155][  T396]  netdev_upper_dev_link (net/core/dev.c:8972)
[   19.999303][  T396]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   19.999457][  T396] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   19.999610][  T396]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   19.999760][  T396] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   19.999910][  T396]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.000075][  T396]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.000222][  T396]  ? nla_strscpy (lib/nlattr.c:795)
[   20.000389][  T396]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.000551][  T396]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.000701][  T396]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.000847][  T396]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.001019][  T396]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.001176][  T396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.001347][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.001514][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.001661][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.001811][  T396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.001986][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.002138][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.002287][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.002438][  T396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.002587][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.002731][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.002890][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.003052][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.003198][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.003367][  T396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.003513][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.003659][  T396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.003815][  T396]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.003987][  T396]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.004136][  T396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.004282][  T396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.004433][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.004585][  T396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.004752][  T396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.004903][  T396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.005071][  T396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.005221][  T396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.005368][  T396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.005549][  T396]  ? move_addr_to_kernel (net/socket.c:258)
[   20.005695][  T396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.005871][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.006085][  T396]  ___sys_sendmsg (net/socket.c:2752)
[   20.006233][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.006417][  T396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.006604][  T396]  __sys_sendmsg (net/socket.c:2784)
[   20.006761][  T396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.006905][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.007101][  T396]  ? 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)
[   20.007248][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.007394][  T396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.007557][  T396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.007717][  T396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.007871][  T396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.008069][  T396] RIP: 0033:0x7f5f627de08e
[   20.008224][  T396] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.008754][  T396] RSP: 002b:00007fffc642fa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.009005][  T396] RAX: ffffffffffffffda RBX: 00007fffc64301f8 RCX: 00007f5f627de08e
[   20.009231][  T396] RDX: 0000000000000000 RSI: 00007fffc642fb10 RDI: 0000000000000005
[   20.009554][  T396] RBP: 00007fffc642fa70 R08: 0000000000000000 R09: 0000000000000000
[   20.009895][  T396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.010247][  T396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc64301d0
| [   20.012228][  T396] ------------[ cut here ]------------
| [   20.012374][  T396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/396
| [   20.012629][  T396] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.013253][  T396] Tainted: [W]=WARN
[   20.013364][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.013551][  T396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.013742][  T396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.014270][  T396] RSP: 0018:ffa0000000626fd0 EFLAGS: 00010286
[   20.014453][  T396] RAX: 00000000ffffffa6 RBX: ff11000008a9b540 RCX: 1ff40000000c4dc0
[   20.014668][  T396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9b5f0
[   20.014884][  T396] RBP: ff1100000c472000 R08: 1fe22000011536bf R09: ff1100000c6b5180
[   20.015115][  T396] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.015331][  T396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c472e04
[   20.015549][  T396] FS:  00007f5f625a4840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   20.015817][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.016022][  T396] CR2: 0000000011d96a28 CR3: 0000000010716001 CR4: 0000000000771ef0
[   20.016242][  T396] PKRU: 55555554
[   20.016353][  T396] Call Trace:
[   20.016466][  T396]  <TASK>
[   20.016545][  T396]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.016715][  T396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.016829][  T396]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.016986][  T396]  __dev_notify_flags (net/core/dev.c:9787)
[   20.017192][  T396]  ? netif_change_name (net/core/dev.c:1495)
[   20.017390][  T396]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.017539][  T396]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.017687][  T396]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.017832][  T396] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.017998][  T396]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.018151][  T396] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.018301][  T396]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.018451][  T396]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.018625][  T396]  ? nla_strscpy (lib/nlattr.c:795)
[   20.018773][  T396]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.018925][  T396]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.019080][  T396]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.019228][  T396]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.019379][  T396]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.019527][  T396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.019675][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.019822][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.019980][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.020126][  T396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.020271][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.020426][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.020573][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.020725][  T396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.020868][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.021031][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.021176][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.021341][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.021492][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.021641][  T396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.021792][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.021953][  T396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.022122][  T396]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.022336][  T396]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.022547][  T396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.022697][  T396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.022850][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.023015][  T396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.023162][  T396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.023311][  T396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.023464][  T396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.023611][  T396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.023756][  T396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.023942][  T396]  ? move_addr_to_kernel (net/socket.c:258)
[   20.024104][  T396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.024276][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.024422][  T396]  ___sys_sendmsg (net/socket.c:2752)
[   20.024565][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.024749][  T396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.024906][  T396]  __sys_sendmsg (net/socket.c:2784)
[   20.025065][  T396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.025212][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.025395][  T396]  ? 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)
[   20.025541][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.025688][  T396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.025836][  T396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.025989][  T396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.026136][  T396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.026319][  T396] RIP: 0033:0x7f5f627de08e
[   20.026484][  T396] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.027015][  T396] RSP: 002b:00007fffc642fa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.027237][  T396] RAX: ffffffffffffffda RBX: 00007fffc64301f8 RCX: 00007f5f627de08e
[   20.027456][  T396] RDX: 0000000000000000 RSI: 00007fffc642fb10 RDI: 0000000000000005
[   20.027671][  T396] RBP: 00007fffc642fa70 R08: 0000000000000000 R09: 0000000000000000
[   20.027891][  T396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.028168][  T396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc64301d0
| [   20.055631][  T397] ------------[ cut here ]------------
| [   20.055857][  T397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/397
| [   20.056173][  T397] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.056820][  T397] Tainted: [W]=WARN
[   20.056994][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.057234][  T397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.057467][  T397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.058385][  T397] RSP: 0018:ffa0000000697020 EFLAGS: 00010286
[   20.058618][  T397] RAX: 00000000ffffffa6 RBX: ff1100000a3a3cc0 RCX: 1ff40000000d2dca
[   20.058882][  T397] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a3d70
[   20.059153][  T397] RBP: ff1100000c472000 R08: 1fe22000014747af R09: ff1100000cab5158
[   20.059405][  T397] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.059656][  T397] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.059910][  T397] FS:  00007f06dc35a840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.060223][  T397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.060448][  T397] CR2: 000000001dfbb988 CR3: 00000000105ca003 CR4: 0000000000771ef0
[   20.060702][  T397] PKRU: 55555554
[   20.060851][  T397] Call Trace:
[   20.061019][  T397]  <TASK>
[   20.061141][  T397]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.061337][  T397]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.061489][  T397]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.061751][  T397]  __dev_notify_flags (net/core/dev.c:9787)
[   20.061999][  T397]  ? netif_change_name (net/core/dev.c:1495)
[   20.062205][  T397]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.062445][  T397]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.062650][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.062839][  T397]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   20.063052][  T397]  netif_change_flags (net/core/dev.c:9820)
[   20.063239][  T397]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.063448][  T397]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.063639][  T397]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.063825][  T397]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.064068][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.064254][  T397]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.064440][  T397]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.064627][  T397]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.064844][  T397]  ? __kernel_text_address (kernel/extable.c:79)
[   20.065052][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.065241][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.065425][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.065621][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.065806][  T397]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.066013][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.066199][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.066389][  T397]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.066581][  T397]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   20.066766][  T397]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.066965][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.067176][  T397]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.067372][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.067560][  T397]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.067747][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.067936][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.068135][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.068318][  T397]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.068506][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.068707][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.068894][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.069099][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.069291][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.069476][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.069667][  T397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.069855][  T397]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.070067][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.070256][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.070444][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.070628][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.070814][  T397]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.071016][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.071209][  T397]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.071398][  T397]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.071585][  T397]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.071773][  T397]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.071981][  T397]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.072169][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.072374][  T397]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.072566][  T397]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.072758][  T397]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.072958][  T397]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.073157][  T397]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.073341][  T397]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.073559][  T397]  ? move_addr_to_kernel (net/socket.c:258)
[   20.073759][  T397]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.073966][  T397]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.074170][  T397]  ___sys_sendmsg (net/socket.c:2752)
[   20.074353][  T397]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.074575][  T397]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.074771][  T397]  __sys_sendmsg (net/socket.c:2784)
[   20.074961][  T397]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.075156][  T397]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.075379][  T397]  ? 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)
[   20.075566][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.075759][  T397]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.075983][  T397]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.076169][  T397]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.076355][  T397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.076571][  T397] RIP: 0033:0x7f06dc59408e
[   20.076763][  T397] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.077311][  T397] RSP: 002b:00007ffd74f7dd00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.077565][  T397] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f06dc59408e
[   20.077837][  T397] RDX: 0000000000000000 RSI: 00007ffd74f7ddb0 RDI: 0000000000000005
[   20.078136][  T397] RBP: 00007ffd74f7dd10 R08: 0000000000000000 R09: 0000000000000000
[   20.078398][  T397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.078653][  T397] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd74f7e470
| [   20.177883][  T404] ------------[ cut here ]------------
| [   20.179003][  T404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/404
| [   20.179385][  T404] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.180062][  T404] Tainted: [W]=WARN
[   20.180224][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.180463][  T404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.180709][  T404] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.181416][  T404] RSP: 0018:ffa0000000716f70 EFLAGS: 00010286
[   20.181683][  T404] RAX: 00000000ffffffa6 RBX: ff110000090a8dc0 RCX: 1ff40000000e2db4
[   20.181953][  T404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8e70
[   20.182239][  T404] RBP: ff1100000d8f2000 R08: 1fe22000012151cf R09: ff11000004f2d180
[   20.182508][  T404] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   20.182774][  T404] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   20.183064][  T404] FS:  00007f8fd5c41840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.183371][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.183604][  T404] CR2: 00007f8fd5f111a0 CR3: 000000000501e005 CR4: 0000000000771ef0
[   20.183875][  T404] PKRU: 55555554
[   20.184054][  T404] Call Trace:
[   20.184215][  T404]  <TASK>
[   20.184340][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.184540][  T404]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.184740][  T404]  notifier_call_chain (kernel/notifier.c:85)
[   20.184948][  T404]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.185162][  T404]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.185361][  T404]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.185582][  T404]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.185777][  T404]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.185998][  T404] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.186203][  T404]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.186402][  T404] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.186602][  T404]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.186823][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.187046][  T404]  ? nla_strscpy (lib/nlattr.c:795)
[   20.187269][  T404]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.187471][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.187668][  T404]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.187864][  T404]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.188106][  T404]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.188308][  T404]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.188505][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.188706][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.188925][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.189135][  T404]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.189331][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.189534][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.189772][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.189995][  T404]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.190195][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.190391][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.190588][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.190801][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.191016][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.191214][  T404]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.191425][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.191698][  T404]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.191900][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.192158][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.192358][  T404]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.192557][  T404]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.192751][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.192960][  T404]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.193235][  T404]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.193457][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.193659][  T404]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.193860][  T404]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.194079][  T404]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.194329][  T404]  ? move_addr_to_kernel (net/socket.c:258)
[   20.194544][  T404]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.194756][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.194964][  T404]  ___sys_sendmsg (net/socket.c:2752)
[   20.195197][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.195440][  T404]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.195648][  T404]  __sys_sendmsg (net/socket.c:2784)
[   20.195848][  T404]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.196086][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.196322][  T404]  ? 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)
[   20.196533][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.196731][  T404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.196936][  T404]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.197146][  T404]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.197347][  T404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.197582][  T404] RIP: 0033:0x7f8fd5e7b08e
[   20.197786][  T404] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.198390][  T404] RSP: 002b:00007ffc7243dfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.198661][  T404] RAX: ffffffffffffffda RBX: 00007ffc7243e758 RCX: 00007f8fd5e7b08e
[   20.198941][  T404] RDX: 0000000000000000 RSI: 00007ffc7243e070 RDI: 0000000000000005
[   20.199232][  T404] RBP: 00007ffc7243dfd0 R08: 0000000000000000 R09: 0000000000000000
[   20.199503][  T404] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.199784][  T404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7243e730
| [   20.202111][  T404] ------------[ cut here ]------------
| [   20.202341][  T404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/404
| [   20.202642][  T404] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.203596][  T404] Tainted: [W]=WARN
[   20.203756][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.204007][  T404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.204350][  T404] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.205136][  T404] RSP: 0018:ffa0000000716fd0 EFLAGS: 00010286
[   20.205374][  T404] RAX: 00000000ffffffa6 RBX: ff11000008a9b240 RCX: 1ff40000000e2dc0
[   20.205641][  T404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9b2f0
[   20.205908][  T404] RBP: ff1100000cbaa000 R08: 1fe220000115365f R09: ff11000004f2d180
[   20.206213][  T404] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   20.206513][  T404] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   20.206779][  T404] FS:  00007f8fd5c41840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.207109][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.207342][  T404] CR2: 00007f8fd5f111a0 CR3: 000000000501e005 CR4: 0000000000771ef0
[   20.207612][  T404] PKRU: 55555554
[   20.207771][  T404] Call Trace:
[   20.207956][  T404]  <TASK>
[   20.208132][  T404]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.208373][  T404]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.208538][  T404]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.208735][  T404]  __dev_notify_flags (net/core/dev.c:9787)
[   20.208992][  T404]  ? netif_change_name (net/core/dev.c:1495)
[   20.209229][  T404]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.209450][  T404]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.209647][  T404]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.209847][  T404] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.210081][  T404]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.210282][  T404] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.210491][  T404]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.210691][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.210886][  T404]  ? nla_strscpy (lib/nlattr.c:795)
[   20.211105][  T404]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.211303][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.211494][  T404]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.211690][  T404]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.211951][  T404]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.212227][  T404]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.212432][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.212626][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.212824][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.213063][  T404]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.213294][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.213570][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.213767][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.213989][  T404]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.214184][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.214402][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.214646][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.214931][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.215385][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.215633][  T404]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.215828][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.216047][  T404]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.216345][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.216544][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.216740][  T404]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.216941][  T404]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.217149][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.217465][  T404]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.217662][  T404]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.218002][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.218302][  T404]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.218517][  T404]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.218716][  T404]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.218956][  T404]  ? move_addr_to_kernel (net/socket.c:258)
[   20.219265][  T404]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.219471][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.219673][  T404]  ___sys_sendmsg (net/socket.c:2752)
[   20.219864][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.220227][  T404]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.220434][  T404]  __sys_sendmsg (net/socket.c:2784)
[   20.220631][  T404]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.221033][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.221284][  T404]  ? 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)
[   20.221481][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.221678][  T404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.221876][  T404]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.222107][  T404]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.222303][  T404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.222533][  T404] RIP: 0033:0x7f8fd5e7b08e
[   20.222734][  T404] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.223433][  T404] RSP: 002b:00007ffc7243dfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.223728][  T404] RAX: ffffffffffffffda RBX: 00007ffc7243e758 RCX: 00007f8fd5e7b08e
[   20.224019][  T404] RDX: 0000000000000000 RSI: 00007ffc7243e070 RDI: 0000000000000005
[   20.224283][  T404] RBP: 00007ffc7243dfd0 R08: 0000000000000000 R09: 0000000000000000
[   20.224546][  T404] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.224907][  T404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7243e730
| [   20.269448][  T405] ------------[ cut here ]------------
| [   20.269634][  T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/405
| [   20.269892][  T405] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.270472][  T405] Tainted: [W]=WARN
[   20.270601][  T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.270777][  T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.270963][  T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.271458][  T405] RSP: 0018:ffa0000000597020 EFLAGS: 00010286
[   20.271650][  T405] RAX: 00000000ffffffa6 RBX: ff11000008b524c0 RCX: 1ff40000000b2dca
[   20.271914][  T405] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52570
[   20.272136][  T405] RBP: ff1100000cbaa000 R08: 1fe220000116a4af R09: ff11000004da5158
[   20.272338][  T405] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   20.272540][  T405] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.272748][  T405] FS:  00007f417662b840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   20.272999][  T405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.273172][  T405] CR2: 00000000384f9988 CR3: 000000000c6e7006 CR4: 0000000000771ef0
[   20.273373][  T405] PKRU: 55555554
[   20.273477][  T405] Call Trace:
[   20.273586][  T405]  <TASK>
[   20.273656][  T405]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.273796][  T405]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.273900][  T405]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.274067][  T405]  __dev_notify_flags (net/core/dev.c:9787)
[   20.274204][  T405]  ? netif_change_name (net/core/dev.c:1495)
[   20.274341][  T405]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.274486][  T405]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.274622][  T405]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.274764][  T405]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   20.274904][  T405]  netif_change_flags (net/core/dev.c:9820)
[   20.275068][  T405]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.275202][  T405]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.275345][  T405]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.275479][  T405]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.275646][  T405]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.275778][  T405]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.275922][  T405]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.276061][  T405]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.276195][  T405]  ? __kernel_text_address (kernel/extable.c:79)
[   20.276329][  T405]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.276469][  T405]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.276603][  T405]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.276741][  T405]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.276876][  T405]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.277023][  T405]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.277155][  T405]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.277288][  T405]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.277424][  T405]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   20.277562][  T405]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.277698][  T405]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.277839][  T405]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.277996][  T405]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.278138][  T405]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.278274][  T405]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.278407][  T405]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.278548][  T405]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.278688][  T405]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.278824][  T405]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.278976][  T405]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.279117][  T405]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.279254][  T405]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.279388][  T405]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.279526][  T405]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.279661][  T405]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.279797][  T405]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.279950][  T405]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.280093][  T405]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.280230][  T405]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.280369][  T405]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.280509][  T405]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.280664][  T405]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.280800][  T405]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.280946][  T405]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.281088][  T405]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.281234][  T405]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.281370][  T405]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.281507][  T405]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.281651][  T405]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.281788][  T405]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.281931][  T405]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.282092][  T405]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.282227][  T405]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.282360][  T405]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.282527][  T405]  ? move_addr_to_kernel (net/socket.c:258)
[   20.282662][  T405]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.282796][  T405]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.282937][  T405]  ___sys_sendmsg (net/socket.c:2752)
[   20.283078][  T405]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.283245][  T405]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.283390][  T405]  __sys_sendmsg (net/socket.c:2784)
[   20.283524][  T405]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.283658][  T405]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.283826][  T405]  ? 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)
[   20.283966][  T405]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.284105][  T405]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.284240][  T405]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.284375][  T405]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.284511][  T405]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.284678][  T405] RIP: 0033:0x7f417686508e
[   20.284820][  T405] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.285310][  T405] RSP: 002b:00007fff3ccfb8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.285517][  T405] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f417686508e
[   20.285715][  T405] RDX: 0000000000000000 RSI: 00007fff3ccfb960 RDI: 0000000000000005
[   20.285915][  T405] RBP: 00007fff3ccfb8c0 R08: 0000000000000000 R09: 0000000000000000
[   20.286128][  T405] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.286332][  T405] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3ccfc020
| [   20.424205][  T416] ------------[ cut here ]------------
| [   20.424500][  T416] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/416
| [   20.424967][  T416] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.425930][  T416] Tainted: [W]=WARN
[   20.426114][  T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.426402][  T416] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.426699][  T416] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.427519][  T416] RSP: 0018:ffa0000000686f70 EFLAGS: 00010286
[   20.427808][  T416] RAX: 00000000ffffffa6 RBX: ff1100000bf1c1c0 RCX: 1ff40000000d0db4
[   20.428171][  T416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1c270
[   20.428512][  T416] RBP: ff1100000d8f2000 R08: 1fe22000017e384f R09: ff1100000cd2d180
[   20.428845][  T416] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   20.429198][  T416] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   20.429541][  T416] FS:  00007ff360895840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   20.430240][  T416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.430530][  T416] CR2: 00000000399e6a28 CR3: 000000001147f004 CR4: 0000000000771ef0
[   20.430876][  T416] PKRU: 55555554
[   20.431063][  T416] Call Trace:
[   20.431231][  T416]  <TASK>
[   20.431348][  T416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.431576][  T416]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.431803][  T416]  notifier_call_chain (kernel/notifier.c:85)
[   20.432055][  T416]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.432283][  T416]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.432517][  T416]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.432749][  T416]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.432989][  T416]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.433218][  T416] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.433454][  T416]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.433689][  T416] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.433980][  T416]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.434225][  T416]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.434452][  T416]  ? nla_strscpy (lib/nlattr.c:795)
[   20.434679][  T416]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.434907][  T416]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.435140][  T416]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.435363][  T416]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.435605][  T416]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.435840][  T416]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.436084][  T416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.436311][  T416]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.436566][  T416]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.436797][  T416]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.437049][  T416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.437281][  T416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.437527][  T416]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.437765][  T416]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.438042][  T416]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.438270][  T416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.438495][  T416]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.438731][  T416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.439020][  T416]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.439249][  T416]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.439474][  T416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.439718][  T416]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.439958][  T416]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.440224][  T416]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.440462][  T416]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.440691][  T416]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.440923][  T416]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.441163][  T416]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.441390][  T416]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.441620][  T416]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.441852][  T416]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.442095][  T416]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.442323][  T416]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.442606][  T416]  ? move_addr_to_kernel (net/socket.c:258)
[   20.442835][  T416]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.443106][  T416]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.443340][  T416]  ___sys_sendmsg (net/socket.c:2752)
[   20.443562][  T416]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.443846][  T416]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.444120][  T416]  __sys_sendmsg (net/socket.c:2784)
[   20.444352][  T416]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.444621][  T416]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.444932][  T416]  ? 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)
[   20.445212][  T416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.445448][  T416]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.445698][  T416]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.445930][  T416]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.446168][  T416]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.446462][  T416] RIP: 0033:0x7ff360acf08e
[   20.446722][  T416] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.447592][  T416] RSP: 002b:00007ffd4d561f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.447947][  T416] RAX: ffffffffffffffda RBX: 00007ffd4d562718 RCX: 00007ff360acf08e
[   20.448319][  T416] RDX: 0000000000000000 RSI: 00007ffd4d562030 RDI: 0000000000000005
[   20.448665][  T416] RBP: 00007ffd4d561f90 R08: 0000000000000000 R09: 0000000000000000
[   20.449024][  T416] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.449363][  T416] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d5626f0
| [   20.452173][  T416] ------------[ cut here ]------------
| [   20.452401][  T416] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/416
| [   20.452790][  T416] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.453734][  T416] Tainted: [W]=WARN
[   20.453910][  T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.454784][  T416] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.455111][  T416] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.455914][  T416] RSP: 0018:ffa0000000686fd0 EFLAGS: 00010286
[   20.456216][  T416] RAX: 00000000ffffffa6 RBX: ff1100000bf1d840 RCX: 1ff40000000d0dc0
[   20.456555][  T416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1d8f0
[   20.456900][  T416] RBP: ff11000004aca000 R08: 1fe22000017e3b1f R09: ff1100000cd2d180
[   20.457252][  T416] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   20.457593][  T416] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004acae04
[   20.457940][  T416] FS:  00007ff360895840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   20.458369][  T416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.458656][  T416] CR2: 00000000399e6a28 CR3: 000000001147f004 CR4: 0000000000771ef0
[   20.459008][  T416] PKRU: 55555554
[   20.459179][  T416] Call Trace:
[   20.459349][  T416]  <TASK>
[   20.459470][  T416]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.459705][  T416]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.459880][  T416]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.460128][  T416]  __dev_notify_flags (net/core/dev.c:9787)
[   20.460357][  T416]  ? netif_change_name (net/core/dev.c:1495)
[   20.460596][  T416]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.460825][  T416]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.461070][  T416]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.461309][  T416] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.461549][  T416]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.461805][  T416] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.462058][  T416]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.462300][  T416]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.462546][  T416]  ? nla_strscpy (lib/nlattr.c:795)
[   20.462778][  T416]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.463024][  T416]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.463255][  T416]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.463508][  T416]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.463756][  T416]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.464006][  T416]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.464237][  T416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.464490][  T416]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.464717][  T416]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.464978][  T416]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.465238][  T416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.465475][  T416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.465707][  T416]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.465941][  T416]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.466195][  T416]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.466427][  T416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.466653][  T416]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.466884][  T416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.467128][  T416]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.467371][  T416]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.467596][  T416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.467830][  T416]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.468096][  T416]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.468329][  T416]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.468589][  T416]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.468833][  T416]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.469091][  T416]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.469323][  T416]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.469552][  T416]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.469794][  T416]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.470045][  T416]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.470289][  T416]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.470512][  T416]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.470804][  T416]  ? move_addr_to_kernel (net/socket.c:258)
[   20.471074][  T416]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.471304][  T416]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.471556][  T416]  ___sys_sendmsg (net/socket.c:2752)
[   20.471781][  T416]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.472094][  T416]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.472368][  T416]  __sys_sendmsg (net/socket.c:2784)
[   20.472611][  T416]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.472841][  T416]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.473147][  T416]  ? 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)
[   20.473378][  T416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.473610][  T416]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.473849][  T416]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.474094][  T416]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.474330][  T416]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.474630][  T416] RIP: 0033:0x7ff360acf08e
[   20.474877][  T416] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.475730][  T416] RSP: 002b:00007ffd4d561f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.476115][  T416] RAX: ffffffffffffffda RBX: 00007ffd4d562718 RCX: 00007ff360acf08e
[   20.476454][  T416] RDX: 0000000000000000 RSI: 00007ffd4d562030 RDI: 0000000000000005
[   20.476803][  T416] RBP: 00007ffd4d561f90 R08: 0000000000000000 R09: 0000000000000000
[   20.477176][  T416] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.477519][  T416] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d5626f0
| [   20.519652][  T417] ------------[ cut here ]------------
| [   20.519882][  T417] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/417
| [   20.520239][  T417] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.520945][  T417] Tainted: [W]=WARN
[   20.521132][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.521353][  T417] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.521608][  T417] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.522215][  T417] RSP: 0018:ffa0000000687020 EFLAGS: 00010286
[   20.522440][  T417] RAX: 00000000ffffffa6 RBX: ff11000002712640 RCX: 1ff40000000d0dca
[   20.522698][  T417] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027126f0
[   20.522993][  T417] RBP: ff11000004aca000 R08: 1fe22000004e24df R09: ff1100000c8f8b58
[   20.523254][  T417] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.523519][  T417] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.523777][  T417] FS:  00007f73e7218840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.524149][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.524379][  T417] CR2: 0000000014ba8988 CR3: 000000000cf6d004 CR4: 0000000000771ef0
[   20.524656][  T417] PKRU: 55555554
[   20.524813][  T417] Call Trace:
[   20.524989][  T417]  <TASK>
[   20.525120][  T417]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.525315][  T417]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.525473][  T417]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.525658][  T417]  __dev_notify_flags (net/core/dev.c:9787)
[   20.525855][  T417]  ? netif_change_name (net/core/dev.c:1495)
[   20.526062][  T417]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.526245][  T417]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.526427][  T417]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.526617][  T417]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   20.526820][  T417]  netif_change_flags (net/core/dev.c:9820)
[   20.527033][  T417]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.527224][  T417]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.527415][  T417]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.527602][  T417]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.527833][  T417]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.528045][  T417]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.528234][  T417]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.528437][  T417]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.528633][  T417]  ? __kernel_text_address (kernel/extable.c:79)
[   20.528824][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.529029][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.529225][  T417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.529418][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.529611][  T417]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.529796][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.530021][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.530219][  T417]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.530409][  T417]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   20.530594][  T417]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.530778][  T417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.530987][  T417]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.531174][  T417]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.531361][  T417]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.531548][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.531733][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.531925][  T417]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.532122][  T417]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.532309][  T417]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.532501][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.532683][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.532868][  T417]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.533073][  T417]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.533282][  T417]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.533466][  T417]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.533652][  T417]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.533837][  T417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.534040][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.534228][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.534410][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.534595][  T417]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.534786][  T417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.535002][  T417]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.535191][  T417]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.535373][  T417]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.535574][  T417]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.535759][  T417]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.535949][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.536149][  T417]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.536339][  T417]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.536526][  T417]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.536712][  T417]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.536899][  T417]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.537103][  T417]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.537323][  T417]  ? move_addr_to_kernel (net/socket.c:258)
[   20.537510][  T417]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.537698][  T417]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.537885][  T417]  ___sys_sendmsg (net/socket.c:2752)
[   20.538087][  T417]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.538306][  T417]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.538502][  T417]  __sys_sendmsg (net/socket.c:2784)
[   20.538693][  T417]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.538888][  T417]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.539144][  T417]  ? 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)
[   20.539339][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.539532][  T417]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.539726][  T417]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.539914][  T417]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.540134][  T417]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.540350][  T417] RIP: 0033:0x7f73e745208e
[   20.540543][  T417] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.541093][  T417] RSP: 002b:00007ffdad105210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.541360][  T417] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f73e745208e
[   20.541627][  T417] RDX: 0000000000000000 RSI: 00007ffdad1052c0 RDI: 0000000000000005
[   20.541873][  T417] RBP: 00007ffdad105220 R08: 0000000000000000 R09: 0000000000000000
[   20.542149][  T417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7f
[   20.542399][  T417] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdad105980
| [   20.731185][  T432] ------------[ cut here ]------------
| [   20.731441][  T432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/432
| [   20.731754][  T432] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.732441][  T432] Tainted: [W]=WARN
[   20.732599][  T432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.732830][  T432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.733096][  T432] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.733662][  T432] RSP: 0018:ffa00000009def70 EFLAGS: 00010286
[   20.733908][  T432] RAX: 00000000ffffffa6 RBX: ff110000090a87c0 RCX: 1ff400000013bdb4
[   20.734254][  T432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8870
[   20.734521][  T432] RBP: ff1100000d8f2000 R08: 1fe220000121510f R09: ff1100000f0f0b80
[   20.734789][  T432] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   20.735075][  T432] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   20.735346][  T432] FS:  00007f74d4ffa840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.735654][  T432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.735887][  T432] CR2: 00000000332bda28 CR3: 000000000c666006 CR4: 0000000000771ef0
[   20.736181][  T432] PKRU: 55555554
[   20.736339][  T432] Call Trace:
[   20.736497][  T432]  <TASK>
[   20.736623][  T432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.736821][  T432]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.737043][  T432]  notifier_call_chain (kernel/notifier.c:85)
[   20.737244][  T432]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.737442][  T432]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.737647][  T432]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.737847][  T432]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.738063][  T432]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.738263][  T432] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.738479][  T432]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.738683][  T432] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.738882][  T432]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.739101][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.739303][  T432]  ? nla_strscpy (lib/nlattr.c:795)
[   20.739511][  T432]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.739714][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.739914][  T432]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.740131][  T432]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.740336][  T432]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.740534][  T432]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.740737][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.740938][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.741148][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.741345][  T432]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.741543][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.741746][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.741951][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.742161][  T432]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.742357][  T432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.742554][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.742749][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.742955][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.743160][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.743359][  T432]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.743554][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.743757][  T432]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.743992][  T432]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.744198][  T432]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.744399][  T432]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.744600][  T432]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.744806][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.745022][  T432]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.745219][  T432]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.745411][  T432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.745615][  T432]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.745813][  T432]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.746031][  T432]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.746259][  T432]  ? move_addr_to_kernel (net/socket.c:258)
[   20.746455][  T432]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.746652][  T432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.746848][  T432]  ___sys_sendmsg (net/socket.c:2752)
[   20.747061][  T432]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.747293][  T432]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.747500][  T432]  __sys_sendmsg (net/socket.c:2784)
[   20.747695][  T432]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.747885][  T432]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.748134][  T432]  ? 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)
[   20.748328][  T432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.748523][  T432]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.748731][  T432]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.748933][  T432]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.749138][  T432]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.749366][  T432] RIP: 0033:0x7f74d523408e
[   20.749565][  T432] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.750212][  T432] RSP: 002b:00007fffe7fd37f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.750582][  T432] RAX: ffffffffffffffda RBX: 00007fffe7fd3f88 RCX: 00007f74d523408e
[   20.750958][  T432] RDX: 0000000000000000 RSI: 00007fffe7fd38a0 RDI: 0000000000000005
[   20.751340][  T432] RBP: 00007fffe7fd3800 R08: 0000000000000000 R09: 0000000000000000
[   20.751609][  T432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   20.751949][  T432] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7fd3f60
| [   20.754754][  T432] ------------[ cut here ]------------
| [   20.754953][  T432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/432
| [   20.755271][  T432] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.755944][  T432] Tainted: [W]=WARN
[   20.756124][  T432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.756355][  T432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.756595][  T432] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.757185][  T432] RSP: 0018:ffa00000009defd0 EFLAGS: 00010286
[   20.757420][  T432] RAX: 00000000ffffffa6 RBX: ff110000090a90c0 RCX: 1ff400000013bdc0
[   20.757688][  T432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9170
[   20.757988][  T432] RBP: ff11000004d12000 R08: 1fe220000121522f R09: ff1100000f0f0b80
[   20.758271][  T432] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   20.758539][  T432] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d12e04
[   20.758813][  T432] FS:  00007f74d4ffa840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.759176][  T432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.759422][  T432] CR2: 00000000332bda28 CR3: 000000000c666006 CR4: 0000000000771ef0
[   20.759699][  T432] PKRU: 55555554
[   20.759860][  T432] Call Trace:
[   20.760047][  T432]  <TASK>
[   20.760175][  T432]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.760384][  T432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.760553][  T432]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.760747][  T432]  __dev_notify_flags (net/core/dev.c:9787)
[   20.760947][  T432]  ? netif_change_name (net/core/dev.c:1495)
[   20.761153][  T432]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.761348][  T432]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.761546][  T432]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.761748][  T432] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.762033][  T432]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.762237][  T432] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.762437][  T432]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.762641][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.762840][  T432]  ? nla_strscpy (lib/nlattr.c:795)
[   20.763101][  T432]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.763311][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.763514][  T432]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.763714][  T432]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.763914][  T432]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.764167][  T432]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.764376][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.764575][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.764778][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.764997][  T432]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.765199][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.765404][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.765599][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.765795][  T432]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.766011][  T432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.766208][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.766403][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.766611][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.766833][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.767079][  T432]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.767281][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.767477][  T432]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.767677][  T432]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.767871][  T432]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.768090][  T432]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.768292][  T432]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.768485][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.768685][  T432]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.768885][  T432]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.769132][  T432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.769337][  T432]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.769550][  T432]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.769755][  T432]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.770018][  T432]  ? move_addr_to_kernel (net/socket.c:258)
[   20.770220][  T432]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.770421][  T432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.770624][  T432]  ___sys_sendmsg (net/socket.c:2752)
[   20.770820][  T432]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.771084][  T432]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.771308][  T432]  __sys_sendmsg (net/socket.c:2784)
[   20.771514][  T432]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.771711][  T432]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.771954][  T432]  ? 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)
[   20.772165][  T432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.772364][  T432]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.772586][  T432]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.772790][  T432]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.773014][  T432]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.773248][  T432] RIP: 0033:0x7f74d523408e
[   20.773452][  T432] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.774045][  T432] RSP: 002b:00007fffe7fd37f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.774326][  T432] RAX: ffffffffffffffda RBX: 00007fffe7fd3f88 RCX: 00007f74d523408e
[   20.774599][  T432] RDX: 0000000000000000 RSI: 00007fffe7fd38a0 RDI: 0000000000000005
[   20.774871][  T432] RBP: 00007fffe7fd3800 R08: 0000000000000000 R09: 0000000000000000
[   20.775167][  T432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   20.775441][  T432] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7fd3f60
| [   20.806967][  T433] ------------[ cut here ]------------
| [   20.808023][  T433] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/433
| [   20.808333][  T433] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.808986][  T433] Tainted: [W]=WARN
[   20.809140][  T433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.809375][  T433] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.809606][  T433] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.810179][  T433] RSP: 0018:ffa00000009ef020 EFLAGS: 00010286
[   20.810410][  T433] RAX: 00000000ffffffa6 RBX: ff110000090a8640 RCX: 1ff400000013ddca
[   20.810667][  T433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a86f0
[   20.810933][  T433] RBP: ff11000004d12000 R08: 1fe22000012150df R09: ff1100000f0f2e58
[   20.811208][  T433] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.811522][  T433] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.811912][  T433] FS:  00007ff0a5274840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   20.812347][  T433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.812576][  T433] CR2: 000000003b41a988 CR3: 000000000c660003 CR4: 0000000000771ef0
[   20.812837][  T433] PKRU: 55555554
[   20.813011][  T433] Call Trace:
[   20.813167][  T433]  <TASK>
[   20.813290][  T433]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.813487][  T433]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.813649][  T433]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.813839][  T433]  __dev_notify_flags (net/core/dev.c:9787)
[   20.814053][  T433]  ? netif_change_name (net/core/dev.c:1495)
[   20.814243][  T433]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.814433][  T433]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.814619][  T433]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.814810][  T433]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   20.815018][  T433]  netif_change_flags (net/core/dev.c:9820)
[   20.815207][  T433]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.815396][  T433]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.815586][  T433]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.815776][  T433]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.816029][  T433]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.816220][  T433]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.816407][  T433]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.816596][  T433]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.816785][  T433]  ? __kernel_text_address (kernel/extable.c:79)
[   20.816999][  T433]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.817190][  T433]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.817379][  T433]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.817565][  T433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.817753][  T433]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.817951][  T433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.818153][  T433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.818342][  T433]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.818532][  T433]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   20.818720][  T433]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.818910][  T433]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.819127][  T433]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.819319][  T433]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.819512][  T433]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.819703][  T433]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.819907][  T433]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.820129][  T433]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.820317][  T433]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.820508][  T433]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.820699][  T433]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.820887][  T433]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.821095][  T433]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.821285][  T433]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.821481][  T433]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.821671][  T433]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.821861][  T433]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.822079][  T433]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.822267][  T433]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.822480][  T433]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.822733][  T433]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.822933][  T433]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.823151][  T433]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.823358][  T433]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.823563][  T433]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.823786][  T433]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.824007][  T433]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.824208][  T433]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.824404][  T433]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.824604][  T433]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.824806][  T433]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.825070][  T433]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.825321][  T433]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.825539][  T433]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.825732][  T433]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.825963][  T433]  ? move_addr_to_kernel (net/socket.c:258)
[   20.826171][  T433]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.826363][  T433]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.826554][  T433]  ___sys_sendmsg (net/socket.c:2752)
[   20.826746][  T433]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.826996][  T433]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.827200][  T433]  __sys_sendmsg (net/socket.c:2784)
[   20.827392][  T433]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.827579][  T433]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.827806][  T433]  ? 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)
[   20.828026][  T433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.828217][  T433]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.828406][  T433]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.828594][  T433]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.828785][  T433]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.829032][  T433] RIP: 0033:0x7ff0a54ae08e
[   20.829230][  T433] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.829780][  T433] RSP: 002b:00007ffc2e777e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.830061][  T433] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff0a54ae08e
[   20.830320][  T433] RDX: 0000000000000000 RSI: 00007ffc2e777f20 RDI: 0000000000000005
[   20.830580][  T433] RBP: 00007ffc2e777e80 R08: 0000000000000000 R09: 0000000000000000
[   20.830836][  T433] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   20.831117][  T433] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2e7785e0
| [   21.017508][  T447] ------------[ cut here ]------------
| [   21.017802][  T447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/447
| [   21.018154][  T447] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.018868][  T447] Tainted: [W]=WARN
[   21.019057][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.019284][  T447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.019527][  T447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.020110][  T447] RSP: 0018:ffa0000000a5ef70 EFLAGS: 00010286
[   21.020405][  T447] RAX: 00000000ffffffa6 RBX: ff1100000c6116c0 RCX: 1ff400000014bdb4
[   21.020690][  T447] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611770
[   21.020986][  T447] RBP: ff1100000d8f2000 R08: 1fe22000018c22ef R09: ff1100000c6cd180
[   21.021263][  T447] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   21.021536][  T447] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   21.021817][  T447] FS:  00007fb6b2e85840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   21.022163][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.022413][  T447] CR2: 0000000030fd6a28 CR3: 000000000cdc5005 CR4: 0000000000771ef0
[   21.022688][  T447] PKRU: 55555554
[   21.022851][  T447] Call Trace:
[   21.023036][  T447]  <TASK>
[   21.023163][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.023367][  T447]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   21.023586][  T447]  notifier_call_chain (kernel/notifier.c:85)
[   21.023783][  T447]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   21.023999][  T447]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   21.024196][  T447]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.024392][  T447]  netdev_upper_dev_link (net/core/dev.c:8972)
[   21.024614][  T447]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   21.024866][  T447] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   21.025167][  T447]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   21.025479][  T447] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   21.025759][  T447]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   21.026068][  T447]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   21.026309][  T447]  ? nla_strscpy (lib/nlattr.c:795)
[   21.026509][  T447]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   21.026704][  T447]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.026898][  T447]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.027122][  T447]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.027343][  T447]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.027615][  T447]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.027883][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.028173][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.028371][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.028596][  T447]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.028796][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.029030][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.029226][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.029424][  T447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.029625][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.029817][  T447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.030039][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.030235][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.030427][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.030622][  T447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.030815][  T447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.031034][  T447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.031237][  T447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.031431][  T447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.031626][  T447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.031823][  T447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.032041][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.032236][  T447]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.032462][  T447]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.032661][  T447]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.032866][  T447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.033089][  T447]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.033346][  T447]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.033654][  T447]  ? move_addr_to_kernel (net/socket.c:258)
[   21.033933][  T447]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.034167][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.034371][  T447]  ___sys_sendmsg (net/socket.c:2752)
[   21.034644][  T447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.034912][  T447]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.035240][  T447]  __sys_sendmsg (net/socket.c:2784)
[   21.035514][  T447]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.035767][  T447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.036110][  T447]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.036384][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.036661][  T447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.036950][  T447]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.037172][  T447]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.037376][  T447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.037617][  T447] RIP: 0033:0x7fb6b30bf08e
[   21.037823][  T447] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.038448][  T447] RSP: 002b:00007fff22f58820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.038724][  T447] RAX: ffffffffffffffda RBX: 00007fff22f58fb8 RCX: 00007fb6b30bf08e
[   21.039016][  T447] RDX: 0000000000000000 RSI: 00007fff22f588d0 RDI: 0000000000000005
[   21.039288][  T447] RBP: 00007fff22f58830 R08: 0000000000000000 R09: 0000000000000000
[   21.039606][  T447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   21.039889][  T447] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff22f58f90
| [   21.042106][  T447] ------------[ cut here ]------------
| [   21.042301][  T447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/447
| [   21.042609][  T447] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.044062][  T447] Tainted: [W]=WARN
[   21.044228][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.044460][  T447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.044721][  T447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.045305][  T447] RSP: 0018:ffa0000000a5efd0 EFLAGS: 00010286
[   21.045545][  T447] RAX: 00000000ffffffa6 RBX: ff1100000c611240 RCX: 1ff400000014bdc0
[   21.045810][  T447] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6112f0
[   21.046091][  T447] RBP: ff110000104d2000 R08: 1fe22000018c225f R09: ff1100000c6cd180
[   21.046362][  T447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   21.046625][  T447] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2e04
[   21.046994][  T447] FS:  00007fb6b2e85840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   21.047330][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.047564][  T447] CR2: 0000000030fd6a28 CR3: 000000000cdc5005 CR4: 0000000000771ef0
[   21.047831][  T447] PKRU: 55555554
[   21.048013][  T447] Call Trace:
[   21.048174][  T447]  <TASK>
[   21.048300][  T447]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.048501][  T447]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.048661][  T447]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   21.048853][  T447]  __dev_notify_flags (net/core/dev.c:9787)
[   21.049085][  T447]  ? netif_change_name (net/core/dev.c:1495)
[   21.049303][  T447]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.049506][  T447]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   21.049701][  T447]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.049902][  T447] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   21.050128][  T447]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   21.050328][  T447] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   21.050523][  T447]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   21.050721][  T447]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   21.050937][  T447]  ? nla_strscpy (lib/nlattr.c:795)
[   21.051151][  T447]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   21.051344][  T447]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.051540][  T447]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.051746][  T447]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.052039][  T447]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.052239][  T447]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.052451][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.052645][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.052841][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.053053][  T447]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.053248][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.053448][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.053648][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.053844][  T447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.054074][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.054269][  T447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.054465][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.054666][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.054862][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.055083][  T447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.055278][  T447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.055481][  T447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.055683][  T447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.055876][  T447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.056097][  T447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.056301][  T447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.056494][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.056691][  T447]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.056945][  T447]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.057208][  T447]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.057431][  T447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.057698][  T447]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.057896][  T447]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.058177][  T447]  ? move_addr_to_kernel (net/socket.c:258)
[   21.058373][  T447]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.058568][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.058771][  T447]  ___sys_sendmsg (net/socket.c:2752)
[   21.058986][  T447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.059216][  T447]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.059422][  T447]  __sys_sendmsg (net/socket.c:2784)
[   21.059621][  T447]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.059816][  T447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.060074][  T447]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.060272][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.060546][  T447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.060820][  T447]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.061119][  T447]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.061397][  T447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.061755][  T447] RIP: 0033:0x7fb6b30bf08e
[   21.062068][  T447] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.062910][  T447] RSP: 002b:00007fff22f58820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.063331][  T447] RAX: ffffffffffffffda RBX: 00007fff22f58fb8 RCX: 00007fb6b30bf08e
[   21.063733][  T447] RDX: 0000000000000000 RSI: 00007fff22f588d0 RDI: 0000000000000005
[   21.064169][  T447] RBP: 00007fff22f58830 R08: 0000000000000000 R09: 0000000000000000
[   21.064576][  T447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   21.065003][  T447] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff22f58f90
| [   21.104498][  T448] ------------[ cut here ]------------
| [   21.104757][  T448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/448
| [   21.105251][  T448] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.106159][  T448] Tainted: [W]=WARN
[   21.106320][  T448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.106581][  T448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.106854][  T448] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.107744][  T448] RSP: 0018:ffa0000000a6f020 EFLAGS: 00010286
[   21.108173][  T448] RAX: 00000000ffffffa6 RBX: ff1100000cb1adc0 RCX: 1ff400000014ddca
[   21.108479][  T448] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1ae70
[   21.108781][  T448] RBP: ff110000104d2000 R08: 1fe22000019635cf R09: ff1100000cef8b58
[   21.109230][  T448] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   21.109533][  T448] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.109846][  T448] FS:  00007f4092d13840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   21.110359][  T448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.110602][  T448] CR2: 0000000004db4988 CR3: 000000000c637005 CR4: 0000000000771ef0
[   21.110892][  T448] PKRU: 55555554
[   21.111169][  T448] Call Trace:
[   21.111338][  T448]  <TASK>
[   21.111458][  T448]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.111674][  T448]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.111837][  T448]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.112194][  T448]  __dev_notify_flags (net/core/dev.c:9787)
[   21.112422][  T448]  ? netif_change_name (net/core/dev.c:1495)
[   21.112649][  T448]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.112880][  T448]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.113236][  T448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.113450][  T448]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   21.113668][  T448]  netif_change_flags (net/core/dev.c:9820)
[   21.113885][  T448]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.114226][  T448]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.114454][  T448]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.114681][  T448]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.114964][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.115195][  T448]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.115419][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.115638][  T448]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.115851][  T448]  ? __kernel_text_address (kernel/extable.c:79)
[   21.116081][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.116297][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.116519][  T448]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.116741][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.116975][  T448]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.117196][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.117419][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.117639][  T448]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.117859][  T448]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   21.118089][  T448]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.118304][  T448]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.118520][  T448]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.118738][  T448]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.118969][  T448]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.119200][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.119422][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.119644][  T448]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.119867][  T448]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.120113][  T448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.120336][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.120548][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.120765][  T448]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.120988][  T448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.121201][  T448]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.121420][  T448]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.121641][  T448]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.121855][  T448]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.122084][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.122304][  T448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.122517][  T448]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.122733][  T448]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.122941][  T448]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.123158][  T448]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.123369][  T448]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.123564][  T448]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.123773][  T448]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.124025][  T448]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.124248][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.124471][  T448]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.124692][  T448]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.125086][  T448]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.125307][  T448]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.125521][  T448]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.125734][  T448]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.126012][  T448]  ? move_addr_to_kernel (net/socket.c:258)
[   21.126230][  T448]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.126901][  T448]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.127128][  T448]  ___sys_sendmsg (net/socket.c:2752)
[   21.127330][  T448]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.127576][  T448]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.127928][  T448]  __sys_sendmsg (net/socket.c:2784)
[   21.128243][  T448]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.128455][  T448]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.128705][  T448]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.128907][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.129123][  T448]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.129334][  T448]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.129533][  T448]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.129728][  T448]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.130122][  T448] RIP: 0033:0x7f4092f4d08e
[   21.130330][  T448] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.131200][  T448] RSP: 002b:00007fffc5613cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.131503][  T448] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4092f4d08e
[   21.131805][  T448] RDX: 0000000000000000 RSI: 00007fffc5613d80 RDI: 0000000000000005
[   21.132246][  T448] RBP: 00007fffc5613ce0 R08: 0000000000000000 R09: 0000000000000000
[   21.132679][  T448] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   21.132989][  T448] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc5614440
| [   21.364085][  T463] ------------[ cut here ]------------
| [   21.364290][  T463] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/463
| [   21.364682][  T463] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.365475][  T463] Tainted: [W]=WARN
[   21.365658][  T463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.365956][  T463] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.366274][  T463] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.366894][  T463] RSP: 0018:ffa0000000b4f1b0 EFLAGS: 00010286
[   21.367151][  T463] RAX: 00000000ffffffa6 RBX: ff1100000b4aa1c0 RCX: 1ff4000000169dfc
[   21.367356][  T463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa270
[   21.367561][  T463] RBP: ff1100000825c000 R08: 1fe220000169544f R09: ff11000004a8ae80
[   21.367768][  T463] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   21.367984][  T463] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   21.368194][  T463] FS:  00007f2891201840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   21.368443][  T463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.368620][  T463] CR2: 00007f28913fa460 CR3: 000000000c4aa003 CR4: 0000000000771ef0
[   21.368828][  T463] PKRU: 55555554
[   21.368945][  T463] Call Trace:
[   21.369066][  T463]  <TASK>
[   21.369143][  T463]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.369290][  T463]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.369399][  T463]  __dev_notify_flags (net/core/dev.c:9787)
[   21.369539][  T463]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   21.369679][  T463]  ? netif_change_name (net/core/dev.c:1495)
[   21.369823][  T463]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.369975][  T463]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.370113][  T463]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.370253][  T463]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.370392][  T463]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.370535][  T463]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.370678][  T463]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.370817][  T463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.370966][  T463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.371116][  T463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.371301][  T463]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.371445][  T463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.371585][  T463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.371727][  T463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.371864][  T463]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.372015][  T463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.372155][  T463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.372290][  T463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.372432][  T463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.372570][  T463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.372715][  T463]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.372860][  T463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.373015][  T463]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.373163][  T463]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.373302][  T463]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.373442][  T463]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.373579][  T463]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.373715][  T463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.373855][  T463]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.374003][  T463]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.374140][  T463]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.374279][  T463]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.374415][  T463]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.374557][  T463]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.374729][  T463]  ? move_addr_to_kernel (net/socket.c:258)
[   21.374869][  T463]  ___sys_sendmsg (net/socket.c:2752)
[   21.375015][  T463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.375153][  T463]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.375297][  T463]  ? 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))
[   21.375438][  T463]  __sys_sendmsg (net/socket.c:2784)
[   21.375579][  T463]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.375723][  T463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.375859][  T463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.376020][  T463]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.376159][  T463]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.376304][  T463]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.376441][  T463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.376612][  T463] RIP: 0033:0x7f289143b08e
[   21.376761][  T463] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.377274][  T463] RSP: 002b:00007fff4fb86a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.377483][  T463] RAX: ffffffffffffffda RBX: 00007fff4fb871d8 RCX: 00007f289143b08e
[   21.377690][  T463] RDX: 0000000000000000 RSI: 00007fff4fb86af0 RDI: 0000000000000005
[   21.377898][  T463] RBP: 00007fff4fb86a50 R08: 0000000000000000 R09: 0000000000000000
[   21.378152][  T463] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   21.378401][  T463] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4fb871b0
| [   21.405498][  T465] ------------[ cut here ]------------
| [   21.405683][  T465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/465
| [   21.405937][  T465] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.407360][  T465] Tainted: [W]=WARN
[   21.407465][  T465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.407706][  T465] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.407916][  T465] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.408987][  T465] RSP: 0018:ffa0000000687020 EFLAGS: 00010286
[   21.409444][  T465] RAX: 00000000ffffffa6 RBX: ff1100000bf1d540 RCX: 1ff40000000d0dca
[   21.409667][  T465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1d5f0
[   21.409873][  T465] RBP: ff1100000825c000 R08: 1fe22000017e3abf R09: ff1100000c8fd158
[   21.410204][  T465] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   21.410412][  T465] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.410622][  T465] FS:  00007fbf78a43840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   21.410868][  T465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.411235][  T465] CR2: 0000000004a00988 CR3: 0000000004af1006 CR4: 0000000000771ef0
[   21.411444][  T465] PKRU: 55555554
[   21.411551][  T465] Call Trace:
[   21.411658][  T465]  <TASK>
[   21.411743][  T465]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.411962][  T465]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.412260][  T465]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.412476][  T465]  __dev_notify_flags (net/core/dev.c:9787)
[   21.412627][  T465]  ? netif_change_name (net/core/dev.c:1495)
[   21.412767][  T465]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.412931][  T465]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.413256][  T465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.413463][  T465]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   21.413678][  T465]  netif_change_flags (net/core/dev.c:9820)
[   21.413888][  T465]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.414202][  T465]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.414402][  T465]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.414574][  T465]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.414836][  T465]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.415203][  T465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.415370][  T465]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.415556][  T465]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.415744][  T465]  ? __kernel_text_address (kernel/extable.c:79)
[   21.415952][  T465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.416333][  T465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.416536][  T465]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.416678][  T465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.416818][  T465]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.417135][  T465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.417313][  T465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.417515][  T465]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.417657][  T465]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   21.417802][  T465]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.417942][  T465]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.418271][  T465]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.418444][  T465]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.418654][  T465]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.418865][  T465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.419222][  T465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.419390][  T465]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.419591][  T465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.419763][  T465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.420135][  T465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.420349][  T465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.420558][  T465]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.420703][  T465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.420856][  T465]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.421227][  T465]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.421440][  T465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.421650][  T465]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.421837][  T465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.422192][  T465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.422402][  T465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.422633][  T465]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.422846][  T465]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.423184][  T465]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.423394][  T465]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.423597][  T465]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.423792][  T465]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.423962][  T465]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.424277][  T465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.424415][  T465]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.424554][  T465]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.424691][  T465]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.424828][  T465]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.425175][  T465]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.425331][  T465]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.425503][  T465]  ? move_addr_to_kernel (net/socket.c:258)
[   21.425642][  T465]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.425781][  T465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.425919][  T465]  ___sys_sendmsg (net/socket.c:2752)
[   21.426249][  T465]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.426434][  T465]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.426582][  T465]  __sys_sendmsg (net/socket.c:2784)
[   21.426719][  T465]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.426856][  T465]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.427062][  T465]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.427222][  T465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.427357][  T465]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.427491][  T465]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.427625][  T465]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.427759][  T465]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.427932][  T465] RIP: 0033:0x7fbf78c7d08e
[   21.428084][  T465] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.428602][  T465] RSP: 002b:00007ffe2f789800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.428812][  T465] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf78c7d08e
[   21.429038][  T465] RDX: 0000000000000000 RSI: 00007ffe2f7898b0 RDI: 0000000000000005
[   21.429248][  T465] RBP: 00007ffe2f789810 R08: 0000000000000000 R09: 0000000000000000
[   21.429456][  T465] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   21.429655][  T465] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2f789f70
| [   21.676083][  T484] ------------[ cut here ]------------
| [   21.676366][  T484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/484
| [   21.676753][  T484] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.677771][  T484] Tainted: [W]=WARN
[   21.677939][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.678329][  T484] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.678618][  T484] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.679412][  T484] RSP: 0018:ffa00000007771b0 EFLAGS: 00010286
[   21.679687][  T484] RAX: 00000000ffffffa6 RBX: ff11000008b52ac0 RCX: 1ff40000000eedfc
[   21.680023][  T484] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52b70
[   21.680360][  T484] RBP: ff1100000d9d1000 R08: 1fe220000116a56f R09: ff1100000c915180
[   21.680692][  T484] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   21.681034][  T484] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   21.681359][  T484] FS:  00007fdd40309840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   21.681743][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.682037][  T484] CR2: 00007fdd40670ee3 CR3: 00000000115de005 CR4: 0000000000771ef0
[   21.682364][  T484] PKRU: 55555554
[   21.682573][  T484] Call Trace:
[   21.682744][  T484]  <TASK>
[   21.682865][  T484]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.683112][  T484]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.683286][  T484]  __dev_notify_flags (net/core/dev.c:9787)
[   21.683510][  T484]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   21.683731][  T484]  ? netif_change_name (net/core/dev.c:1495)
[   21.683967][  T484]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.684196][  T484]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.684409][  T484]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.684625][  T484]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.684841][  T484]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.685187][  T484]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.685413][  T484]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.685632][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.685853][  T484]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.686161][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.686386][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.686605][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.686827][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.687060][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.687283][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.687503][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.687726][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.687950][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.688182][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.688411][  T484]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.688634][  T484]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.688861][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.689101][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.689324][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.689549][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.689774][  T484]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.690014][  T484]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.690248][  T484]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.690472][  T484]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.690696][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.690990][  T484]  ? move_addr_to_kernel (net/socket.c:258)
[   21.691232][  T484]  ___sys_sendmsg (net/socket.c:2752)
[   21.691455][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.691679][  T484]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.691919][  T484]  ? 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))
[   21.692156][  T484]  __sys_sendmsg (net/socket.c:2784)
[   21.692374][  T484]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.692600][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.692821][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.693061][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.693281][  T484]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.693501][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.693725][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.694015][  T484] RIP: 0033:0x7fdd4054308e
[   21.694234][  T484] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.695041][  T484] RSP: 002b:00007ffd4a348f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.695380][  T484] RAX: ffffffffffffffda RBX: 00007ffd4a3496c8 RCX: 00007fdd4054308e
[   21.695721][  T484] RDX: 0000000000000000 RSI: 00007ffd4a348fe0 RDI: 0000000000000005
[   21.696089][  T484] RBP: 00007ffd4a348f40 R08: 0000000000000000 R09: 0000000000000000
[   21.696425][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb80
[   21.696756][  T484] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4a3496a0
| [   21.733897][  T485] ------------[ cut here ]------------
| [   21.734192][  T485] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/485
| [   21.734591][  T485] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.735562][  T485] Tainted: [W]=WARN
[   21.735731][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.736166][  T485] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.736559][  T485] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.737494][  T485] RSP: 0018:ffa00000007a7020 EFLAGS: 00010286
[   21.737778][  T485] RAX: 00000000ffffffa6 RBX: ff1100000bf1cf40 RCX: 1ff40000000f4dca
[   21.738245][  T485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1cff0
[   21.738573][  T485] RBP: ff1100000d9d1000 R08: 1fe22000017e39ff R09: ff1100000c920b58
[   21.738900][  T485] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   21.739365][  T485] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.739698][  T485] FS:  00007f5e9c6ca840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   21.740096][  T485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.740368][  T485] CR2: 000000000804c988 CR3: 000000000a14b006 CR4: 0000000000771ef0
[   21.740696][  T485] PKRU: 55555554
[   21.740859][  T485] Call Trace:
[   21.741037][  T485]  <TASK>
[   21.741156][  T485]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.741383][  T485]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.741549][  T485]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.741770][  T485]  __dev_notify_flags (net/core/dev.c:9787)
[   21.741997][  T485]  ? netif_change_name (net/core/dev.c:1495)
[   21.742215][  T485]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.742434][  T485]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.742650][  T485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.742874][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   21.743110][  T485]  netif_change_flags (net/core/dev.c:9820)
[   21.743335][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.743553][  T485]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.743774][  T485]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.744004][  T485]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.744277][  T485]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.744496][  T485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.744716][  T485]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.744940][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.745167][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   21.745391][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.745614][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.745832][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.746060][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.746273][  T485]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.746481][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.746683][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.746895][  T485]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.747127][  T485]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   21.747342][  T485]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.747556][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.747777][  T485]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.748013][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.748236][  T485]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.748457][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.748673][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.748885][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.749107][  T485]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.749323][  T485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.749550][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.749768][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.750000][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.750217][  T485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.750437][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.750657][  T485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.750876][  T485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.751110][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.751325][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.751543][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.751760][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.751990][  T485]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.752205][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.752420][  T485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.752644][  T485]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.752859][  T485]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.753101][  T485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.753326][  T485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.753545][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.753768][  T485]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.753997][  T485]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.754216][  T485]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.754443][  T485]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.754661][  T485]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.754878][  T485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.755155][  T485]  ? move_addr_to_kernel (net/socket.c:258)
[   21.755373][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.755595][  T485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.755818][  T485]  ___sys_sendmsg (net/socket.c:2752)
[   21.756047][  T485]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.756318][  T485]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.756562][  T485]  __sys_sendmsg (net/socket.c:2784)
[   21.756780][  T485]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.757007][  T485]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.757283][  T485]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.757501][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.757722][  T485]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.757945][  T485]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.758172][  T485]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.758390][  T485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.758667][  T485] RIP: 0033:0x7f5e9c90408e
[   21.758897][  T485] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.759681][  T485] RSP: 002b:00007fff77291c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.760028][  T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e9c90408e
[   21.760356][  T485] RDX: 0000000000000000 RSI: 00007fff77291d40 RDI: 0000000000000005
[   21.760691][  T485] RBP: 00007fff77291ca0 R08: 0000000000000000 R09: 0000000000000000
[   21.761029][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb81
[   21.761352][  T485] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff77292400
| [   22.063645][  T508] ------------[ cut here ]------------
| [   22.063885][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/508
| [   22.064393][  T508] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.065083][  T508] Tainted: [W]=WARN
[   22.065237][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.065466][  T508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.065696][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.066256][  T508] RSP: 0018:ffa0000000aaf1b0 EFLAGS: 00010286
[   22.066480][  T508] RAX: 00000000ffffffa6 RBX: ff1100000cb1a7c0 RCX: 1ff4000000155dfc
[   22.066730][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1a870
[   22.067004][  T508] RBP: ff110000104d9000 R08: 1fe220000196350f R09: ff11000008a8ae80
[   22.067255][  T508] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   22.067511][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   22.067769][  T508] FS:  00007f71c02bd840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   22.068138][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.068446][  T508] CR2: 0000000000445f00 CR3: 0000000004d3f002 CR4: 0000000000771ef0
[   22.068791][  T508] PKRU: 55555554
[   22.068950][  T508] Call Trace:
[   22.069124][  T508]  <TASK>
[   22.069245][  T508]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.069468][  T508]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.069625][  T508]  __dev_notify_flags (net/core/dev.c:9787)
[   22.069816][  T508]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   22.070035][  T508]  ? netif_change_name (net/core/dev.c:1495)
[   22.070228][  T508]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.070416][  T508]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   22.070605][  T508]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   22.070789][  T508]  ? __dev_get_by_name (net/core/dev.c:883)
[   22.071001][  T508]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   22.071192][  T508]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   22.071381][  T508]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.071569][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.071756][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.071948][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.072145][  T508]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.072334][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.072528][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.072718][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.072902][  T508]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.073112][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.073298][  T508]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.073483][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.073685][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.073877][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.074095][  T508]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.074286][  T508]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.074476][  T508]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.074672][  T508]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   22.074862][  T508]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   22.075078][  T508]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.075271][  T508]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.075463][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.075655][  T508]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.075850][  T508]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.076057][  T508]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.076248][  T508]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.076440][  T508]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.076631][  T508]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.076853][  T508]  ? move_addr_to_kernel (net/socket.c:258)
[   22.077061][  T508]  ___sys_sendmsg (net/socket.c:2752)
[   22.077246][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.077436][  T508]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.077634][  T508]  ? 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))
[   22.077826][  T508]  __sys_sendmsg (net/socket.c:2784)
[   22.078033][  T508]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.078222][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.078411][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.078598][  T508]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.078786][  T508]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.078996][  T508]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.079186][  T508]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.079407][  T508] RIP: 0033:0x7f71c04f708e
[   22.079601][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.080159][  T508] RSP: 002b:00007ffd9165e5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.080418][  T508] RAX: ffffffffffffffda RBX: 00007ffd9165ed38 RCX: 00007f71c04f708e
[   22.080673][  T508] RDX: 0000000000000000 RSI: 00007ffd9165e650 RDI: 0000000000000005
[   22.080935][  T508] RBP: 00007ffd9165e5b0 R08: 0000000000000000 R09: 0000000000000000
[   22.081214][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb81
[   22.081469][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9165ed10
| [   22.127188][  T509] ------------[ cut here ]------------
| [   22.127499][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/509
| [   22.127885][  T509] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.128755][  T509] Tainted: [W]=WARN
[   22.128916][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.129206][  T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.129491][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.130274][  T509] RSP: 0018:ffa0000000abf020 EFLAGS: 00010286
[   22.130562][  T509] RAX: 00000000ffffffa6 RBX: ff11000002712640 RCX: 1ff4000000157dca
[   22.130879][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027126f0
[   22.131306][  T509] RBP: ff110000104d9000 R08: 1fe22000004e24df R09: ff11000008a8d158
[   22.131629][  T509] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   22.131950][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   22.132456][  T509] FS:  00007f363ce92840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   22.132829][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.133240][  T509] CR2: 00007f363d1621a0 CR3: 0000000001f94003 CR4: 0000000000771ef0
[   22.133685][  T509] PKRU: 55555554
[   22.133847][  T509] Call Trace:
[   22.134159][  T509]  <TASK>
[   22.134273][  T509]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.134498][  T509]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.134661][  T509]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.134875][  T509]  __dev_notify_flags (net/core/dev.c:9787)
[   22.135167][  T509]  ? netif_change_name (net/core/dev.c:1495)
[   22.135380][  T509]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.135596][  T509]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   22.135807][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.136037][  T509]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   22.136251][  T509]  netif_change_flags (net/core/dev.c:9820)
[   22.136464][  T509]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.136683][  T509]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.136902][  T509]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.137130][  T509]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.137397][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.137609][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.137824][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.138058][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.138265][  T509]  ? __kernel_text_address (kernel/extable.c:79)
[   22.138479][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.138694][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.138904][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.139127][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.139335][  T509]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.139544][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.139756][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.139990][  T509]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.140208][  T509]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   22.140422][  T509]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.140640][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.140857][  T509]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.141097][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.141317][  T509]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.141531][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.141743][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.141957][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.142183][  T509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.142400][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.142623][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.142838][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.143066][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.143284][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.143499][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.143712][  T509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.143931][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.144162][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.144390][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.144610][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.144821][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.145046][  T509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.145252][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.145462][  T509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.145682][  T509]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   22.145896][  T509]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   22.146126][  T509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.146341][  T509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.146558][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.146777][  T509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.147004][  T509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.147219][  T509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.147437][  T509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.147649][  T509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.147867][  T509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.148150][  T509]  ? move_addr_to_kernel (net/socket.c:258)
[   22.148368][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.148578][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.148786][  T509]  ___sys_sendmsg (net/socket.c:2752)
[   22.148998][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.149265][  T509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.149506][  T509]  __sys_sendmsg (net/socket.c:2784)
[   22.149715][  T509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.149931][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.150205][  T509]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.150416][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.150627][  T509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.150831][  T509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.151053][  T509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.151267][  T509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.151534][  T509] RIP: 0033:0x7f363d0cc08e
[   22.151760][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.152525][  T509] RSP: 002b:00007ffddb6f2720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.152857][  T509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f363d0cc08e
[   22.153192][  T509] RDX: 0000000000000000 RSI: 00007ffddb6f27d0 RDI: 0000000000000005
[   22.153508][  T509] RBP: 00007ffddb6f2730 R08: 0000000000000000 R09: 0000000000000000
[   22.153818][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb81
[   22.154138][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddb6f2e90
| [   22.505366][  T536] ------------[ cut here ]------------
| [   22.505599][  T536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/536
| [   22.505900][  T536] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.506601][  T536] Tainted: [W]=WARN
[   22.506755][  T536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.507035][  T536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.507273][  T536] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.507817][  T536] RSP: 0018:ffa0000000c5f1b0 EFLAGS: 00010286
[   22.508814][  T536] RAX: 00000000ffffffa6 RBX: ff110000090a96c0 RCX: 1ff400000018bdfc
[   22.509159][  T536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9770
[   22.509442][  T536] RBP: ff110000104dc000 R08: 1fe22000012152ef R09: ff1100000c518b80
[   22.509702][  T536] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   22.509964][  T536] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   22.510238][  T536] FS:  00007f06dd502840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   22.510528][  T536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.510749][  T536] CR2: 00007f06dd6fb460 CR3: 0000000004c94004 CR4: 0000000000771ef0
[   22.511024][  T536] PKRU: 55555554
[   22.511175][  T536] Call Trace:
[   22.511329][  T536]  <TASK>
[   22.511449][  T536]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.511640][  T536]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.511795][  T536]  __dev_notify_flags (net/core/dev.c:9787)
[   22.512025][  T536]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   22.512225][  T536]  ? netif_change_name (net/core/dev.c:1495)
[   22.512423][  T536]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.512615][  T536]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   22.512799][  T536]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   22.513015][  T536]  ? __dev_get_by_name (net/core/dev.c:883)
[   22.513201][  T536]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   22.513390][  T536]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   22.513581][  T536]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.513769][  T536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.513963][  T536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.514164][  T536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.514348][  T536]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.514538][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.514728][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.514915][  T536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.515124][  T536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.515312][  T536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.515500][  T536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.515688][  T536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.515878][  T536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.516086][  T536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.516274][  T536]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.516464][  T536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.516652][  T536]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.516843][  T536]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   22.517049][  T536]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   22.517238][  T536]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.517424][  T536]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.517612][  T536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.517800][  T536]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.518007][  T536]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.518193][  T536]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.518381][  T536]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.518573][  T536]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.518754][  T536]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.518989][  T536]  ? move_addr_to_kernel (net/socket.c:258)
[   22.519178][  T536]  ___sys_sendmsg (net/socket.c:2752)
[   22.519359][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.519547][  T536]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.519740][  T536]  ? 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))
[   22.519926][  T536]  __sys_sendmsg (net/socket.c:2784)
[   22.520130][  T536]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.520317][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.520507][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.520693][  T536]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.520883][  T536]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.521093][  T536]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.521280][  T536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.521506][  T536] RIP: 0033:0x7f06dd73c08e
[   22.521706][  T536] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.522258][  T536] RSP: 002b:00007ffc3bbc8fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.522517][  T536] RAX: ffffffffffffffda RBX: 00007ffc3bbc9778 RCX: 00007f06dd73c08e
[   22.522770][  T536] RDX: 0000000000000000 RSI: 00007ffc3bbc9090 RDI: 0000000000000005
[   22.523043][  T536] RBP: 00007ffc3bbc8ff0 R08: 0000000000000000 R09: 0000000000000000
[   22.523305][  T536] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb81
[   22.523560][  T536] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3bbc9750
| [   22.557925][  T537] ------------[ cut here ]------------
| [   22.558201][  T537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/537
| [   22.558593][  T537] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.559679][  T537] Tainted: [W]=WARN
[   22.559847][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.561964][  T537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.562462][  T537] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.563451][  T537] RSP: 0018:ffa0000000c6f020 EFLAGS: 00010286
[   22.563900][  T537] RAX: 00000000ffffffa6 RBX: ff1100000be24040 RCX: 1ff400000018ddca
[   22.564549][  T537] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000be240f0
[   22.565524][  T537] RBP: ff110000104dc000 R08: 1fe22000017c481f R09: ff1100000c51ae58
[   22.565852][  T537] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   22.566266][  T537] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   22.566577][  T537] FS:  00007f93b6055840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   22.566950][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.567247][  T537] CR2: 000000003fb47988 CR3: 0000000004cd8002 CR4: 0000000000771ef0
[   22.567577][  T537] PKRU: 55555554
[   22.567739][  T537] Call Trace:
[   22.567903][  T537]  <TASK>
[   22.568030][  T537]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.568407][  T537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.568576][  T537]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.568787][  T537]  __dev_notify_flags (net/core/dev.c:9787)
[   22.569022][  T537]  ? netif_change_name (net/core/dev.c:1495)
[   22.569241][  T537]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.569458][  T537]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   22.569834][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.570069][  T537]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   22.570293][  T537]  netif_change_flags (net/core/dev.c:9820)
[   22.570511][  T537]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.570731][  T537]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.570956][  T537]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.571184][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.571618][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.572007][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.572225][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.572442][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.572661][  T537]  ? __kernel_text_address (kernel/extable.c:79)
[   22.573049][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.573283][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.573515][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.573743][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.574140][  T537]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.574359][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.574571][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.574788][  T537]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.575173][  T537]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   22.575392][  T537]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.575607][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.575827][  T537]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.576212][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.576430][  T537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.576650][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.576867][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.577098][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.577316][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.577533][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.577757][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.578289][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.578505][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.578723][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.578947][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.579178][  T537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.579397][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.579618][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.579835][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.580074][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.580297][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.580517][  T537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.580730][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.580953][  T537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.581334][  T537]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   22.581545][  T537]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   22.581771][  T537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.582008][  T537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.582234][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.582627][  T537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.583015][  T537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.583234][  T537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.583458][  T537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.583694][  T537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.583910][  T537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.584486][  T537]  ? move_addr_to_kernel (net/socket.c:258)
[   22.584703][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.584913][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.585142][  T537]  ___sys_sendmsg (net/socket.c:2752)
[   22.585358][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.585792][  T537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.586051][  T537]  __sys_sendmsg (net/socket.c:2784)
[   22.586272][  T537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.586491][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.586778][  T537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.587010][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.587247][  T537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.587639][  T537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.588035][  T537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.588260][  T537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.588736][  T537] RIP: 0033:0x7f93b628f08e
[   22.588987][  T537] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.590091][  T537] RSP: 002b:00007ffd0fddde70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.590435][  T537] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f93b628f08e
[   22.590762][  T537] RDX: 0000000000000000 RSI: 00007ffd0fdddf20 RDI: 0000000000000005
[   22.591103][  T537] RBP: 00007ffd0fddde80 R08: 0000000000000000 R09: 0000000000000000
[   22.591590][  T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb81
[   22.591919][  T537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0fdde5e0
| [   22.987710][  T563] ------------[ cut here ]------------
| [   22.988056][  T563] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/563
| [   22.988478][  T563] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.989417][  T563] Tainted: [W]=WARN
[   22.989586][  T563] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.989870][  T563] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.990182][  T563] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.991017][  T563] RSP: 0018:ffa0000000d7f1b0 EFLAGS: 00010286
[   22.991301][  T563] RAX: 00000000ffffffa6 RBX: ff1100000cdd6940 RCX: 1ff40000001afdfc
[   22.991631][  T563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd69f0
[   22.992004][  T563] RBP: ff11000008489000 R08: 1fe22000019bad3f R09: ff11000010208b80
[   22.992346][  T563] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   22.992668][  T563] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   22.993000][  T563] FS:  00007ffa2f208840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   22.993376][  T563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.993662][  T563] CR2: 00007ffa2f57d040 CR3: 000000000da96002 CR4: 0000000000771ef0
[   22.994020][  T563] PKRU: 55555554
[   22.994182][  T563] Call Trace:
[   22.994343][  T563]  <TASK>
[   22.994453][  T563]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.994679][  T563]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.994844][  T563]  __dev_notify_flags (net/core/dev.c:9787)
[   22.995073][  T563]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   22.995292][  T563]  ? netif_change_name (net/core/dev.c:1495)
[   22.995536][  T563]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.995758][  T563]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   22.995994][  T563]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   22.996215][  T563]  ? __dev_get_by_name (net/core/dev.c:883)
[   22.996429][  T563]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   22.996658][  T563]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   22.996880][  T563]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.997108][  T563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.997333][  T563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.997542][  T563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.997757][  T563]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.997988][  T563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.998208][  T563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.998425][  T563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.998659][  T563]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.998876][  T563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.999120][  T563]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.999332][  T563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.999545][  T563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.999760][  T563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.999994][  T563]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.000222][  T563]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.000452][  T563]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.000677][  T563]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.000888][  T563]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.001120][  T563]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.001337][  T563]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.001577][  T563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.001793][  T563]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.002044][  T563]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.002258][  T563]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.002480][  T563]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.002715][  T563]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.002934][  T563]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.003205][  T563]  ? move_addr_to_kernel (net/socket.c:258)
[   23.003431][  T563]  ___sys_sendmsg (net/socket.c:2752)
[   23.003646][  T563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.003851][  T563]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.004117][  T563]  ? 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))
[   23.004340][  T563]  __sys_sendmsg (net/socket.c:2784)
[   23.004555][  T563]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.004776][  T563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.005002][  T563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.005217][  T563]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.005433][  T563]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.005649][  T563]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.005865][  T563]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.006147][  T563] RIP: 0033:0x7ffa2f44208e
[   23.006376][  T563] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.007159][  T563] RSP: 002b:00007ffc2bbed330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.007487][  T563] RAX: ffffffffffffffda RBX: 00007ffc2bbedac8 RCX: 00007ffa2f44208e
[   23.007809][  T563] RDX: 0000000000000000 RSI: 00007ffc2bbed3e0 RDI: 0000000000000005
[   23.008146][  T563] RBP: 00007ffc2bbed340 R08: 0000000000000000 R09: 0000000000000000
[   23.008494][  T563] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb82
[   23.008819][  T563] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2bbedaa0
| [   23.042837][  T564] ------------[ cut here ]------------
| [   23.043051][  T564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/564
| [   23.043343][  T564] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.044096][  T564] Tainted: [W]=WARN
[   23.044219][  T564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.044410][  T564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.044606][  T564] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.045214][  T564] RSP: 0018:ffa0000000d8f020 EFLAGS: 00010286
[   23.045399][  T564] RAX: 00000000ffffffa6 RBX: ff110000027121c0 RCX: 1ff40000001b1dca
[   23.045622][  T564] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712270
[   23.045843][  T564] RBP: ff11000008489000 R08: 1fe22000004e244f R09: ff1100001020ae58
[   23.046140][  T564] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   23.046354][  T564] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.046574][  T564] FS:  00007f06cf987840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   23.046827][  T564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.047090][  T564] CR2: 0000000036fd6988 CR3: 000000000bd65001 CR4: 0000000000771ef0
[   23.047307][  T564] PKRU: 55555554
[   23.047416][  T564] Call Trace:
[   23.047526][  T564]  <TASK>
[   23.047606][  T564]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.047767][  T564]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.047880][  T564]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.048091][  T564]  __dev_notify_flags (net/core/dev.c:9787)
[   23.048233][  T564]  ? netif_change_name (net/core/dev.c:1495)
[   23.048387][  T564]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.048541][  T564]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.048692][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.048839][  T564]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.049045][  T564]  netif_change_flags (net/core/dev.c:9820)
[   23.049184][  T564]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.049329][  T564]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.049480][  T564]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.049619][  T564]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.049789][  T564]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.049940][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.050143][  T564]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.050281][  T564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.050417][  T564]  ? __kernel_text_address (kernel/extable.c:79)
[   23.050556][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.050698][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.050833][  T564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.051037][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.051171][  T564]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.051311][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.051453][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.051597][  T564]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.051744][  T564]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.051891][  T564]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.052116][  T564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.052251][  T564]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.052390][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.052536][  T564]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.052677][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.052813][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.052961][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.053196][  T564]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.053335][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.053478][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.053616][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.053752][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.053892][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.054266][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.054410][  T564]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.054549][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.054685][  T564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.054818][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.054962][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.055170][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.055303][  T564]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.055435][  T564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.055569][  T564]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.055706][  T564]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.055843][  T564]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.055990][  T564]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.056124][  T564]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.056258][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.056395][  T564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.056530][  T564]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.056665][  T564]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.056816][  T564]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.056959][  T564]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.057164][  T564]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.057407][  T564]  ? move_addr_to_kernel (net/socket.c:258)
[   23.057612][  T564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.057811][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.058032][  T564]  ___sys_sendmsg (net/socket.c:2752)
[   23.058235][  T564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.058449][  T564]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.058597][  T564]  __sys_sendmsg (net/socket.c:2784)
[   23.058733][  T564]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.058866][  T564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.059050][  T564]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.059183][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.059318][  T564]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.059449][  T564]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.059581][  T564]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.059721][  T564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.059886][  T564] RIP: 0033:0x7f06cfbc108e
[   23.060039][  T564] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.060514][  T564] RSP: 002b:00007ffed9a3a8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.060720][  T564] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f06cfbc108e
[   23.060921][  T564] RDX: 0000000000000000 RSI: 00007ffed9a3a970 RDI: 0000000000000005
[   23.061133][  T564] RBP: 00007ffed9a3a8d0 R08: 0000000000000000 R09: 0000000000000000
[   23.061333][  T564] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb82
[   23.061533][  T564] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed9a3b030
| [   23.440860][  T594] ------------[ cut here ]------------
| [   23.441136][  T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/594
| [   23.441540][  T594] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.442797][  T594] Tainted: [W]=WARN
[   23.442961][  T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.443242][  T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.443519][  T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.444283][  T594] RSP: 0018:ffa0000000eeefe0 EFLAGS: 00010286
[   23.444549][  T594] RAX: 00000000ffffffa6 RBX: ff1100000cdd7540 RCX: 1ff40000001dddc2
[   23.444864][  T594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd75f0
[   23.445218][  T594] RBP: ff1100000d8f2000 R08: 1fe22000019baebf R09: ff1100000c8fd158
[   23.445530][  T594] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   23.445858][  T594] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   23.446190][  T594] FS:  00007feb188bf840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   23.446569][  T594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.446841][  T594] CR2: 000000001d1a1988 CR3: 0000000011377006 CR4: 0000000000771ef0
[   23.447194][  T594] PKRU: 55555554
[   23.447358][  T594] Call Trace:
[   23.447522][  T594]  <TASK>
[   23.447633][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.447847][  T594]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   23.448071][  T594]  notifier_call_chain (kernel/notifier.c:85)
[   23.448287][  T594]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   23.448494][  T594]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   23.448754][  T594]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.448967][  T594]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.449184][  T594]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.449390][  T594]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   23.449604][  T594]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   23.449865][  T594] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   23.450099][  T594]  ? write_profile (kernel/profile.c:194)
[   23.450314][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.450522][  T594]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   23.450792][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.451018][  T594]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   23.451223][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.451686][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.451894][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.452113][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.452316][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.452560][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.452777][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.452998][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.453205][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.453415][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.453626][  T594]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.453841][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.454064][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.454290][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.454504][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.454710][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.454921][  T594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.455148][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.455354][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.455564][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.455776][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.455998][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.456207][  T594]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.456412][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.456622][  T594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.456839][  T594]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.457062][  T594]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.457278][  T594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.457490][  T594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.457704][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.457925][  T594]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.458166][  T594]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.458387][  T594]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.458596][  T594]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.458824][  T594]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.459063][  T594]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.459326][  T594]  ? move_addr_to_kernel (net/socket.c:258)
[   23.459539][  T594]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.459761][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.460019][  T594]  ___sys_sendmsg (net/socket.c:2752)
[   23.460230][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.460492][  T594]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.460727][  T594]  __sys_sendmsg (net/socket.c:2784)
[   23.460944][  T594]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.461162][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.461444][  T594]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.461655][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.462080][  T594]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.462299][  T594]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.462509][  T594]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.462720][  T594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.462994][  T594] RIP: 0033:0x7feb18af908e
[   23.463214][  T594] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.463998][  T594] RSP: 002b:00007ffc31056f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.464316][  T594] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feb18af908e
[   23.464667][  T594] RDX: 0000000000000000 RSI: 00007ffc31057030 RDI: 0000000000000005
[   23.465031][  T594] RBP: 00007ffc31056f90 R08: 0000000000000000 R09: 0000000000000000
[   23.465374][  T594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb82
[   23.465689][  T594] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc310576f0
| [   23.468404][  T594] ------------[ cut here ]------------
| [   23.468613][  T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/594
| [   23.468995][  T594] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.469866][  T594] Tainted: [W]=WARN
[   23.470644][  T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.470909][  T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.471190][  T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.471908][  T594] RSP: 0018:ffa0000000eef060 EFLAGS: 00010286
[   23.472184][  T594] RAX: 00000000ffffffa6 RBX: ff1100000cdd6c40 RCX: 1ff40000001dddd2
[   23.472488][  T594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6cf0
[   23.472819][  T594] RBP: ff1100000cbaa000 R08: 1fe22000019bad9f R09: ff1100000c8fd158
[   23.473141][  T594] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   23.473444][  T594] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000eef100
[   23.473755][  T594] FS:  00007feb188bf840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   23.474126][  T594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.474383][  T594] CR2: 000000001d1a1988 CR3: 0000000011377006 CR4: 0000000000771ef0
[   23.474694][  T594] PKRU: 55555554
[   23.474847][  T594] Call Trace:
[   23.475018][  T594]  <TASK>
[   23.475124][  T594]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.475328][  T594]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.475483][  T594]  netif_close_many (net/core/dev.c:1804)
[   23.475688][  T594]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.475893][  T594]  ? __dev_close_many (net/core/dev.c:1781)
[   23.476112][  T594]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.476365][  T594]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.476621][  T594]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   23.476826][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.477045][  T594]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.477304][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.477513][  T594]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.477715][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.477914][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.478131][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.478334][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.478537][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.478776][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.478992][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.479193][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.479395][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.479602][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.479801][  T594]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.480019][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.480217][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.480422][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.480625][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.480830][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.481045][  T594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.481254][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.481454][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.481695][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.481905][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.482117][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.482321][  T594]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.482526][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.482734][  T594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.482950][  T594]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.483163][  T594]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.483368][  T594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.483575][  T594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.483778][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.484027][  T594]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.484233][  T594]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.484438][  T594]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.484645][  T594]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.484849][  T594]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.485067][  T594]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.485321][  T594]  ? move_addr_to_kernel (net/socket.c:258)
[   23.485554][  T594]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.485763][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.485992][  T594]  ___sys_sendmsg (net/socket.c:2752)
[   23.486197][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.486456][  T594]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.486686][  T594]  __sys_sendmsg (net/socket.c:2784)
[   23.486891][  T594]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.487112][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.487375][  T594]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.487586][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.487794][  T594]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.488016][  T594]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.488243][  T594]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.488448][  T594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.488705][  T594] RIP: 0033:0x7feb18af908e
[   23.488920][  T594] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.489659][  T594] RSP: 002b:00007ffc31056f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.489983][  T594] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feb18af908e
[   23.490296][  T594] RDX: 0000000000000000 RSI: 00007ffc31057030 RDI: 0000000000000005
[   23.490612][  T594] RBP: 00007ffc31056f90 R08: 0000000000000000 R09: 0000000000000000
[   23.490918][  T594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb82
[   23.491239][  T594] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc310576f0
| [   23.498176][  T594] ------------[ cut here ]------------
| [   23.498344][  T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/594
| [   23.498569][  T594] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.499185][  T594] Tainted: [W]=WARN
[   23.499285][  T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.499444][  T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.499613][  T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.500177][  T594] RSP: 0018:ffa0000000eef190 EFLAGS: 00010286
[   23.500360][  T594] RAX: 00000000ffffffa6 RBX: ff1100000b5eadc0 RCX: 1ff40000001dddf8
[   23.500552][  T594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eae70
[   23.500778][  T594] RBP: ff1100000cbaa000 R08: 1fe22000016bd5cf R09: ff1100000c8fd158
[   23.501054][  T594] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.501245][  T594] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.501445][  T594] FS:  00007feb188bf840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   23.501674][  T594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.501835][  T594] CR2: 0000561b07814d5c CR3: 0000000011377004 CR4: 0000000000771ef0
[   23.502042][  T594] PKRU: 55555554
[   23.502140][  T594] Call Trace:
[   23.502238][  T594]  <TASK>
[   23.502307][  T594]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.502474][  T594]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.502641][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.502775][  T594]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.502901][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.503039][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.503165][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.503307][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.503442][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.503591][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.503719][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.503843][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.503995][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.504123][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.504254][  T594]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.504386][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.504521][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.504665][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.504798][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.504931][  T594]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.505072][  T594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.505202][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.505330][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.505460][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.505592][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.505722][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.505850][  T594]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.505983][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.506111][  T594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.506241][  T594]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.506368][  T594]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.506496][  T594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.506625][  T594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.506756][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.506884][  T594]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.507025][  T594]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.507153][  T594]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.507283][  T594]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.507411][  T594]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.507537][  T594]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.507698][  T594]  ? move_addr_to_kernel (net/socket.c:258)
[   23.507825][  T594]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.507961][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.508098][  T594]  ___sys_sendmsg (net/socket.c:2752)
[   23.508225][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.508380][  T594]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.508517][  T594]  __sys_sendmsg (net/socket.c:2784)
[   23.508644][  T594]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.508768][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.508925][  T594]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.509121][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.509246][  T594]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.509370][  T594]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.509495][  T594]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.509620][  T594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.509778][  T594] RIP: 0033:0x7feb18af908e
[   23.509910][  T594] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.510368][  T594] RSP: 002b:00007ffc31056f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.510559][  T594] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feb18af908e
[   23.510746][  T594] RDX: 0000000000000000 RSI: 00007ffc31057030 RDI: 0000000000000005
[   23.510939][  T594] RBP: 00007ffc31056f90 R08: 0000000000000000 R09: 0000000000000000
[   23.511133][  T594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb82
[   23.511320][  T594] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc310576f0
| [   23.933877][  T622] ------------[ cut here ]------------
| [   23.934089][  T622] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/622
| [   23.934362][  T622] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.935009][  T622] Tainted: [W]=WARN
[   23.935114][  T622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.935288][  T622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.935470][  T622] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.936050][  T622] RSP: 0018:ffa000000105efe0 EFLAGS: 00010286
[   23.936225][  T622] RAX: 00000000ffffffa6 RBX: ff1100000c749cc0 RCX: 1ff400000020bdc2
[   23.936469][  T622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749d70
[   23.936675][  T622] RBP: ff1100000d8f2000 R08: 1fe22000018e93af R09: ff1100000c6cae58
[   23.936880][  T622] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   23.937193][  T622] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.937443][  T622] FS:  00007f4001ca5840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   23.937720][  T622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.937895][  T622] CR2: 000000001cc8f988 CR3: 00000000117c5003 CR4: 0000000000771ef0
[   23.938121][  T622] PKRU: 55555554
[   23.938225][  T622] Call Trace:
[   23.938333][  T622]  <TASK>
[   23.938406][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.938547][  T622]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   23.938686][  T622]  notifier_call_chain (kernel/notifier.c:85)
[   23.938830][  T622]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   23.938982][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.939119][  T622]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   23.939286][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.939423][  T622]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   23.939593][  T622]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.939731][  T622]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.939867][  T622]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   23.940013][  T622]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   23.940184][  T622] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   23.940340][  T622]  ? write_profile (kernel/profile.c:194)
[   23.940481][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.940617][  T622]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   23.940795][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.940940][  T622]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   23.941084][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.941220][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.941361][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.941500][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.941637][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.941796][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.941931][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.942084][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.942220][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.942361][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.942497][  T622]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.942638][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.942774][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.942910][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.943054][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.943198][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.943336][  T622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.943476][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.943612][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.943748][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.943886][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.944033][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.944170][  T622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.944309][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.944449][  T622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.944587][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.944722][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.944859][  T622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.945006][  T622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.945142][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.945285][  T622]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.945422][  T622]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.945559][  T622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.945702][  T622]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.945840][  T622]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.945983][  T622]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.946151][  T622]  ? move_addr_to_kernel (net/socket.c:258)
[   23.946287][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.946422][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.946560][  T622]  ___sys_sendmsg (net/socket.c:2752)
[   23.946697][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.946872][  T622]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.947030][  T622]  __sys_sendmsg (net/socket.c:2784)
[   23.947166][  T622]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.947301][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.947472][  T622]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.947610][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.947747][  T622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.947883][  T622]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.948035][  T622]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.948171][  T622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.948341][  T622] RIP: 0033:0x7f4001edf08e
[   23.948488][  T622] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.948986][  T622] RSP: 002b:00007ffe03b37fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.949194][  T622] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4001edf08e
[   23.949401][  T622] RDX: 0000000000000000 RSI: 00007ffe03b38050 RDI: 0000000000000005
[   23.949606][  T622] RBP: 00007ffe03b37fb0 R08: 0000000000000000 R09: 0000000000000000
[   23.949811][  T622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb83
[   23.950027][  T622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe03b38710
| [   23.951764][  T622] ------------[ cut here ]------------
| [   23.951896][  T622] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/622
| [   23.952152][  T622] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.952707][  T622] Tainted: [W]=WARN
[   23.952823][  T622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.953110][  T622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.953362][  T622] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.953834][  T622] RSP: 0018:ffa000000105f060 EFLAGS: 00010286
[   23.954091][  T622] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff400000020bdd2
[   23.954289][  T622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   23.954493][  T622] RBP: ff11000004aca000 R08: 1fe220000169568f R09: ff1100000c6cae58
[   23.954691][  T622] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   23.954888][  T622] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000105f100
[   23.955154][  T622] FS:  00007f4001ca5840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   23.955383][  T622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.955551][  T622] CR2: 000000001cc8f988 CR3: 00000000117c5003 CR4: 0000000000771ef0
[   23.955750][  T622] PKRU: 55555554
[   23.955851][  T622] Call Trace:
[   23.955956][  T622]  <TASK>
[   23.956143][  T622]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.956278][  T622]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.956381][  T622]  netif_close_many (net/core/dev.c:1804)
[   23.956512][  T622]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   23.956680][  T622]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.956809][  T622]  ? __dev_close_many (net/core/dev.c:1781)
[   23.956945][  T622]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.957276][  T622]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.957447][  T622]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   23.957584][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.957716][  T622]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.957883][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.958044][  T622]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.958178][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.958310][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.958444][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.958576][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.958707][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.958857][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.959003][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.959135][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.959270][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.959402][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.959532][  T622]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.959668][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.959799][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.959931][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.960072][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.960206][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.960338][  T622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.960469][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.960602][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.960738][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.960874][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.961018][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.961152][  T622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.961287][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.961424][  T622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.961559][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.961693][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.961832][  T622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.961976][  T622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.962111][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.962244][  T622]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.962376][  T622]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.962511][  T622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.962648][  T622]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.962781][  T622]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.962916][  T622]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.963100][  T622]  ? move_addr_to_kernel (net/socket.c:258)
[   23.963236][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.963375][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.963510][  T622]  ___sys_sendmsg (net/socket.c:2752)
[   23.963643][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.963808][  T622]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.963956][  T622]  __sys_sendmsg (net/socket.c:2784)
[   23.964094][  T622]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.964227][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.964395][  T622]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.964528][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.964662][  T622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.964798][  T622]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.964939][  T622]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.965078][  T622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.965242][  T622] RIP: 0033:0x7f4001edf08e
[   23.965384][  T622] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.965855][  T622] RSP: 002b:00007ffe03b37fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.966070][  T622] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4001edf08e
[   23.966270][  T622] RDX: 0000000000000000 RSI: 00007ffe03b38050 RDI: 0000000000000005
[   23.966469][  T622] RBP: 00007ffe03b37fb0 R08: 0000000000000000 R09: 0000000000000000
[   23.966668][  T622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb83
[   23.966867][  T622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe03b38710
| [   23.972078][  T622] ------------[ cut here ]------------
| [   23.972272][  T622] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/622
| [   23.972560][  T622] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.973318][  T622] Tainted: [W]=WARN
[   23.973478][  T622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.973704][  T622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.973922][  T622] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.974535][  T622] RSP: 0018:ffa000000105f190 EFLAGS: 00010286
[   23.974806][  T622] RAX: 00000000ffffffa6 RBX: ff1100000a3a39c0 RCX: 1ff400000020bdf8
[   23.975071][  T622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a3a70
[   23.975311][  T622] RBP: ff11000004aca000 R08: 1fe220000147474f R09: ff1100000c6cae58
[   23.975549][  T622] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.975791][  T622] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.976152][  T622] FS:  00007f4001ca5840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   23.976537][  T622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.976833][  T622] CR2: 0000561b07814d5c CR3: 00000000117c5002 CR4: 0000000000771ef0
[   23.977139][  T622] PKRU: 55555554
[   23.977286][  T622] Call Trace:
[   23.977432][  T622]  <TASK>
[   23.977550][  T622]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.977764][  T622]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.977999][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.978182][  T622]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.978360][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.978536][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.978716][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.978893][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.979099][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.979296][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.979473][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.979651][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.979826][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.980023][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.980202][  T622]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.980385][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.980569][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.980747][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.980924][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.981184][  T622]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.981362][  T622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.981543][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.981724][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.981901][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.982100][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.982280][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.982460][  T622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.982637][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.982816][  T622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.983017][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.983194][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.983374][  T622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.983556][  T622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.983733][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.983912][  T622]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.984115][  T622]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.984295][  T622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.984474][  T622]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.984657][  T622]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.984833][  T622]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.985061][  T622]  ? move_addr_to_kernel (net/socket.c:258)
[   23.985241][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.985420][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.985609][  T622]  ___sys_sendmsg (net/socket.c:2752)
[   23.985786][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.986016][  T622]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.986213][  T622]  __sys_sendmsg (net/socket.c:2784)
[   23.986458][  T622]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.986701][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.987022][  T622]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.987278][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.987525][  T622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.987705][  T622]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.987880][  T622]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.988082][  T622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.988291][  T622] RIP: 0033:0x7f4001edf08e
[   23.988476][  T622] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.989000][  T622] RSP: 002b:00007ffe03b37fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.989240][  T622] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4001edf08e
[   23.989475][  T622] RDX: 0000000000000000 RSI: 00007ffe03b38050 RDI: 0000000000000005
[   23.989719][  T622] RBP: 00007ffe03b37fb0 R08: 0000000000000000 R09: 0000000000000000
[   23.989965][  T622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb83
[   23.990220][  T622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe03b38710
| [   24.333686][  T648] ------------[ cut here ]------------
| [   24.333943][  T648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/648
| [   24.334301][  T648] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.335143][  T648] Tainted: [W]=WARN
[   24.335302][  T648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.335556][  T648] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.335829][  T648] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.336577][  T648] RSP: 0018:ffa000000119f060 EFLAGS: 00010286
[   24.336833][  T648] RAX: 00000000ffffffa6 RBX: ff1100000c7484c0 RCX: 1ff4000000233dd2
[   24.337151][  T648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748570
[   24.337459][  T648] RBP: ff1100000d9d1000 R08: 1fe22000018e90af R09: ff11000004fb8b58
[   24.337766][  T648] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   24.338080][  T648] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000119f100
[   24.338384][  T648] FS:  00007ff78817c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   24.338733][  T648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.339160][  T648] CR2: 00000000154e9988 CR3: 000000000dbd7002 CR4: 0000000000771ef0
[   24.339466][  T648] PKRU: 55555554
[   24.339614][  T648] Call Trace:
[   24.339766][  T648]  <TASK>
[   24.339872][  T648]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.340235][  T648]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.340396][  T648]  netif_close_many (net/core/dev.c:1804)
[   24.340606][  T648]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.340807][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.341127][  T648]  ? __dev_close_many (net/core/dev.c:1781)
[   24.341342][  T648]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.341607][  T648]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.341865][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.342172][  T648]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.342421][  T648]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   24.342621][  T648]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   24.342825][  T648]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   24.343184][  T648]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.343390][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.343596][  T648]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   24.343819][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.344173][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.344400][  T648]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.344604][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.344807][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.345055][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.345258][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.345462][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.345665][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.345872][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.346088][  T648]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   24.346292][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.346498][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.346705][  T648]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.346907][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.347130][  T648]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.347333][  T648]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.347534][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.347738][  T648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.347948][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.348166][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.348371][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.348583][  T648]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.348787][  T648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.349007][  T648]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.349229][  T648]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.349434][  T648]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.349639][  T648]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.349849][  T648]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.350076][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.350284][  T648]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.350492][  T648]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.350702][  T648]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.350910][  T648]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.351125][  T648]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.351331][  T648]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.351585][  T648]  ? move_addr_to_kernel (net/socket.c:258)
[   24.351794][  T648]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.352018][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.352227][  T648]  ___sys_sendmsg (net/socket.c:2752)
[   24.352431][  T648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.352699][  T648]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.352933][  T648]  __sys_sendmsg (net/socket.c:2784)
[   24.353158][  T648]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.353359][  T648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.353619][  T648]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.353826][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.354035][  T648]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.354233][  T648]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.354435][  T648]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.354640][  T648]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.354906][  T648] RIP: 0033:0x7ff7883b608e
[   24.355138][  T648] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.355866][  T648] RSP: 002b:00007fff3cd9b490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.356187][  T648] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff7883b608e
[   24.356489][  T648] RDX: 0000000000000000 RSI: 00007fff3cd9b540 RDI: 0000000000000005
[   24.356795][  T648] RBP: 00007fff3cd9b4a0 R08: 0000000000000000 R09: 0000000000000000
[   24.357108][  T648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb83
[   24.357414][  T648] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3cd9bc00
| [   24.362215][  T648] ------------[ cut here ]------------
| [   24.362368][  T648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/648
| [   24.362596][  T648] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.363149][  T648] Tainted: [W]=WARN
[   24.363248][  T648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.363409][  T648] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.363576][  T648] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.364041][  T648] RSP: 0018:ffa000000119f190 EFLAGS: 00010286
[   24.364202][  T648] RAX: 00000000ffffffa6 RBX: ff11000002712ac0 RCX: 1ff4000000233df8
[   24.364392][  T648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712b70
[   24.364583][  T648] RBP: ff1100000d9d1000 R08: 1fe22000004e256f R09: ff11000004fb8b58
[   24.364773][  T648] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   24.364981][  T648] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.365177][  T648] FS:  00007ff78817c840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   24.365417][  T648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.365668][  T648] CR2: 0000561b0775d620 CR3: 000000000dbd7002 CR4: 0000000000771ef0
[   24.365864][  T648] PKRU: 55555554
[   24.365977][  T648] Call Trace:
[   24.366076][  T648]  <TASK>
[   24.366144][  T648]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.366393][  T648]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.366548][  T648]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   24.366679][  T648]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   24.366887][  T648]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   24.367071][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.367199][  T648]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   24.367325][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.367537][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.367663][  T648]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.367789][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.367915][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.368081][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.368210][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.368339][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.368466][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.368676][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.368803][  T648]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   24.368932][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.369073][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.369202][  T648]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.369330][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.369465][  T648]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.369593][  T648]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.369719][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.369845][  T648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.369984][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.370114][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.370243][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.370371][  T648]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.370499][  T648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.370628][  T648]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.370758][  T648]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.370885][  T648]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.371026][  T648]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.371156][  T648]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.371282][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.371409][  T648]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.371539][  T648]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.371665][  T648]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.371793][  T648]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.371922][  T648]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.372059][  T648]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.372215][  T648]  ? move_addr_to_kernel (net/socket.c:258)
[   24.372341][  T648]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.372470][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.372598][  T648]  ___sys_sendmsg (net/socket.c:2752)
[   24.372723][  T648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.372881][  T648]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.373032][  T648]  __sys_sendmsg (net/socket.c:2784)
[   24.373159][  T648]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.373283][  T648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.373441][  T648]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.373570][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.373700][  T648]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.373830][  T648]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.373978][  T648]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.374113][  T648]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.374267][  T648] RIP: 0033:0x7ff7883b608e
[   24.374404][  T648] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.374854][  T648] RSP: 002b:00007fff3cd9b490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.375069][  T648] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff7883b608e
[   24.375271][  T648] RDX: 0000000000000000 RSI: 00007fff3cd9b540 RDI: 0000000000000005
[   24.375459][  T648] RBP: 00007fff3cd9b4a0 R08: 0000000000000000 R09: 0000000000000000
[   24.375647][  T648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb83
[   24.375839][  T648] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3cd9bc00
| [   24.729161][  T673] ------------[ cut here ]------------
| [   24.729497][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/673
| [   24.729929][  T673] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.730863][  T673] Tainted: [W]=WARN
[   24.731816][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.732133][  T673] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.732469][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.733255][  T673] RSP: 0018:ffa00000012ff060 EFLAGS: 00010286
[   24.733586][  T673] RAX: 00000000ffffffa6 RBX: ff11000008a9ac40 RCX: 1ff400000025fdd2
[   24.733917][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9acf0
[   24.734275][  T673] RBP: ff110000104d9000 R08: 1fe220000115359f R09: ff11000012148b58
[   24.734640][  T673] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   24.735004][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000012ff100
[   24.735338][  T673] FS:  00007f14f3324840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   24.735750][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.736061][  T673] CR2: 000000003af0c988 CR3: 000000000d84d002 CR4: 0000000000771ef0
[   24.736405][  T673] PKRU: 55555554
[   24.736601][  T673] Call Trace:
[   24.736799][  T673]  <TASK>
[   24.736957][  T673]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.737228][  T673]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.737434][  T673]  netif_close_many (net/core/dev.c:1804)
[   24.737673][  T673]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.737909][  T673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.738172][  T673]  ? __dev_close_many (net/core/dev.c:1781)
[   24.738408][  T673]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.738704][  T673]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.739024][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.739262][  T673]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.739539][  T673]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   24.739777][  T673]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   24.740052][  T673]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   24.740341][  T673]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.740576][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.740822][  T673]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   24.741092][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.741333][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.741583][  T673]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.741823][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.742112][  T673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.742391][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.742648][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.742892][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.743169][  T673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.743404][  T673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.743661][  T673]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   24.743928][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.744201][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.744453][  T673]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.744699][  T673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.744963][  T673]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.745221][  T673]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.745455][  T673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.745693][  T673]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.745965][  T673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.746229][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.746462][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.746700][  T673]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.746933][  T673]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.747198][  T673]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.747446][  T673]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.747687][  T673]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.747949][  T673]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.748227][  T673]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.748462][  T673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.748703][  T673]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.748946][  T673]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.749209][  T673]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.749449][  T673]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.749686][  T673]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.749924][  T673]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.750227][  T673]  ? move_addr_to_kernel (net/socket.c:258)
[   24.750469][  T673]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.750704][  T673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.750952][  T673]  ___sys_sendmsg (net/socket.c:2752)
[   24.751202][  T673]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.751492][  T673]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.751750][  T673]  __sys_sendmsg (net/socket.c:2784)
[   24.752024][  T673]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.752281][  T673]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.752595][  T673]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.752859][  T673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.753127][  T673]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.753371][  T673]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.753619][  T673]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.753856][  T673]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.754166][  T673] RIP: 0033:0x7f14f355e08e
[   24.754422][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.755166][  T673] RSP: 002b:00007ffccc472a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.755500][  T673] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14f355e08e
[   24.755821][  T673] RDX: 0000000000000000 RSI: 00007ffccc472b40 RDI: 0000000000000005
[   24.756166][  T673] RBP: 00007ffccc472aa0 R08: 0000000000000000 R09: 0000000000000000
[   24.756496][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   24.756826][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc473200
| [   24.762422][  T673] ------------[ cut here ]------------
| [   24.762689][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/673
| [   24.763079][  T673] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.763955][  T673] Tainted: [W]=WARN
[   24.764182][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.764498][  T673] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.764808][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.765582][  T673] RSP: 0018:ffa00000012ff190 EFLAGS: 00010286
[   24.765896][  T673] RAX: 00000000ffffffa6 RBX: ff1100000c456940 RCX: 1ff400000025fdf8
[   24.766266][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4569f0
[   24.766615][  T673] RBP: ff110000104d9000 R08: 1fe220000188ad3f R09: ff11000012148b58
[   24.766966][  T673] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   24.767338][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.767682][  T673] FS:  00007f14f3324840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   24.768105][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.768406][  T673] CR2: 000000003af0c988 CR3: 000000000d84d002 CR4: 0000000000771ef0
[   24.768758][  T673] PKRU: 55555554
[   24.768986][  T673] Call Trace:
[   24.769190][  T673]  <TASK>
[   24.769344][  T673]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.769649][  T673]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.769936][  T673]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   24.770207][  T673]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   24.770449][  T673]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   24.770738][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.771004][  T673]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   24.771242][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.771486][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.771734][  T673]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.772004][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.772249][  T673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.772546][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.772798][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.773100][  T673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.773363][  T673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.773642][  T673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.773890][  T673]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   24.774165][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.774453][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.774710][  T673]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.774966][  T673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.775231][  T673]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.775500][  T673]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.775748][  T673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.776014][  T673]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.776261][  T673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.776511][  T673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.776766][  T673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.777038][  T673]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.777280][  T673]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.777530][  T673]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.777786][  T673]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.778059][  T673]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.778335][  T673]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.778590][  T673]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.778840][  T673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.779113][  T673]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.779361][  T673]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.779793][  T673]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.780082][  T673]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.780332][  T673]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.780604][  T673]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.781056][  T673]  ? move_addr_to_kernel (net/socket.c:258)
[   24.781302][  T673]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.781549][  T673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.781794][  T673]  ___sys_sendmsg (net/socket.c:2752)
[   24.782113][  T673]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.782397][  T673]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.782647][  T673]  __sys_sendmsg (net/socket.c:2784)
[   24.782890][  T673]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.783154][  T673]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.783445][  T673]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.783681][  T673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.783923][  T673]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.784201][  T673]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.784452][  T673]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.784704][  T673]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.785078][  T673] RIP: 0033:0x7f14f355e08e
[   24.785338][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.786270][  T673] RSP: 002b:00007ffccc472a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.786625][  T673] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14f355e08e
[   24.786993][  T673] RDX: 0000000000000000 RSI: 00007ffccc472b40 RDI: 0000000000000005
[   24.787486][  T673] RBP: 00007ffccc472aa0 R08: 0000000000000000 R09: 0000000000000000
[   24.787836][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   24.788362][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc473200
| [   25.079905][  T696] ------------[ cut here ]------------
| [   25.080132][  T696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/696
| [   25.080489][  T696] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.081391][  T696] Tainted: [W]=WARN
[   25.081506][  T696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.081740][  T696] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.081978][  T696] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.082489][  T696] RSP: 0018:ffa000000145ef70 EFLAGS: 00010286
[   25.082671][  T696] RAX: 00000000ffffffa6 RBX: ff1100000b5ea040 RCX: 1ff400000028bdb4
[   25.082890][  T696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5ea0f0
[   25.083192][  T696] RBP: ff1100000d8f2000 R08: 1fe22000016bd41f R09: ff1100000c6cae80
[   25.083457][  T696] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.083779][  T696] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   25.084124][  T696] FS:  00007f62b36fe840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   25.084472][  T696] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.084706][  T696] CR2: 00007fd8e6dabf98 CR3: 000000001216f001 CR4: 0000000000771ef0
[   25.084926][  T696] PKRU: 55555554
[   25.085053][  T696] Call Trace:
[   25.085164][  T696]  <TASK>
[   25.085240][  T696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.085388][  T696]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.085535][  T696]  notifier_call_chain (kernel/notifier.c:85)
[   25.085682][  T696]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.085827][  T696]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.085987][  T696]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.086133][  T696]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.086275][  T696]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.086444][  T696] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   25.086656][  T696]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.086809][  T696] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.086992][  T696]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.087214][  T696]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.087433][  T696]  ? nla_strscpy (lib/nlattr.c:795)
[   25.087660][  T696]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.087898][  T696]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.088136][  T696]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.088357][  T696]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.088581][  T696]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.088814][  T696]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.089052][  T696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.089261][  T696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.089486][  T696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.089706][  T696]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.089907][  T696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.090158][  T696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.090370][  T696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.090548][  T696]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.090694][  T696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.090836][  T696]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.090992][  T696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.091139][  T696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.091288][  T696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.091513][  T696]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.091662][  T696]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.091806][  T696]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.091956][  T696]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.092107][  T696]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.092267][  T696]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.092474][  T696]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.092624][  T696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.092769][  T696]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.092911][  T696]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.093068][  T696]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.093213][  T696]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.093419][  T696]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.093598][  T696]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.093826][  T696]  ? move_addr_to_kernel (net/socket.c:258)
[   25.093984][  T696]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.094131][  T696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.094278][  T696]  ___sys_sendmsg (net/socket.c:2752)
[   25.094420][  T696]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.094620][  T696]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.094807][  T696]  __sys_sendmsg (net/socket.c:2784)
[   25.094956][  T696]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.095106][  T696]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.095291][  T696]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.095437][  T696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.095584][  T696]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.095729][  T696]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.095873][  T696]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.096057][  T696]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.096236][  T696] RIP: 0033:0x7f62b393808e
[   25.096425][  T696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.097225][  T696] RSP: 002b:00007ffcdfbb6e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.097508][  T696] RAX: ffffffffffffffda RBX: 00007ffcdfbb75f8 RCX: 00007f62b393808e
[   25.097728][  T696] RDX: 0000000000000000 RSI: 00007ffcdfbb6f10 RDI: 0000000000000005
[   25.097950][  T696] RBP: 00007ffcdfbb6e70 R08: 0000000000000000 R09: 0000000000000000
[   25.098174][  T696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   25.098388][  T696] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfbb75d0
| [   25.100123][  T696] ------------[ cut here ]------------
| [   25.100265][  T696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/696
| [   25.100511][  T696] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.101108][  T696] Tainted: [W]=WARN
[   25.101217][  T696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.101396][  T696] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.101584][  T696] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.102098][  T696] RSP: 0018:ffa000000145efd0 EFLAGS: 00010286
[   25.102282][  T696] RAX: 00000000ffffffa6 RBX: ff11000005e46040 RCX: 1ff400000028bdc0
[   25.102496][  T696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e460f0
[   25.102707][  T696] RBP: ff1100000be7a000 R08: 1fe2200000bc8c1f R09: ff1100000c6cae80
[   25.102919][  T696] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.103144][  T696] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   25.103362][  T696] FS:  00007f62b36fe840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   25.103617][  T696] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.103796][  T696] CR2: 00007fd8e6dabf98 CR3: 000000001216f001 CR4: 0000000000771ef0
[   25.104021][  T696] PKRU: 55555554
[   25.104138][  T696] Call Trace:
[   25.104249][  T696]  <TASK>
[   25.104326][  T696]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.104472][  T696]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.104580][  T696]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.104723][  T696]  __dev_notify_flags (net/core/dev.c:9787)
[   25.104865][  T696]  ? netif_change_name (net/core/dev.c:1495)
[   25.105020][  T696]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.105165][  T696]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   25.105309][  T696]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.105453][  T696] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   25.105600][  T696]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.105746][  T696] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.105891][  T696]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.106073][  T696]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.106218][  T696]  ? nla_strscpy (lib/nlattr.c:795)
[   25.106364][  T696]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.106510][  T696]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.106652][  T696]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.106804][  T696]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.107024][  T696]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.107171][  T696]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.107315][  T696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.107457][  T696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.107600][  T696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.107741][  T696]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.107883][  T696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.108040][  T696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.108184][  T696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.108349][  T696]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.108497][  T696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.108640][  T696]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.108783][  T696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.108933][  T696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.109093][  T696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.109239][  T696]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.109386][  T696]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.109532][  T696]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.109678][  T696]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.109822][  T696]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.109979][  T696]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.110124][  T696]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.110267][  T696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.110413][  T696]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.110558][  T696]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.110701][  T696]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.110850][  T696]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.111005][  T696]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.111167][  T696]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.111344][  T696]  ? move_addr_to_kernel (net/socket.c:258)
[   25.111486][  T696]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.111630][  T696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.111775][  T696]  ___sys_sendmsg (net/socket.c:2752)
[   25.111917][  T696]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.112134][  T696]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.112300][  T696]  __sys_sendmsg (net/socket.c:2784)
[   25.112545][  T696]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.112687][  T696]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.112867][  T696]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.113037][  T696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.113292][  T696]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.113437][  T696]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.113580][  T696]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.113723][  T696]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.114007][  T696] RIP: 0033:0x7f62b393808e
[   25.114173][  T696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.114830][  T696] RSP: 002b:00007ffcdfbb6e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.115070][  T696] RAX: ffffffffffffffda RBX: 00007ffcdfbb75f8 RCX: 00007f62b393808e
[   25.115392][  T696] RDX: 0000000000000000 RSI: 00007ffcdfbb6f10 RDI: 0000000000000005
[   25.115617][  T696] RBP: 00007ffcdfbb6e70 R08: 0000000000000000 R09: 0000000000000000
[   25.115835][  T696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   25.116253][  T696] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfbb75d0
| [   25.163274][  T698] ------------[ cut here ]------------
| [   25.163459][  T698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/698
| [   25.163697][  T698] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.164287][  T698] Tainted: [W]=WARN
[   25.164391][  T698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.164568][  T698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.164830][  T698] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.165356][  T698] RSP: 0018:ffa000000147f020 EFLAGS: 00010286
[   25.165529][  T698] RAX: 00000000ffffffa6 RBX: ff11000005e47540 RCX: 1ff400000028fdca
[   25.165728][  T698] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e475f0
[   25.165926][  T698] RBP: ff1100000be7a000 R08: 1fe2200000bc8ebf R09: ff11000005008b58
[   25.166137][  T698] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   25.166354][  T698] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.166556][  T698] FS:  00007fe99758e840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   25.166794][  T698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.166974][  T698] CR2: 000000000d033988 CR3: 0000000012197004 CR4: 0000000000771ef0
[   25.167176][  T698] PKRU: 55555554
[   25.167279][  T698] Call Trace:
[   25.167380][  T698]  <TASK>
[   25.167471][  T698]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.167677][  T698]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.167796][  T698]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.168004][  T698]  __dev_notify_flags (net/core/dev.c:9787)
[   25.168199][  T698]  ? netif_change_name (net/core/dev.c:1495)
[   25.168335][  T698]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.168472][  T698]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.168668][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.168880][  T698]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.169110][  T698]  netif_change_flags (net/core/dev.c:9820)
[   25.169324][  T698]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.169535][  T698]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.169753][  T698]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.169982][  T698]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.170258][  T698]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.170439][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.170574][  T698]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.170706][  T698]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.170843][  T698]  ? __kernel_text_address (kernel/extable.c:79)
[   25.170993][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.171130][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.171269][  T698]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.171404][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.171537][  T698]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.171672][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.171804][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.171936][  T698]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.172080][  T698]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.172211][  T698]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.172345][  T698]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.172477][  T698]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.172614][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.172751][  T698]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.172887][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.173033][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.173167][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.173300][  T698]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.173481][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.173684][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.173894][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.174119][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.174286][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.174440][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.174574][  T698]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.174711][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.174847][  T698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.174992][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.175127][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.175260][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.175397][  T698]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.175538][  T698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.175674][  T698]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.175812][  T698]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.176001][  T698]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.176140][  T698]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.176274][  T698]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.176408][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.176544][  T698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.176677][  T698]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.176811][  T698]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.176953][  T698]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.177097][  T698]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.177230][  T698]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.177394][  T698]  ? move_addr_to_kernel (net/socket.c:258)
[   25.177526][  T698]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.177659][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.177793][  T698]  ___sys_sendmsg (net/socket.c:2752)
[   25.177928][  T698]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.178106][  T698]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.178254][  T698]  __sys_sendmsg (net/socket.c:2784)
[   25.178450][  T698]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.178645][  T698]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.178819][  T698]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.178958][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.179194][  T698]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.179425][  T698]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.179557][  T698]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.179691][  T698]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.179861][  T698] RIP: 0033:0x7fe9977c808e
[   25.180088][  T698] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.180566][  T698] RSP: 002b:00007ffd7365c230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.180776][  T698] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe9977c808e
[   25.181059][  T698] RDX: 0000000000000000 RSI: 00007ffd7365c2e0 RDI: 0000000000000005
[   25.181261][  T698] RBP: 00007ffd7365c240 R08: 0000000000000000 R09: 0000000000000000
[   25.181461][  T698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   25.181660][  T698] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7365c9a0
| [   25.467454][  T720] ------------[ cut here ]------------
| [   25.467654][  T720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/720
| [   25.467926][  T720] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.468548][  T720] Tainted: [W]=WARN
[   25.468661][  T720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.468845][  T720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.469053][  T720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.469580][  T720] RSP: 0018:ffa00000015aef70 EFLAGS: 00010286
[   25.469764][  T720] RAX: 00000000ffffffa6 RBX: ff11000008a9bb40 RCX: 1ff40000002b5db4
[   25.469993][  T720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9bbf0
[   25.470215][  T720] RBP: ff1100000d8f2000 R08: 1fe220000115377f R09: ff1100000cefd180
[   25.470444][  T720] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   25.470662][  T720] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   25.470882][  T720] FS:  00007fc0eefa0840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   25.471176][  T720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.471427][  T720] CR2: 00007fc0ef2701a0 CR3: 000000001227c006 CR4: 0000000000771ef0
[   25.471693][  T720] PKRU: 55555554
[   25.471804][  T720] Call Trace:
[   25.471917][  T720]  <TASK>
[   25.472024][  T720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.472174][  T720]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.472352][  T720]  notifier_call_chain (kernel/notifier.c:85)
[   25.472580][  T720]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.472812][  T720]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.473064][  T720]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.473282][  T720]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.473504][  T720]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.473728][  T720] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   25.473993][  T720]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.474223][  T720] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.474377][  T720]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.474532][  T720]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.474683][  T720]  ? nla_strscpy (lib/nlattr.c:795)
[   25.474833][  T720]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.474995][  T720]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.475159][  T720]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.475316][  T720]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.475474][  T720]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.475630][  T720]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.475786][  T720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.475944][  T720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.476102][  T720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.476259][  T720]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.476415][  T720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.476572][  T720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.476732][  T720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.476886][  T720]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.477050][  T720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.477204][  T720]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.477360][  T720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.477516][  T720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.477674][  T720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.477828][  T720]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.477999][  T720]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.478155][  T720]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.478314][  T720]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.478466][  T720]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.478630][  T720]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.478784][  T720]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.478935][  T720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.479103][  T720]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.479257][  T720]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.479412][  T720]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.479571][  T720]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.479725][  T720]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.479876][  T720]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.480070][  T720]  ? move_addr_to_kernel (net/socket.c:258)
[   25.480219][  T720]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.480366][  T720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.480514][  T720]  ___sys_sendmsg (net/socket.c:2752)
[   25.480665][  T720]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.480931][  T720]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.481105][  T720]  __sys_sendmsg (net/socket.c:2784)
[   25.481257][  T720]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.481424][  T720]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.481615][  T720]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.481773][  T720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.481926][  T720]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.482090][  T720]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.482246][  T720]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.482402][  T720]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.482595][  T720] RIP: 0033:0x7fc0ef1da08e
[   25.482755][  T720] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.483295][  T720] RSP: 002b:00007ffe0cb0d7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.483528][  T720] RAX: ffffffffffffffda RBX: 00007ffe0cb0df88 RCX: 00007fc0ef1da08e
[   25.483755][  T720] RDX: 0000000000000000 RSI: 00007ffe0cb0d8a0 RDI: 0000000000000005
[   25.484006][  T720] RBP: 00007ffe0cb0d800 R08: 0000000000000000 R09: 0000000000000000
[   25.484237][  T720] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   25.484465][  T720] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0cb0df60
| [   25.486379][  T720] ------------[ cut here ]------------
| [   25.486543][  T720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/720
| [   25.486811][  T720] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.487442][  T720] Tainted: [W]=WARN
[   25.487553][  T720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.487738][  T720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.487931][  T720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.488565][  T720] RSP: 0018:ffa00000015aefd0 EFLAGS: 00010286
[   25.488758][  T720] RAX: 00000000ffffffa6 RBX: ff11000008a9a940 RCX: 1ff40000002b5dc0
[   25.489054][  T720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9a9f0
[   25.489282][  T720] RBP: ff1100000d9fa000 R08: 1fe220000115353f R09: ff1100000cefd180
[   25.489508][  T720] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.489731][  T720] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fae04
[   25.489962][  T720] FS:  00007fc0eefa0840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   25.490298][  T720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.490492][  T720] CR2: 00007fc0ef2701a0 CR3: 000000001227c006 CR4: 0000000000771ef0
[   25.490784][  T720] PKRU: 55555554
[   25.490900][  T720] Call Trace:
[   25.491085][  T720]  <TASK>
[   25.491167][  T720]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.491322][  T720]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.491442][  T720]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.491594][  T720]  __dev_notify_flags (net/core/dev.c:9787)
[   25.491746][  T720]  ? netif_change_name (net/core/dev.c:1495)
[   25.491900][  T720]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.492167][  T720]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   25.492316][  T720]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.492463][  T720] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   25.492617][  T720]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.492768][  T720] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.492917][  T720]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.493182][  T720]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.493329][  T720]  ? nla_strscpy (lib/nlattr.c:795)
[   25.493478][  T720]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.493626][  T720]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.493774][  T720]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.493919][  T720]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.494201][  T720]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.494350][  T720]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.494497][  T720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.494644][  T720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.494791][  T720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.494933][  T720]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.495113][  T720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.495262][  T720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.495408][  T720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.495553][  T720]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.495697][  T720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.495843][  T720]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.496001][  T720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.496153][  T720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.496297][  T720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.496443][  T720]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.496591][  T720]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.496741][  T720]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.496890][  T720]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.497046][  T720]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.497193][  T720]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.497341][  T720]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.497486][  T720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.497632][  T720]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.497780][  T720]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.497926][  T720]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.498086][  T720]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.498231][  T720]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.498376][  T720]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.498553][  T720]  ? move_addr_to_kernel (net/socket.c:258)
[   25.498698][  T720]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.498843][  T720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.499002][  T720]  ___sys_sendmsg (net/socket.c:2752)
[   25.499149][  T720]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.499329][  T720]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.499491][  T720]  __sys_sendmsg (net/socket.c:2784)
[   25.499637][  T720]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.499782][  T720]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.499978][  T720]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.500123][  T720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.500272][  T720]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.500418][  T720]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.500564][  T720]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.500715][  T720]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.500895][  T720] RIP: 0033:0x7fc0ef1da08e
[   25.501060][  T720] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.501575][  T720] RSP: 002b:00007ffe0cb0d7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.501799][  T720] RAX: ffffffffffffffda RBX: 00007ffe0cb0df88 RCX: 00007fc0ef1da08e
[   25.502056][  T720] RDX: 0000000000000000 RSI: 00007ffe0cb0d8a0 RDI: 0000000000000005
[   25.502273][  T720] RBP: 00007ffe0cb0d800 R08: 0000000000000000 R09: 0000000000000000
[   25.502488][  T720] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   25.502705][  T720] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0cb0df60
| [   25.532791][  T721] ------------[ cut here ]------------
| [   25.532987][  T721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/721
| [   25.533260][  T721] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.533829][  T721] Tainted: [W]=WARN
[   25.533934][  T721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.534116][  T721] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.534298][  T721] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.534813][  T721] RSP: 0018:ffa00000015af020 EFLAGS: 00010286
[   25.534999][  T721] RAX: 00000000ffffffa6 RBX: ff11000008a9b9c0 RCX: 1ff40000002b5dca
[   25.535209][  T721] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a9ba70
[   25.535416][  T721] RBP: ff1100000d9fa000 R08: 1fe220000115374f R09: ff11000004da5158
[   25.535628][  T721] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   25.535839][  T721] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.536069][  T721] FS:  00007f43495ea840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   25.536317][  T721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.536495][  T721] CR2: 00000000260a5988 CR3: 0000000012285002 CR4: 0000000000771ef0
[   25.536724][  T721] PKRU: 55555554
[   25.536833][  T721] Call Trace:
[   25.536962][  T721]  <TASK>
[   25.537077][  T721]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.537223][  T721]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.537327][  T721]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.537467][  T721]  __dev_notify_flags (net/core/dev.c:9787)
[   25.537604][  T721]  ? netif_change_name (net/core/dev.c:1495)
[   25.537741][  T721]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.537882][  T721]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.538035][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.538175][  T721]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.538315][  T721]  netif_change_flags (net/core/dev.c:9820)
[   25.538456][  T721]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.538595][  T721]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.538736][  T721]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.538873][  T721]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.539055][  T721]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.539193][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.539331][  T721]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.539473][  T721]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.539611][  T721]  ? __kernel_text_address (kernel/extable.c:79)
[   25.539750][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.539888][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.540037][  T721]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.540172][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.540309][  T721]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.540442][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.540577][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.540711][  T721]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.540848][  T721]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.540996][  T721]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.541133][  T721]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.541277][  T721]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.541416][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.541557][  T721]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.541695][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.541839][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.541986][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.542127][  T721]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.542262][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.542401][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.542538][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.542676][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.542813][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.542955][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.543098][  T721]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.543234][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.543370][  T721]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.543507][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.543646][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.543783][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.543923][  T721]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.544074][  T721]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.544215][  T721]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.544359][  T721]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.544501][  T721]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.544640][  T721]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.544777][  T721]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.544919][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.545134][  T721]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.545286][  T721]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.545428][  T721]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.545569][  T721]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.545708][  T721]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.545845][  T721]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.546027][  T721]  ? move_addr_to_kernel (net/socket.c:258)
[   25.546165][  T721]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.546303][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.546445][  T721]  ___sys_sendmsg (net/socket.c:2752)
[   25.546587][  T721]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.546760][  T721]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.546909][  T721]  __sys_sendmsg (net/socket.c:2784)
[   25.547055][  T721]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.547202][  T721]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.547375][  T721]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.547514][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.547651][  T721]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.547789][  T721]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.548031][  T721]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.548264][  T721]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.548436][  T721] RIP: 0033:0x7f434982408e
[   25.548584][  T721] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.549282][  T721] RSP: 002b:00007ffc369d2a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.549588][  T721] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f434982408e
[   25.549887][  T721] RDX: 0000000000000000 RSI: 00007ffc369d2ae0 RDI: 0000000000000005
[   25.550131][  T721] RBP: 00007ffc369d2a40 R08: 0000000000000000 R09: 0000000000000000
[   25.550342][  T721] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb84
[   25.550546][  T721] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc369d31a0
| [   25.799901][  T744] ------------[ cut here ]------------
| [   25.800166][  T744] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/744
| [   25.800497][  T744] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.801623][  T744] Tainted: [W]=WARN
[   25.801792][  T744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.802061][  T744] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.802317][  T744] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.802902][  T744] RSP: 0018:ffa00000016aef70 EFLAGS: 00010286
[   25.803160][  T744] RAX: 00000000ffffffa6 RBX: ff1100000c457240 RCX: 1ff40000002d5db4
[   25.803434][  T744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4572f0
[   25.803714][  T744] RBP: ff1100000d8f2000 R08: 1fe220000188ae5f R09: ff1100000c982e80
[   25.804036][  T744] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.804309][  T744] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.804702][  T744] FS:  00007f148ea3f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   25.805189][  T744] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.805532][  T744] CR2: 00007f148ec38460 CR3: 00000000123bf001 CR4: 0000000000771ef0
[   25.805929][  T744] PKRU: 55555554
[   25.806169][  T744] Call Trace:
[   25.806337][  T744]  <TASK>
[   25.806462][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.806662][  T744]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.806862][  T744]  notifier_call_chain (kernel/notifier.c:85)
[   25.807082][  T744]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.807280][  T744]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.807482][  T744]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.807680][  T744]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.807879][  T744]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.808098][  T744] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   25.808301][  T744]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.808501][  T744] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.808700][  T744]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.808900][  T744]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.809120][  T744]  ? nla_strscpy (lib/nlattr.c:795)
[   25.809327][  T744]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.809529][  T744]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.809724][  T744]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.809927][  T744]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.810152][  T744]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.810354][  T744]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.810587][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.810788][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.811006][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.811202][  T744]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.811399][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.811601][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.811799][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.812029][  T744]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.812247][  T744]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.812448][  T744]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.812649][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.812857][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.813080][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.813284][  T744]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.813484][  T744]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.813684][  T744]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.813893][  T744]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.814112][  T744]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.814313][  T744]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.814512][  T744]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.814707][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.814911][  T744]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.815162][  T744]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.815568][  T744]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.815794][  T744]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.816033][  T744]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.816250][  T744]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.816541][  T744]  ? move_addr_to_kernel (net/socket.c:258)
[   25.816745][  T744]  ___sys_sendmsg (net/socket.c:2752)
[   25.816941][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.817163][  T744]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.817379][  T744]  ? 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))
[   25.817584][  T744]  __sys_sendmsg (net/socket.c:2784)
[   25.817803][  T744]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.818032][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.818238][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.818445][  T744]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.818644][  T744]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.818841][  T744]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.819061][  T744]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.819294][  T744] RIP: 0033:0x7f148ec7908e
[   25.819504][  T744] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.820113][  T744] RSP: 002b:00007fffea5cd7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.820402][  T744] RAX: ffffffffffffffda RBX: 00007fffea5cdf70 RCX: 00007f148ec7908e
[   25.820778][  T744] RDX: 0000000000000000 RSI: 00007fffea5cd880 RDI: 0000000000000005
[   25.821166][  T744] RBP: 00007fffea5cd7e0 R08: 0000000000000000 R09: 0000000000000000
[   25.821464][  T744] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[   25.821736][  T744] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea5cdf48
| [   25.823932][  T744] ------------[ cut here ]------------
| [   25.824145][  T744] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/744
| [   25.824459][  T744] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.825202][  T744] Tainted: [W]=WARN
[   25.825364][  T744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.825600][  T744] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.825843][  T744] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.826460][  T744] RSP: 0018:ffa00000016aefd0 EFLAGS: 00010286
[   25.826703][  T744] RAX: 00000000ffffffa6 RBX: ff1100000c4573c0 RCX: 1ff40000002d5dc0
[   25.826996][  T744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457470
[   25.827266][  T744] RBP: ff1100000cbaa000 R08: 1fe220000188ae8f R09: ff1100000c982e80
[   25.827631][  T744] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.828025][  T744] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   25.828430][  T744] FS:  00007f148ea3f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   25.828862][  T744] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.829224][  T744] CR2: 00007f148ec38460 CR3: 00000000123bf001 CR4: 0000000000771ef0
[   25.829619][  T744] PKRU: 55555554
[   25.829779][  T744] Call Trace:
[   25.829940][  T744]  <TASK>
[   25.830088][  T744]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.830287][  T744]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.830447][  T744]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.830641][  T744]  __dev_notify_flags (net/core/dev.c:9787)
[   25.830841][  T744]  ? netif_change_name (net/core/dev.c:1495)
[   25.831081][  T744]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.831283][  T744]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   25.831479][  T744]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.831679][  T744] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   25.831881][  T744]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.832102][  T744] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.832304][  T744]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.832506][  T744]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.832702][  T744]  ? nla_strscpy (lib/nlattr.c:795)
[   25.832907][  T744]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.833159][  T744]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.833435][  T744]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.833712][  T744]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.834029][  T744]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.834267][  T744]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.834465][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.834659][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.834920][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.835143][  T744]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.835340][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.835540][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.835737][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.835932][  T744]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.836181][  T744]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.836381][  T744]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.836581][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.836788][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.837005][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.837270][  T744]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.837481][  T744]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.837679][  T744]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.837877][  T744]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.838095][  T744]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.838296][  T744]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.838491][  T744]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.838685][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.838882][  T744]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.839097][  T744]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.839305][  T744]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.839507][  T744]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.839706][  T744]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.840033][  T744]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.840272][  T744]  ? move_addr_to_kernel (net/socket.c:258)
[   25.840500][  T744]  ___sys_sendmsg (net/socket.c:2752)
[   25.840697][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.840894][  T744]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.841121][  T744]  ? 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))
[   25.841346][  T744]  __sys_sendmsg (net/socket.c:2784)
[   25.841544][  T744]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.841745][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.842037][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.842324][  T744]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.842599][  T744]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.842872][  T744]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.843100][  T744]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.843331][  T744] RIP: 0033:0x7f148ec7908e
[   25.843534][  T744] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.844428][  T744] RSP: 002b:00007fffea5cd7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.844827][  T744] RAX: ffffffffffffffda RBX: 00007fffea5cdf70 RCX: 00007f148ec7908e
[   25.845131][  T744] RDX: 0000000000000000 RSI: 00007fffea5cd880 RDI: 0000000000000005
[   25.845405][  T744] RBP: 00007fffea5cd7e0 R08: 0000000000000000 R09: 0000000000000000
[   25.845673][  T744] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[   25.845941][  T744] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea5cdf48
| [   25.895796][  T745] ------------[ cut here ]------------
| [   25.896092][  T745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/745
| [   25.896496][  T745] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.897377][  T745] Tainted: [W]=WARN
[   25.897537][  T745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.897799][  T745] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.898132][  T745] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.898845][  T745] RSP: 0018:ffa00000010df020 EFLAGS: 00010286
[   25.899121][  T745] RAX: 00000000ffffffa6 RBX: ff11000008b52640 RCX: 1ff400000021bdca
[   25.899430][  T745] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b526f0
[   25.899733][  T745] RBP: ff1100000cbaa000 R08: 1fe220000116a4df R09: ff1100000c845158
[   25.900088][  T745] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   25.900422][  T745] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.900770][  T745] FS:  00007f6df729e840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   25.901173][  T745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.901431][  T745] CR2: 0000000007f63988 CR3: 000000000d832005 CR4: 0000000000771ef0
[   25.901777][  T745] PKRU: 55555554
[   25.901940][  T745] Call Trace:
[   25.902115][  T745]  <TASK>
[   25.902230][  T745]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.902452][  T745]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.902619][  T745]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.902848][  T745]  __dev_notify_flags (net/core/dev.c:9787)
[   25.903076][  T745]  ? netif_change_name (net/core/dev.c:1495)
[   25.903284][  T745]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.903492][  T745]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.903698][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.903918][  T745]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.904183][  T745]  netif_change_flags (net/core/dev.c:9820)
[   25.904412][  T745]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.904619][  T745]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.904833][  T745]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.905056][  T745]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.905314][  T745]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.905550][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.905762][  T745]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.905990][  T745]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.906209][  T745]  ? __kernel_text_address (kernel/extable.c:79)
[   25.906425][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.906643][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.906861][  T745]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.907099][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.907313][  T745]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.907523][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.907732][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.907941][  T745]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.908167][  T745]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.908377][  T745]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.908584][  T745]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.908796][  T745]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.909024][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.909244][  T745]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.909458][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.909692][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.909902][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.910126][  T745]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.910337][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.910564][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.910776][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.910998][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.911204][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.911415][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.911624][  T745]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.911836][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.912068][  T745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.912277][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.912489][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.912715][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.912931][  T745]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.913159][  T745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.913372][  T745]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.913590][  T745]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.913804][  T745]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.914030][  T745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.914257][  T745]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.914487][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.914691][  T745]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.914902][  T745]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.915119][  T745]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.915327][  T745]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.915527][  T745]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.915723][  T745]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.915980][  T745]  ? move_addr_to_kernel (net/socket.c:258)
[   25.916182][  T745]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.916385][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.916625][  T745]  ___sys_sendmsg (net/socket.c:2752)
[   25.916848][  T745]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.917143][  T745]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.917371][  T745]  __sys_sendmsg (net/socket.c:2784)
[   25.917582][  T745]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.917794][  T745]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.918077][  T745]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.918297][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.918507][  T745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.918710][  T745]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.918914][  T745]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.919141][  T745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.919405][  T745] RIP: 0033:0x7f6df74d808e
[   25.919628][  T745] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.920425][  T745] RSP: 002b:00007ffe42e04e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.920741][  T745] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6df74d808e
[   25.921085][  T745] RDX: 0000000000000000 RSI: 00007ffe42e04ed0 RDI: 0000000000000005
[   25.921403][  T745] RBP: 00007ffe42e04e30 R08: 0000000000000000 R09: 0000000000000000
[   25.921720][  T745] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[   25.922063][  T745] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe42e05590
| [   26.273642][  T772] ------------[ cut here ]------------
| [   26.273986][  T772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/772
| [   26.274430][  T772] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.275442][  T772] Tainted: [W]=WARN
[   26.275661][  T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.276028][  T772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.276351][  T772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.277151][  T772] RSP: 0018:ffa000000181f060 EFLAGS: 00010286
[   26.277456][  T772] RAX: 00000000ffffffa6 RBX: ff1100000b4ab9c0 RCX: 1ff4000000303dd2
[   26.277811][  T772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aba70
[   26.278181][  T772] RBP: ff11000008489000 R08: 1fe220000169574f R09: ff110000101a2e58
[   26.278531][  T772] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.278890][  T772] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000181f100
[   26.279289][  T772] FS:  00007f268ee63840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.279693][  T772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.280028][  T772] CR2: 0000000032e64988 CR3: 0000000011766004 CR4: 0000000000771ef0
[   26.280401][  T772] PKRU: 55555554
[   26.280612][  T772] Call Trace:
[   26.280826][  T772]  <TASK>
[   26.281015][  T772]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.281281][  T772]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.281495][  T772]  netif_close_many (net/core/dev.c:1804)
[   26.281775][  T772]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.282064][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.282325][  T772]  ? __dev_close_many (net/core/dev.c:1781)
[   26.282579][  T772]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.282889][  T772]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.283222][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.283479][  T772]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.283780][  T772]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.284077][  T772]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.284335][  T772]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   26.284644][  T772]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.284902][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.285188][  T772]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   26.285445][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.285710][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.285996][  T772]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   26.286259][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.286527][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.286819][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.287102][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.287360][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.287617][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.287872][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.288153][  T772]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   26.288428][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.288683][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.288940][  T772]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   26.289227][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.289493][  T772]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   26.289768][  T772]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.290054][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.290314][  T772]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.290602][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.290889][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.291193][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.291471][  T772]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.291721][  T772]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.292001][  T772]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.292301][  T772]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.292582][  T772]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.292863][  T772]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.293138][  T772]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.293399][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.293660][  T772]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.293923][  T772]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.294218][  T772]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.294484][  T772]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.294748][  T772]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.295049][  T772]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.295401][  T772]  ? move_addr_to_kernel (net/socket.c:258)
[   26.295663][  T772]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.295918][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.296202][  T772]  ___sys_sendmsg (net/socket.c:2752)
[   26.296457][  T772]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.296770][  T772]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.297077][  T772]  __sys_sendmsg (net/socket.c:2784)
[   26.297386][  T772]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.297657][  T772]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.297997][  T772]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.298255][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.298544][  T772]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.298801][  T772]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.299102][  T772]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.299370][  T772]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.299705][  T772] RIP: 0033:0x7f268f09d08e
[   26.300010][  T772] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.300799][  T772] RSP: 002b:00007fff3e813a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.301183][  T772] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f268f09d08e
[   26.301540][  T772] RDX: 0000000000000000 RSI: 00007fff3e813b40 RDI: 0000000000000005
[   26.301897][  T772] RBP: 00007fff3e813aa0 R08: 0000000000000000 R09: 0000000000000000
[   26.302394][  T772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[   26.302818][  T772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3e814200
| [   26.309218][  T772] ------------[ cut here ]------------
| [   26.309466][  T772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/772
| [   26.309866][  T772] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.310804][  T772] Tainted: [W]=WARN
[   26.311022][  T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.311319][  T772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.311625][  T772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.312536][  T772] RSP: 0018:ffa000000181f190 EFLAGS: 00010286
[   26.313026][  T772] RAX: 00000000ffffffa6 RBX: ff110000090a8640 RCX: 1ff4000000303df8
[   26.313471][  T772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a86f0
[   26.313927][  T772] RBP: ff11000008489000 R08: 1fe22000012150df R09: ff110000101a2e58
[   26.314433][  T772] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.314999][  T772] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.315431][  T772] FS:  00007f268ee63840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.315908][  T772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.316315][  T772] CR2: 0000000032e64988 CR3: 0000000011766004 CR4: 0000000000771ef0
[   26.316743][  T772] PKRU: 55555554
[   26.317070][  T772] Call Trace:
[   26.317355][  T772]  <TASK>
[   26.317591][  T772]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.318002][  T772]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.318380][  T772]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.318716][  T772]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.319068][  T772]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   26.319447][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.319781][  T772]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   26.320136][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.320468][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.320810][  T772]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   26.321172][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.321501][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.321864][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.322213][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.322556][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.322880][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.323220][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.323562][  T772]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   26.323896][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.324233][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.324554][  T772]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   26.324907][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.325284][  T772]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   26.325642][  T772]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.325990][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.326328][  T772]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.326656][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.327016][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.327346][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.327700][  T772]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.328066][  T772]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.328396][  T772]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.328736][  T772]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.329101][  T772]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.329450][  T772]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.329784][  T772]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.330135][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.330469][  T772]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.330803][  T772]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.331240][  T772]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.331590][  T772]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.331924][  T772]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.332283][  T772]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.332740][  T772]  ? move_addr_to_kernel (net/socket.c:258)
[   26.333010][  T772]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.333257][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.333505][  T772]  ___sys_sendmsg (net/socket.c:2752)
[   26.333752][  T772]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.334068][  T772]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.334340][  T772]  __sys_sendmsg (net/socket.c:2784)
[   26.334612][  T772]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.334856][  T772]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.335181][  T772]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.335426][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.335681][  T772]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.335927][  T772]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.336198][  T772]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.336453][  T772]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.336748][  T772] RIP: 0033:0x7f268f09d08e
[   26.337043][  T772] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.337781][  T772] RSP: 002b:00007fff3e813a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.338145][  T772] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f268f09d08e
[   26.338484][  T772] RDX: 0000000000000000 RSI: 00007fff3e813b40 RDI: 0000000000000005
[   26.338843][  T772] RBP: 00007fff3e813aa0 R08: 0000000000000000 R09: 0000000000000000
[   26.339200][  T772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[   26.339522][  T772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3e814200
| [   26.637883][  T166] ------------[ cut here ]------------
| [   26.638306][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   26.638670][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.639803][  T166] Tainted: [W]=WARN
[   26.639921][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.640131][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.640336][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.640893][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   26.641329][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c4570c0 RCX: 1ff4000000108ebf
[   26.641574][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457170
[   26.641808][  T166] RBP: ff1100000d8f2000 R08: 1fe220000188ae2f R09: ff1100000cab2f20
[   26.642264][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   26.642611][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   26.642914][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   26.643326][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.643606][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   26.643866][  T166] PKRU: 55555554
[   26.644004][  T166] Call Trace:
[   26.644121][  T166]  <TASK>
[   26.644213][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.644373][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.644494][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.644662][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.644818][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.644986][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.645144][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.645298][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   26.645483][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   26.645669][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.645824][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.645986][  T166]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.646139][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.646290][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.646485][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.646643][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.646797][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.646980][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.647184][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.647380][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.647536][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.647694][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.647856][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.648024][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.648252][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.648454][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.648617][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.648775][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.648986][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.649140][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.649294][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.649453][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.649671][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.649800][  T166]  new_sync_write (fs/read_write.c:595)
[   26.649982][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.650197][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.650401][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.650561][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.650722][  T166]  vfs_write (fs/read_write.c:688)
[   26.650845][  T166]  ksys_write (fs/read_write.c:740)
[   26.650976][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.651134][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.651294][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.651453][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.651634][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.651788][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.651940][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.652143][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.652305][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.652845][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.653090][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.653317][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.653549][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.653778][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.654023][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.678488][  T166] ------------[ cut here ]------------
| [   26.678738][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   26.679113][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.680039][  T166] Tainted: [W]=WARN
[   26.680204][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.680474][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.680731][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.681528][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   26.681741][  T166] RAX: 00000000ffffffa6 RBX: ff1100000bf1cf40 RCX: 1ff4000000108e81
[   26.682167][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1cff0
[   26.682405][  T166] RBP: ff1100000cbaa000 R08: 1fe22000017e39ff R09: ff1100000cab2ef8
[   26.682642][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   26.682875][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fa000
[   26.683221][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   26.683509][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.683711][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   26.683946][  T166] PKRU: 55555554
[   26.684075][  T166] Call Trace:
[   26.684197][  T166]  <TASK>
[   26.684281][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.684465][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.684589][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.684753][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.684919][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.685092][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.685293][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.685494][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   26.685662][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.685862][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.686041][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.686243][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.686411][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.686576][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.686776][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.686985][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.687148][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.687308][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.687472][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.687638][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.687798][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.687967][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.688138][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.688302][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.688541][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.688823][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.689106][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.689264][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.689422][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.689638][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.689877][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.690104][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.690344][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.690587][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.690768][  T166]  new_sync_write (fs/read_write.c:595)
[   26.691038][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.691269][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.691458][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.691685][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.691849][  T166]  vfs_write (fs/read_write.c:688)
[   26.691995][  T166]  ksys_write (fs/read_write.c:740)
[   26.692113][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.692268][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.692425][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.692584][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.692742][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.692966][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.693209][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.693510][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.693750][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.694367][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.694618][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.694858][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.695107][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.695347][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.695586][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.700761][  T166] ------------[ cut here ]------------
| [   26.701018][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.701412][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.702230][  T166] Tainted: [W]=WARN
[   26.702400][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.702656][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.702917][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.703554][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   26.703809][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a8ac0 RCX: 1ff4000000108e81
[   26.704117][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8b70
[   26.704429][  T166] RBP: ff1100000d9fa000 R08: 1fe220000121516f R09: ff1100000cab2ef8
[   26.704710][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.705010][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7a000
[   26.705302][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.705638][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.705889][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.706200][  T166] PKRU: 55555554
[   26.706371][  T166] Call Trace:
[   26.706542][  T166]  <TASK>
[   26.706707][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   26.706917][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.707147][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.707358][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.707529][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.707739][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.707959][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.708184][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.708434][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.708684][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   26.708901][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.709188][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.709401][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.709657][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.709871][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.710155][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.710496][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.710738][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.710945][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.711170][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.711374][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.711586][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.711791][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.712014][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.712221][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.712431][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.712637][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.712883][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.713149][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.713379][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.713590][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.713839][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.714067][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.714279][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.714490][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.714710][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.714880][  T166]  new_sync_write (fs/read_write.c:595)
[   26.715118][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.715335][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.715548][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.715758][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.715997][  T166]  vfs_write (fs/read_write.c:688)
[   26.716171][  T166]  ksys_write (fs/read_write.c:740)
[   26.716345][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.716552][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.716763][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.716995][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.717207][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.717416][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.717624][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.717875][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.718112][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.718721][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.719033][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.719324][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.719611][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.719896][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.720201][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.732236][  T166] ------------[ cut here ]------------
| [   26.732483][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.732839][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.733721][  T166] Tainted: [W]=WARN
[   26.733887][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.734285][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.734608][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.735368][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   26.735716][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a3a3840 RCX: 1ff4000000108e81
[   26.736091][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a38f0
[   26.736445][  T166] RBP: ff1100000be7a000 R08: 1fe220000147471f R09: ff1100000cab2ef8
[   26.736798][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.737170][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2000
[   26.737528][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.737926][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.738264][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.738636][  T166] PKRU: 55555554
[   26.738867][  T166] Call Trace:
[   26.739125][  T166]  <TASK>
[   26.739323][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   26.739595][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.739864][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.740189][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.740425][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.740703][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.741008][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.741289][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.741617][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.741925][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   26.742229][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.742556][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.742851][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.743194][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.743476][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.743752][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.744193][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.744540][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.744811][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.745105][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.745410][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.745684][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.745963][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.746320][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.746614][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.746897][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.747146][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.747399][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.747652][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.747863][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.748113][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.748365][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.748675][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.748996][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.749284][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.749506][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.749673][  T166]  new_sync_write (fs/read_write.c:595)
[   26.749880][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.750137][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.750355][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.750562][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.750780][  T166]  vfs_write (fs/read_write.c:688)
[   26.750963][  T166]  ksys_write (fs/read_write.c:740)
[   26.751153][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.751377][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.751587][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.751814][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.752057][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.752261][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.752468][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.752708][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.752929][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.753547][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.753957][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.754270][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.754560][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.754843][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.755148][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.758940][  T166] ------------[ cut here ]------------
| [   26.759252][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   26.759753][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.760844][  T166] Tainted: [W]=WARN
[   26.761050][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.761386][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.761725][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.762642][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   26.762951][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a3a2f40 RCX: 1ff4000000108e81
[   26.763339][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a2ff0
[   26.763713][  T166] RBP: ff110000104d2000 R08: 1fe22000014745ff R09: ff1100000cab2ef8
[   26.764142][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   26.764510][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d12000
[   26.764907][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   26.765358][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.765663][  T166] CR2: 00007fb3483982a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.766062][  T166] PKRU: 55555554
[   26.766249][  T166] Call Trace:
[   26.766436][  T166]  <TASK>
[   26.766569][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   26.766832][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.767087][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.767340][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.767540][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.767788][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.768043][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.768277][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.768581][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.768885][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   26.769172][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.769486][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.769741][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.770067][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.770328][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.770587][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.770895][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.771216][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.771466][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.771708][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.771961][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.772221][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.772471][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.772716][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.772981][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.773229][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.773478][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.773791][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.774138][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.774390][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.774634][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.774945][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.775285][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.775532][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.775821][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.776083][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.776278][  T166]  new_sync_write (fs/read_write.c:595)
[   26.776534][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.776786][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.777048][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.777293][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.777542][  T166]  vfs_write (fs/read_write.c:688)
[   26.777733][  T166]  ksys_write (fs/read_write.c:740)
[   26.777921][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.778182][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.778429][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.778679][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.778923][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.779183][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.779427][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.779731][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.780004][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.780909][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.781298][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.781689][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.782068][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.782439][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.782812][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.788527][  T166] ------------[ cut here ]------------
| [   26.788798][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   26.789297][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.790551][  T166] Tainted: [W]=WARN
[   26.790742][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.791175][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.791617][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.792610][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   26.792921][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e564c0 RCX: 1ff4000000108e81
[   26.793405][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e56570
[   26.793774][  T166] RBP: ff11000004d12000 R08: 1fe2200000bcacaf R09: ff1100000cab2ef8
[   26.794267][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   26.794633][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c472000
[   26.795134][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   26.795558][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.795868][  T166] CR2: 00007fb3483982a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.796374][  T166] PKRU: 55555554
[   26.796558][  T166] Call Trace:
[   26.796743][  T166]  <TASK>
[   26.796872][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   26.797248][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.797497][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.797747][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.797926][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.798298][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.798537][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.798790][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.799220][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.799527][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   26.799779][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.800205][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.800450][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.800822][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.801196][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.801450][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.801759][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.802172][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.802410][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.802653][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.802902][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.803275][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.803534][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.803808][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.804190][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.804447][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.804696][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.805123][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.805438][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.805687][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.805933][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.806363][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.806613][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.806861][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.807231][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.807503][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.807685][  T166]  new_sync_write (fs/read_write.c:595)
[   26.807934][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.808304][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.808549][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.808792][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.809169][  T166]  vfs_write (fs/read_write.c:688)
[   26.809362][  T166]  ksys_write (fs/read_write.c:740)
[   26.809552][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.809793][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.810157][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.810418][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.810670][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.810915][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.811299][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.811618][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.811878][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.812889][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.813373][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.813747][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.814234][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.814583][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.814952][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.821250][  T166] ------------[ cut here ]------------
| [   26.821507][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   26.822018][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.823250][  T166] Tainted: [W]=WARN
[   26.823439][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.823746][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.824205][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.825194][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   26.825508][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e573c0 RCX: 1ff4000000108e81
[   26.825871][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e57470
[   26.826357][  T166] RBP: ff1100000c472000 R08: 1fe2200000bcae8f R09: ff1100000cab2ef8
[   26.826722][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   26.827215][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   26.827598][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   26.828161][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.828473][  T166] CR2: 00007fb3483982a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.828842][  T166] PKRU: 55555554
[   26.829140][  T166] Call Trace:
[   26.829326][  T166]  <TASK>
[   26.829456][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   26.829704][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.830094][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.830346][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.830534][  T166]  netif_close_many (net/core/dev.c:1804)
[   26.830780][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.831152][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   26.831403][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.831712][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.832140][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   26.832408][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.832718][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.833098][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.833415][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.833683][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.833955][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.834388][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.834699][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.834952][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.835305][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.835568][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.835812][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.836170][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.836412][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.836670][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.836923][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.837298][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.837605][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.837912][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.838277][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.838520][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.838820][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.839189][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.839437][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.839690][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.840096][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.840285][  T166]  new_sync_write (fs/read_write.c:595)
[   26.840529][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.840774][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.841141][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.841389][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.841644][  T166]  vfs_write (fs/read_write.c:688)
[   26.841833][  T166]  ksys_write (fs/read_write.c:740)
[   26.842168][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.842420][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.842664][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.842914][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.843281][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.843527][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.843774][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.844219][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.844482][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.845479][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.845849][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.846345][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.846704][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.847193][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.847583][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.860844][  T166] ------------[ cut here ]------------
| [   26.861120][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.861468][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.862257][  T166] Tainted: [W]=WARN
[   26.862420][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.862657][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.862904][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.863513][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   26.863755][  T166] RAX: 00000000ffffffa6 RBX: ff11000008b521c0 RCX: 1ff4000000108ea7
[   26.864069][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52270
[   26.864342][  T166] RBP: ff1100000cbaa000 R08: 1fe220000116a44f R09: ff1100000cab2ef8
[   26.864612][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.864924][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.865218][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.865525][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.865770][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.866076][  T166] PKRU: 55555554
[   26.866237][  T166] Call Trace:
[   26.866399][  T166]  <TASK>
[   26.866525][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.866768][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.867055][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.867268][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.867508][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.867708][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.867911][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.868168][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.868400][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.868600][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.868796][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.869014][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.869215][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.869412][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.869610][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.869811][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.870035][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.870249][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.870506][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.870743][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.870943][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.871164][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.871401][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.871598][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.871800][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.872016][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.872215][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.872376][  T166]  new_sync_write (fs/read_write.c:595)
[   26.872576][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.872776][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.872993][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.873193][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.873397][  T166]  vfs_write (fs/read_write.c:688)
[   26.873560][  T166]  ksys_write (fs/read_write.c:740)
[   26.873721][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.873915][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.874135][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.874336][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.874535][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.874736][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.874936][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.875191][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.875397][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.875988][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.876269][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.876542][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.876813][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.877115][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.877392][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.882218][  T166] ------------[ cut here ]------------
| [   26.882437][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.882782][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.884518][  T166] Tainted: [W]=WARN
[   26.884748][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.885072][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.885385][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.886055][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   26.886359][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cdd6ac0 RCX: 1ff4000000108ea7
[   26.886695][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6b70
[   26.887051][  T166] RBP: ff1100000d9fa000 R08: 1fe22000019bad6f R09: ff1100000cab2ef8
[   26.887390][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.887727][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.888083][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.888462][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.888764][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.889138][  T166] PKRU: 55555554
[   26.889367][  T166] Call Trace:
[   26.889600][  T166]  <TASK>
[   26.889795][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.890278][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.890586][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.890868][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.891283][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.891682][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.892100][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.892471][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.892903][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.893320][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.893636][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.894045][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.894449][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.894721][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.895089][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.895429][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.895732][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.895958][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.896210][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.896511][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.896763][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.896988][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.897227][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.897445][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.897721][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.898018][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.898309][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.898533][  T166]  new_sync_write (fs/read_write.c:595)
[   26.898785][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.899052][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.899255][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.899454][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.899659][  T166]  vfs_write (fs/read_write.c:688)
[   26.899826][  T166]  ksys_write (fs/read_write.c:740)
[   26.900028][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.900230][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.900434][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.900635][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.900834][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.901333][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.901539][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.901775][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.902010][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.902586][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.902864][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.903165][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.903548][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.903927][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.904327][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.910648][  T166] ------------[ cut here ]------------
| [   26.910850][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.911221][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.911996][  T166] Tainted: [W]=WARN
[   26.912162][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.912508][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.912760][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.913469][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   26.913713][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a3a0340 RCX: 1ff4000000108ea7
[   26.914014][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a03f0
[   26.914289][  T166] RBP: ff1100000be7a000 R08: 1fe220000147407f R09: ff1100000cab2ef8
[   26.914562][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.914940][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.915366][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.915801][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.916130][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.916478][  T166] PKRU: 55555554
[   26.916725][  T166] Call Trace:
[   26.916965][  T166]  <TASK>
[   26.917242][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.917575][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.917884][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.918241][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.918555][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.918829][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.919126][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.919434][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.919736][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.920027][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.920296][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.920566][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.920837][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.921134][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.921408][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.921686][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.921965][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.922313][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.922621][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.922926][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.923215][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.923484][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.923794][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.924083][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.924355][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.924623][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.924889][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.925142][  T166]  new_sync_write (fs/read_write.c:595)
[   26.925410][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.925679][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.925961][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.926311][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.926583][  T166]  vfs_write (fs/read_write.c:688)
[   26.926870][  T166]  ksys_write (fs/read_write.c:740)
[   26.927161][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.927496][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.927695][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.927898][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.928126][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.928327][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.928530][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.928768][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.928997][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.929585][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.929867][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.930166][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.930442][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.930724][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.931024][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.937494][  T166] ------------[ cut here ]------------
| [   26.937720][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.938104][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.938871][  T166] Tainted: [W]=WARN
[   26.939055][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.939300][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.939555][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.940258][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   26.940569][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a3a0dc0 RCX: 1ff4000000108ea7
[   26.940913][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a0e70
[   26.941279][  T166] RBP: ff110000104d2000 R08: 1fe22000014741cf R09: ff1100000cab2ef8
[   26.941628][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.941993][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.942450][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.942903][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.943241][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.943599][  T166] PKRU: 55555554
[   26.943835][  T166] Call Trace:
[   26.944093][  T166]  <TASK>
[   26.944296][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.944656][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.945048][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.945326][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.945641][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.945914][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.946230][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.946539][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.946839][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.947131][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.947401][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.947675][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.947944][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.948234][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.948532][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.948817][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.949116][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.949394][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.949711][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.950041][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.950316][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.950586][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.950890][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.951179][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.951448][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.951718][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.952015][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.952250][  T166]  new_sync_write (fs/read_write.c:595)
[   26.952522][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.952789][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.953079][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.953349][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.953623][  T166]  vfs_write (fs/read_write.c:688)
[   26.953853][  T166]  ksys_write (fs/read_write.c:740)
[   26.954105][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.954400][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.954719][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.954923][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.955142][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.955355][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.955561][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.955795][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.956023][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.956610][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.956889][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.957188][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.957469][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.957744][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.958038][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.962732][  T166] ------------[ cut here ]------------
| [   26.962982][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.963329][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.964108][  T166] Tainted: [W]=WARN
[   26.964271][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.964518][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.964763][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.965361][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   26.965599][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a3a1840 RCX: 1ff4000000108ea7
[   26.965869][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a18f0
[   26.966330][  T166] RBP: ff11000004d12000 R08: 1fe220000147431f R09: ff1100000cab2ef8
[   26.966602][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.966875][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.967248][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.967686][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.968076][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.968488][  T166] PKRU: 55555554
[   26.968738][  T166] Call Trace:
[   26.969051][  T166]  <TASK>
[   26.969243][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.969554][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.969857][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.970163][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.970482][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.970754][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.971048][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.971352][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.971656][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.971923][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.972202][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.972467][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.972733][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.973021][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.973286][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.973551][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.973842][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.974130][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.974433][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   26.974736][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   26.975022][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   26.975287][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   26.975591][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   26.975856][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   26.976141][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   26.976403][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   26.976665][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   26.976892][  T166]  new_sync_write (fs/read_write.c:595)
[   26.977176][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.977439][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   26.977702][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.977993][  T166]  ? ksys_write (fs/read_write.c:740)
[   26.978262][  T166]  vfs_write (fs/read_write.c:688)
[   26.978491][  T166]  ksys_write (fs/read_write.c:740)
[   26.978719][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   26.979006][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.979270][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.979537][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.979798][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.980148][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.980447][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.980827][  T166] RIP: 0033:0x7fd8e6c0c08e
[   26.981189][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.981789][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   26.982080][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   26.982349][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   26.982620][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   26.982893][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   26.983197][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   26.988091][  T166] ------------[ cut here ]------------
| [   26.988294][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   26.988636][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.989395][  T166] Tainted: [W]=WARN
[   26.989558][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.989804][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.990143][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.990857][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   26.991180][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c611e40 RCX: 1ff4000000108ea7
[   26.991514][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611ef0
[   26.991846][  T166] RBP: ff1100000c472000 R08: 1fe22000018c23df R09: ff1100000cab2ef8
[   26.992200][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.992549][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.992888][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   26.993277][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.993578][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   26.993910][  T166] PKRU: 55555554
[   26.994157][  T166] Call Trace:
[   26.994379][  T166]  <TASK>
[   26.994567][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.994870][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.995202][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   26.995475][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   26.995776][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   26.996066][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   26.996338][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   26.996664][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.996995][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   26.997270][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   26.997541][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.997815][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.998114][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   26.998385][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.998651][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   26.998915][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   26.999205][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   26.999496][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   26.999806][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   27.000129][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   27.000402][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   27.000669][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   27.000996][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   27.001302][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   27.001645][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   27.001911][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   27.002195][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   27.002488][  T166]  new_sync_write (fs/read_write.c:595)
[   27.002867][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.003284][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   27.003610][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.003885][  T166]  ? ksys_write (fs/read_write.c:740)
[   27.004185][  T166]  vfs_write (fs/read_write.c:688)
[   27.004469][  T166]  ksys_write (fs/read_write.c:740)
[   27.004749][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   27.005030][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.005235][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.005464][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.005670][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.005876][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.006107][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.006358][  T166] RIP: 0033:0x7fd8e6c0c08e
[   27.006576][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.007204][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   27.007483][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   27.007757][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   27.008316][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   27.008591][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   27.008992][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   27.015104][  T166] ------------[ cut here ]------------
| [   27.015297][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   27.015641][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.016559][  T166] Tainted: [W]=WARN
[   27.016775][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.017918][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.018331][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.019232][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   27.019563][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cdd6640 RCX: 1ff4000000108eef
[   27.019994][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd66f0
[   27.020324][  T166] RBP: ff1100000d8f2000 R08: 1fe22000019bacdf R09: ff1100000cab2ef8
[   27.020647][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.021008][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.021428][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   27.021788][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.022110][  T166] CR2: 00007f3aed8d92a0 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   27.022432][  T166] PKRU: 55555554
[   27.022675][  T166] Call Trace:
[   27.022896][  T166]  <TASK>
[   27.023104][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   27.023415][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.023704][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   27.023984][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   27.024245][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.024504][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   27.024762][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   27.025042][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.025304][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   27.025563][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   27.025823][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   27.026109][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   27.026402][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   27.026695][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   27.027021][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   27.027280][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   27.027574][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   27.027880][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   27.028163][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   27.028423][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   27.028714][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   27.029017][  T166]  new_sync_write (fs/read_write.c:595)
[   27.029317][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.029639][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   27.029831][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.030060][  T166]  ? ksys_write (fs/read_write.c:740)
[   27.030258][  T166]  vfs_write (fs/read_write.c:688)
[   27.030422][  T166]  ksys_write (fs/read_write.c:740)
[   27.030582][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   27.030793][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.031015][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.031219][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.031432][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.031719][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.031940][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.032198][  T166] RIP: 0033:0x7fd8e6c0c08e
[   27.032408][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.033094][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   27.033474][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   27.033751][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   27.034040][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   27.034313][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   27.034581][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   27.132365][  T794] ------------[ cut here ]------------
| [   27.132642][  T794] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/794
| [   27.133017][  T794] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.133883][  T794] Tainted: [W]=WARN
[   27.134058][  T794] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.134324][  T794] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.134595][  T794] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.135341][  T794] RSP: 0018:ffa000000188f060 EFLAGS: 00010286
[   27.135607][  T794] RAX: 00000000ffffffa6 RBX: ff1100000cdd61c0 RCX: 1ff4000000311dd2
[   27.135910][  T794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6270
[   27.136240][  T794] RBP: ff1100000825c000 R08: 1fe22000019bac4f R09: ff11000012240b58
[   27.136560][  T794] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   27.136862][  T794] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000188f100
[   27.137334][  T794] FS:  00007ffa740da840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   27.137798][  T794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.138071][  T794] CR2: 000000003cbe6988 CR3: 000000000dbd8002 CR4: 0000000000771ef0
[   27.138380][  T794] PKRU: 55555554
[   27.138532][  T794] Call Trace:
[   27.138685][  T794]  <TASK>
[   27.138794][  T794]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.139020][  T794]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.139177][  T794]  netif_close_many (net/core/dev.c:1804)
[   27.139380][  T794]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.139580][  T794]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.139784][  T794]  ? __dev_close_many (net/core/dev.c:1781)
[   27.140022][  T794]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   27.140285][  T794]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   27.140544][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.140756][  T794]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.141022][  T794]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   27.141244][  T794]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   27.141470][  T794]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   27.141727][  T794]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   27.141927][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.142172][  T794]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   27.142381][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.142590][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.142796][  T794]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.143035][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.143240][  T794]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.143484][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.143688][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.143893][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.144105][  T794]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.144306][  T794]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.144513][  T794]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.144719][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.144921][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.145124][  T794]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.145316][  T794]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.145522][  T794]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.145732][  T794]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.145946][  T794]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.146166][  T794]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.146367][  T794]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.146570][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.146772][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.147004][  T794]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.147209][  T794]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.147414][  T794]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.147625][  T794]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.147836][  T794]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.148058][  T794]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.148268][  T794]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.148470][  T794]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.148675][  T794]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.148882][  T794]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.149101][  T794]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.149317][  T794]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.149528][  T794]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.149734][  T794]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.150002][  T794]  ? move_addr_to_kernel (net/socket.c:258)
[   27.150212][  T794]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.150429][  T794]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.150638][  T794]  ___sys_sendmsg (net/socket.c:2752)
[   27.150842][  T794]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.151119][  T794]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.151348][  T794]  __sys_sendmsg (net/socket.c:2784)
[   27.151556][  T794]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.151772][  T794]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.152048][  T794]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.152251][  T794]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.152462][  T794]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.152660][  T794]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.152866][  T794]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.153118][  T794]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.153377][  T794] RIP: 0033:0x7ffa7431408e
[   27.153589][  T794] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.154326][  T794] RSP: 002b:00007ffd3077bcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.154640][  T794] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffa7431408e
[   27.154947][  T794] RDX: 0000000000000000 RSI: 00007ffd3077bd70 RDI: 0000000000000005
[   27.155263][  T794] RBP: 00007ffd3077bcd0 R08: 0000000000000000 R09: 0000000000000000
[   27.155566][  T794] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.155875][  T794] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3077c430
| [   27.160565][  T794] ------------[ cut here ]------------
| [   27.160805][  T794] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/794
| [   27.161268][  T794] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.162262][  T794] Tainted: [W]=WARN
[   27.162415][  T794] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.162667][  T794] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.162926][  T794] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.163738][  T794] RSP: 0018:ffa000000188f190 EFLAGS: 00010286
[   27.164165][  T794] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff4000000311df8
[   27.164462][  T794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   27.164757][  T794] RBP: ff1100000825c000 R08: 1fe220000169568f R09: ff11000012240b58
[   27.165181][  T794] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.165473][  T794] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.165767][  T794] FS:  00007ffa740da840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   27.166279][  T794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.166529][  T794] CR2: 000000003cbe6988 CR3: 000000000dbd8002 CR4: 0000000000771ef0
[   27.166826][  T794] PKRU: 55555554
[   27.167089][  T794] Call Trace:
[   27.167237][  T794]  <TASK>
[   27.167341][  T794]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   27.167598][  T794]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.167848][  T794]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   27.168168][  T794]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   27.168364][  T794]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   27.168614][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.168813][  T794]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   27.169168][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.169371][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.169569][  T794]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.169765][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.169977][  T794]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.170212][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.170408][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.170620][  T794]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.170825][  T794]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.171051][  T794]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.171252][  T794]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.171453][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.171648][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.171844][  T794]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.172053][  T794]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.172258][  T794]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.172460][  T794]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.172660][  T794]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.172854][  T794]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.173075][  T794]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.173272][  T794]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.173467][  T794]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.173667][  T794]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.173861][  T794]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.174070][  T794]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.174270][  T794]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.174462][  T794]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.174663][  T794]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.174861][  T794]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.175071][  T794]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.175285][  T794]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.175482][  T794]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.175677][  T794]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.175876][  T794]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.176102][  T794]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.176282][  T794]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.176529][  T794]  ? move_addr_to_kernel (net/socket.c:258)
[   27.176736][  T794]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.176930][  T794]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.177141][  T794]  ___sys_sendmsg (net/socket.c:2752)
[   27.177333][  T794]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.177578][  T794]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.177801][  T794]  __sys_sendmsg (net/socket.c:2784)
[   27.178007][  T794]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.178208][  T794]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.178457][  T794]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.178653][  T794]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.178851][  T794]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.179063][  T794]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.179256][  T794]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.179453][  T794]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.179696][  T794] RIP: 0033:0x7ffa7431408e
[   27.179907][  T794] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.180621][  T794] RSP: 002b:00007ffd3077bcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.180912][  T794] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffa7431408e
[   27.181224][  T794] RDX: 0000000000000000 RSI: 00007ffd3077bd70 RDI: 0000000000000005
[   27.181520][  T794] RBP: 00007ffd3077bcd0 R08: 0000000000000000 R09: 0000000000000000
[   27.181815][  T794] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.182146][  T794] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3077c430
| [   27.239182][  T795] ------------[ cut here ]------------
| [   27.239375][  T795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/795
| [   27.239637][  T795] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.240255][  T795] Tainted: [W]=WARN
[   27.240356][  T795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.240520][  T795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.240702][  T795] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.241211][  T795] RSP: 0018:ffa000000189f060 EFLAGS: 00010286
[   27.241379][  T795] RAX: 00000000ffffffa6 RBX: ff110000090a9240 RCX: 1ff4000000313dd2
[   27.241579][  T795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a92f0
[   27.241804][  T795] RBP: ff110000104dc000 R08: 1fe220000121525f R09: ff11000012205158
[   27.242019][  T795] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   27.242232][  T795] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000189f100
[   27.242435][  T795] FS:  00007fe7f8b72840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   27.242679][  T795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.242847][  T795] CR2: 00007fe7f8e421a0 CR3: 00000000121a6004 CR4: 0000000000771ef0
[   27.243064][  T795] PKRU: 55555554
[   27.243165][  T795] Call Trace:
[   27.243266][  T795]  <TASK>
[   27.243337][  T795]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.243477][  T795]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.243579][  T795]  netif_close_many (net/core/dev.c:1804)
[   27.243711][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.243845][  T795]  ? __dev_close_many (net/core/dev.c:1781)
[   27.244837][  T795]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   27.245102][  T795]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.245241][  T795]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   27.245406][  T795]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.245568][  T795]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   27.245701][  T795]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   27.245830][  T795]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   27.246012][  T795]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   27.246144][  T795]  ? geneve_dellink (./include/linux/list.h:127 (discriminator 1) ./include/linux/list.h:246 (discriminator 1) ./include/linux/list.h:260 (discriminator 1) drivers/net/geneve.c:2260 (discriminator 1)) geneve
[   27.246284][  T795]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   27.246419][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.246551][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.246679][  T795]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.246810][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.246942][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.247109][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.247239][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.247370][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.247509][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.247644][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.247777][  T795]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.247911][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.248061][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.248191][  T795]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.248322][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.248454][  T795]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.248583][  T795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.248714][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.248847][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.248989][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.249121][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.249251][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.249387][  T795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.249517][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.249648][  T795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.249788][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.249919][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.250095][  T795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.250290][  T795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.250430][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.250564][  T795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.250698][  T795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.250830][  T795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.250977][  T795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.251117][  T795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.251251][  T795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.251412][  T795]  ? move_addr_to_kernel (net/socket.c:258)
[   27.251544][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.251677][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.251812][  T795]  ___sys_sendmsg (net/socket.c:2752)
[   27.251941][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.252121][  T795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.252267][  T795]  __sys_sendmsg (net/socket.c:2784)
[   27.252403][  T795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.252536][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.252703][  T795]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.252834][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.252981][  T795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.253112][  T795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.253258][  T795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.253391][  T795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.253555][  T795] RIP: 0033:0x7fe7f8dac08e
[   27.253701][  T795] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.254218][  T795] RSP: 002b:00007ffd44042760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.254421][  T795] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7f8dac08e
[   27.254621][  T795] RDX: 0000000000000000 RSI: 00007ffd44042810 RDI: 0000000000000005
[   27.254817][  T795] RBP: 00007ffd44042770 R08: 0000000000000000 R09: 0000000000000000
[   27.255028][  T795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.255224][  T795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd44042ed0
| [   27.259358][  T795] ------------[ cut here ]------------
| [   27.259661][  T795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/795
| [   27.260137][  T795] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.261082][  T795] Tainted: [W]=WARN
[   27.261288][  T795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.261587][  T795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.261931][  T795] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.262669][  T795] RSP: 0018:ffa000000189f190 EFLAGS: 00010286
[   27.262992][  T795] RAX: 00000000ffffffa6 RBX: ff1100000bf1d540 RCX: 1ff4000000313df8
[   27.263349][  T795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1d5f0
[   27.263709][  T795] RBP: ff110000104dc000 R08: 1fe22000017e3abf R09: ff11000012205158
[   27.264088][  T795] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.264455][  T795] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.264802][  T795] FS:  00007fe7f8b72840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   27.265213][  T795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.265511][  T795] CR2: 0000561b07814d5c CR3: 00000000121a6001 CR4: 0000000000771ef0
[   27.265867][  T795] PKRU: 55555554
[   27.266089][  T795] Call Trace:
[   27.266289][  T795]  <TASK>
[   27.266446][  T795]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   27.266749][  T795]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.267068][  T795]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   27.267322][  T795]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   27.267568][  T795]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   27.267871][  T795]  ? geneve_dellink (./include/linux/list.h:127 (discriminator 1) ./include/linux/list.h:246 (discriminator 1) ./include/linux/list.h:260 (discriminator 1) drivers/net/geneve.c:2260 (discriminator 1)) geneve
[   27.268149][  T795]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   27.268400][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.268647][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.268900][  T795]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.269174][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.269420][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.269704][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.269959][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.270226][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.270472][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.270718][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.270986][  T795]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.271235][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.271481][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.271729][  T795]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.271995][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.272246][  T795]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.272521][  T795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.272767][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.273039][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.273287][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.273542][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.273783][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.274055][  T795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.274301][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.274553][  T795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.274804][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.275073][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.275327][  T795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.275584][  T795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.275829][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.276119][  T795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.276370][  T795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.276620][  T795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.276871][  T795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.277142][  T795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.277425][  T795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.277715][  T795]  ? move_addr_to_kernel (net/socket.c:258)
[   27.277991][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.278252][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.278502][  T795]  ___sys_sendmsg (net/socket.c:2752)
[   27.278748][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.279063][  T795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.279327][  T795]  __sys_sendmsg (net/socket.c:2784)
[   27.279578][  T795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.279839][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.280157][  T795]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.280397][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.280639][  T795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.280885][  T795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.281171][  T795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.281437][  T795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.281745][  T795] RIP: 0033:0x7fe7f8dac08e
[   27.282028][  T795] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.282767][  T795] RSP: 002b:00007ffd44042760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.283151][  T795] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7f8dac08e
[   27.283489][  T795] RDX: 0000000000000000 RSI: 00007ffd44042810 RDI: 0000000000000005
[   27.283828][  T795] RBP: 00007ffd44042770 R08: 0000000000000000 R09: 0000000000000000
[   27.284198][  T795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.284543][  T795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd44042ed0
| [   27.329037][  T166] ------------[ cut here ]------------
| [   27.329387][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   27.329959][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.331118][  T166] Tainted: [W]=WARN
[   27.331348][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.331695][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.332084][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.332929][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   27.333296][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a9840 RCX: 1ff4000000108ed1
[   27.333687][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a98f0
[   27.334099][  T166] RBP: ff11000004aca000 R08: 1fe220000121531f R09: ff1100000cab2ef8
[   27.334494][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.334887][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004aca000
[   27.335303][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   27.335748][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.336113][  T166] CR2: 00007ffe866f5ff8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   27.336509][  T166] PKRU: 55555554
[   27.336757][  T166] Call Trace:
[   27.337005][  T166]  <TASK>
[   27.337186][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.337474][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.337704][  T166]  register_netdevice (net/core/dev.c:11488)
[   27.338016][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   27.338350][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   27.338638][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   27.339010][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   27.339301][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   27.339638][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   27.340008][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.340295][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   27.340576][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   27.340914][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   27.341221][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   27.341553][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   27.341822][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   27.342116][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   27.342389][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   27.342607][  T166]  new_sync_write (fs/read_write.c:595)
[   27.342879][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.343178][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   27.343455][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.343730][  T166]  ? ksys_write (fs/read_write.c:740)
[   27.344059][  T166]  vfs_write (fs/read_write.c:688)
[   27.344308][  T166]  ksys_write (fs/read_write.c:740)
[   27.344544][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   27.344816][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.345126][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.345412][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.345692][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.345993][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.346275][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.346613][  T166] RIP: 0033:0x7fd8e6c0c08e
[   27.346918][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.347792][  T166] RSP: 002b:00007ffe866f5910 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   27.348214][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   27.348612][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   27.349030][  T166] RBP: 00007ffe866f5920 R08: 0000000000000000 R09: 0000000000000000
[   27.349419][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   27.349815][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   27.529246][  T801] ------------[ cut here ]------------
| [   27.529438][  T801] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/801
| [   27.529703][  T801] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.530683][  T801] Tainted: [W]=WARN
[   27.530798][  T801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.530991][  T801] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.531185][  T801] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.531718][  T801] RSP: 0018:ffa0000000c6f020 EFLAGS: 00010286
[   27.531904][  T801] RAX: 00000000ffffffa6 RBX: ff1100000c456f40 RCX: 1ff400000018ddca
[   27.532234][  T801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c456ff0
[   27.532444][  T801] RBP: ff11000004aca000 R08: 1fe220000188adff R09: ff1100000c9aae80
[   27.532662][  T801] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.532873][  T801] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.533169][  T801] FS:  00007f20bdc39840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   27.533459][  T801] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.533658][  T801] CR2: 0000000027402988 CR3: 000000001070e001 CR4: 0000000000771ef0
[   27.533873][  T801] PKRU: 55555554
[   27.534055][  T801] Call Trace:
[   27.534166][  T801]  <TASK>
[   27.534242][  T801]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   27.534386][  T801]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.534528][  T801]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.534638][  T801]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.534782][  T801]  __dev_notify_flags (net/core/dev.c:9787)
[   27.534924][  T801]  ? netif_change_name (net/core/dev.c:1495)
[   27.535130][  T801]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.535270][  T801]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.535406][  T801]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.535551][  T801]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.535694][  T801]  netif_change_flags (net/core/dev.c:9820)
[   27.535832][  T801]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.536045][  T801]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.536184][  T801]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.536359][  T801]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.536506][  T801]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.536652][  T801]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.536794][  T801]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.536939][  T801]  ? __kernel_text_address (kernel/extable.c:79)
[   27.537147][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.537286][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.537424][  T801]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.537565][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.537709][  T801]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.537843][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.538042][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.538178][  T801]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.538313][  T801]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.538450][  T801]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.538590][  T801]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.538733][  T801]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.538871][  T801]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.539077][  T801]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.539216][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.539351][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.539487][  T801]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.539635][  T801]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.539772][  T801]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.539910][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.540165][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.540300][  T801]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.540437][  T801]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.540576][  T801]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.540712][  T801]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.540852][  T801]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.541085][  T801]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.541222][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.541365][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.541503][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.541642][  T801]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.541785][  T801]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.541926][  T801]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.542166][  T801]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.542308][  T801]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.542445][  T801]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.542586][  T801]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.542722][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.542858][  T801]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.543081][  T801]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.543221][  T801]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.543359][  T801]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.543501][  T801]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.543637][  T801]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.543803][  T801]  ? move_addr_to_kernel (net/socket.c:258)
[   27.543941][  T801]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.544175][  T801]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.544317][  T801]  ___sys_sendmsg (net/socket.c:2752)
[   27.544450][  T801]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.544623][  T801]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.544772][  T801]  __sys_sendmsg (net/socket.c:2784)
[   27.544910][  T801]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.545131][  T801]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.545313][  T801]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.545452][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.545589][  T801]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.545724][  T801]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.545861][  T801]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.546061][  T801]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.546230][  T801] RIP: 0033:0x7f20bde7308e
[   27.546374][  T801] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.546854][  T801] RSP: 002b:00007ffd67c31f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.547111][  T801] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f20bde7308e
[   27.547320][  T801] RDX: 0000000000000000 RSI: 00007ffd67c32030 RDI: 0000000000000005
[   27.547527][  T801] RBP: 00007ffd67c31f90 R08: 0000000000000000 R09: 0000000000000000
[   27.547733][  T801] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.547945][  T801] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd67c326f0
| [   27.608224][  T803] ------------[ cut here ]------------
| [   27.608435][  T803] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/803
| [   27.608721][  T803] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.609385][  T803] Tainted: [W]=WARN
[   27.609500][  T803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.609692][  T803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.609893][  T803] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.610467][  T803] RSP: 0018:ffa00000018fef70 EFLAGS: 00010286
[   27.610667][  T803] RAX: 00000000ffffffa6 RBX: ff1100000b5ea640 RCX: 1ff400000031fdb4
[   27.610893][  T803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5ea6f0
[   27.611126][  T803] RBP: ff11000004aca000 R08: 1fe22000016bd4df R09: ff1100000cd2d180
[   27.611349][  T803] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.611583][  T803] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   27.611806][  T803] FS:  00007f749bfda840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   27.612075][  T803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.612259][  T803] CR2: 000000002f209a28 CR3: 0000000010575002 CR4: 0000000000771ef0
[   27.612482][  T803] PKRU: 55555554
[   27.612607][  T803] Call Trace:
[   27.612719][  T803]  <TASK>
[   27.612802][  T803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.612960][  T803]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.613129][  T803]  notifier_call_chain (kernel/notifier.c:85)
[   27.613323][  T803]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.613543][  T803]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.613769][  T803]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.614018][  T803]  netdev_upper_dev_link (net/core/dev.c:8972)
[   27.614241][  T803]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   27.614416][  T803] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   27.614648][  T803]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.614812][  T803] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.614980][  T803]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.615131][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.615281][  T803]  ? nla_strscpy (lib/nlattr.c:795)
[   27.615429][  T803]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.615582][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.615751][  T803]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.615898][  T803]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.616062][  T803]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.616229][  T803]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.616374][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.616522][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.616668][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.616814][  T803]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.616964][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.617125][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.617270][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.617416][  T803]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.617563][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.617709][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.617853][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.618015][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.618164][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.618359][  T803]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.618535][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.618682][  T803]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.618830][  T803]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.618984][  T803]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.619135][  T803]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.619283][  T803]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.619431][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.619583][  T803]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.619732][  T803]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.619879][  T803]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.620041][  T803]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.620202][  T803]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.620352][  T803]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.620544][  T803]  ? move_addr_to_kernel (net/socket.c:258)
[   27.620694][  T803]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.620840][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.620999][  T803]  ___sys_sendmsg (net/socket.c:2752)
[   27.621152][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.621347][  T803]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.621507][  T803]  __sys_sendmsg (net/socket.c:2784)
[   27.621661][  T803]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.621808][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.622006][  T803]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.622152][  T803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.622301][  T803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.622448][  T803]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.622596][  T803]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.622746][  T803]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.622928][  T803] RIP: 0033:0x7f749c21408e
[   27.623099][  T803] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.623619][  T803] RSP: 002b:00007ffe5f1be180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.623839][  T803] RAX: ffffffffffffffda RBX: 00007ffe5f1be918 RCX: 00007f749c21408e
[   27.624081][  T803] RDX: 0000000000000000 RSI: 00007ffe5f1be230 RDI: 0000000000000005
[   27.624296][  T803] RBP: 00007ffe5f1be190 R08: 0000000000000000 R09: 0000000000000000
[   27.624515][  T803] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.624733][  T803] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5f1be8f0
| [   27.626484][  T803] ------------[ cut here ]------------
| [   27.626629][  T803] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/803
| [   27.626886][  T803] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.627508][  T803] Tainted: [W]=WARN
[   27.627621][  T803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.627806][  T803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.628573][  T803] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.629129][  T803] RSP: 0018:ffa00000018fefd0 EFLAGS: 00010286
[   27.629373][  T803] RAX: 00000000ffffffa6 RBX: ff1100000b5ea940 RCX: 1ff400000031fdc0
[   27.629699][  T803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5ea9f0
[   27.630048][  T803] RBP: ff11000010482000 R08: 1fe22000016bd53f R09: ff1100000cd2d180
[   27.630308][  T803] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.630610][  T803] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   27.630946][  T803] FS:  00007f749bfda840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   27.631331][  T803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.631557][  T803] CR2: 000000002f209a28 CR3: 0000000010575002 CR4: 0000000000771ef0
[   27.631884][  T803] PKRU: 55555554
[   27.632071][  T803] Call Trace:
[   27.632242][  T803]  <TASK>
[   27.632355][  T803]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.632545][  T803]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.632660][  T803]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.632812][  T803]  __dev_notify_flags (net/core/dev.c:9787)
[   27.632984][  T803]  ? netif_change_name (net/core/dev.c:1495)
[   27.633135][  T803]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.633284][  T803]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   27.633428][  T803]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.633577][  T803] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   27.633730][  T803]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.633891][  T803] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.634060][  T803]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.634215][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.634363][  T803]  ? nla_strscpy (lib/nlattr.c:795)
[   27.634519][  T803]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.634670][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.634814][  T803]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.634983][  T803]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.635149][  T803]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.635301][  T803]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.635451][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.635601][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.635749][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.635894][  T803]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.636051][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.636209][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.636355][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.636502][  T803]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.636749][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.636905][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.637062][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.637206][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.637451][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.637603][  T803]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.637746][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.637889][  T803]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.638156][  T803]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.638302][  T803]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.638445][  T803]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.638595][  T803]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.638839][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.638991][  T803]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.639161][  T803]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.639378][  T803]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.639765][  T803]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.640005][  T803]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.640206][  T803]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.640385][  T803]  ? move_addr_to_kernel (net/socket.c:258)
[   27.640635][  T803]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.640778][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.640926][  T803]  ___sys_sendmsg (net/socket.c:2752)
[   27.641076][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.641354][  T803]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.641510][  T803]  __sys_sendmsg (net/socket.c:2784)
[   27.641654][  T803]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.641800][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.642092][  T803]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.642235][  T803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.642384][  T803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.642532][  T803]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.642777][  T803]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.642923][  T803]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.643136][  T803] RIP: 0033:0x7f749c21408e
[   27.643399][  T803] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.644001][  T803] RSP: 002b:00007ffe5f1be180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.644323][  T803] RAX: ffffffffffffffda RBX: 00007ffe5f1be918 RCX: 00007f749c21408e
[   27.644543][  T803] RDX: 0000000000000000 RSI: 00007ffe5f1be230 RDI: 0000000000000005
[   27.644856][  T803] RBP: 00007ffe5f1be190 R08: 0000000000000000 R09: 0000000000000000
[   27.645078][  T803] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   27.645291][  T803] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5f1be8f0
| [   27.714797][  T805] ------------[ cut here ]------------
| [   27.715133][  T805] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/805
| [   27.715569][  T805] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.716884][  T805] Tainted: [W]=WARN
[   27.717464][  T805] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.717771][  T805] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.718129][  T805] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.718917][  T805] RSP: 0018:ffa00000018ef020 EFLAGS: 00010286
[   27.719252][  T805] RAX: 00000000ffffffa6 RBX: ff11000005e576c0 RCX: 1ff400000031ddca
[   27.719603][  T805] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e57770
[   27.720022][  T805] RBP: ff11000010482000 R08: 1fe2200000bcaeef R09: ff1100000c985158
[   27.720402][  T805] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   27.720771][  T805] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.721153][  T805] FS:  00007f212d5e8840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   27.721569][  T805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.721883][  T805] CR2: 00000000171c8988 CR3: 000000000d98f005 CR4: 0000000000771ef0
[   27.722273][  T805] PKRU: 55555554
[   27.722481][  T805] Call Trace:
[   27.722691][  T805]  <TASK>
[   27.722859][  T805]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   27.723153][  T805]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.723421][  T805]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.723637][  T805]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.723893][  T805]  __dev_notify_flags (net/core/dev.c:9787)
[   27.724180][  T805]  ? netif_change_name (net/core/dev.c:1495)
[   27.724444][  T805]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.724709][  T805]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.724989][  T805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.725260][  T805]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.725527][  T805]  netif_change_flags (net/core/dev.c:9820)
[   27.725801][  T805]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.726093][  T805]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.726362][  T805]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.726630][  T805]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.726944][  T805]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.727233][  T805]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.727512][  T805]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.727784][  T805]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.728077][  T805]  ? __kernel_text_address (kernel/extable.c:79)
[   27.728345][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.728615][  T805]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.728884][  T805]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.729182][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.729448][  T805]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.729712][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.730002][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.730282][  T805]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.730549][  T805]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.730824][  T805]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.731109][  T805]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.731370][  T805]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.731632][  T805]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.731906][  T805]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.732184][  T805]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.732439][  T805]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.732743][  T805]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.733030][  T805]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.733290][  T805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.733552][  T805]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.733812][  T805]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.734095][  T805]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.734369][  T805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.734637][  T805]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.734921][  T805]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.735231][  T805]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.735507][  T805]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.735771][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.736063][  T805]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.736332][  T805]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.736599][  T805]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.736866][  T805]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.737162][  T805]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.737467][  T805]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.737737][  T805]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.738035][  T805]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.738309][  T805]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.738593][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.738852][  T805]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.739143][  T805]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.739394][  T805]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.739645][  T805]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.739906][  T805]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.740176][  T805]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.740485][  T805]  ? move_addr_to_kernel (net/socket.c:258)
[   27.740754][  T805]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.741042][  T805]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.741305][  T805]  ___sys_sendmsg (net/socket.c:2752)
[   27.741570][  T805]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.741885][  T805]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.742195][  T805]  __sys_sendmsg (net/socket.c:2784)
[   27.742458][  T805]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.742719][  T805]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.743071][  T805]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.743339][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.743613][  T805]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.743884][  T805]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.744176][  T805]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.744449][  T805]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.744764][  T805] RIP: 0033:0x7f212d82208e
[   27.745062][  T805] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.745850][  T805] RSP: 002b:00007fffe1b3f7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.746241][  T805] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f212d82208e
[   27.746613][  T805] RDX: 0000000000000000 RSI: 00007fffe1b3f850 RDI: 0000000000000005
[   27.747005][  T805] RBP: 00007fffe1b3f7b0 R08: 0000000000000000 R09: 0000000000000000
[   27.747377][  T805] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   27.747744][  T805] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe1b3ff10
| [   27.852924][  T811] ------------[ cut here ]------------
| [   27.853258][  T811] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/811
| [   27.853622][  T811] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.854315][  T811] Tainted: [W]=WARN
[   27.854425][  T811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.854612][  T811] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.854819][  T811] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.855365][  T811] RSP: 0018:ffa00000018eef70 EFLAGS: 00010286
[   27.855552][  T811] RAX: 00000000ffffffa6 RBX: ff1100000cdd7840 RCX: 1ff400000031ddb4
[   27.855775][  T811] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd78f0
[   27.856007][  T811] RBP: ff11000004aca000 R08: 1fe22000019baf1f R09: ff1100000c6b5180
[   27.856233][  T811] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.856469][  T811] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   27.856692][  T811] FS:  00007f0dab1c7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   27.856950][  T811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.857148][  T811] CR2: 0000000039ceda28 CR3: 0000000004fa3002 CR4: 0000000000771ef0
[   27.857369][  T811] PKRU: 55555554
[   27.857481][  T811] Call Trace:
[   27.857591][  T811]  <TASK>
[   27.857668][  T811]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.857820][  T811]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.857991][  T811]  notifier_call_chain (kernel/notifier.c:85)
[   27.858159][  T811]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.858312][  T811]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.858464][  T811]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.858627][  T811]  netdev_upper_dev_link (net/core/dev.c:8972)
[   27.858775][  T811]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   27.858926][  T811] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   27.859102][  T811]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.859254][  T811] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.859407][  T811]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.859566][  T811]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.859716][  T811]  ? nla_strscpy (lib/nlattr.c:795)
[   27.859869][  T811]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.860050][  T811]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.860199][  T811]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.860351][  T811]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.860504][  T811]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.860657][  T811]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.860806][  T811]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.861028][  T811]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.861238][  T811]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.861389][  T811]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.861536][  T811]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.861688][  T811]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.861852][  T811]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.862016][  T811]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.862163][  T811]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.862308][  T811]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.862455][  T811]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.862604][  T811]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.862765][  T811]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.862915][  T811]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.863071][  T811]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.863230][  T811]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.863377][  T811]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.863522][  T811]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.863674][  T811]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.863819][  T811]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.863978][  T811]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.864130][  T811]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.864277][  T811]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.864424][  T811]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.864573][  T811]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.864720][  T811]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.864867][  T811]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.865054][  T811]  ? move_addr_to_kernel (net/socket.c:258)
[   27.865201][  T811]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.865350][  T811]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.865497][  T811]  ___sys_sendmsg (net/socket.c:2752)
[   27.865663][  T811]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.865915][  T811]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.866097][  T811]  __sys_sendmsg (net/socket.c:2784)
[   27.866244][  T811]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.866391][  T811]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.866575][  T811]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.866737][  T811]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.866885][  T811]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.867048][  T811]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.867196][  T811]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.867344][  T811]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.867524][  T811] RIP: 0033:0x7f0dab40108e
[   27.867712][  T811] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.868333][  T811] RSP: 002b:00007fff3c6506c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.868570][  T811] RAX: ffffffffffffffda RBX: 00007fff3c650e58 RCX: 00007f0dab40108e
[   27.868786][  T811] RDX: 0000000000000000 RSI: 00007fff3c650770 RDI: 0000000000000005
[   27.869016][  T811] RBP: 00007fff3c6506d0 R08: 0000000000000000 R09: 0000000000000000
[   27.869233][  T811] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   27.869456][  T811] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3c650e30
| [   27.871353][  T811] ------------[ cut here ]------------
| [   27.871494][  T811] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/811
| [   27.871741][  T811] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.872369][  T811] Tainted: [W]=WARN
[   27.872481][  T811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.872663][  T811] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.872855][  T811] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.873439][  T811] RSP: 0018:ffa00000018eefd0 EFLAGS: 00010286
[   27.873644][  T811] RAX: 00000000ffffffa6 RBX: ff1100000cdd7cc0 RCX: 1ff400000031ddc0
[   27.873872][  T811] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7d70
[   27.874110][  T811] RBP: ff1100000cd52000 R08: 1fe22000019bafaf R09: ff1100000c6b5180
[   27.874338][  T811] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.874555][  T811] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52e04
[   27.874780][  T811] FS:  00007f0dab1c7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   27.875052][  T811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.875235][  T811] CR2: 0000000039ceda28 CR3: 0000000004fa3002 CR4: 0000000000771ef0
[   27.875453][  T811] PKRU: 55555554
[   27.875587][  T811] Call Trace:
[   27.875742][  T811]  <TASK>
[   27.875820][  T811]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.875980][  T811]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.876097][  T811]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.876244][  T811]  __dev_notify_flags (net/core/dev.c:9787)
[   27.876388][  T811]  ? netif_change_name (net/core/dev.c:1495)
[   27.876534][  T811]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.876760][  T811]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   27.876939][  T811]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.877126][  T811] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   27.877352][  T811]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.877544][  T811] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.877707][  T811]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.877860][  T811]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.878030][  T811]  ? nla_strscpy (lib/nlattr.c:795)
[   27.878179][  T811]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.878381][  T811]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.878530][  T811]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.878678][  T811]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.878828][  T811]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.878990][  T811]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.879144][  T811]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.879304][  T811]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.879451][  T811]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.879595][  T811]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.879743][  T811]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.879907][  T811]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.880066][  T811]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.880210][  T811]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.880362][  T811]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.880514][  T811]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.880658][  T811]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.880810][  T811]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.880963][  T811]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.881132][  T811]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.881276][  T811]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.881423][  T811]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.881571][  T811]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.881714][  T811]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.881862][  T811]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.882035][  T811]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.882181][  T811]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.882329][  T811]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.882484][  T811]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.882700][  T811]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.882885][  T811]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.883071][  T811]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.883217][  T811]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.883394][  T811]  ? move_addr_to_kernel (net/socket.c:258)
[   27.883541][  T811]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.883687][  T811]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.883841][  T811]  ___sys_sendmsg (net/socket.c:2752)
[   27.883997][  T811]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.884175][  T811]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.884331][  T811]  __sys_sendmsg (net/socket.c:2784)
[   27.884475][  T811]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.884617][  T811]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.884813][  T811]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.884967][  T811]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.885119][  T811]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.885260][  T811]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.885406][  T811]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.885552][  T811]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.885730][  T811] RIP: 0033:0x7f0dab40108e
[   27.885883][  T811] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.886413][  T811] RSP: 002b:00007fff3c6506c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.886631][  T811] RAX: ffffffffffffffda RBX: 00007fff3c650e58 RCX: 00007f0dab40108e
[   27.886846][  T811] RDX: 0000000000000000 RSI: 00007fff3c650770 RDI: 0000000000000005
[   27.887089][  T811] RBP: 00007fff3c6506d0 R08: 0000000000000000 R09: 0000000000000000
[   27.887303][  T811] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   27.887518][  T811] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3c650e30
| [   27.919762][  T812] ------------[ cut here ]------------
| [   27.919944][  T812] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/812
| [   27.920242][  T812] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.920819][  T812] Tainted: [W]=WARN
[   27.920921][  T812] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.921122][  T812] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.921462][  T812] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.921982][  T812] RSP: 0018:ffa0000000c6f020 EFLAGS: 00010286
[   27.922176][  T812] RAX: 00000000ffffffa6 RBX: ff11000002712940 RCX: 1ff400000018ddca
[   27.922385][  T812] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027129f0
[   27.922596][  T812] RBP: ff1100000cd52000 R08: 1fe22000004e253f R09: ff1100000c6b2e58
[   27.922803][  T812] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   27.923028][  T812] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.923233][  T812] FS:  00007fca40496840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   27.923476][  T812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.923660][  T812] CR2: 00000000064c7988 CR3: 0000000010577001 CR4: 0000000000771ef0
[   27.923869][  T812] PKRU: 55555554
[   27.923986][  T812] Call Trace:
[   27.924091][  T812]  <TASK>
[   27.924164][  T812]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.924307][  T812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.924411][  T812]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.924548][  T812]  __dev_notify_flags (net/core/dev.c:9787)
[   27.924687][  T812]  ? netif_change_name (net/core/dev.c:1495)
[   27.924832][  T812]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.924976][  T812]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.925118][  T812]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.925261][  T812]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.925401][  T812]  netif_change_flags (net/core/dev.c:9820)
[   27.925540][  T812]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.925679][  T812]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.925817][  T812]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.925958][  T812]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.926131][  T812]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.926268][  T812]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.926404][  T812]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.926542][  T812]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.926683][  T812]  ? __kernel_text_address (kernel/extable.c:79)
[   27.926824][  T812]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.926979][  T812]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.927143][  T812]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.927279][  T812]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.927437][  T812]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.927580][  T812]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.927714][  T812]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.927849][  T812]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.927995][  T812]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.928131][  T812]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.928267][  T812]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.928410][  T812]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.928550][  T812]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.928688][  T812]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.928827][  T812]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.928975][  T812]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.929110][  T812]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.929259][  T812]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.929393][  T812]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.929532][  T812]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.929677][  T812]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.929812][  T812]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.929949][  T812]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.930098][  T812]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.930233][  T812]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.930369][  T812]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.930569][  T812]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.930779][  T812]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.930937][  T812]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.931095][  T812]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.931232][  T812]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.931369][  T812]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.931506][  T812]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.931647][  T812]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.931781][  T812]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.931928][  T812]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.932075][  T812]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.932217][  T812]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.932357][  T812]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.932494][  T812]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.932640][  T812]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.932778][  T812]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.932928][  T812]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.933078][  T812]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.933263][  T812]  ? move_addr_to_kernel (net/socket.c:258)
[   27.933399][  T812]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.933534][  T812]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.933670][  T812]  ___sys_sendmsg (net/socket.c:2752)
[   27.933811][  T812]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.934081][  T812]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.934264][  T812]  __sys_sendmsg (net/socket.c:2784)
[   27.934404][  T812]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.934540][  T812]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.934709][  T812]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.934858][  T812]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.935040][  T812]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.935315][  T812]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.935517][  T812]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.935678][  T812]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.935849][  T812] RIP: 0033:0x7fca406d008e
[   27.936015][  T812] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.936510][  T812] RSP: 002b:00007ffdbbd4df10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.936738][  T812] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fca406d008e
[   27.936944][  T812] RDX: 0000000000000000 RSI: 00007ffdbbd4dfc0 RDI: 0000000000000005
[   27.937172][  T812] RBP: 00007ffdbbd4df20 R08: 0000000000000000 R09: 0000000000000000
[   27.937373][  T812] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   27.937581][  T812] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbbd4e680
| [   28.085603][  T823] ------------[ cut here ]------------
| [   28.085815][  T823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/823
| [   28.087125][  T823] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.088103][  T823] Tainted: [W]=WARN
[   28.088226][  T823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.088410][  T823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.088605][  T823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.089215][  T823] RSP: 0018:ffa000000196ef70 EFLAGS: 00010286
[   28.089496][  T823] RAX: 00000000ffffffa6 RBX: ff1100000bf1d3c0 RCX: 1ff400000032ddb4
[   28.089831][  T823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1d470
[   28.090176][  T823] RBP: ff11000004aca000 R08: 1fe22000017e3a8f R09: ff1100000cfa5180
[   28.090399][  T823] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.090620][  T823] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.090903][  T823] FS:  00007f22f0288840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   28.091272][  T823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.091519][  T823] CR2: 0000000030016a28 CR3: 00000000121eb002 CR4: 0000000000771ef0
[   28.091854][  T823] PKRU: 55555554
[   28.092036][  T823] Call Trace:
[   28.092204][  T823]  <TASK>
[   28.092316][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.092503][  T823]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.092667][  T823]  notifier_call_chain (kernel/notifier.c:85)
[   28.092844][  T823]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.093208][  T823]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.093439][  T823]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.093603][  T823]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.093822][  T823]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.094042][  T823] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   28.094194][  T823]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.094344][  T823] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.094491][  T823]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.094644][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.094867][  T823]  ? nla_strscpy (lib/nlattr.c:795)
[   28.095117][  T823]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.095336][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.095483][  T823]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.095631][  T823]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.095783][  T823]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.096003][  T823]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.096150][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.096301][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.096450][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.096593][  T823]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.096739][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.096891][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.097065][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.097211][  T823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.097359][  T823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.097525][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.097674][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.097828][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.098027][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.098214][  T823]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.098363][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.098513][  T823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.098662][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.098809][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.098965][  T823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.099118][  T823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.099266][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.099416][  T823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.099561][  T823]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.099708][  T823]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.099857][  T823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.100013][  T823]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.100158][  T823]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.100340][  T823]  ? move_addr_to_kernel (net/socket.c:258)
[   28.100484][  T823]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.100630][  T823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.100776][  T823]  ___sys_sendmsg (net/socket.c:2752)
[   28.100920][  T823]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.101114][  T823]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.101274][  T823]  __sys_sendmsg (net/socket.c:2784)
[   28.101423][  T823]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.101573][  T823]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.101771][  T823]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.101918][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.102073][  T823]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.102219][  T823]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.102365][  T823]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.102515][  T823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.102693][  T823] RIP: 0033:0x7f22f04c208e
[   28.102845][  T823] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.103371][  T823] RSP: 002b:00007ffddaa608c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.103596][  T823] RAX: ffffffffffffffda RBX: 00007ffddaa61058 RCX: 00007f22f04c208e
[   28.103815][  T823] RDX: 0000000000000000 RSI: 00007ffddaa60970 RDI: 0000000000000005
[   28.104045][  T823] RBP: 00007ffddaa608d0 R08: 0000000000000000 R09: 0000000000000000
[   28.104261][  T823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.104479][  T823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddaa61030
| [   28.106246][  T823] ------------[ cut here ]------------
| [   28.106398][  T823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/823
| [   28.106665][  T823] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.107278][  T823] Tainted: [W]=WARN
[   28.107395][  T823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.107582][  T823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.107772][  T823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.108301][  T823] RSP: 0018:ffa000000196efd0 EFLAGS: 00010286
[   28.108503][  T823] RAX: 00000000ffffffa6 RBX: ff1100000bf1c7c0 RCX: 1ff400000032ddc0
[   28.108721][  T823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1c870
[   28.108938][  T823] RBP: ff11000005002000 R08: 1fe22000017e390f R09: ff1100000cfa5180
[   28.109172][  T823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.109388][  T823] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005002e04
[   28.109609][  T823] FS:  00007f22f0288840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   28.109867][  T823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.110062][  T823] CR2: 0000000030016a28 CR3: 00000000121eb002 CR4: 0000000000771ef0
[   28.110284][  T823] PKRU: 55555554
[   28.110398][  T823] Call Trace:
[   28.110508][  T823]  <TASK>
[   28.110585][  T823]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.110731][  T823]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.110841][  T823]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.110994][  T823]  __dev_notify_flags (net/core/dev.c:9787)
[   28.111142][  T823]  ? netif_change_name (net/core/dev.c:1495)
[   28.111294][  T823]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.111447][  T823]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   28.111594][  T823]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.111740][  T823] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   28.111890][  T823]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.112053][  T823] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.112205][  T823]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.112356][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.112511][  T823]  ? nla_strscpy (lib/nlattr.c:795)
[   28.112656][  T823]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.112807][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.112965][  T823]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.113116][  T823]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.113268][  T823]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.113418][  T823]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.113564][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.113710][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.113856][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.114028][  T823]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.114175][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.114342][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.114557][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.114724][  T823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.114870][  T823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.115042][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.115188][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.115334][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.115485][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.115687][  T823]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.115900][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.116136][  T823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.116359][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.116581][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.116799][  T823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.116961][  T823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.117117][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.117268][  T823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.117415][  T823]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.117559][  T823]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.117706][  T823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.117853][  T823]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.118008][  T823]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.118199][  T823]  ? move_addr_to_kernel (net/socket.c:258)
[   28.118345][  T823]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.118491][  T823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.118637][  T823]  ___sys_sendmsg (net/socket.c:2752)
[   28.118781][  T823]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.118967][  T823]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.119133][  T823]  __sys_sendmsg (net/socket.c:2784)
[   28.119279][  T823]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.119422][  T823]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.119609][  T823]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.119756][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.119902][  T823]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.120070][  T823]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.120217][  T823]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.120366][  T823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.120549][  T823] RIP: 0033:0x7f22f04c208e
[   28.120706][  T823] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.121317][  T823] RSP: 002b:00007ffddaa608c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.121544][  T823] RAX: ffffffffffffffda RBX: 00007ffddaa61058 RCX: 00007f22f04c208e
[   28.121760][  T823] RDX: 0000000000000000 RSI: 00007ffddaa60970 RDI: 0000000000000005
[   28.121987][  T823] RBP: 00007ffddaa608d0 R08: 0000000000000000 R09: 0000000000000000
[   28.122202][  T823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.122422][  T823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddaa61030
| [   28.169885][  T824] ------------[ cut here ]------------
| [   28.170356][  T824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/824
| [   28.170669][  T824] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.171401][  T824] Tainted: [W]=WARN
[   28.171553][  T824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.171772][  T824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.172018][  T824] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.172546][  T824] RSP: 0018:ffa000000197f020 EFLAGS: 00010286
[   28.172772][  T824] RAX: 00000000ffffffa6 RBX: ff1100000b4ab240 RCX: 1ff400000032fdca
[   28.173040][  T824] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab2f0
[   28.173287][  T824] RBP: ff11000005002000 R08: 1fe220000169565f R09: ff110000123c2e58
[   28.173541][  T824] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   28.173796][  T824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.174074][  T824] FS:  00007f4b857ef840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   28.174361][  T824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.174585][  T824] CR2: 000000003c7c2988 CR3: 000000000bd60005 CR4: 0000000000771ef0
[   28.174840][  T824] PKRU: 55555554
[   28.175023][  T824] Call Trace:
[   28.175174][  T824]  <TASK>
[   28.175293][  T824]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.175483][  T824]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.175639][  T824]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.175824][  T824]  __dev_notify_flags (net/core/dev.c:9787)
[   28.176034][  T824]  ? netif_change_name (net/core/dev.c:1495)
[   28.176222][  T824]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.176405][  T824]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.176586][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.176773][  T824]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   28.176981][  T824]  netif_change_flags (net/core/dev.c:9820)
[   28.177166][  T824]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.177355][  T824]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.177542][  T824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.177729][  T824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.177948][  T824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.178157][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.178342][  T824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.178527][  T824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.178718][  T824]  ? __kernel_text_address (kernel/extable.c:79)
[   28.178935][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.179146][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.179330][  T824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.179520][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.179707][  T824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.179894][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.180102][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.180291][  T824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.180472][  T824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.180686][  T824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.180872][  T824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.181082][  T824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.181269][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.181461][  T824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.181662][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.181853][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.182068][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.182260][  T824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.182471][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.182660][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.182866][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.183136][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.183323][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.183510][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.183694][  T824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.183878][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.184088][  T824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.184279][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.184468][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.184650][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.184836][  T824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.185042][  T824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.185234][  T824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.185422][  T824]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.185612][  T824]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.185801][  T824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.186008][  T824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.186195][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.186388][  T824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.186574][  T824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.186764][  T824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.186953][  T824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.187175][  T824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.187361][  T824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.187581][  T824]  ? move_addr_to_kernel (net/socket.c:258)
[   28.187770][  T824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.187964][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.188164][  T824]  ___sys_sendmsg (net/socket.c:2752)
[   28.188347][  T824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.188569][  T824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.188765][  T824]  __sys_sendmsg (net/socket.c:2784)
[   28.188952][  T824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.189156][  T824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.189375][  T824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.189560][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.189746][  T824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.189934][  T824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.190323][  T824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.190598][  T824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.190820][  T824] RIP: 0033:0x7f4b85a2908e
[   28.191048][  T824] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.191988][  T824] RSP: 002b:00007ffe61caade0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.192250][  T824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4b85a2908e
[   28.192507][  T824] RDX: 0000000000000000 RSI: 00007ffe61caae90 RDI: 0000000000000005
[   28.192758][  T824] RBP: 00007ffe61caadf0 R08: 0000000000000000 R09: 0000000000000000
[   28.193033][  T824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.193391][  T824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe61cab550
| [   28.393553][  T839] ------------[ cut here ]------------
| [   28.393827][  T839] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/839
| [   28.394237][  T839] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.396023][  T839] Tainted: [W]=WARN
[   28.396194][  T839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.396467][  T839] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.396754][  T839] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.397539][  T839] RSP: 0018:ffa0000001a3ef70 EFLAGS: 00010286
[   28.397813][  T839] RAX: 00000000ffffffa6 RBX: ff1100000c749cc0 RCX: 1ff4000000347db4
[   28.398174][  T839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749d70
[   28.398499][  T839] RBP: ff11000004aca000 R08: 1fe22000018e93af R09: ff11000012222e80
[   28.398823][  T839] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.399159][  T839] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.399482][  T839] FS:  00007fb2fb80d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   28.399869][  T839] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.400153][  T839] CR2: 0000000004e1ba28 CR3: 000000000ceff002 CR4: 0000000000771ef0
[   28.400473][  T839] PKRU: 55555554
[   28.400635][  T839] Call Trace:
[   28.400803][  T839]  <TASK>
[   28.400917][  T839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.401153][  T839]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.401380][  T839]  notifier_call_chain (kernel/notifier.c:85)
[   28.401610][  T839]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.401832][  T839]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.402066][  T839]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.402283][  T839]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.402505][  T839]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.402740][  T839] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   28.402996][  T839]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.403228][  T839] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.403456][  T839]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.403693][  T839]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.403917][  T839]  ? nla_strscpy (lib/nlattr.c:795)
[   28.404160][  T839]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.404387][  T839]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.404616][  T839]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.404838][  T839]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.405082][  T839]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.405309][  T839]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.405530][  T839]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.405768][  T839]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.406012][  T839]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.406227][  T839]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.406446][  T839]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.406659][  T839]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.406880][  T839]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.407132][  T839]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.407348][  T839]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.407568][  T839]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.407783][  T839]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.408006][  T839]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.408157][  T839]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.408305][  T839]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.408450][  T839]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.408596][  T839]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.408742][  T839]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.408891][  T839]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.409053][  T839]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.409199][  T839]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.409345][  T839]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.409493][  T839]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.409640][  T839]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.409790][  T839]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.409939][  T839]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.410100][  T839]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.410247][  T839]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.410428][  T839]  ? move_addr_to_kernel (net/socket.c:258)
[   28.410573][  T839]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.410718][  T839]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.410864][  T839]  ___sys_sendmsg (net/socket.c:2752)
[   28.411021][  T839]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.411201][  T839]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.411358][  T839]  __sys_sendmsg (net/socket.c:2784)
[   28.411508][  T839]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.411654][  T839]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.411836][  T839]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.411989][  T839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.412139][  T839]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.412285][  T839]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.412433][  T839]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.412580][  T839]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.412765][  T839] RIP: 0033:0x7fb2fba4708e
[   28.412919][  T839] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.413449][  T839] RSP: 002b:00007ffc9c2bf320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.413675][  T839] RAX: ffffffffffffffda RBX: 00007ffc9c2bfab8 RCX: 00007fb2fba4708e
[   28.413896][  T839] RDX: 0000000000000000 RSI: 00007ffc9c2bf3d0 RDI: 0000000000000005
[   28.414121][  T839] RBP: 00007ffc9c2bf330 R08: 0000000000000000 R09: 0000000000000000
[   28.414336][  T839] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.414552][  T839] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c2bfa90
| [   28.416294][  T839] ------------[ cut here ]------------
| [   28.416491][  T839] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/839
| [   28.416771][  T839] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.417383][  T839] Tainted: [W]=WARN
[   28.417492][  T839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.417679][  T839] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.417866][  T839] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.418383][  T839] RSP: 0018:ffa0000001a3efd0 EFLAGS: 00010286
[   28.418567][  T839] RAX: 00000000ffffffa6 RBX: ff1100000c749e40 RCX: 1ff4000000347dc0
[   28.418784][  T839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749ef0
[   28.419009][  T839] RBP: ff1100000cc1a000 R08: 1fe22000018e93df R09: ff11000012222e80
[   28.419226][  T839] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.419445][  T839] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   28.419660][  T839] FS:  00007fb2fb80d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   28.419914][  T839] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.420113][  T839] CR2: 0000000004e1ba28 CR3: 000000000ceff002 CR4: 0000000000771ef0
[   28.420329][  T839] PKRU: 55555554
[   28.420437][  T839] Call Trace:
[   28.420546][  T839]  <TASK>
[   28.420622][  T839]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.420770][  T839]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.420878][  T839]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.421034][  T839]  __dev_notify_flags (net/core/dev.c:9787)
[   28.421182][  T839]  ? netif_change_name (net/core/dev.c:1495)
[   28.421326][  T839]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.421472][  T839]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   28.421616][  T839]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.421765][  T839] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   28.421914][  T839]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.422075][  T839] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.422220][  T839]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.422367][  T839]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.422511][  T839]  ? nla_strscpy (lib/nlattr.c:795)
[   28.422658][  T839]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.422806][  T839]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.422953][  T839]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.423118][  T839]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.423267][  T839]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.423418][  T839]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.423563][  T839]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.423707][  T839]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.423850][  T839]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.424050][  T839]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.424195][  T839]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.424342][  T839]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.424490][  T839]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.424634][  T839]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.424779][  T839]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.424929][  T839]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.425083][  T839]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.425234][  T839]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.425386][  T839]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.425530][  T839]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.425674][  T839]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.425819][  T839]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.425977][  T839]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.426123][  T839]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.426267][  T839]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.426411][  T839]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.426567][  T839]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.426788][  T839]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.426966][  T839]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.427122][  T839]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.427269][  T839]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.427413][  T839]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.427576][  T839]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.427843][  T839]  ? move_addr_to_kernel (net/socket.c:258)
[   28.428082][  T839]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.428301][  T839]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.428510][  T839]  ___sys_sendmsg (net/socket.c:2752)
[   28.428678][  T839]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.428922][  T839]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.429108][  T839]  __sys_sendmsg (net/socket.c:2784)
[   28.429260][  T839]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.429405][  T839]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.429645][  T839]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.429819][  T839]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.429979][  T839]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.430135][  T839]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.430280][  T839]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.430426][  T839]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.430612][  T839] RIP: 0033:0x7fb2fba4708e
[   28.430763][  T839] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.431289][  T839] RSP: 002b:00007ffc9c2bf320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.431512][  T839] RAX: ffffffffffffffda RBX: 00007ffc9c2bfab8 RCX: 00007fb2fba4708e
[   28.431732][  T839] RDX: 0000000000000000 RSI: 00007ffc9c2bf3d0 RDI: 0000000000000005
[   28.431952][  T839] RBP: 00007ffc9c2bf330 R08: 0000000000000000 R09: 0000000000000000
[   28.432185][  T839] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.432404][  T839] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c2bfa90
| [   28.478873][  T840] ------------[ cut here ]------------
| [   28.479237][  T840] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/840
| [   28.479645][  T840] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.480707][  T840] Tainted: [W]=WARN
[   28.481029][  T840] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.481298][  T840] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.481590][  T840] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.482461][  T840] RSP: 0018:ffa0000001a4f020 EFLAGS: 00010286
[   28.482723][  T840] RAX: 00000000ffffffa6 RBX: ff1100000cb1b540 RCX: 1ff4000000349dca
[   28.483151][  T840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1b5f0
[   28.483459][  T840] RBP: ff1100000cc1a000 R08: 1fe22000019636bf R09: ff11000012200b58
[   28.483770][  T840] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   28.484230][  T840] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.484569][  T840] FS:  00007fd9e047d840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   28.484934][  T840] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.485308][  T840] CR2: 000000000a1d9988 CR3: 000000001228f001 CR4: 0000000000771ef0
[   28.485624][  T840] PKRU: 55555554
[   28.485782][  T840] Call Trace:
[   28.485944][  T840]  <TASK>
[   28.486199][  T840]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.486420][  T840]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.486583][  T840]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.486797][  T840]  __dev_notify_flags (net/core/dev.c:9787)
[   28.487144][  T840]  ? netif_change_name (net/core/dev.c:1495)
[   28.487356][  T840]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.487570][  T840]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.487776][  T840]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.488088][  T840]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   28.488302][  T840]  netif_change_flags (net/core/dev.c:9820)
[   28.488514][  T840]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.488724][  T840]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.488937][  T840]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.489291][  T840]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.489571][  T840]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.489786][  T840]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.490120][  T840]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.490329][  T840]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.490535][  T840]  ? __kernel_text_address (kernel/extable.c:79)
[   28.490744][  T840]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.490953][  T840]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.491257][  T840]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.491460][  T840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.491669][  T840]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.491876][  T840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.492230][  T840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.492439][  T840]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.492649][  T840]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.492856][  T840]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.493200][  T840]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.493423][  T840]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.493641][  T840]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.493857][  T840]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.494123][  T840]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.494329][  T840]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.494539][  T840]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.494760][  T840]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.494982][  T840]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.495199][  T840]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.495410][  T840]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.495617][  T840]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.495824][  T840]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.496047][  T840]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.496257][  T840]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.496470][  T840]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.496680][  T840]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.496886][  T840]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.497108][  T840]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.497312][  T840]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.497519][  T840]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.497727][  T840]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.497938][  T840]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.498172][  T840]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.498380][  T840]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.498594][  T840]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.498805][  T840]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.499026][  T840]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.499237][  T840]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.499446][  T840]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.499662][  T840]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.499879][  T840]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.500096][  T840]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.500306][  T840]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.500565][  T840]  ? move_addr_to_kernel (net/socket.c:258)
[   28.500773][  T840]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.500993][  T840]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.501209][  T840]  ___sys_sendmsg (net/socket.c:2752)
[   28.501423][  T840]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.501685][  T840]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.501918][  T840]  __sys_sendmsg (net/socket.c:2784)
[   28.502154][  T840]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.502364][  T840]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.502630][  T840]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.502844][  T840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.503080][  T840]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.503295][  T840]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.503511][  T840]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.503727][  T840]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.504006][  T840] RIP: 0033:0x7fd9e06b708e
[   28.504230][  T840] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.504996][  T840] RSP: 002b:00007ffcda993a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.505312][  T840] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd9e06b708e
[   28.505623][  T840] RDX: 0000000000000000 RSI: 00007ffcda993ab0 RDI: 0000000000000005
[   28.505931][  T840] RBP: 00007ffcda993a10 R08: 0000000000000000 R09: 0000000000000000
[   28.506252][  T840] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.506567][  T840] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda994170
| [   28.670025][  T854] ------------[ cut here ]------------
| [   28.670287][  T854] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/854
| [   28.670598][  T854] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.671744][  T854] Tainted: [W]=WARN
[   28.671926][  T854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.672186][  T854] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.672435][  T854] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.673029][  T854] RSP: 0018:ffa0000001aaef70 EFLAGS: 00010286
[   28.673264][  T854] RAX: 00000000ffffffa6 RBX: ff1100000c456ac0 RCX: 1ff4000000355db4
[   28.673534][  T854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c456b70
[   28.673801][  T854] RBP: ff11000004aca000 R08: 1fe220000188ad6f R09: ff1100000c982e80
[   28.674085][  T854] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   28.674343][  T854] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   28.674616][  T854] FS:  00007fc0c0cce840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   28.674934][  T854] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.675196][  T854] CR2: 000000003c0dba28 CR3: 000000001213f005 CR4: 0000000000771ef0
[   28.675465][  T854] PKRU: 55555554
[   28.675621][  T854] Call Trace:
[   28.675778][  T854]  <TASK>
[   28.675901][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.676144][  T854]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.676359][  T854]  notifier_call_chain (kernel/notifier.c:85)
[   28.676559][  T854]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.676753][  T854]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.676947][  T854]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.677162][  T854]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.677354][  T854]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.677549][  T854] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   28.677750][  T854]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.677953][  T854] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.678169][  T854]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.678387][  T854]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.678588][  T854]  ? nla_strscpy (lib/nlattr.c:795)
[   28.678792][  T854]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.679018][  T854]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.679218][  T854]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.679415][  T854]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.679617][  T854]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.679816][  T854]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.680031][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.680224][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.680417][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.680608][  T854]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.680798][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.681015][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.681212][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.681403][  T854]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.681598][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.681822][  T854]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.682045][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.682243][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.682438][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.682632][  T854]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.682826][  T854]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.683044][  T854]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.683240][  T854]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.683434][  T854]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.683633][  T854]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.683828][  T854]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.684043][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.684237][  T854]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.684432][  T854]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.684625][  T854]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.684823][  T854]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.685037][  T854]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.685233][  T854]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.685458][  T854]  ? move_addr_to_kernel (net/socket.c:258)
[   28.685655][  T854]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.685848][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.686059][  T854]  ___sys_sendmsg (net/socket.c:2752)
[   28.686251][  T854]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.686481][  T854]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.686694][  T854]  __sys_sendmsg (net/socket.c:2784)
[   28.686887][  T854]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.687101][  T854]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.687337][  T854]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.687535][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.687730][  T854]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.687924][  T854]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.688132][  T854]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.688329][  T854]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.688555][  T854] RIP: 0033:0x7fc0c0f0808e
[   28.688755][  T854] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.689332][  T854] RSP: 002b:00007ffd5ae9dcf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.689600][  T854] RAX: ffffffffffffffda RBX: 00007ffd5ae9e488 RCX: 00007fc0c0f0808e
[   28.689864][  T854] RDX: 0000000000000000 RSI: 00007ffd5ae9dda0 RDI: 0000000000000005
[   28.690146][  T854] RBP: 00007ffd5ae9dd00 R08: 0000000000000000 R09: 0000000000000000
[   28.690436][  T854] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.690702][  T854] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5ae9e460
| [   28.692866][  T854] ------------[ cut here ]------------
| [   28.693077][  T854] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/854
| [   28.693377][  T854] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.694083][  T854] Tainted: [W]=WARN
[   28.694242][  T854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.694502][  T854] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.694838][  T854] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.695539][  T854] RSP: 0018:ffa0000001aaefd0 EFLAGS: 00010286
[   28.695772][  T854] RAX: 00000000ffffffa6 RBX: ff1100000c4573c0 RCX: 1ff4000000355dc0
[   28.696054][  T854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457470
[   28.696320][  T854] RBP: ff1100000cbaa000 R08: 1fe220000188ae8f R09: ff1100000c982e80
[   28.696581][  T854] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.696841][  T854] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   28.697131][  T854] FS:  00007fc0c0cce840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   28.697516][  T854] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.697845][  T854] CR2: 000000003c0dba28 CR3: 000000001213f005 CR4: 0000000000771ef0
[   28.698161][  T854] PKRU: 55555554
[   28.698324][  T854] Call Trace:
[   28.698488][  T854]  <TASK>
[   28.698616][  T854]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.698814][  T854]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.698990][  T854]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.699183][  T854]  __dev_notify_flags (net/core/dev.c:9787)
[   28.699379][  T854]  ? netif_change_name (net/core/dev.c:1495)
[   28.699575][  T854]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.699787][  T854]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   28.699998][  T854]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.700193][  T854] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   28.700394][  T854]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.700595][  T854] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.700792][  T854]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.701013][  T854]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.701208][  T854]  ? nla_strscpy (lib/nlattr.c:795)
[   28.701405][  T854]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.701599][  T854]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.701791][  T854]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.702005][  T854]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.702204][  T854]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.702402][  T854]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.702597][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.702791][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.703004][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.703236][  T854]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.703448][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.703648][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.703846][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.704060][  T854]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.704255][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.704449][  T854]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.704640][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.704835][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.705048][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.705247][  T854]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.705442][  T854]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.705639][  T854]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.705837][  T854]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.706054][  T854]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.706277][  T854]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.706631][  T854]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.706826][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.707128][  T854]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.707392][  T854]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.707824][  T854]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.708047][  T854]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.708241][  T854]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.708435][  T854]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.708768][  T854]  ? move_addr_to_kernel (net/socket.c:258)
[   28.708984][  T854]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.709179][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.709375][  T854]  ___sys_sendmsg (net/socket.c:2752)
[   28.709675][  T854]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.709905][  T854]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.710135][  T854]  __sys_sendmsg (net/socket.c:2784)
[   28.710329][  T854]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.710619][  T854]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.710854][  T854]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.711071][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.711364][  T854]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.711562][  T854]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.711757][  T854]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.711950][  T854]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.712298][  T854] RIP: 0033:0x7fc0c0f0808e
[   28.712501][  T854] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.713232][  T854] RSP: 002b:00007ffd5ae9dcf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.713502][  T854] RAX: ffffffffffffffda RBX: 00007ffd5ae9e488 RCX: 00007fc0c0f0808e
[   28.713772][  T854] RDX: 0000000000000000 RSI: 00007ffd5ae9dda0 RDI: 0000000000000005
[   28.714161][  T854] RBP: 00007ffd5ae9dd00 R08: 0000000000000000 R09: 0000000000000000
[   28.714431][  T854] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   28.714797][  T854] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5ae9e460
| [   28.761409][  T855] ------------[ cut here ]------------
| [   28.761631][  T855] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/855
| [   28.761916][  T855] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.762595][  T855] Tainted: [W]=WARN
[   28.762748][  T855] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.762989][  T855] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.763257][  T855] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.763779][  T855] RSP: 0018:ffa0000001abf020 EFLAGS: 00010286
[   28.764036][  T855] RAX: 00000000ffffffa6 RBX: ff1100000c456c40 RCX: 1ff4000000357dca
[   28.764285][  T855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c456cf0
[   28.764535][  T855] RBP: ff1100000cbaa000 R08: 1fe220000188ad9f R09: ff1100000c985158
[   28.764788][  T855] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   28.765090][  T855] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.765345][  T855] FS:  00007f6325541840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   28.765642][  T855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.765893][  T855] CR2: 00007f63258111a0 CR3: 000000001213b002 CR4: 0000000000771ef0
[   28.766245][  T855] PKRU: 55555554
[   28.766396][  T855] Call Trace:
[   28.766560][  T855]  <TASK>
[   28.766719][  T855]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.767001][  T855]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.767213][  T855]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.767458][  T855]  __dev_notify_flags (net/core/dev.c:9787)
[   28.767662][  T855]  ? netif_change_name (net/core/dev.c:1495)
[   28.767907][  T855]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.768143][  T855]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.768331][  T855]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.768523][  T855]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   28.768711][  T855]  netif_change_flags (net/core/dev.c:9820)
[   28.768896][  T855]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.769114][  T855]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.769305][  T855]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.769492][  T855]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.769713][  T855]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.769903][  T855]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.770118][  T855]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.770308][  T855]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.770496][  T855]  ? __kernel_text_address (kernel/extable.c:79)
[   28.770682][  T855]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.770869][  T855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.771080][  T855]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.771336][  T855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.771590][  T855]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.771849][  T855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.772121][  T855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.772311][  T855]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.772497][  T855]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.772681][  T855]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.772863][  T855]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.773069][  T855]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.773258][  T855]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.773456][  T855]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.773643][  T855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.773828][  T855]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.774034][  T855]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.774219][  T855]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.774407][  T855]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.774593][  T855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.774777][  T855]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.774981][  T855]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.775167][  T855]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.775361][  T855]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.775546][  T855]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.775735][  T855]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.775921][  T855]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.776129][  T855]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.776319][  T855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.776505][  T855]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.776694][  T855]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.776884][  T855]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.777091][  T855]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.777283][  T855]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.777503][  T855]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.777692][  T855]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.777878][  T855]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.778083][  T855]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.778267][  T855]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.778454][  T855]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.778641][  T855]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.778834][  T855]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.779051][  T855]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.779235][  T855]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.779449][  T855]  ? move_addr_to_kernel (net/socket.c:258)
[   28.779634][  T855]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.779824][  T855]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.780027][  T855]  ___sys_sendmsg (net/socket.c:2752)
[   28.780219][  T855]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.780442][  T855]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.780639][  T855]  __sys_sendmsg (net/socket.c:2784)
[   28.780829][  T855]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.781032][  T855]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.781257][  T855]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.781443][  T855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.781636][  T855]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.781826][  T855]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.782037][  T855]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.782234][  T855]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.782451][  T855] RIP: 0033:0x7f632577b08e
[   28.782647][  T855] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.783192][  T855] RSP: 002b:00007ffd0a536270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.783455][  T855] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f632577b08e
[   28.783710][  T855] RDX: 0000000000000000 RSI: 00007ffd0a536320 RDI: 0000000000000005
[   28.783993][  T855] RBP: 00007ffd0a536280 R08: 0000000000000000 R09: 0000000000000000
[   28.784321][  T855] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   28.784671][  T855] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0a5369e0
| [   29.009133][  T870] ------------[ cut here ]------------
| [   29.009451][  T870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/870
| [   29.009856][  T870] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.010794][  T870] Tainted: [W]=WARN
[   29.010963][  T870] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.011248][  T870] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.011536][  T870] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.012321][  T870] RSP: 0018:ffa0000001b2f1b0 EFLAGS: 00010286
[   29.012602][  T870] RAX: 00000000ffffffa6 RBX: ff1100000bf1db40 RCX: 1ff4000000365dfc
[   29.012924][  T870] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf1dbf0
[   29.013258][  T870] RBP: ff11000007549000 R08: 1fe22000017e3b7f R09: ff1100000cfa2e80
[   29.013559][  T870] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   29.013892][  T870] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   29.014226][  T870] FS:  00007f325050d840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   29.014591][  T870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.014853][  T870] CR2: 0000561b07814d5c CR3: 000000000c8fd003 CR4: 0000000000771ef0
[   29.015202][  T870] PKRU: 55555554
[   29.015363][  T870] Call Trace:
[   29.015526][  T870]  <TASK>
[   29.015640][  T870]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.015867][  T870]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.016046][  T870]  __dev_notify_flags (net/core/dev.c:9787)
[   29.016266][  T870]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   29.016483][  T870]  ? netif_change_name (net/core/dev.c:1495)
[   29.016705][  T870]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.016919][  T870]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.017149][  T870]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.017364][  T870]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.017579][  T870]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.017804][  T870]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.018040][  T870]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.018256][  T870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.018471][  T870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.018684][  T870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.018895][  T870]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.019121][  T870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.019343][  T870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.019558][  T870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.019769][  T870]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.019990][  T870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.020202][  T870]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.020418][  T870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.020639][  T870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.020851][  T870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.021079][  T870]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.021291][  T870]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.021505][  T870]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.021723][  T870]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.021930][  T870]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.022163][  T870]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.022375][  T870]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.022584][  T870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.022801][  T870]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.023029][  T870]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.023267][  T870]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.023495][  T870]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.023717][  T870]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.023934][  T870]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.024219][  T870]  ? move_addr_to_kernel (net/socket.c:258)
[   29.024448][  T870]  ___sys_sendmsg (net/socket.c:2752)
[   29.024666][  T870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.024884][  T870]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.025139][  T870]  ? 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))
[   29.025360][  T870]  __sys_sendmsg (net/socket.c:2784)
[   29.025567][  T870]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.025791][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.026022][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.026248][  T870]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.026467][  T870]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.026685][  T870]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.026910][  T870]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.027194][  T870] RIP: 0033:0x7f325074708e
[   29.027424][  T870] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.028194][  T870] RSP: 002b:00007fffdf19a340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.028539][  T870] RAX: ffffffffffffffda RBX: 00007fffdf19aad8 RCX: 00007f325074708e
[   29.028878][  T870] RDX: 0000000000000000 RSI: 00007fffdf19a3f0 RDI: 0000000000000005
[   29.029247][  T870] RBP: 00007fffdf19a350 R08: 0000000000000000 R09: 0000000000000000
[   29.029578][  T870] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   29.029998][  T870] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdf19aab0
| [   29.074902][  T872] ------------[ cut here ]------------
| [   29.075141][  T872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/872
| [   29.075443][  T872] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.076220][  T872] Tainted: [W]=WARN
[   29.076431][  T872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.076743][  T872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.077087][  T872] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.077673][  T872] RSP: 0018:ffa000000194f020 EFLAGS: 00010286
[   29.077896][  T872] RAX: 00000000ffffffa6 RBX: ff1100000a3a30c0 RCX: 1ff4000000329dca
[   29.078191][  T872] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3a3170
[   29.078451][  T872] RBP: ff11000007549000 R08: 1fe220000147462f R09: ff110000123c2e58
[   29.078726][  T872] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.079100][  T872] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.079451][  T872] FS:  00007fb74d1b8840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   29.079837][  T872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.080080][  T872] CR2: 000000001d09b988 CR3: 000000000dbb0003 CR4: 0000000000771ef0
[   29.080332][  T872] PKRU: 55555554
[   29.080485][  T872] Call Trace:
[   29.080641][  T872]  <TASK>
[   29.080761][  T872]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.080982][  T872]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.081139][  T872]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.081332][  T872]  __dev_notify_flags (net/core/dev.c:9787)
[   29.081519][  T872]  ? netif_change_name (net/core/dev.c:1495)
[   29.081711][  T872]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.081895][  T872]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.082100][  T872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.082287][  T872]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.082474][  T872]  netif_change_flags (net/core/dev.c:9820)
[   29.082671][  T872]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.082859][  T872]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.083064][  T872]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.083250][  T872]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.083469][  T872]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.083651][  T872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.083839][  T872]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.084046][  T872]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.084237][  T872]  ? __kernel_text_address (kernel/extable.c:79)
[   29.084421][  T872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.084612][  T872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.084800][  T872]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.085001][  T872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.085185][  T872]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.085370][  T872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.085585][  T872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.085768][  T872]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.085951][  T872]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.086163][  T872]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.086355][  T872]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.086543][  T872]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.086741][  T872]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.086930][  T872]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.087139][  T872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.087328][  T872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.087513][  T872]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.087703][  T872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.087887][  T872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.088095][  T872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.088278][  T872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.088469][  T872]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.088656][  T872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.088850][  T872]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.089059][  T872]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.089247][  T872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.089436][  T872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.089629][  T872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.089817][  T872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.090020][  T872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.090213][  T872]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.090406][  T872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.090598][  T872]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.090793][  T872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.091004][  T872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.091198][  T872]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.091393][  T872]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.091581][  T872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.091766][  T872]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.091979][  T872]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.092170][  T872]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.092367][  T872]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.092583][  T872]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.092804][  T872]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.093052][  T872]  ? move_addr_to_kernel (net/socket.c:258)
[   29.093247][  T872]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.093442][  T872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.093637][  T872]  ___sys_sendmsg (net/socket.c:2752)
[   29.093825][  T872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.094082][  T872]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.094283][  T872]  __sys_sendmsg (net/socket.c:2784)
[   29.094468][  T872]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.094653][  T872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.094874][  T872]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.095129][  T872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.095366][  T872]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.095550][  T872]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.095735][  T872]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.095922][  T872]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.096158][  T872] RIP: 0033:0x7fb74d3f208e
[   29.096350][  T872] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.096991][  T872] RSP: 002b:00007ffc9f567070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.097367][  T872] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb74d3f208e
[   29.097721][  T872] RDX: 0000000000000000 RSI: 00007ffc9f567120 RDI: 0000000000000005
[   29.098119][  T872] RBP: 00007ffc9f567080 R08: 0000000000000000 R09: 0000000000000000
[   29.098496][  T872] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   29.098891][  T872] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9f5677e0
| [   29.328189][  T890] ------------[ cut here ]------------
| [   29.328379][  T890] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/890
| [   29.328642][  T890] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.329941][  T890] Tainted: [W]=WARN
[   29.330129][  T890] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.330314][  T890] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.330537][  T890] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.331131][  T890] RSP: 0018:ffa0000001c5f1b0 EFLAGS: 00010286
[   29.331307][  T890] RAX: 00000000ffffffa6 RBX: ff1100000c748c40 RCX: 1ff400000038bdfc
[   29.331589][  T890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748cf0
[   29.331793][  T890] RBP: ff110000024d4000 R08: 1fe22000018e919f R09: ff11000004c15180
[   29.332007][  T890] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.332211][  T890] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   29.332419][  T890] FS:  00007ff17fc94840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   29.332665][  T890] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.332838][  T890] CR2: 00007ff17fe8d460 CR3: 00000000115f7006 CR4: 0000000000771ef0
[   29.333055][  T890] PKRU: 55555554
[   29.333158][  T890] Call Trace:
[   29.333261][  T890]  <TASK>
[   29.333337][  T890]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.333479][  T890]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.333585][  T890]  __dev_notify_flags (net/core/dev.c:9787)
[   29.333725][  T890]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   29.333863][  T890]  ? netif_change_name (net/core/dev.c:1495)
[   29.334021][  T890]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.334198][  T890]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.334399][  T890]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.334543][  T890]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.334685][  T890]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.334833][  T890]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.334991][  T890]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.335136][  T890]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.335279][  T890]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.335424][  T890]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.335577][  T890]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.335718][  T890]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.335865][  T890]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.336017][  T890]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.336156][  T890]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.336295][  T890]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.336434][  T890]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.336577][  T890]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.336717][  T890]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.336852][  T890]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.336999][  T890]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.337133][  T890]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.337268][  T890]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.337407][  T890]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.337545][  T890]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.337687][  T890]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.337824][  T890]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.337959][  T890]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.338106][  T890]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.338242][  T890]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.338380][  T890]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.338520][  T890]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.338655][  T890]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.338795][  T890]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.338967][  T890]  ? move_addr_to_kernel (net/socket.c:258)
[   29.339114][  T890]  ___sys_sendmsg (net/socket.c:2752)
[   29.339251][  T890]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.339389][  T890]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.339534][  T890]  ? 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))
[   29.339676][  T890]  __sys_sendmsg (net/socket.c:2784)
[   29.339811][  T890]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.339953][  T890]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.340100][  T890]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.340240][  T890]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.340376][  T890]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.340511][  T890]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.340648][  T890]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.340821][  T890] RIP: 0033:0x7ff17fece08e
[   29.340982][  T890] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.341471][  T890] RSP: 002b:00007ffd032d9e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.341679][  T890] RAX: ffffffffffffffda RBX: 00007ffd032da5f8 RCX: 00007ff17fece08e
[   29.341881][  T890] RDX: 0000000000000000 RSI: 00007ffd032d9f10 RDI: 0000000000000005
[   29.342097][  T890] RBP: 00007ffd032d9e70 R08: 0000000000000000 R09: 0000000000000000
[   29.342302][  T890] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   29.342509][  T890] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd032da5d0
| [   29.385330][  T891] ------------[ cut here ]------------
| [   29.385613][  T891] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/891
| [   29.386029][  T891] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.386958][  T891] Tainted: [W]=WARN
[   29.387194][  T891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.387485][  T891] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.387789][  T891] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.388699][  T891] RSP: 0018:ffa0000001c6f020 EFLAGS: 00010286
[   29.389140][  T891] RAX: 00000000ffffffa6 RBX: ff1100000cb1a1c0 RCX: 1ff400000038ddca
[   29.389606][  T891] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1a270
[   29.390049][  T891] RBP: ff110000024d4000 R08: 1fe220000196344f R09: ff11000004c12e58
[   29.390489][  T891] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.390829][  T891] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.391218][  T891] FS:  00007f113d532840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   29.391628][  T891] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.391924][  T891] CR2: 00007f113d8021a0 CR3: 00000000117f7006 CR4: 0000000000771ef0
[   29.392288][  T891] PKRU: 55555554
[   29.392486][  T891] Call Trace:
[   29.392683][  T891]  <TASK>
[   29.392836][  T891]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.393110][  T891]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.393313][  T891]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.393559][  T891]  __dev_notify_flags (net/core/dev.c:9787)
[   29.393810][  T891]  ? netif_change_name (net/core/dev.c:1495)
[   29.394078][  T891]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.394326][  T891]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.394571][  T891]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.394819][  T891]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.395091][  T891]  netif_change_flags (net/core/dev.c:9820)
[   29.395340][  T891]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.395584][  T891]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.395832][  T891]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.396098][  T891]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.396389][  T891]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.396630][  T891]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.396875][  T891]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.397157][  T891]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.397402][  T891]  ? __kernel_text_address (kernel/extable.c:79)
[   29.397648][  T891]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.397897][  T891]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.398160][  T891]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.398406][  T891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.398648][  T891]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.398885][  T891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.399146][  T891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.399386][  T891]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.399627][  T891]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.399872][  T891]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.400140][  T891]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.400387][  T891]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.400634][  T891]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.400882][  T891]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.401152][  T891]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.401396][  T891]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.401640][  T891]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.401881][  T891]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.402149][  T891]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.402398][  T891]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.402640][  T891]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.402886][  T891]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.403153][  T891]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.403403][  T891]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.403654][  T891]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.403911][  T891]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.404176][  T891]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.404421][  T891]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.404669][  T891]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.404913][  T891]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.405187][  T891]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.405435][  T891]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.405685][  T891]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.405937][  T891]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.406201][  T891]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.406448][  T891]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.406697][  T891]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.406937][  T891]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.407246][  T891]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.407496][  T891]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.407744][  T891]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.408010][  T891]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.408258][  T891]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.408500][  T891]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.408786][  T891]  ? move_addr_to_kernel (net/socket.c:258)
[   29.409087][  T891]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.409328][  T891]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.409577][  T891]  ___sys_sendmsg (net/socket.c:2752)
[   29.409818][  T891]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.410129][  T891]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.410395][  T891]  __sys_sendmsg (net/socket.c:2784)
[   29.410639][  T891]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.410878][  T891]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.411200][  T891]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.411443][  T891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.411688][  T891]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.411934][  T891]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.412217][  T891]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.412466][  T891]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.412761][  T891] RIP: 0033:0x7f113d76c08e
[   29.413038][  T891] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.413780][  T891] RSP: 002b:00007ffc34177a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.414155][  T891] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f113d76c08e
[   29.414497][  T891] RDX: 0000000000000000 RSI: 00007ffc34177b10 RDI: 0000000000000005
[   29.414833][  T891] RBP: 00007ffc34177a70 R08: 0000000000000000 R09: 0000000000000000
[   29.415190][  T891] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   29.415528][  T891] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc341781d0
| [   29.729011][  T914] ------------[ cut here ]------------
| [   29.729237][  T914] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/914
| [   29.729486][  T914] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.730098][  T914] Tainted: [W]=WARN
[   29.730215][  T914] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.730387][  T914] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.730575][  T914] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.731075][  T914] RSP: 0018:ffa0000001d9f1b0 EFLAGS: 00010286
[   29.731251][  T914] RAX: 00000000ffffffa6 RBX: ff11000008b52dc0 RCX: 1ff40000003b3dfc
[   29.731461][  T914] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52e70
[   29.731672][  T914] RBP: ff11000008a4c000 R08: 1fe220000116a5cf R09: ff1100000c842e80
[   29.731937][  T914] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.732264][  T914] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   29.732577][  T914] FS:  00007f3b8b5c7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   29.732881][  T914] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.733075][  T914] CR2: 00007fd8e6dabf98 CR3: 000000000bc2f004 CR4: 0000000000771ef0
[   29.733282][  T914] PKRU: 55555554
[   29.733388][  T914] Call Trace:
[   29.733492][  T914]  <TASK>
[   29.733570][  T914]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.733716][  T914]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.733825][  T914]  __dev_notify_flags (net/core/dev.c:9787)
[   29.733983][  T914]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   29.734124][  T914]  ? netif_change_name (net/core/dev.c:1495)
[   29.734276][  T914]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.734417][  T914]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.734556][  T914]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.734695][  T914]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.734834][  T914]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.735040][  T914]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.735207][  T914]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.735345][  T914]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.735486][  T914]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.735662][  T914]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.735869][  T914]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.736086][  T914]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.736300][  T914]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.736512][  T914]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.736719][  T914]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.736883][  T914]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.737041][  T914]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.737178][  T914]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.737319][  T914]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.737459][  T914]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.737600][  T914]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.737738][  T914]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.737885][  T914]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.738043][  T914]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.738184][  T914]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.738328][  T914]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.738473][  T914]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.738615][  T914]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.738759][  T914]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.738898][  T914]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.739050][  T914]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.739192][  T914]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.739335][  T914]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.739475][  T914]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.739648][  T914]  ? move_addr_to_kernel (net/socket.c:258)
[   29.739796][  T914]  ___sys_sendmsg (net/socket.c:2752)
[   29.739934][  T914]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.740087][  T914]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.740239][  T914]  ? 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))
[   29.740379][  T914]  __sys_sendmsg (net/socket.c:2784)
[   29.740518][  T914]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.740661][  T914]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.740805][  T914]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.740946][  T914]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.741099][  T914]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.741252][  T914]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.741391][  T914]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.741561][  T914] RIP: 0033:0x7f3b8b80108e
[   29.741707][  T914] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.742205][  T914] RSP: 002b:00007ffc156993e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.742439][  T914] RAX: ffffffffffffffda RBX: 00007ffc15699b78 RCX: 00007f3b8b80108e
[   29.742658][  T914] RDX: 0000000000000000 RSI: 00007ffc15699490 RDI: 0000000000000005
[   29.742865][  T914] RBP: 00007ffc156993f0 R08: 0000000000000000 R09: 0000000000000000
[   29.743080][  T914] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb89
[   29.743294][  T914] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc15699b50
| [   29.771777][  T915] ------------[ cut here ]------------
| [   29.772433][  T915] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/915
| [   29.772693][  T915] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.773290][  T915] Tainted: [W]=WARN
[   29.773393][  T915] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.773566][  T915] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.773749][  T915] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.774277][  T915] RSP: 0018:ffa0000001daf020 EFLAGS: 00010286
[   29.774452][  T915] RAX: 00000000ffffffa6 RBX: ff11000002712dc0 RCX: 1ff40000003b5dca
[   29.774660][  T915] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712e70
[   29.774863][  T915] RBP: ff11000008a4c000 R08: 1fe22000004e25cf R09: ff1100000c510b58
[   29.775082][  T915] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.775287][  T915] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.775491][  T915] FS:  00007f999d16a840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   29.775730][  T915] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.775906][  T915] CR2: 000000001ad4c988 CR3: 00000000115de004 CR4: 0000000000771ef0
[   29.776134][  T915] PKRU: 55555554
[   29.776238][  T915] Call Trace:
[   29.776341][  T915]  <TASK>
[   29.776413][  T915]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.776555][  T915]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.776659][  T915]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.776796][  T915]  __dev_notify_flags (net/core/dev.c:9787)
[   29.776933][  T915]  ? netif_change_name (net/core/dev.c:1495)
[   29.777092][  T915]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.777227][  T915]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.777376][  T915]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.777514][  T915]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.777658][  T915]  netif_change_flags (net/core/dev.c:9820)
[   29.777810][  T915]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.777951][  T915]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.778110][  T915]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.778248][  T915]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.778418][  T915]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.778557][  T915]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.778696][  T915]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.778830][  T915]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.778980][  T915]  ? __kernel_text_address (kernel/extable.c:79)
[   29.779134][  T915]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.779278][  T915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.779424][  T915]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.779563][  T915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.779702][  T915]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.779839][  T915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.779983][  T915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.780125][  T915]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.780262][  T915]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.780402][  T915]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.780545][  T915]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.780685][  T915]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.780825][  T915]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.780980][  T915]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.781120][  T915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.781255][  T915]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.781397][  T915]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.781532][  T915]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.781668][  T915]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.781812][  T915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.781948][  T915]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.782094][  T915]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.782235][  T915]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.782374][  T915]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.782511][  T915]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.782648][  T915]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.782786][  T915]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.782926][  T915]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.783080][  T915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.783215][  T915]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.783357][  T915]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.783497][  T915]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.783636][  T915]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.783774][  T915]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.783912][  T915]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.784063][  T915]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.784225][  T915]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.784360][  T915]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.784498][  T915]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.784637][  T915]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.784774][  T915]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.784912][  T915]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.785060][  T915]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.785213][  T915]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.785381][  T915]  ? move_addr_to_kernel (net/socket.c:258)
[   29.785521][  T915]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.785657][  T915]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.785795][  T915]  ___sys_sendmsg (net/socket.c:2752)
[   29.785930][  T915]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.786109][  T915]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.786259][  T915]  __sys_sendmsg (net/socket.c:2784)
[   29.786399][  T915]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.786539][  T915]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.786711][  T915]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.786847][  T915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.787010][  T915]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.787193][  T915]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.787370][  T915]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.787553][  T915]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.787725][  T915] RIP: 0033:0x7f999d3a408e
[   29.787870][  T915] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.788360][  T915] RSP: 002b:00007ffe1340e530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.788571][  T915] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f999d3a408e
[   29.788781][  T915] RDX: 0000000000000000 RSI: 00007ffe1340e5e0 RDI: 0000000000000005
[   29.788995][  T915] RBP: 00007ffe1340e540 R08: 0000000000000000 R09: 0000000000000000
[   29.789198][  T915] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb89
[   29.789410][  T915] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1340eca0
| [   30.103808][  T942] ------------[ cut here ]------------
| [   30.104121][  T942] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/942
| [   30.104547][  T942] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.105631][  T942] Tainted: [W]=WARN
[   30.105872][  T942] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.106238][  T942] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.106596][  T942] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.107452][  T942] RSP: 0018:ffa0000001ebf1b0 EFLAGS: 00010286
[   30.107796][  T942] RAX: 00000000ffffffa6 RBX: ff1100000cdd7b40 RCX: 1ff40000003d7dfc
[   30.108194][  T942] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7bf0
[   30.108594][  T942] RBP: ff11000010431000 R08: 1fe22000019baf7f R09: ff1100000bde5180
[   30.108989][  T942] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.109372][  T942] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   30.109753][  T942] FS:  00007fca72193840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   30.110229][  T942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.110559][  T942] CR2: 00007fca7238c460 CR3: 0000000004c35006 CR4: 0000000000771ef0
[   30.110942][  T942] PKRU: 55555554
[   30.111188][  T942] Call Trace:
[   30.111408][  T942]  <TASK>
[   30.111577][  T942]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.111859][  T942]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.112097][  T942]  __dev_notify_flags (net/core/dev.c:9787)
[   30.112368][  T942]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   30.112651][  T942]  ? netif_change_name (net/core/dev.c:1495)
[   30.112932][  T942]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.113231][  T942]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   30.113538][  T942]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.114013][  T942]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.114284][  T942]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.114719][  T942]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.115178][  T942]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.115457][  T942]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.115879][  T942]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.116172][  T942]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.116443][  T942]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.116714][  T942]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.117018][  T942]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.117453][  T942]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.117726][  T942]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.118019][  T942]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.118447][  T942]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.118715][  T942]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.119030][  T942]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.119293][  T942]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.119725][  T942]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.120022][  T942]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.120447][  T942]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.120721][  T942]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.121012][  T942]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.121289][  T942]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.121557][  T942]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.121828][  T942]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.122294][  T942]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.122568][  T942]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.122839][  T942]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.123450][  T942]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.123725][  T942]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.124021][  T942]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.124367][  T942]  ? move_addr_to_kernel (net/socket.c:258)
[   30.124653][  T942]  ___sys_sendmsg (net/socket.c:2752)
[   30.124925][  T942]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.125213][  T942]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.125825][  T942]  ? 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))
[   30.126142][  T942]  __sys_sendmsg (net/socket.c:2784)
[   30.126619][  T942]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.126900][  T942]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.127194][  T942]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.127468][  T942]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.127764][  T942]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.128053][  T942]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.128330][  T942]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.128653][  T942] RIP: 0033:0x7fca723cd08e
[   30.128944][  T942] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.130126][  T942] RSP: 002b:00007fff0006a630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.130510][  T942] RAX: ffffffffffffffda RBX: 00007fff0006adc8 RCX: 00007fca723cd08e
[   30.130897][  T942] RDX: 0000000000000000 RSI: 00007fff0006a6e0 RDI: 0000000000000005
[   30.131315][  T942] RBP: 00007fff0006a640 R08: 0000000000000000 R09: 0000000000000000
[   30.131699][  T942] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb89
[   30.132105][  T942] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0006ada0
| [   30.175386][  T943] ------------[ cut here ]------------
| [   30.175569][  T943] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/943
| [   30.175809][  T943] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.176397][  T943] Tainted: [W]=WARN
[   30.176500][  T943] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.176672][  T943] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.176851][  T943] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.177337][  T943] RSP: 0018:ffa0000001ecf020 EFLAGS: 00010286
[   30.177508][  T943] RAX: 00000000ffffffa6 RBX: ff1100000c7481c0 RCX: 1ff40000003d9dca
[   30.177711][  T943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748270
[   30.177913][  T943] RBP: ff11000010431000 R08: 1fe22000018e904f R09: ff1100001223d158
[   30.178124][  T943] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.178325][  T943] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.178527][  T943] FS:  00007f53f401f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   30.178761][  T943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.178932][  T943] CR2: 0000000012036988 CR3: 0000000011315005 CR4: 0000000000771ef0
[   30.179145][  T943] PKRU: 55555554
[   30.179246][  T943] Call Trace:
[   30.179355][  T943]  <TASK>
[   30.179426][  T943]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.179562][  T943]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.179666][  T943]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.179801][  T943]  __dev_notify_flags (net/core/dev.c:9787)
[   30.179938][  T943]  ? netif_change_name (net/core/dev.c:1495)
[   30.180211][  T943]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.180353][  T943]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.180487][  T943]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.180628][  T943]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.180768][  T943]  netif_change_flags (net/core/dev.c:9820)
[   30.180903][  T943]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.181050][  T943]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.181185][  T943]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.181319][  T943]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.181490][  T943]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.181626][  T943]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.181763][  T943]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.181894][  T943]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.182038][  T943]  ? __kernel_text_address (kernel/extable.c:79)
[   30.182174][  T943]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.182309][  T943]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.182441][  T943]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.182575][  T943]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.182712][  T943]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.182847][  T943]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.182986][  T943]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.183120][  T943]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.183253][  T943]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.183387][  T943]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.183524][  T943]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.183661][  T943]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.183813][  T943]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.183952][  T943]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.184097][  T943]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.184230][  T943]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.184365][  T943]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.184499][  T943]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.184632][  T943]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.184771][  T943]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.184904][  T943]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.185049][  T943]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.185183][  T943]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.185316][  T943]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.185449][  T943]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.185588][  T943]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.185721][  T943]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.185862][  T943]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.186007][  T943]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.186140][  T943]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.186274][  T943]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.186406][  T943]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.186541][  T943]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.186680][  T943]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.186818][  T943]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.186958][  T943]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.187108][  T943]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.187242][  T943]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.187378][  T943]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.187513][  T943]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.187655][  T943]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.187793][  T943]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.187933][  T943]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.188092][  T943]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.188256][  T943]  ? move_addr_to_kernel (net/socket.c:258)
[   30.188390][  T943]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.188524][  T943]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.188659][  T943]  ___sys_sendmsg (net/socket.c:2752)
[   30.188794][  T943]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.188962][  T943]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.189136][  T943]  __sys_sendmsg (net/socket.c:2784)
[   30.189273][  T943]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.189410][  T943]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.189580][  T943]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.189713][  T943]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.189849][  T943]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.189995][  T943]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.190131][  T943]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.190265][  T943]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.190436][  T943] RIP: 0033:0x7f53f425908e
[   30.190586][  T943] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.191071][  T943] RSP: 002b:00007ffdc0fa4250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.191278][  T943] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f53f425908e
[   30.191481][  T943] RDX: 0000000000000000 RSI: 00007ffdc0fa4300 RDI: 0000000000000005
[   30.191686][  T943] RBP: 00007ffdc0fa4260 R08: 0000000000000000 R09: 0000000000000000
[   30.191885][  T943] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb89
[   30.192093][  T943] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc0fa49c0
| [   30.558959][  T969] ------------[ cut here ]------------
| [   30.559295][  T969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/969
| [   30.559745][  T969] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.561358][  T969] Tainted: [W]=WARN
[   30.561577][  T969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.561913][  T969] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.562275][  T969] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.563124][  T969] RSP: 0018:ffa0000001fef1b0 EFLAGS: 00010286
[   30.563452][  T969] RAX: 00000000ffffffa6 RBX: ff110000027124c0 RCX: 1ff40000003fddfc
[   30.563871][  T969] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712570
[   30.564288][  T969] RBP: ff11000004d7c000 R08: 1fe22000004e24af R09: ff1100000d955180
[   30.564705][  T969] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.565119][  T969] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   30.565521][  T969] FS:  00007fa1cc94c840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   30.565992][  T969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.566323][  T969] CR2: 0000000000445f00 CR3: 0000000012276005 CR4: 0000000000771ef0
[   30.566702][  T969] PKRU: 55555554
[   30.566918][  T969] Call Trace:
[   30.567155][  T969]  <TASK>
[   30.567320][  T969]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.567607][  T969]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.567851][  T969]  __dev_notify_flags (net/core/dev.c:9787)
[   30.568162][  T969]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   30.568434][  T969]  ? netif_change_name (net/core/dev.c:1495)
[   30.568728][  T969]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.569026][  T969]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   30.569302][  T969]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.569574][  T969]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.569843][  T969]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.570147][  T969]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.570427][  T969]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.570698][  T969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.570994][  T969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.571304][  T969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.571572][  T969]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.571840][  T969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.572140][  T969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.572410][  T969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.572672][  T969]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.572932][  T969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.573213][  T969]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.573483][  T969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.573755][  T969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.574042][  T969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.574312][  T969]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.574584][  T969]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.574854][  T969]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.575146][  T969]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.575416][  T969]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.575692][  T969]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.575989][  T969]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.576259][  T969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.576529][  T969]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.576805][  T969]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.577099][  T969]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.577372][  T969]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.577641][  T969]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.577911][  T969]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.578254][  T969]  ? move_addr_to_kernel (net/socket.c:258)
[   30.578555][  T969]  ___sys_sendmsg (net/socket.c:2752)
[   30.578820][  T969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.579110][  T969]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.579400][  T969]  ? 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))
[   30.579680][  T969]  __sys_sendmsg (net/socket.c:2784)
[   30.579947][  T969]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.580244][  T969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.580531][  T969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.580804][  T969]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.581096][  T969]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.581368][  T969]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.581647][  T969]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.581996][  T969] RIP: 0033:0x7fa1ccb8608e
[   30.582281][  T969] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.583097][  T969] RSP: 002b:00007fffdc623010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.583472][  T969] RAX: ffffffffffffffda RBX: 00007fffdc6237a8 RCX: 00007fa1ccb8608e
[   30.583840][  T969] RDX: 0000000000000000 RSI: 00007fffdc6230c0 RDI: 0000000000000005
[   30.584233][  T969] RBP: 00007fffdc623020 R08: 0000000000000000 R09: 0000000000000000
[   30.584608][  T969] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb89
[   30.585002][  T969] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdc623780
| [   30.632006][  T971] ------------[ cut here ]------------
| [   30.632209][  T971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/971
| [   30.632449][  T971] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.633061][  T971] Tainted: [W]=WARN
[   30.633165][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.633333][  T971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.633509][  T971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.634003][  T971] RSP: 0018:ffa0000001e8f020 EFLAGS: 00010286
[   30.634179][  T971] RAX: 00000000ffffffa6 RBX: ff11000008b536c0 RCX: 1ff40000003d1dca
[   30.634382][  T971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b53770
[   30.634666][  T971] RBP: ff11000004d7c000 R08: 1fe220000116a6ef R09: ff1100000c985158
[   30.634984][  T971] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.635242][  T971] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.635444][  T971] FS:  00007fdbe035e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   30.635687][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.635857][  T971] CR2: 000000002ac3d988 CR3: 000000000b62b004 CR4: 0000000000771ef0
[   30.636071][  T971] PKRU: 55555554
[   30.636174][  T971] Call Trace:
[   30.636275][  T971]  <TASK>
[   30.636348][  T971]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.636489][  T971]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.636607][  T971]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.636742][  T971]  __dev_notify_flags (net/core/dev.c:9787)
[   30.636883][  T971]  ? netif_change_name (net/core/dev.c:1495)
[   30.637028][  T971]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.637162][  T971]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.637295][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.637433][  T971]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.637571][  T971]  netif_change_flags (net/core/dev.c:9820)
[   30.637706][  T971]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.637842][  T971]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.637990][  T971]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.638130][  T971]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.638296][  T971]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.638432][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.638565][  T971]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.638701][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.638841][  T971]  ? __kernel_text_address (kernel/extable.c:79)
[   30.639007][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.639143][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.639279][  T971]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.639421][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.639556][  T971]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.639692][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.639826][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.639962][  T971]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.640204][  T971]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.640338][  T971]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.640472][  T971]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.640607][  T971]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.640741][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.640877][  T971]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.641153][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.641286][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.641420][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.641553][  T971]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.641690][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.641828][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.641963][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.642159][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.642294][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.642430][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.642563][  T971]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.642702][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.642835][  T971]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.643032][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.643187][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.643382][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.643520][  T971]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.643658][  T971]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.643795][  T971]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.643934][  T971]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.644146][  T971]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.644286][  T971]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.644420][  T971]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.644553][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.644695][  T971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.644830][  T971]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.644964][  T971]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.645165][  T971]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.645304][  T971]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.645438][  T971]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.645607][  T971]  ? move_addr_to_kernel (net/socket.c:258)
[   30.645745][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.645886][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.646089][  T971]  ___sys_sendmsg (net/socket.c:2752)
[   30.646222][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.646392][  T971]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.646542][  T971]  __sys_sendmsg (net/socket.c:2784)
[   30.646681][  T971]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.646820][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.647054][  T971]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.647189][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.647326][  T971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.647466][  T971]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.647606][  T971]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.647745][  T971]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.647913][  T971] RIP: 0033:0x7fdbe059808e
[   30.648155][  T971] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.648738][  T971] RSP: 002b:00007fff6748c660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.648945][  T971] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdbe059808e
[   30.649240][  T971] RDX: 0000000000000000 RSI: 00007fff6748c710 RDI: 0000000000000005
[   30.649440][  T971] RBP: 00007fff6748c670 R08: 0000000000000000 R09: 0000000000000000
[   30.649667][  T971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb89
[   30.649867][  T971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6748cdd0
| [   30.977736][ T1000] ------------[ cut here ]------------
| [   30.977916][ T1000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1000
| [   30.978220][ T1000] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.978798][ T1000] Tainted: [W]=WARN
[   30.978910][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.979123][ T1000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.979399][ T1000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.979910][ T1000] RSP: 0018:ffa000000217efe0 EFLAGS: 00010286
[   30.980100][ T1000] RAX: 00000000ffffffa6 RBX: ff11000004aa76c0 RCX: 1ff400000042fdc2
[   30.980312][ T1000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7770
[   30.980521][ T1000] RBP: ff11000004aca000 R08: 1fe2200000954eef R09: ff110000123c5158
[   30.980728][ T1000] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   30.980934][ T1000] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   30.981164][ T1000] FS:  00007fdc33e9c840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   30.981408][ T1000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.981587][ T1000] CR2: 000000002076c988 CR3: 0000000010277002 CR4: 0000000000771ef0
[   30.981793][ T1000] PKRU: 55555554
[   30.981935][ T1000] Call Trace:
[   30.982100][ T1000]  <TASK>
[   30.982195][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.982337][ T1000]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.982477][ T1000]  notifier_call_chain (kernel/notifier.c:85)
[   30.982618][ T1000]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   30.982759][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.982896][ T1000]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   30.983077][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.983231][ T1000]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   30.983412][ T1000]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   30.983551][ T1000]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   30.983689][ T1000]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   30.983827][ T1000]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   30.984018][ T1000] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   30.984163][ T1000]  ? write_profile (kernel/profile.c:194)
[   30.984301][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.984442][ T1000]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   30.984623][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.984763][ T1000]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   30.984901][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.985120][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.985258][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.985397][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.985534][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.985694][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.985829][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.986058][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.986196][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.986356][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.986537][ T1000]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   30.986679][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.986823][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.986963][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.987231][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.987376][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.987514][ T1000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.987650][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.987787][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.987925][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.988134][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.988272][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.988413][ T1000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.988551][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.988698][ T1000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.988837][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.989042][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.989181][ T1000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.989319][ T1000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.989461][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.989599][ T1000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.989741][ T1000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.989879][ T1000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.990138][ T1000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.990281][ T1000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.990418][ T1000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.990588][ T1000]  ? move_addr_to_kernel (net/socket.c:258)
[   30.990725][ T1000]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.990867][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.991097][ T1000]  ___sys_sendmsg (net/socket.c:2752)
[   30.991232][ T1000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.991404][ T1000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.991554][ T1000]  __sys_sendmsg (net/socket.c:2784)
[   30.991747][ T1000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.991948][ T1000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.992365][ T1000]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.992599][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.992794][ T1000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.992939][ T1000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.993212][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.993355][ T1000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.993547][ T1000] RIP: 0033:0x7fdc340d608e
[   30.993712][ T1000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.994279][ T1000] RSP: 002b:00007ffccd0ac420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.994581][ T1000] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdc340d608e
[   30.994903][ T1000] RDX: 0000000000000000 RSI: 00007ffccd0ac4d0 RDI: 0000000000000005
[   30.995248][ T1000] RBP: 00007ffccd0ac430 R08: 0000000000000000 R09: 0000000000000000
[   30.995564][ T1000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8a
[   30.995890][ T1000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccd0acb90
| [   30.998712][ T1000] ------------[ cut here ]------------
| [   30.998924][ T1000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1000
| [   30.999339][ T1000] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.000556][ T1000] Tainted: [W]=WARN
[   31.000667][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.000841][ T1000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.001227][ T1000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.001730][ T1000] RSP: 0018:ffa000000217f060 EFLAGS: 00010286
[   31.001905][ T1000] RAX: 00000000ffffffa6 RBX: ff11000004aa7840 RCX: 1ff400000042fdd2
[   31.002294][ T1000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa78f0
[   31.002507][ T1000] RBP: ff1100000cd52000 R08: 1fe2200000954f1f R09: ff110000123c5158
[   31.002718][ T1000] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.002928][ T1000] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000217f100
[   31.003266][ T1000] FS:  00007fdc33e9c840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   31.003558][ T1000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.003738][ T1000] CR2: 000000002076c988 CR3: 0000000010277002 CR4: 0000000000771ef0
[   31.003944][ T1000] PKRU: 55555554
[   31.004079][ T1000] Call Trace:
[   31.004211][ T1000]  <TASK>
[   31.004314][ T1000]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.004467][ T1000]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.004622][ T1000]  netif_close_many (net/core/dev.c:1804)
[   31.004777][ T1000]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   31.004952][ T1000]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.005104][ T1000]  ? __dev_close_many (net/core/dev.c:1781)
[   31.005246][ T1000]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.005429][ T1000]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.005601][ T1000]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.005745][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.005884][ T1000]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.006073][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.006210][ T1000]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   31.006346][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.006477][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.006610][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.006742][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.006882][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.007049][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.007227][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.007425][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.007610][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.007809][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.008034][ T1000]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.008251][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.008455][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.008670][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.008876][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.009076][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.009240][ T1000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.009443][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.009646][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.009850][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.010033][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.010167][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.010305][ T1000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.010439][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.010572][ T1000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.010727][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.010860][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.011009][ T1000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.011143][ T1000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.011277][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.011414][ T1000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.011552][ T1000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.011689][ T1000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.011829][ T1000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.011981][ T1000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.012124][ T1000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.012290][ T1000]  ? move_addr_to_kernel (net/socket.c:258)
[   31.012426][ T1000]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.012561][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.012726][ T1000]  ___sys_sendmsg (net/socket.c:2752)
[   31.012918][ T1000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.013190][ T1000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.013415][ T1000]  __sys_sendmsg (net/socket.c:2784)
[   31.013563][ T1000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.013698][ T1000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.013868][ T1000]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.014017][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.014152][ T1000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.014287][ T1000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.014423][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.014594][ T1000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.014840][ T1000] RIP: 0033:0x7fdc340d608e
[   31.015009][ T1000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.015492][ T1000] RSP: 002b:00007ffccd0ac420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.015742][ T1000] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdc340d608e
[   31.015985][ T1000] RDX: 0000000000000000 RSI: 00007ffccd0ac4d0 RDI: 0000000000000005
[   31.016186][ T1000] RBP: 00007ffccd0ac430 R08: 0000000000000000 R09: 0000000000000000
[   31.016428][ T1000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8a
[   31.016658][ T1000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccd0acb90
| [   31.020561][ T1000] ------------[ cut here ]------------
| [   31.020770][ T1000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1000
| [   31.021191][ T1000] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.021958][ T1000] Tainted: [W]=WARN
[   31.022119][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.022359][ T1000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.022606][ T1000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.023279][ T1000] RSP: 0018:ffa000000217f190 EFLAGS: 00010286
[   31.023521][ T1000] RAX: 00000000ffffffa6 RBX: ff1100000c7496c0 RCX: 1ff400000042fdf8
[   31.023799][ T1000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749770
[   31.024087][ T1000] RBP: ff1100000cd52000 R08: 1fe22000018e92ef R09: ff110000123c5158
[   31.024365][ T1000] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.024646][ T1000] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.024923][ T1000] FS:  00007fdc33e9c840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   31.025265][ T1000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.025502][ T1000] CR2: 00007f0b08f9c8f4 CR3: 0000000010277005 CR4: 0000000000771ef0
[   31.025779][ T1000] PKRU: 55555554
[   31.025925][ T1000] Call Trace:
[   31.026081][ T1000]  <TASK>
[   31.026181][ T1000]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.026422][ T1000]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.026654][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.026847][ T1000]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   31.027050][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.027228][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.027409][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.027583][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.027759][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.027987][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.028258][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.028450][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.028655][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.028860][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.029077][ T1000]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.029279][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.029472][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.029668][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.029889][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.030105][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.030312][ T1000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.030528][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.030733][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.030938][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.031161][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.031367][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.031577][ T1000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.031768][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.031965][ T1000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.032184][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.032380][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.032584][ T1000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.032790][ T1000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.033001][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.033205][ T1000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.033412][ T1000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.033623][ T1000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.033833][ T1000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.034045][ T1000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.034239][ T1000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.034480][ T1000]  ? move_addr_to_kernel (net/socket.c:258)
[   31.034676][ T1000]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.034876][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.035101][ T1000]  ___sys_sendmsg (net/socket.c:2752)
[   31.035303][ T1000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.035558][ T1000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.035790][ T1000]  __sys_sendmsg (net/socket.c:2784)
[   31.036009][ T1000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.036211][ T1000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.036477][ T1000]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.036680][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.036879][ T1000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.037084][ T1000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.037285][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.037497][ T1000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.037753][ T1000] RIP: 0033:0x7fdc340d608e
[   31.037986][ T1000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.038715][ T1000] RSP: 002b:00007ffccd0ac420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.039025][ T1000] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdc340d608e
[   31.039327][ T1000] RDX: 0000000000000000 RSI: 00007ffccd0ac4d0 RDI: 0000000000000005
[   31.039634][ T1000] RBP: 00007ffccd0ac430 R08: 0000000000000000 R09: 0000000000000000
[   31.039945][ T1000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8a
[   31.040274][ T1000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccd0acb90
| [   31.365684][ T1028] ------------[ cut here ]------------
| [   31.365912][ T1028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1028
| [   31.366557][ T1028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.367416][ T1028] Tainted: [W]=WARN
[   31.367649][ T1028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.367878][ T1028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.368127][ T1028] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.368670][ T1028] RSP: 0018:ffa000000230efe0 EFLAGS: 00010286
[   31.368916][ T1028] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff4000000461dc2
[   31.369228][ T1028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   31.369478][ T1028] RBP: ff11000004aca000 R08: 1fe220000169568f R09: ff1100000d9d5158
[   31.369734][ T1028] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.370004][ T1028] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   31.370259][ T1028] FS:  00007f5ca1fc0840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   31.370618][ T1028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.370891][ T1028] CR2: 00007f5ca22901a0 CR3: 00000000120c7004 CR4: 0000000000771ef0
[   31.371199][ T1028] PKRU: 55555554
[   31.371355][ T1028] Call Trace:
[   31.371506][ T1028]  <TASK>
[   31.371626][ T1028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.371814][ T1028]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.372030][ T1028]  notifier_call_chain (kernel/notifier.c:85)
[   31.372234][ T1028]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.372491][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.372681][ T1028]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.372905][ T1028]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.373114][ T1028]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.373302][ T1028]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.373559][ T1028]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.373819][ T1028]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   31.374032][ T1028] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.374227][ T1028]  ? write_profile (kernel/profile.c:194)
[   31.374414][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.374613][ T1028]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   31.374882][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.375094][ T1028]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   31.375283][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.375468][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.375662][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.375851][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.376056][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.376265][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.376451][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.376639][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.376824][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.377055][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.377245][ T1028]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.377436][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.377620][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.377807][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.378012][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.378201][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.378387][ T1028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.378577][ T1028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.378763][ T1028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.378950][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.379202][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.379412][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.379601][ T1028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.379788][ T1028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.379995][ T1028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.380202][ T1028]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.380458][ T1028]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.380719][ T1028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.381005][ T1028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.381263][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.381469][ T1028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.381660][ T1028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.381849][ T1028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.382064][ T1028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.382255][ T1028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.382442][ T1028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.382659][ T1028]  ? move_addr_to_kernel (net/socket.c:258)
[   31.382847][ T1028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.383055][ T1028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.383254][ T1028]  ___sys_sendmsg (net/socket.c:2752)
[   31.383493][ T1028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.383803][ T1028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.384107][ T1028]  __sys_sendmsg (net/socket.c:2784)
[   31.384373][ T1028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.384575][ T1028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.384799][ T1028]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.385013][ T1028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.385203][ T1028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.385390][ T1028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.385581][ T1028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.385770][ T1028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.386009][ T1028] RIP: 0033:0x7f5ca21fa08e
[   31.386205][ T1028] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.386741][ T1028] RSP: 002b:00007ffef5e45a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.387020][ T1028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5ca21fa08e
[   31.387275][ T1028] RDX: 0000000000000000 RSI: 00007ffef5e45ae0 RDI: 0000000000000005
[   31.387534][ T1028] RBP: 00007ffef5e45a40 R08: 0000000000000000 R09: 0000000000000000
[   31.387787][ T1028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8a
[   31.388076][ T1028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5e461a0
| [   31.390420][ T1028] ------------[ cut here ]------------
| [   31.390636][ T1028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1028
| [   31.391068][ T1028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.391906][ T1028] Tainted: [W]=WARN
[   31.392070][ T1028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.392320][ T1028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.392580][ T1028] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.393305][ T1028] RSP: 0018:ffa000000230f060 EFLAGS: 00010286
[   31.393557][ T1028] RAX: 00000000ffffffa6 RBX: ff1100000b4abb40 RCX: 1ff4000000461dd2
[   31.393856][ T1028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4abbf0
[   31.394166][ T1028] RBP: ff11000005002000 R08: 1fe220000169577f R09: ff1100000d9d5158
[   31.394462][ T1028] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.394750][ T1028] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000230f100
[   31.395063][ T1028] FS:  00007f5ca1fc0840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   31.395413][ T1028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.395669][ T1028] CR2: 00007fd8e6dabf98 CR3: 00000000120c7004 CR4: 0000000000771ef0
[   31.395983][ T1028] PKRU: 55555554
[   31.396131][ T1028] Call Trace:
[   31.396281][ T1028]  <TASK>
[   31.396384][ T1028]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.396588][ T1028]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.396741][ T1028]  netif_close_many (net/core/dev.c:1804)
[   31.396945][ T1028]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.397159][ T1028]  ? __dev_close_many (net/core/dev.c:1781)
[   31.397361][ T1028]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.397613][ T1028]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.397863][ T1028]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.398086][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.398286][ T1028]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.398539][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.398744][ T1028]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   31.398942][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.399153][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.399352][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.399552][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.399750][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.400141][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.400339][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.400536][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.400732][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.401087][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.401285][ T1028]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.401489][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.401686][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.402041][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.402238][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.402440][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.402640][ T1028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.403001][ T1028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.403209][ T1028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.403415][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.403626][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.403996][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.404207][ T1028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.404413][ T1028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.404620][ T1028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.404997][ T1028]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.405205][ T1028]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.405414][ T1028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.405628][ T1028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.405993][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.406202][ T1028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.406412][ T1028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.406620][ T1028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.406990][ T1028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.407194][ T1028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.407402][ T1028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.407807][ T1028]  ? move_addr_to_kernel (net/socket.c:258)
[   31.408027][ T1028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.408231][ T1028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.408438][ T1028]  ___sys_sendmsg (net/socket.c:2752)
[   31.408791][ T1028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.409060][ T1028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.409295][ T1028]  __sys_sendmsg (net/socket.c:2784)
[   31.409502][ T1028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.409856][ T1028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.410127][ T1028]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.410332][ T1028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.410538][ T1028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.410892][ T1028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.411109][ T1028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.411319][ T1028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.411576][ T1028] RIP: 0033:0x7f5ca21fa08e
[   31.411949][ T1028] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.412845][ T1028] RSP: 002b:00007ffef5e45a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.413176][ T1028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5ca21fa08e
[   31.413483][ T1028] RDX: 0000000000000000 RSI: 00007ffef5e45ae0 RDI: 0000000000000005
[   31.413941][ T1028] RBP: 00007ffef5e45a40 R08: 0000000000000000 R09: 0000000000000000
[   31.414260][ T1028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8a
[   31.414572][ T1028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5e461a0
| [   31.419255][ T1028] ------------[ cut here ]------------
| [   31.419411][ T1028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1028
| [   31.419676][ T1028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.420349][ T1028] Tainted: [W]=WARN
[   31.420448][ T1028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.420700][ T1028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.420870][ T1028] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.421343][ T1028] RSP: 0018:ffa000000230f190 EFLAGS: 00010286
[   31.421508][ T1028] RAX: 00000000ffffffa6 RBX: ff1100000b504040 RCX: 1ff4000000461df8
[   31.421700][ T1028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5040f0
[   31.421986][ T1028] RBP: ff11000005002000 R08: 1fe22000016a081f R09: ff1100000d9d5158
[   31.422181][ T1028] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.422461][ T1028] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.422657][ T1028] FS:  00007f5ca1fc0840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   31.422884][ T1028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.423058][ T1028] CR2: 0000561b07814d5c CR3: 00000000120c7004 CR4: 0000000000771ef0
[   31.423251][ T1028] PKRU: 55555554
[   31.423350][ T1028] Call Trace:
[   31.423446][ T1028]  <TASK>
[   31.423597][ T1028]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.423762][ T1028]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.423922][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.424062][ T1028]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   31.424191][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.424317][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.424449][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.424576][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.424703][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.424849][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.424985][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.425113][ T1028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.425238][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.425367][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.425498][ T1028]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.425629][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.425840][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.425979][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.426107][ T1028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.426236][ T1028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.426365][ T1028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.426499][ T1028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.426629][ T1028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.426755][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.426885][ T1028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.427038][ T1028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.427168][ T1028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.427294][ T1028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.427508][ T1028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.427661][ T1028]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.427789][ T1028]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.427919][ T1028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.428128][ T1028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.428322][ T1028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.428518][ T1028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.428666][ T1028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.428800][ T1028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.428929][ T1028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.429074][ T1028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.429202][ T1028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.429359][ T1028]  ? move_addr_to_kernel (net/socket.c:258)
[   31.429488][ T1028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.429617][ T1028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.429751][ T1028]  ___sys_sendmsg (net/socket.c:2752)
[   31.429876][ T1028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.430048][ T1028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.430188][ T1028]  __sys_sendmsg (net/socket.c:2784)
[   31.430316][ T1028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.430443][ T1028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.430606][ T1028]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.430737][ T1028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.430950][ T1028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.431090][ T1028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.431218][ T1028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.431345][ T1028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.431525][ T1028] RIP: 0033:0x7f5ca21fa08e
[   31.431724][ T1028] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.432202][ T1028] RSP: 002b:00007ffef5e45a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.432398][ T1028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5ca21fa08e
[   31.432675][ T1028] RDX: 0000000000000000 RSI: 00007ffef5e45ae0 RDI: 0000000000000005
[   31.432879][ T1028] RBP: 00007ffef5e45a40 R08: 0000000000000000 R09: 0000000000000000
[   31.433082][ T1028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8a
[   31.433273][ T1028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5e461a0
| [   31.741443][ T1054] ------------[ cut here ]------------
| [   31.741643][ T1054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1054
| [   31.741916][ T1054] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.742481][ T1054] Tainted: [W]=WARN
[   31.742585][ T1054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.742752][ T1054] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.742925][ T1054] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.743445][ T1054] RSP: 0018:ffa000000246f060 EFLAGS: 00010286
[   31.743613][ T1054] RAX: 00000000ffffffa6 RBX: ff1100000c7487c0 RCX: 1ff400000048ddd2
[   31.743811][ T1054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748870
[   31.744021][ T1054] RBP: ff110000024d4000 R08: 1fe22000018e910f R09: ff11000012362e58
[   31.744218][ T1054] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.744425][ T1054] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000246f100
[   31.744625][ T1054] FS:  00007f131645f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   31.744862][ T1054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.745084][ T1054] CR2: 000000003f603988 CR3: 000000001026d006 CR4: 0000000000771ef0
[   31.745382][ T1054] PKRU: 55555554
[   31.745536][ T1054] Call Trace:
[   31.745689][ T1054]  <TASK>
[   31.745795][ T1054]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.746004][ T1054]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.746108][ T1054]  netif_close_many (net/core/dev.c:1804)
[   31.746242][ T1054]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.746383][ T1054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.746525][ T1054]  ? __dev_close_many (net/core/dev.c:1781)
[   31.746667][ T1054]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.746831][ T1054]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.747010][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.747149][ T1054]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.747313][ T1054]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.747451][ T1054]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.747590][ T1054]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.747765][ T1054]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.747899][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.748135][ T1054]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   31.748267][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.748405][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.748538][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.748668][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.748799][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.748949][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.749187][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.749324][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.749473][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.749609][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.749741][ T1054]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.749875][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.750108][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.750334][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.750466][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.750660][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.750807][ T1054]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.750937][ T1054]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.751148][ T1054]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.751278][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.751413][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.751546][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.751679][ T1054]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.751820][ T1054]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.751955][ T1054]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.752236][ T1054]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.752435][ T1054]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.752570][ T1054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.752705][ T1054]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.752841][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.753042][ T1054]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.753179][ T1054]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.753314][ T1054]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.753453][ T1054]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.753587][ T1054]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.753718][ T1054]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.753888][ T1054]  ? move_addr_to_kernel (net/socket.c:258)
[   31.754144][ T1054]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.754341][ T1054]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.754550][ T1054]  ___sys_sendmsg (net/socket.c:2752)
[   31.754758][ T1054]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.755064][ T1054]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.755275][ T1054]  __sys_sendmsg (net/socket.c:2784)
[   31.755434][ T1054]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.755612][ T1054]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.755784][ T1054]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.755917][ T1054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.756112][ T1054]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.756246][ T1054]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.756385][ T1054]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.756517][ T1054]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.756680][ T1054] RIP: 0033:0x7f131669908e
[   31.756820][ T1054] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.757344][ T1054] RSP: 002b:00007ffc914ea490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.757555][ T1054] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f131669908e
[   31.757763][ T1054] RDX: 0000000000000000 RSI: 00007ffc914ea540 RDI: 0000000000000005
[   31.757988][ T1054] RBP: 00007ffc914ea4a0 R08: 0000000000000000 R09: 0000000000000000
[   31.758202][ T1054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   31.758414][ T1054] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc914eac00
| [   31.762613][ T1054] ------------[ cut here ]------------
| [   31.762874][ T1054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1054
| [   31.763350][ T1054] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.764320][ T1054] Tainted: [W]=WARN
[   31.764528][ T1054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.764833][ T1054] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.765244][ T1054] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.766047][ T1054] RSP: 0018:ffa000000246f190 EFLAGS: 00010286
[   31.766366][ T1054] RAX: 00000000ffffffa6 RBX: ff1100000b4aa7c0 RCX: 1ff400000048ddf8
[   31.766726][ T1054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa870
[   31.768304][ T1054] RBP: ff110000024d4000 R08: 1fe220000169550f R09: ff11000012362e58
[   31.768664][ T1054] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   31.769044][ T1054] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.769400][ T1054] FS:  00007f131645f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   31.769807][ T1054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.770138][ T1054] CR2: 0000561b07814d5c CR3: 000000001026d002 CR4: 0000000000771ef0
[   31.770484][ T1054] PKRU: 55555554
[   31.770682][ T1054] Call Trace:
[   31.770873][ T1054]  <TASK>
[   31.771048][ T1054]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.771356][ T1054]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.771653][ T1054]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.771898][ T1054]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.772161][ T1054]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.772464][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.772725][ T1054]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   31.773009][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.773263][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.773519][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.773774][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.774051][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.774341][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.774591][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.774847][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.775121][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.775374][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.775644][ T1054]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   31.775903][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.776197][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.776452][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.776705][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.776950][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   31.777227][ T1054]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.777478][ T1054]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.777729][ T1054]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.778009][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.778280][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.778531][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.778790][ T1054]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.779080][ T1054]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.779340][ T1054]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.779599][ T1054]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.779849][ T1054]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.780137][ T1054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.780394][ T1054]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.780650][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.780905][ T1054]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.781196][ T1054]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.781454][ T1054]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.781713][ T1054]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.781994][ T1054]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.782248][ T1054]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.782544][ T1054]  ? move_addr_to_kernel (net/socket.c:258)
[   31.782801][ T1054]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.783097][ T1054]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.783368][ T1054]  ___sys_sendmsg (net/socket.c:2752)
[   31.783627][ T1054]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.783939][ T1054]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.784245][ T1054]  __sys_sendmsg (net/socket.c:2784)
[   31.784505][ T1054]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.784766][ T1054]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.785101][ T1054]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.785363][ T1054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.785624][ T1054]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.785881][ T1054]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.786171][ T1054]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.786433][ T1054]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.786739][ T1054] RIP: 0033:0x7f131669908e
[   31.787035][ T1054] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.787806][ T1054] RSP: 002b:00007ffc914ea490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.788194][ T1054] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f131669908e
[   31.788552][ T1054] RDX: 0000000000000000 RSI: 00007ffc914ea540 RDI: 0000000000000005
[   31.788907][ T1054] RBP: 00007ffc914ea4a0 R08: 0000000000000000 R09: 0000000000000000
[   31.789292][ T1054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   31.789654][ T1054] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc914eac00
| [   32.135809][ T1079] ------------[ cut here ]------------
| [   32.136098][ T1079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1079
| [   32.136549][ T1079] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.137441][ T1079] Tainted: [W]=WARN
[   32.137606][ T1079] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.137872][ T1079] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.138171][ T1079] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.138925][ T1079] RSP: 0018:ffa000000259f060 EFLAGS: 00010286
[   32.139201][ T1079] RAX: 00000000ffffffa6 RBX: ff11000004aa73c0 RCX: 1ff40000004b3dd2
[   32.139509][ T1079] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7470
[   32.139824][ T1079] RBP: ff11000008a4c000 R08: 1fe2200000954e8f R09: ff1100000f3a5158
[   32.140156][ T1079] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.140468][ T1079] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000259f100
[   32.140787][ T1079] FS:  00007f7b2b3cc840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   32.141202][ T1079] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.141465][ T1079] CR2: 00007fd8e6dabf98 CR3: 00000000120df003 CR4: 0000000000771ef0
[   32.141773][ T1079] PKRU: 55555554
[   32.141930][ T1079] Call Trace:
[   32.142101][ T1079]  <TASK>
[   32.142210][ T1079]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.142428][ T1079]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.142591][ T1079]  netif_close_many (net/core/dev.c:1804)
[   32.142800][ T1079]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.143019][ T1079]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.143232][ T1079]  ? __dev_close_many (net/core/dev.c:1781)
[   32.143441][ T1079]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.143697][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.143907][ T1079]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.144191][ T1079]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.144452][ T1079]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.144671][ T1079]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.144882][ T1079]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.145154][ T1079]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.145366][ T1079]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.145584][ T1079]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   32.145797][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.146053][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.146260][ T1079]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.146468][ T1079]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.146675][ T1079]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.146921][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.147143][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.147354][ T1079]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.147560][ T1079]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.147769][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.147992][ T1079]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   32.148203][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.148410][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.148615][ T1079]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.148822][ T1079]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.149047][ T1079]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.149261][ T1079]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.149474][ T1079]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.149686][ T1079]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.149896][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.150133][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.150345][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.150562][ T1079]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.150783][ T1079]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.151002][ T1079]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.151219][ T1079]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   32.151430][ T1079]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   32.151639][ T1079]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.151851][ T1079]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.152146][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.152366][ T1079]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.152584][ T1079]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.152799][ T1079]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.153031][ T1079]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.153243][ T1079]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.153452][ T1079]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.153716][ T1079]  ? move_addr_to_kernel (net/socket.c:258)
[   32.153932][ T1079]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.154166][ T1079]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.154381][ T1079]  ___sys_sendmsg (net/socket.c:2752)
[   32.154595][ T1079]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.154862][ T1079]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.155118][ T1079]  __sys_sendmsg (net/socket.c:2784)
[   32.155333][ T1079]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.155544][ T1079]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.155812][ T1079]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.156046][ T1079]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.156264][ T1079]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.156479][ T1079]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.156693][ T1079]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.156911][ T1079]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.157194][ T1079] RIP: 0033:0x7f7b2b60608e
[   32.157426][ T1079] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.158205][ T1079] RSP: 002b:00007fff9d32d420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.158529][ T1079] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b2b60608e
[   32.158860][ T1079] RDX: 0000000000000000 RSI: 00007fff9d32d4d0 RDI: 0000000000000005
[   32.159201][ T1079] RBP: 00007fff9d32d430 R08: 0000000000000000 R09: 0000000000000000
[   32.159519][ T1079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   32.159839][ T1079] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9d32db90
| [   32.166024][ T1079] ------------[ cut here ]------------
| [   32.166250][ T1079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1079
| [   32.166649][ T1079] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.167490][ T1079] Tainted: [W]=WARN
[   32.167647][ T1079] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.167904][ T1079] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.168345][ T1079] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.169166][ T1079] RSP: 0018:ffa000000259f190 EFLAGS: 00010286
[   32.169425][ T1079] RAX: 00000000ffffffa6 RBX: ff110000090a9e40 RCX: 1ff40000004b3df8
[   32.169825][ T1079] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9ef0
[   32.170224][ T1079] RBP: ff11000008a4c000 R08: 1fe22000012153df R09: ff1100000f3a5158
[   32.170522][ T1079] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.170825][ T1079] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.171235][ T1079] FS:  00007f7b2b3cc840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   32.171591][ T1079] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.171842][ T1079] CR2: 00007fd8e6dabf98 CR3: 00000000120df003 CR4: 0000000000771ef0
[   32.172248][ T1079] PKRU: 55555554
[   32.172402][ T1079] Call Trace:
[   32.172552][ T1079]  <TASK>
[   32.172658][ T1079]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.172914][ T1079]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.173263][ T1079]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.173477][ T1079]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.173676][ T1079]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.173928][ T1079]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.174236][ T1079]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   32.174435][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.174628][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.174830][ T1079]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.175134][ T1079]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.175334][ T1079]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.175567][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.175766][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.176068][ T1079]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.176271][ T1079]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.176470][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.176674][ T1079]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   32.176882][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.177182][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.177381][ T1079]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.177582][ T1079]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.177782][ T1079]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.178079][ T1079]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.178279][ T1079]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.178476][ T1079]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.178677][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.178881][ T1079]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.179181][ T1079]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.179382][ T1079]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.179580][ T1079]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.179784][ T1079]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.180089][ T1079]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   32.180298][ T1079]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   32.180505][ T1079]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.180713][ T1079]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.180913][ T1079]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.181213][ T1079]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.181411][ T1079]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.181613][ T1079]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.181822][ T1079]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.182125][ T1079]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.182327][ T1079]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.182578][ T1079]  ? move_addr_to_kernel (net/socket.c:258)
[   32.182780][ T1079]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.183078][ T1079]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.183287][ T1079]  ___sys_sendmsg (net/socket.c:2752)
[   32.183487][ T1079]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.183738][ T1079]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.183964][ T1079]  __sys_sendmsg (net/socket.c:2784)
[   32.184264][ T1079]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.184475][ T1079]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.184743][ T1079]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.184948][ T1079]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.185258][ T1079]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.185463][ T1079]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.185666][ T1079]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.185873][ T1079]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.186233][ T1079] RIP: 0033:0x7f7b2b60608e
[   32.186453][ T1079] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.187289][ T1079] RSP: 002b:00007fff9d32d420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.187619][ T1079] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b2b60608e
[   32.187926][ T1079] RDX: 0000000000000000 RSI: 00007fff9d32d4d0 RDI: 0000000000000005
[   32.188323][ T1079] RBP: 00007fff9d32d430 R08: 0000000000000000 R09: 0000000000000000
[   32.188620][ T1079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   32.188915][ T1079] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9d32db90
| [   32.540686][ T1102] ------------[ cut here ]------------
| [   32.540915][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1102
| [   32.541245][ T1102] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.541894][ T1102] Tainted: [W]=WARN
[   32.542076][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.542342][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.542556][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.543114][ T1102] RSP: 0018:ffa00000026eef70 EFLAGS: 00010286
[   32.543353][ T1102] RAX: 00000000ffffffa6 RBX: ff1100000c457b40 RCX: 1ff40000004dddb4
[   32.543605][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457bf0
[   32.543820][ T1102] RBP: ff11000004aca000 R08: 1fe220000188af7f R09: ff11000012022e80
[   32.544051][ T1102] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   32.544329][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   32.544573][ T1102] FS:  00007f39ea9a6840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   32.544829][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.545026][ T1102] CR2: 00007fd8e6d5a888 CR3: 00000000101cf005 CR4: 0000000000771ef0
[   32.545297][ T1102] PKRU: 55555554
[   32.545434][ T1102] Call Trace:
[   32.545594][ T1102]  <TASK>
[   32.545703][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.545920][ T1102]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.546159][ T1102]  notifier_call_chain (kernel/notifier.c:85)
[   32.546360][ T1102]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   32.546526][ T1102]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   32.546675][ T1102]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   32.546849][ T1102]  netdev_upper_dev_link (net/core/dev.c:8972)
[   32.547092][ T1102]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   32.547242][ T1102] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   32.547392][ T1102]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   32.547545][ T1102] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   32.547691][ T1102]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   32.547840][ T1102]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   32.548077][ T1102]  ? nla_strscpy (lib/nlattr.c:795)
[   32.548233][ T1102]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   32.548379][ T1102]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   32.548540][ T1102]  ? __dev_get_by_name (net/core/dev.c:883)
[   32.548783][ T1102]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   32.548948][ T1102]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   32.549115][ T1102]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.549260][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.549405][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.549594][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.549743][ T1102]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.549887][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.550115][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.550262][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.550408][ T1102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.550553][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.550700][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.550866][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.551028][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.551175][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.551380][ T1102]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.551576][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.551731][ T1102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.551878][ T1102]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   32.552035][ T1102]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   32.552185][ T1102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.552333][ T1102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.552536][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.552716][ T1102]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.552864][ T1102]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.553020][ T1102]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.553168][ T1102]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.553311][ T1102]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.553530][ T1102]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.553735][ T1102]  ? move_addr_to_kernel (net/socket.c:258)
[   32.553883][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.554042][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.554188][ T1102]  ___sys_sendmsg (net/socket.c:2752)
[   32.554352][ T1102]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.554565][ T1102]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.554742][ T1102]  __sys_sendmsg (net/socket.c:2784)
[   32.554952][ T1102]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.555188][ T1102]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.555466][ T1102]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.555691][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.555889][ T1102]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.556075][ T1102]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.556289][ T1102]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.556506][ T1102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.556772][ T1102] RIP: 0033:0x7f39eabe008e
[   32.556932][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.557630][ T1102] RSP: 002b:00007fff8ad81a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.557958][ T1102] RAX: ffffffffffffffda RBX: 00007fff8ad821e8 RCX: 00007f39eabe008e
[   32.558199][ T1102] RDX: 0000000000000000 RSI: 00007fff8ad81b00 RDI: 0000000000000005
[   32.558415][ T1102] RBP: 00007fff8ad81a60 R08: 0000000000000000 R09: 0000000000000000
[   32.558629][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   32.558842][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8ad821c0
| [   32.560590][ T1102] ------------[ cut here ]------------
| [   32.560773][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1102
| [   32.561109][ T1102] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.561695][ T1102] Tainted: [W]=WARN
[   32.561804][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.561995][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.562187][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.562692][ T1102] RSP: 0018:ffa00000026eefd0 EFLAGS: 00010286
[   32.562872][ T1102] RAX: 00000000ffffffa6 RBX: ff1100000c457840 RCX: 1ff40000004dddc0
[   32.563098][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4578f0
[   32.563311][ T1102] RBP: ff1100000d9fa000 R08: 1fe220000188af1f R09: ff11000012022e80
[   32.563559][ T1102] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.563779][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fae04
[   32.564015][ T1102] FS:  00007f39ea9a6840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   32.564276][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.564461][ T1102] CR2: 00007fd8e6d5a888 CR3: 00000000101cf005 CR4: 0000000000771ef0
[   32.564682][ T1102] PKRU: 55555554
[   32.564795][ T1102] Call Trace:
[   32.564912][ T1102]  <TASK>
[   32.565008][ T1102]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.565229][ T1102]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.565395][ T1102]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   32.565621][ T1102]  __dev_notify_flags (net/core/dev.c:9787)
[   32.565847][ T1102]  ? netif_change_name (net/core/dev.c:1495)
[   32.566092][ T1102]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   32.566255][ T1102]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   32.566405][ T1102]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   32.566555][ T1102] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   32.566710][ T1102]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   32.566862][ T1102] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   32.567023][ T1102]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   32.567175][ T1102]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   32.567323][ T1102]  ? nla_strscpy (lib/nlattr.c:795)
[   32.567479][ T1102]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   32.567628][ T1102]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   32.567777][ T1102]  ? __dev_get_by_name (net/core/dev.c:883)
[   32.567929][ T1102]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   32.568101][ T1102]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   32.568253][ T1102]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.568404][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.568552][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.568705][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.568853][ T1102]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.569112][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.569266][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.569416][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.569562][ T1102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.569711][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.569964][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.570130][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.570281][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.570432][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.570584][ T1102]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.570736][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.570885][ T1102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.571043][ T1102]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   32.571192][ T1102]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   32.571342][ T1102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.571492][ T1102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.571639][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.571786][ T1102]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.571936][ T1102]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.572096][ T1102]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.572251][ T1102]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.572403][ T1102]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.572551][ T1102]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.572732][ T1102]  ? move_addr_to_kernel (net/socket.c:258)
[   32.572879][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.573037][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.573187][ T1102]  ___sys_sendmsg (net/socket.c:2752)
[   32.573335][ T1102]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.573523][ T1102]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.573684][ T1102]  __sys_sendmsg (net/socket.c:2784)
[   32.573835][ T1102]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.573987][ T1102]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.574174][ T1102]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.574320][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.574470][ T1102]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.574621][ T1102]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.574768][ T1102]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.574916][ T1102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.575107][ T1102] RIP: 0033:0x7f39eabe008e
[   32.575261][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.575785][ T1102] RSP: 002b:00007fff8ad81a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.576019][ T1102] RAX: ffffffffffffffda RBX: 00007fff8ad821e8 RCX: 00007f39eabe008e
[   32.576257][ T1102] RDX: 0000000000000000 RSI: 00007fff8ad81b00 RDI: 0000000000000005
[   32.576478][ T1102] RBP: 00007fff8ad81a60 R08: 0000000000000000 R09: 0000000000000000
[   32.577265][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   32.577484][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8ad821c0
| [   32.610551][ T1103] ------------[ cut here ]------------
| [   32.610740][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1103
| [   32.611202][ T1103] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.611758][ T1103] Tainted: [W]=WARN
[   32.611881][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.612072][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.612251][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.612733][ T1103] RSP: 0018:ffa00000026ff020 EFLAGS: 00010286
[   32.612923][ T1103] RAX: 00000000ffffffa6 RBX: ff1100000c748f40 RCX: 1ff40000004dfdca
[   32.613156][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748ff0
[   32.613361][ T1103] RBP: ff1100000d9fa000 R08: 1fe22000018e91ff R09: ff11000012025158
[   32.613564][ T1103] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   32.613764][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   32.613965][ T1103] FS:  00007f8776744840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   32.614216][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.614384][ T1103] CR2: 0000000039a8e988 CR3: 000000001202f002 CR4: 0000000000771ef0
[   32.614592][ T1103] PKRU: 55555554
[   32.614693][ T1103] Call Trace:
[   32.614796][ T1103]  <TASK>
[   32.614867][ T1103]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.615019][ T1103]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.615123][ T1103]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.615258][ T1103]  __dev_notify_flags (net/core/dev.c:9787)
[   32.615396][ T1103]  ? netif_change_name (net/core/dev.c:1495)
[   32.615536][ T1103]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.615669][ T1103]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   32.615801][ T1103]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.615934][ T1103]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   32.616079][ T1103]  netif_change_flags (net/core/dev.c:9820)
[   32.616211][ T1103]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.616347][ T1103]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.616481][ T1103]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.616616][ T1103]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.616784][ T1103]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.616921][ T1103]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.617070][ T1103]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.617209][ T1103]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.617346][ T1103]  ? __kernel_text_address (kernel/extable.c:79)
[   32.617481][ T1103]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.617616][ T1103]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.617755][ T1103]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.617895][ T1103]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.618040][ T1103]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.618176][ T1103]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.618318][ T1103]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.618460][ T1103]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.618602][ T1103]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   32.618745][ T1103]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.618883][ T1103]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.619031][ T1103]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.619174][ T1103]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.619316][ T1103]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.619456][ T1103]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.619593][ T1103]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.619731][ T1103]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.619868][ T1103]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.620017][ T1103]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.620158][ T1103]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.620296][ T1103]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.620433][ T1103]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.620578][ T1103]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.620722][ T1103]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.620862][ T1103]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.621014][ T1103]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.621158][ T1103]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.621303][ T1103]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.621448][ T1103]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.621587][ T1103]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.621729][ T1103]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.621870][ T1103]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.622039][ T1103]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.622238][ T1103]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   32.622418][ T1103]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   32.622624][ T1103]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.622831][ T1103]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.623060][ T1103]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.623279][ T1103]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.623469][ T1103]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.623614][ T1103]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.623759][ T1103]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.623901][ T1103]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.624059][ T1103]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.624235][ T1103]  ? move_addr_to_kernel (net/socket.c:258)
[   32.624377][ T1103]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.624518][ T1103]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.624666][ T1103]  ___sys_sendmsg (net/socket.c:2752)
[   32.624805][ T1103]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.625050][ T1103]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.625277][ T1103]  __sys_sendmsg (net/socket.c:2784)
[   32.625485][ T1103]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.625687][ T1103]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.625953][ T1103]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.626154][ T1103]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.626292][ T1103]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.626433][ T1103]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.626575][ T1103]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.626712][ T1103]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.626884][ T1103] RIP: 0033:0x7f877697e08e
[   32.627040][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.627510][ T1103] RSP: 002b:00007fff30523ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.627717][ T1103] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f877697e08e
[   32.627924][ T1103] RDX: 0000000000000000 RSI: 00007fff30523f80 RDI: 0000000000000005
[   32.628138][ T1103] RBP: 00007fff30523ee0 R08: 0000000000000000 R09: 0000000000000000
[   32.628335][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8b
[   32.628536][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff30524640
| [   32.985946][ T1126] ------------[ cut here ]------------
| [   32.986253][ T1126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1126
| [   32.986720][ T1126] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.988326][ T1126] Tainted: [W]=WARN
[   32.988502][ T1126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.988804][ T1126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.989167][ T1126] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.990024][ T1126] RSP: 0018:ffa000000284ef70 EFLAGS: 00010286
[   32.990324][ T1126] RAX: 00000000ffffffa6 RBX: ff110000090a9240 RCX: 1ff4000000509db4
[   32.990673][ T1126] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a92f0
[   32.991042][ T1126] RBP: ff11000004aca000 R08: 1fe220000121525f R09: ff11000010655180
[   32.991392][ T1126] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   32.991736][ T1126] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   32.992131][ T1126] FS:  00007f5b20f5d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   32.992553][ T1126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.992850][ T1126] CR2: 000000002f41ba28 CR3: 0000000011324005 CR4: 0000000000771ef0
[   32.993229][ T1126] PKRU: 55555554
[   32.993409][ T1126] Call Trace:
[   32.993584][ T1126]  <TASK>
[   32.993707][ T1126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.993943][ T1126]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.994194][ T1126]  notifier_call_chain (kernel/notifier.c:85)
[   32.994444][ T1126]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   32.994685][ T1126]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   32.994926][ T1126]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   32.995173][ T1126]  netdev_upper_dev_link (net/core/dev.c:8972)
[   32.995382][ T1126]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   32.995618][ T1126] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   32.995873][ T1126]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   32.996135][ T1126] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   32.996386][ T1126]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   32.996629][ T1126]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   32.996865][ T1126]  ? nla_strscpy (lib/nlattr.c:795)
[   32.997114][ T1126]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   32.997363][ T1126]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   32.997608][ T1126]  ? __dev_get_by_name (net/core/dev.c:883)
[   32.997839][ T1126]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   32.998100][ T1126]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   32.998345][ T1126]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.998584][ T1126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.998819][ T1126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.999063][ T1126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.999298][ T1126]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.999531][ T1126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.999773][ T1126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.000104][ T1126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.000342][ T1126]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.000581][ T1126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.000816][ T1126]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.001063][ T1126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.001307][ T1126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.001539][ T1126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.001771][ T1126]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.002013][ T1126]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.002259][ T1126]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.002502][ T1126]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.002736][ T1126]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.002989][ T1126]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.003227][ T1126]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.003495][ T1126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.003738][ T1126]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.003989][ T1126]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.004227][ T1126]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.004468][ T1126]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.004706][ T1126]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.004938][ T1126]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.005237][ T1126]  ? move_addr_to_kernel (net/socket.c:258)
[   33.005471][ T1126]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.005707][ T1126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.005949][ T1126]  ___sys_sendmsg (net/socket.c:2752)
[   33.006195][ T1126]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.006487][ T1126]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.006746][ T1126]  __sys_sendmsg (net/socket.c:2784)
[   33.007028][ T1126]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.007273][ T1126]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.007585][ T1126]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.007825][ T1126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.008077][ T1126]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.008317][ T1126]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.008551][ T1126]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.008788][ T1126]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.009125][ T1126] RIP: 0033:0x7f5b2119708e
[   33.009379][ T1126] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.010240][ T1126] RSP: 002b:00007ffe7e4393a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.010599][ T1126] RAX: ffffffffffffffda RBX: 00007ffe7e439b38 RCX: 00007f5b2119708e
[   33.010949][ T1126] RDX: 0000000000000000 RSI: 00007ffe7e439450 RDI: 0000000000000005
[   33.011334][ T1126] RBP: 00007ffe7e4393b0 R08: 0000000000000000 R09: 0000000000000000
[   33.011686][ T1126] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8c
[   33.012056][ T1126] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e439b10
| [   33.014856][ T1126] ------------[ cut here ]------------
| [   33.015100][ T1126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1126
| [   33.015569][ T1126] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.016547][ T1126] Tainted: [W]=WARN
[   33.016725][ T1126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.017030][ T1126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.017330][ T1126] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.018161][ T1126] RSP: 0018:ffa000000284efd0 EFLAGS: 00010286
[   33.018483][ T1126] RAX: 00000000ffffffa6 RBX: ff110000090a93c0 RCX: 1ff4000000509dc0
[   33.018834][ T1126] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9470
[   33.019198][ T1126] RBP: ff1100000be7a000 R08: 1fe220000121528f R09: ff11000010655180
[   33.019541][ T1126] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   33.019882][ T1126] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   33.020241][ T1126] FS:  00007f5b20f5d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   33.020648][ T1126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.020937][ T1126] CR2: 000000002f41ba28 CR3: 0000000011324005 CR4: 0000000000771ef0
[   33.021290][ T1126] PKRU: 55555554
[   33.021466][ T1126] Call Trace:
[   33.021644][ T1126]  <TASK>
[   33.021771][ T1126]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.022019][ T1126]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.022196][ T1126]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   33.022425][ T1126]  __dev_notify_flags (net/core/dev.c:9787)
[   33.022659][ T1126]  ? netif_change_name (net/core/dev.c:1495)
[   33.022886][ T1126]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   33.023131][ T1126]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   33.023369][ T1126]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   33.023605][ T1126] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   33.023849][ T1126]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   33.024101][ T1126] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   33.024336][ T1126]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   33.024578][ T1126]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   33.024811][ T1126]  ? nla_strscpy (lib/nlattr.c:795)
[   33.025057][ T1126]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   33.025296][ T1126]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   33.025531][ T1126]  ? __dev_get_by_name (net/core/dev.c:883)
[   33.025762][ T1126]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   33.026017][ T1126]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   33.026254][ T1126]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.026492][ T1126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.026728][ T1126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.026958][ T1126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.027197][ T1126]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.027427][ T1126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.027672][ T1126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.027906][ T1126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.028151][ T1126]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.028401][ T1126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.028640][ T1126]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.028845][ T1126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.029085][ T1126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.029312][ T1126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.029544][ T1126]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.029790][ T1126]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.030034][ T1126]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.030285][ T1126]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.030513][ T1126]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.030742][ T1126]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.031001][ T1126]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.031234][ T1126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.031464][ T1126]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.031712][ T1126]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.031945][ T1126]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.032203][ T1126]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.032434][ T1126]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.032663][ T1126]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.032946][ T1126]  ? move_addr_to_kernel (net/socket.c:258)
[   33.033193][ T1126]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.033458][ T1126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.033701][ T1126]  ___sys_sendmsg (net/socket.c:2752)
[   33.033934][ T1126]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.034244][ T1126]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.034507][ T1126]  __sys_sendmsg (net/socket.c:2784)
[   33.034744][ T1126]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.034989][ T1126]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.035288][ T1126]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.035527][ T1126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.035767][ T1126]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.036019][ T1126]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.036247][ T1126]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.036475][ T1126]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.036758][ T1126] RIP: 0033:0x7f5b2119708e
[   33.037031][ T1126] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.037871][ T1126] RSP: 002b:00007ffe7e4393a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.038243][ T1126] RAX: ffffffffffffffda RBX: 00007ffe7e439b38 RCX: 00007f5b2119708e
[   33.038597][ T1126] RDX: 0000000000000000 RSI: 00007ffe7e439450 RDI: 0000000000000005
[   33.038951][ T1126] RBP: 00007ffe7e4393b0 R08: 0000000000000000 R09: 0000000000000000
[   33.039332][ T1126] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8c
[   33.039691][ T1126] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e439b10
| [   33.088263][ T1128] ------------[ cut here ]------------
| [   33.088465][ T1128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1128
| [   33.088814][ T1128] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.089439][ T1128] Tainted: [W]=WARN
[   33.089548][ T1128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.089725][ T1128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.089913][ T1128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.090503][ T1128] RSP: 0018:ffa000000200f020 EFLAGS: 00010286
[   33.090710][ T1128] RAX: 00000000ffffffa6 RBX: ff1100000c8d3540 RCX: 1ff4000000401dca
[   33.090927][ T1128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d35f0
[   33.091264][ T1128] RBP: ff1100000be7a000 R08: 1fe220000191a6bf R09: ff1100000a385158
[   33.091478][ T1128] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   33.091689][ T1128] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   33.091908][ T1128] FS:  00007f3859dce840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   33.092234][ T1128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.092413][ T1128] CR2: 0000000007899988 CR3: 0000000012227006 CR4: 0000000000771ef0
[   33.092635][ T1128] PKRU: 55555554
[   33.092748][ T1128] Call Trace:
[   33.092862][ T1128]  <TASK>
[   33.092942][ T1128]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.093160][ T1128]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.093271][ T1128]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.093446][ T1128]  __dev_notify_flags (net/core/dev.c:9787)
[   33.093597][ T1128]  ? netif_change_name (net/core/dev.c:1495)
[   33.093766][ T1128]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.093910][ T1128]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   33.094126][ T1128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.094274][ T1128]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.094420][ T1128]  netif_change_flags (net/core/dev.c:9820)
[   33.094564][ T1128]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.094707][ T1128]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.094850][ T1128]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.095064][ T1128]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.095246][ T1128]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.095388][ T1128]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.095531][ T1128]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.095671][ T1128]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.095820][ T1128]  ? __kernel_text_address (kernel/extable.c:79)
[   33.095963][ T1128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.096185][ T1128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.096327][ T1128]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.096469][ T1128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.096614][ T1128]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.096757][ T1128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.096900][ T1128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.097116][ T1128]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.097258][ T1128]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.097400][ T1128]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.097546][ T1128]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.097688][ T1128]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.097839][ T1128]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.098073][ T1128]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.098218][ T1128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.098361][ T1128]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.098504][ T1128]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.098647][ T1128]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.098790][ T1128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.098935][ T1128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.099183][ T1128]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.099327][ T1128]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.099476][ T1128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.099633][ T1128]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.099775][ T1128]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.099920][ T1128]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.100159][ T1128]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.100304][ T1128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.100450][ T1128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.100600][ T1128]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.100746][ T1128]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.100888][ T1128]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.101134][ T1128]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.101282][ T1128]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.101427][ T1128]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.101574][ T1128]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.101722][ T1128]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.101867][ T1128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.102056][ T1128]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.102199][ T1128]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.102343][ T1128]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.102492][ T1128]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.102636][ T1128]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.102778][ T1128]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.102953][ T1128]  ? move_addr_to_kernel (net/socket.c:258)
[   33.103111][ T1128]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.103255][ T1128]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.103408][ T1128]  ___sys_sendmsg (net/socket.c:2752)
[   33.103549][ T1128]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.103732][ T1128]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.103891][ T1128]  __sys_sendmsg (net/socket.c:2784)
[   33.104066][ T1128]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.104208][ T1128]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.104387][ T1128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.106431][ T1128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.106579][ T1128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.106729][ T1128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.106869][ T1128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.107018][ T1128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.107187][ T1128] RIP: 0033:0x7f385a00808e
[   33.107338][ T1128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.107844][ T1128] RSP: 002b:00007ffe02664990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.108095][ T1128] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f385a00808e
[   33.108321][ T1128] RDX: 0000000000000000 RSI: 00007ffe02664a40 RDI: 0000000000000005
[   33.108530][ T1128] RBP: 00007ffe026649a0 R08: 0000000000000000 R09: 0000000000000000
[   33.108736][ T1128] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8c
[   33.108947][ T1128] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe02665100
| [   33.416584][ T1150] ------------[ cut here ]------------
| [   33.416928][ T1150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1150
| [   33.417417][ T1150] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.418395][ T1150] Tainted: [W]=WARN
[   33.418607][ T1150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.418925][ T1150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.419278][ T1150] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.420093][ T1150] RSP: 0018:ffa000000293ef70 EFLAGS: 00010286
[   33.420407][ T1150] RAX: 00000000ffffffa6 RBX: ff1100000c457e40 RCX: 1ff4000000527db4
[   33.420771][ T1150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457ef0
[   33.421152][ T1150] RBP: ff11000004aca000 R08: 1fe220000188afdf R09: ff11000012200b80
[   33.421516][ T1150] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   33.421877][ T1150] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   33.422267][ T1150] FS:  00007fad0cf11840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   33.422688][ T1150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.423046][ T1150] CR2: 00007fad0d10a460 CR3: 000000000d894006 CR4: 0000000000771ef0
[   33.423408][ T1150] PKRU: 55555554
[   33.423614][ T1150] Call Trace:
[   33.423822][ T1150]  <TASK>
[   33.424005][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.424266][ T1150]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   33.424535][ T1150]  notifier_call_chain (kernel/notifier.c:85)
[   33.424807][ T1150]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   33.425103][ T1150]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   33.425383][ T1150]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   33.425658][ T1150]  netdev_upper_dev_link (net/core/dev.c:8972)
[   33.425919][ T1150]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   33.426202][ T1150] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   33.426475][ T1150]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   33.426748][ T1150] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   33.427042][ T1150]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   33.427313][ T1150]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   33.427579][ T1150]  ? nla_strscpy (lib/nlattr.c:795)
[   33.427863][ T1150]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   33.428153][ T1150]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   33.428419][ T1150]  ? __dev_get_by_name (net/core/dev.c:883)
[   33.428690][ T1150]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   33.428966][ T1150]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   33.429265][ T1150]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.429532][ T1150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.429794][ T1150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.430089][ T1150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.430351][ T1150]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.430613][ T1150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.430884][ T1150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.431177][ T1150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.431440][ T1150]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.431703][ T1150]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.431965][ T1150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.432255][ T1150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.432523][ T1150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.432782][ T1150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.433068][ T1150]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.433325][ T1150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.433585][ T1150]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.433851][ T1150]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.434138][ T1150]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.434406][ T1150]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.434674][ T1150]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.434937][ T1150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.435229][ T1150]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.435497][ T1150]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.435766][ T1150]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.436059][ T1150]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.436326][ T1150]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.436600][ T1150]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.436914][ T1150]  ? move_addr_to_kernel (net/socket.c:258)
[   33.437223][ T1150]  ___sys_sendmsg (net/socket.c:2752)
[   33.437485][ T1150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.437748][ T1150]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.438051][ T1150]  ? 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))
[   33.438322][ T1150]  __sys_sendmsg (net/socket.c:2784)
[   33.438591][ T1150]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.438864][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.439160][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.439429][ T1150]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.439688][ T1150]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.439949][ T1150]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.440241][ T1150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.440566][ T1150] RIP: 0033:0x7fad0d14b08e
[   33.440846][ T1150] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.441690][ T1150] RSP: 002b:00007ffc4e964140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.442097][ T1150] RAX: ffffffffffffffda RBX: 00007ffc4e9648e0 RCX: 00007fad0d14b08e
[   33.442462][ T1150] RDX: 0000000000000000 RSI: 00007ffc4e9641f0 RDI: 0000000000000005
[   33.442831][ T1150] RBP: 00007ffc4e964150 R08: 0000000000000000 R09: 0000000000000000
[   33.443216][ T1150] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8c
[   33.443594][ T1150] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e9648b8
| [   33.446632][ T1150] ------------[ cut here ]------------
| [   33.446893][ T1150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1150
| [   33.447393][ T1150] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.448415][ T1150] Tainted: [W]=WARN
[   33.448631][ T1150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.448957][ T1150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.449337][ T1150] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.450184][ T1150] RSP: 0018:ffa000000293efd0 EFLAGS: 00010286
[   33.450506][ T1150] RAX: 00000000ffffffa6 RBX: ff1100000c456940 RCX: 1ff4000000527dc0
[   33.450880][ T1150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4569f0
[   33.451276][ T1150] RBP: ff110000104d2000 R08: 1fe220000188ad3f R09: ff11000012200b80
[   33.451652][ T1150] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   33.452047][ T1150] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2e04
[   33.452449][ T1150] FS:  00007fad0cf11840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   33.452877][ T1150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.453230][ T1150] CR2: 00007fad0d10a460 CR3: 000000000d894006 CR4: 0000000000771ef0
[   33.453606][ T1150] PKRU: 55555554
[   33.453818][ T1150] Call Trace:
[   33.454055][ T1150]  <TASK>
[   33.454219][ T1150]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.454505][ T1150]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.454721][ T1150]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   33.455018][ T1150]  __dev_notify_flags (net/core/dev.c:9787)
[   33.455299][ T1150]  ? netif_change_name (net/core/dev.c:1495)
[   33.455586][ T1150]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   33.455867][ T1150]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   33.456166][ T1150]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   33.456446][ T1150] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   33.456739][ T1150]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   33.457049][ T1150] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   33.457321][ T1150]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   33.457597][ T1150]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   33.457865][ T1150]  ? nla_strscpy (lib/nlattr.c:795)
[   33.458161][ T1150]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   33.458431][ T1150]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   33.458696][ T1150]  ? __dev_get_by_name (net/core/dev.c:883)
[   33.458962][ T1150]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   33.459265][ T1150]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   33.459537][ T1150]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.459806][ T1150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.460096][ T1150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.460364][ T1150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.460635][ T1150]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.460901][ T1150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.461212][ T1150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.461487][ T1150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.461755][ T1150]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.462048][ T1150]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.462318][ T1150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.462591][ T1150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.462868][ T1150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.463169][ T1150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.463476][ T1150]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.463744][ T1150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.464041][ T1150]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.464316][ T1150]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.464614][ T1150]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.464887][ T1150]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.465183][ T1150]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.465456][ T1150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.465725][ T1150]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.466016][ T1150]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.466290][ T1150]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.466563][ T1150]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.466834][ T1150]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.467127][ T1150]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.467447][ T1150]  ? move_addr_to_kernel (net/socket.c:258)
[   33.467734][ T1150]  ___sys_sendmsg (net/socket.c:2752)
[   33.468025][ T1150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.468295][ T1150]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.468577][ T1150]  ? 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))
[   33.468848][ T1150]  __sys_sendmsg (net/socket.c:2784)
[   33.469143][ T1150]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.469422][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.469707][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.469999][ T1150]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.470310][ T1150]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.470578][ T1150]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.470844][ T1150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.471186][ T1150] RIP: 0033:0x7fad0d14b08e
[   33.471475][ T1150] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.472383][ T1150] RSP: 002b:00007ffc4e964140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.472781][ T1150] RAX: ffffffffffffffda RBX: 00007ffc4e9648e0 RCX: 00007fad0d14b08e
[   33.473182][ T1150] RDX: 0000000000000000 RSI: 00007ffc4e9641f0 RDI: 0000000000000005
[   33.473561][ T1150] RBP: 00007ffc4e964150 R08: 0000000000000000 R09: 0000000000000000
[   33.473950][ T1150] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8c
[   33.474352][ T1150] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e9648b8
| [   33.522551][ T1151] ------------[ cut here ]------------
| [   33.522768][ T1151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1151
| [   33.523075][ T1151] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.523684][ T1151] Tainted: [W]=WARN
[   33.523824][ T1151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.524102][ T1151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.524372][ T1151] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.525041][ T1151] RSP: 0018:ffa000000293f020 EFLAGS: 00010286
[   33.525248][ T1151] RAX: 00000000ffffffa6 RBX: ff1100000b5eadc0 RCX: 1ff4000000527dca
[   33.525505][ T1151] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eae70
[   33.525710][ T1151] RBP: ff110000104d2000 R08: 1fe22000016bd5cf R09: ff11000012205158
[   33.526030][ T1151] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   33.526348][ T1151] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   33.526647][ T1151] FS:  00007f30923cc840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   33.527012][ T1151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.527188][ T1151] CR2: 0000000033b7e988 CR3: 0000000012307004 CR4: 0000000000771ef0
[   33.527393][ T1151] PKRU: 55555554
[   33.527513][ T1151] Call Trace:
[   33.527618][ T1151]  <TASK>
[   33.527690][ T1151]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.527834][ T1151]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.527940][ T1151]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.528101][ T1151]  __dev_notify_flags (net/core/dev.c:9787)
[   33.528241][ T1151]  ? netif_change_name (net/core/dev.c:1495)
[   33.528377][ T1151]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.528541][ T1151]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   33.528676][ T1151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.528822][ T1151]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.528963][ T1151]  netif_change_flags (net/core/dev.c:9820)
[   33.529113][ T1151]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.529249][ T1151]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.529389][ T1151]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.529527][ T1151]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.529695][ T1151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.529831][ T1151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.530054][ T1151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.530190][ T1151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.530385][ T1151]  ? __kernel_text_address (kernel/extable.c:79)
[   33.530542][ T1151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.530677][ T1151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.530820][ T1151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.530957][ T1151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.531159][ T1151]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.531295][ T1151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.531430][ T1151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.531568][ T1151]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.531710][ T1151]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.531848][ T1151]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.531997][ T1151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.532137][ T1151]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.532275][ T1151]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.532415][ T1151]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.532549][ T1151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.532682][ T1151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.532819][ T1151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.532952][ T1151]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.533099][ T1151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.533237][ T1151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.533375][ T1151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.533535][ T1151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.533689][ T1151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.533831][ T1151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.533993][ T1151]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.534128][ T1151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.534263][ T1151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.534401][ T1151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.534549][ T1151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.534683][ T1151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.534819][ T1151]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.534957][ T1151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.535265][ T1151]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.535430][ T1151]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.535570][ T1151]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.535738][ T1151]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.535874][ T1151]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.536036][ T1151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.536175][ T1151]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.536333][ T1151]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.536477][ T1151]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.536616][ T1151]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.536753][ T1151]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.536888][ T1151]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.537070][ T1151]  ? move_addr_to_kernel (net/socket.c:258)
[   33.537206][ T1151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.537362][ T1151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.537512][ T1151]  ___sys_sendmsg (net/socket.c:2752)
[   33.537645][ T1151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.537814][ T1151]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.537961][ T1151]  __sys_sendmsg (net/socket.c:2784)
[   33.538109][ T1151]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.538243][ T1151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.538417][ T1151]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.538553][ T1151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.538689][ T1151]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.538839][ T1151]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.538997][ T1151]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.539133][ T1151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.539308][ T1151] RIP: 0033:0x7f309260608e
[   33.539458][ T1151] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.539942][ T1151] RSP: 002b:00007ffd254db7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.540159][ T1151] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f309260608e
[   33.540367][ T1151] RDX: 0000000000000000 RSI: 00007ffd254db880 RDI: 0000000000000005
[   33.540577][ T1151] RBP: 00007ffd254db7e0 R08: 0000000000000000 R09: 0000000000000000
[   33.540780][ T1151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8c
[   33.540993][ T1151] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd254dbf40
| [   33.830219][ T1178] ------------[ cut here ]------------
| [   33.830489][ T1178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1178
| [   33.830917][ T1178] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.831832][ T1178] Tainted: [W]=WARN
[   33.832014][ T1178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.832274][ T1178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.832563][ T1178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.833338][ T1178] RSP: 0018:ffa0000002a3f060 EFLAGS: 00010286
[   33.833611][ T1178] RAX: 00000000ffffffa6 RBX: ff1100000c748dc0 RCX: 1ff4000000547dd2
[   33.833926][ T1178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748e70
[   33.834255][ T1178] RBP: ff11000004d7c000 R08: 1fe22000018e91cf R09: ff1100000cd7ae58
[   33.834567][ T1178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   33.834883][ T1178] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000002a3f100
[   33.835222][ T1178] FS:  00007fb028835840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   33.835601][ T1178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.835875][ T1178] CR2: 0000000009a13988 CR3: 000000000dba6002 CR4: 0000000000771ef0
[   33.836209][ T1178] PKRU: 55555554
[   33.836370][ T1178] Call Trace:
[   33.836527][ T1178]  <TASK>
[   33.836644][ T1178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.836865][ T1178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.837047][ T1178]  netif_close_many (net/core/dev.c:1804)
[   33.837258][ T1178]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.837468][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.837684][ T1178]  ? __dev_close_many (net/core/dev.c:1781)
[   33.837894][ T1178]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   33.838171][ T1178]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   33.838435][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.838652][ T1178]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.838912][ T1178]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   33.839136][ T1178]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.839352][ T1178]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   33.839613][ T1178]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   33.839813][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.840043][ T1178]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.840251][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.840461][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.840677][ T1178]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.840887][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.841109][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.841354][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.841560][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.841770][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.841996][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.842211][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.842420][ T1178]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.842632][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.842837][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.843061][ T1178]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.843272][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.843482][ T1178]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.843694][ T1178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.843904][ T1178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.844123][ T1178]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.844329][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.844543][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.844754][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.844966][ T1178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.845188][ T1178]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.845405][ T1178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.845628][ T1178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.845836][ T1178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.846068][ T1178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.846291][ T1178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.846511][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.846727][ T1178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.846945][ T1178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.847173][ T1178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.847389][ T1178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.847603][ T1178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.847820][ T1178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.848106][ T1178]  ? move_addr_to_kernel (net/socket.c:258)
[   33.848329][ T1178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.848543][ T1178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.848762][ T1178]  ___sys_sendmsg (net/socket.c:2752)
[   33.848994][ T1178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.849264][ T1178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.849501][ T1178]  __sys_sendmsg (net/socket.c:2784)
[   33.849711][ T1178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.849913][ T1178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.850201][ T1178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.850410][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.850646][ T1178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.850857][ T1178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.851084][ T1178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.851294][ T1178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.851559][ T1178] RIP: 0033:0x7fb028a6f08e
[   33.851779][ T1178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.852544][ T1178] RSP: 002b:00007ffc61013680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.852869][ T1178] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb028a6f08e
[   33.853203][ T1178] RDX: 0000000000000000 RSI: 00007ffc61013730 RDI: 0000000000000005
[   33.853513][ T1178] RBP: 00007ffc61013690 R08: 0000000000000000 R09: 0000000000000000
[   33.853815][ T1178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8d
[   33.854152][ T1178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc61013df0
| [   33.858880][ T1178] ------------[ cut here ]------------
| [   33.859641][ T1178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1178
| [   33.860076][ T1178] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.860933][ T1178] Tainted: [W]=WARN
[   33.861102][ T1178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.861365][ T1178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.861632][ T1178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.862359][ T1178] RSP: 0018:ffa0000002a3f190 EFLAGS: 00010286
[   33.862626][ T1178] RAX: 00000000ffffffa6 RBX: ff110000090a8c40 RCX: 1ff4000000547df8
[   33.862928][ T1178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8cf0
[   33.863249][ T1178] RBP: ff11000004d7c000 R08: 1fe220000121519f R09: ff1100000cd7ae58
[   33.863552][ T1178] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   33.863856][ T1178] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.864179][ T1178] FS:  00007fb028835840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   33.864543][ T1178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.864804][ T1178] CR2: 0000000009a13988 CR3: 000000000dba6002 CR4: 0000000000771ef0
[   33.865120][ T1178] PKRU: 55555554
[   33.865274][ T1178] Call Trace:
[   33.865432][ T1178]  <TASK>
[   33.865587][ T1178]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   33.865852][ T1178]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.866114][ T1178]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   33.866309][ T1178]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.866513][ T1178]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   33.866776][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.867003][ T1178]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.867210][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.867409][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.867609][ T1178]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.867811][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.868030][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.868270][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.868470][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.868675][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.868876][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.869094][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.869304][ T1178]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.869512][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.869712][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.869910][ T1178]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.870132][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.870344][ T1178]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.870547][ T1178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.870744][ T1178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.870941][ T1178]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.871160][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.871365][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.871569][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.871775][ T1178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.871996][ T1178]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.872202][ T1178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.872415][ T1178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.872619][ T1178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.872825][ T1178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.873053][ T1178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.873257][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.873460][ T1178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.873669][ T1178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.873870][ T1178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.874090][ T1178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.874292][ T1178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.874495][ T1178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.874747][ T1178]  ? move_addr_to_kernel (net/socket.c:258)
[   33.874953][ T1178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.875173][ T1178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.875384][ T1178]  ___sys_sendmsg (net/socket.c:2752)
[   33.875585][ T1178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.875830][ T1178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.876059][ T1178]  __sys_sendmsg (net/socket.c:2784)
[   33.876264][ T1178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.876465][ T1178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.876719][ T1178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.876924][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.877144][ T1178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.877345][ T1178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.877546][ T1178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.877742][ T1178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.877999][ T1178] RIP: 0033:0x7fb028a6f08e
[   33.878217][ T1178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.878933][ T1178] RSP: 002b:00007ffc61013680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.879275][ T1178] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb028a6f08e
[   33.879579][ T1178] RDX: 0000000000000000 RSI: 00007ffc61013730 RDI: 0000000000000005
[   33.879872][ T1178] RBP: 00007ffc61013690 R08: 0000000000000000 R09: 0000000000000000
[   33.880185][ T1178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8d
[   33.880490][ T1178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc61013df0
| [   34.208299][  T166] ------------[ cut here ]------------
| [   34.208505][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   34.208867][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.209776][  T166] Tainted: [W]=WARN
[   34.209996][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.210269][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.210518][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.211162][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   34.211403][  T166] RAX: 00000000ffffffa6 RBX: ff1100000d8e0ac0 RCX: 1ff4000000108ebf
[   34.211674][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d8e0b70
[   34.211955][  T166] RBP: ff11000004aca000 R08: 1fe2200001b1c16f R09: ff1100000cab2f20
[   34.212286][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   34.212570][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   34.212844][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   34.213185][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.213458][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.213738][  T166] PKRU: 55555554
[   34.213904][  T166] Call Trace:
[   34.214089][  T166]  <TASK>
[   34.214242][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.214457][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.214631][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.214841][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.215069][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.215269][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.215488][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.215719][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   34.215993][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   34.216233][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.216436][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.216661][  T166]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   34.216863][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.217113][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.217353][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.217555][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.217763][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.217992][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.218199][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.218412][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.218616][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.218825][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.219074][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.219282][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.219526][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.219796][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.220037][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.220249][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.220488][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.220710][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.220911][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.221137][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.221340][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.221532][  T166]  new_sync_write (fs/read_write.c:595)
[   34.221739][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.221939][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.222165][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.222383][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.222590][  T166]  vfs_write (fs/read_write.c:688)
[   34.222760][  T166]  ksys_write (fs/read_write.c:740)
[   34.222925][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.223147][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.223365][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.223566][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.223766][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.223965][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.224540][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.224793][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.225031][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.225666][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.225945][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.226257][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.226530][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.226802][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.227101][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.238731][  T166] ------------[ cut here ]------------
| [   34.239051][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   34.239545][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.240652][  T166] Tainted: [W]=WARN
[   34.240838][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.241161][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.241507][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.242455][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   34.242774][  T166] RAX: 00000000ffffffa6 RBX: ff11000008b76940 RCX: 1ff4000000108e81
[   34.243284][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b769f0
[   34.243670][  T166] RBP: ff110000104d2000 R08: 1fe220000116ed3f R09: ff1100000cab2ef8
[   34.244198][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.244682][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7a000
[   34.245200][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.245640][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.246268][  T166] CR2: 00007f36f797b2a0 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   34.246668][  T166] PKRU: 55555554
[   34.246865][  T166] Call Trace:
[   34.247199][  T166]  <TASK>
[   34.247334][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.247594][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.247800][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.248189][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.248437][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.248708][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.249044][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.249349][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   34.249639][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.249956][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.250225][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.250536][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.250793][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.251061][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.251381][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.251682][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.251946][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.252204][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.252464][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.252732][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.252996][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.253249][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.253508][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.253769][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.254039][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.254347][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.254667][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.254920][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.255184][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.255502][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.255752][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.256028][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.256293][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.256535][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.256719][  T166]  new_sync_write (fs/read_write.c:595)
[   34.256979][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.257255][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.257505][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.257760][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.258046][  T166]  vfs_write (fs/read_write.c:688)
[   34.258234][  T166]  ksys_write (fs/read_write.c:740)
[   34.258421][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.258665][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.258914][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.259191][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.259435][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.259676][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.260247][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.260560][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.260823][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.261785][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.262199][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.262611][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.263000][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.263390][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.263737][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.274485][  T166] ------------[ cut here ]------------
| [   34.274729][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   34.275148][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.275953][  T166] Tainted: [W]=WARN
[   34.276176][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.276435][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.276706][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.277355][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   34.277604][  T166] RAX: 00000000ffffffa6 RBX: ff11000008b773c0 RCX: 1ff4000000108e81
[   34.277888][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b77470
[   34.278190][  T166] RBP: ff1100000be7a000 R08: 1fe220000116ee8f R09: ff1100000cab2ef8
[   34.278474][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   34.278761][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fa000
[   34.279099][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   34.279430][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.279677][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.279962][  T166] PKRU: 55555554
[   34.280149][  T166] Call Trace:
[   34.280315][  T166]  <TASK>
[   34.280449][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   34.280669][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.280881][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.281112][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.281281][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.281486][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.281690][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.281893][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.282162][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.282403][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   34.282613][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.282884][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.283133][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.283389][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.283602][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.283830][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.284095][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.284333][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.284559][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.284785][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.285017][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.285226][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.285457][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.285686][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.285891][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.286118][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.286326][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.286568][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.286810][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.287040][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.287244][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.287486][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.287710][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.287930][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.288158][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.288389][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.288563][  T166]  new_sync_write (fs/read_write.c:595)
[   34.288774][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.289016][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.289244][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.289449][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.289657][  T166]  vfs_write (fs/read_write.c:688)
[   34.289824][  T166]  ksys_write (fs/read_write.c:740)
[   34.290010][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.290239][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.290481][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.290690][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.290927][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.291153][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.291359][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.291614][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.291826][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.292444][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.292750][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.293070][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.293368][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.293677][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.293960][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.297056][  T166] ------------[ cut here ]------------
| [   34.297269][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   34.297650][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.298837][  T166] Tainted: [W]=WARN
[   34.299019][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.299259][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.299511][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.300133][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   34.300379][  T166] RAX: 00000000ffffffa6 RBX: ff11000008b77e40 RCX: 1ff4000000108e81
[   34.300659][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b77ef0
[   34.300942][  T166] RBP: ff1100000d9fa000 R08: 1fe220000116efdf R09: ff1100000cab2ef8
[   34.301234][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   34.301510][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaa000
[   34.301815][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   34.302184][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.302428][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.302709][  T166] PKRU: 55555554
[   34.302874][  T166] Call Trace:
[   34.303078][  T166]  <TASK>
[   34.303208][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   34.303414][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.303641][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.303843][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.304031][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.304240][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.304446][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.304653][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.304898][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.305167][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   34.305374][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.305621][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.305828][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.306098][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.306306][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.306512][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.306757][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.307014][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.307219][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.307422][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.307627][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.307833][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.308104][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.308316][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.308525][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.308733][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.308941][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.309210][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.309455][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.309658][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.309864][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.310128][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.310330][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.310535][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.310735][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.310937][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.311181][  T166]  new_sync_write (fs/read_write.c:595)
[   34.311391][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.311595][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.311798][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.312027][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.312236][  T166]  vfs_write (fs/read_write.c:688)
[   34.312404][  T166]  ksys_write (fs/read_write.c:740)
[   34.312569][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.312772][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.313002][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.313207][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.313422][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.313650][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.313856][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.314120][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.314330][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.314936][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.315233][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.315509][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.315812][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.316106][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.316382][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.320635][  T166] ------------[ cut here ]------------
| [   34.321477][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   34.321910][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.322863][  T166] Tainted: [W]=WARN
[   34.323113][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.323420][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.323743][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.324426][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   34.324739][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff4000000108e81
[   34.325105][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   34.325458][  T166] RBP: ff1100000cbaa000 R08: 1fe220000169568f R09: ff1100000cab2ef8
[   34.325801][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   34.326170][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1a000
[   34.326519][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   34.326908][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.327244][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.327593][  T166] PKRU: 55555554
[   34.327823][  T166] Call Trace:
[   34.328075][  T166]  <TASK>
[   34.328270][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   34.328542][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.328814][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.329201][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.329433][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.329647][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.329855][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.330082][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.330325][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.330567][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   34.330780][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.331045][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.331253][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.331500][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.331710][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.331917][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.332188][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.332427][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.332631][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.332845][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.333071][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.333276][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.333477][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.333679][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.333894][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.334121][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.334326][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.334569][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.334812][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.335032][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.335237][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.335512][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.335717][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.335919][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.336143][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.336345][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.336509][  T166]  new_sync_write (fs/read_write.c:595)
[   34.336714][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.336922][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.337146][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.337347][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.337552][  T166]  vfs_write (fs/read_write.c:688)
[   34.337719][  T166]  ksys_write (fs/read_write.c:740)
[   34.337885][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.338114][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.338315][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.338528][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.338734][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.338940][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.339166][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.339408][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.339621][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.340284][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.340570][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.340848][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.341146][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.341427][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.341706][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.346882][  T166] ------------[ cut here ]------------
| [   34.347103][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   34.347457][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.348243][  T166] Tainted: [W]=WARN
[   34.348407][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.348648][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.348898][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.349660][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   34.350045][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c611540 RCX: 1ff4000000108e81
[   34.350388][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6115f0
[   34.350749][  T166] RBP: ff1100000cc1a000 R08: 1fe22000018c22bf R09: ff1100000cab2ef8
[   34.351126][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   34.351471][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482000
[   34.351825][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   34.352232][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.352547][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.352894][  T166] PKRU: 55555554
[   34.353147][  T166] Call Trace:
[   34.353380][  T166]  <TASK>
[   34.353574][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   34.353844][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.354136][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.354413][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.354647][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.354919][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.355213][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.355486][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.355796][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.356125][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   34.356402][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.356719][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.357028][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.357342][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.357617][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.357895][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.358257][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.358570][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.358839][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.359133][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.359403][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.359676][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.359944][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.360238][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.360511][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.360792][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.361086][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.361398][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.361711][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.362006][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.362295][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.362610][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.362854][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.363149][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.363418][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.363624][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.363789][  T166]  new_sync_write (fs/read_write.c:595)
[   34.364016][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.364220][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.364431][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.364634][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.364839][  T166]  vfs_write (fs/read_write.c:688)
[   34.365028][  T166]  ksys_write (fs/read_write.c:740)
[   34.365239][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.365525][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.365813][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.366126][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.366392][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.366648][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.366940][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.367313][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.367602][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.368473][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.368841][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.369251][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.369662][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.370066][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.370425][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.374661][  T166] ------------[ cut here ]------------
| [   34.374891][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   34.375492][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.376318][  T166] Tainted: [W]=WARN
[   34.376489][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.376739][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.377018][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.377636][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   34.377891][  T166] RAX: 00000000ffffffa6 RBX: ff110000115d2c40 RCX: 1ff4000000108e81
[   34.378203][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115d2cf0
[   34.378493][  T166] RBP: ff11000010482000 R08: 1fe22000022ba59f R09: ff1100000cab2ef8
[   34.378787][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   34.379102][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   34.379397][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   34.379732][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.380007][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.380309][  T166] PKRU: 55555554
[   34.380481][  T166] Call Trace:
[   34.380655][  T166]  <TASK>
[   34.380789][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   34.381024][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.381240][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.381454][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.381633][  T166]  netif_close_many (net/core/dev.c:1804)
[   34.381847][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.382085][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   34.382301][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.382553][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.382805][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   34.383045][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.383307][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.383523][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.383777][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.384014][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.384232][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.384490][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.384738][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.385043][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.385280][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.385511][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.385723][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.385931][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.386161][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.386374][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.386591][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.386802][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.387075][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.387326][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.387533][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.387741][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.388006][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.388219][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.388427][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.388631][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.388840][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.389031][  T166]  new_sync_write (fs/read_write.c:595)
[   34.389245][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.389451][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.389658][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.389869][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.390103][  T166]  vfs_write (fs/read_write.c:688)
[   34.390278][  T166]  ksys_write (fs/read_write.c:740)
[   34.390463][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.390674][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.390882][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.391148][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.391354][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.391579][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.391867][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.392236][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.392545][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.393183][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.393478][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.393764][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.394073][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.394357][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.394645][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.413765][  T166] ------------[ cut here ]------------
| [   34.414084][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   34.414569][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.415634][  T166] Tainted: [W]=WARN
[   34.415818][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.416148][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.416470][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.417288][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   34.417603][  T166] RAX: 00000000ffffffa6 RBX: ff11000008b52940 RCX: 1ff4000000108ea7
[   34.417965][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b529f0
[   34.418330][  T166] RBP: ff110000104d2000 R08: 1fe220000116a53f R09: ff1100000cab2ef8
[   34.418686][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.419067][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.419426][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.419849][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.420163][  T166] CR2: 00007f36f797b2a0 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   34.420526][  T166] PKRU: 55555554
[   34.420711][  T166] Call Trace:
[   34.420892][  T166]  <TASK>
[   34.421031][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.421336][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.421634][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.421883][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.422195][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.422441][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.422688][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.422999][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.423293][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.423532][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.423771][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.424022][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.424263][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.424503][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.424743][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.425002][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.425250][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.425491][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.425790][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.426097][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.426336][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.426571][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.426868][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.427117][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.427354][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.427591][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.427829][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.428027][  T166]  new_sync_write (fs/read_write.c:595)
[   34.428265][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.428507][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.428749][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.429008][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.429253][  T166]  vfs_write (fs/read_write.c:688)
[   34.429448][  T166]  ksys_write (fs/read_write.c:740)
[   34.429633][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.429873][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.430125][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.430363][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.430602][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.430845][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.431104][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.431400][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.431655][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.432519][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.432882][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.433249][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.433604][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.433962][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.434335][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.441236][  T166] ------------[ cut here ]------------
| [   34.441492][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   34.441997][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.443067][  T166] Tainted: [W]=WARN
[   34.443250][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.443549][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.443863][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.444746][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   34.445061][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b5eadc0 RCX: 1ff4000000108ea7
[   34.445418][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eae70
[   34.445781][  T166] RBP: ff1100000be7a000 R08: 1fe22000016bd5cf R09: ff1100000cab2ef8
[   34.446152][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.446507][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.446868][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.447301][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.447600][  T166] CR2: 00007f36f797b2a0 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   34.447956][  T166] PKRU: 55555554
[   34.448156][  T166] Call Trace:
[   34.448341][  T166]  <TASK>
[   34.448469][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.448778][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.449097][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.449348][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.449652][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.449898][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.450165][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.450466][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.450768][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.451020][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.451259][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.451498][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.451737][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.451982][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.452227][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.452471][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.452720][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.452962][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.453280][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.453587][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.453835][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.454099][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.454395][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.454639][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.454877][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.455129][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.455370][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.455552][  T166]  new_sync_write (fs/read_write.c:595)
[   34.455798][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.456050][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.456286][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.456521][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.456758][  T166]  vfs_write (fs/read_write.c:688)
[   34.456940][  T166]  ksys_write (fs/read_write.c:740)
[   34.457126][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.457365][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.457604][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.457844][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.458095][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.458335][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.458578][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.458871][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.459132][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.459992][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.460349][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.460706][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.461072][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.461423][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.461776][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.470392][  T166] ------------[ cut here ]------------
| [   34.470647][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   34.471141][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.473881][  T166] Tainted: [W]=WARN
[   34.474254][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.474554][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.475077][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.475929][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   34.476429][  T166] RAX: 00000000ffffffa6 RBX: ff110000106473c0 RCX: 1ff4000000108ea7
[   34.476983][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010647470
[   34.477523][  T166] RBP: ff1100000d9fa000 R08: 1fe22000020c8e8f R09: ff1100000cab2ef8
[   34.478060][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.478418][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.478961][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.479398][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.479700][  T166] CR2: 00007f36f797b2a0 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   34.480253][  T166] PKRU: 55555554
[   34.480434][  T166] Call Trace:
[   34.480614][  T166]  <TASK>
[   34.480739][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.481223][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.481523][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.481773][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.482093][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.482519][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.482766][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.483078][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.483370][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.483780][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.484029][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.484265][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.484505][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.484920][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.485173][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.485416][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.485664][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.486096][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.486395][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.486695][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.487130][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.487370][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.487664][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.487892][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.488149][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.488386][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.488628][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.488808][  T166]  new_sync_write (fs/read_write.c:595)
[   34.489242][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.489482][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.489723][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.489957][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.490401][  T166]  vfs_write (fs/read_write.c:688)
[   34.490587][  T166]  ksys_write (fs/read_write.c:740)
[   34.490770][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.491020][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.491257][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.491715][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.491954][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.492201][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.492436][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.492905][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.493172][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.494212][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.494572][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.495120][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.495469][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.495824][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.496376][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.534603][  T166] ------------[ cut here ]------------
| [   34.534902][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   34.535382][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.536395][  T166] Tainted: [W]=WARN
[   34.536565][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.536846][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.537155][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.537947][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   34.538263][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cdd6940 RCX: 1ff4000000108ea7
[   34.538606][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd69f0
[   34.538962][  T166] RBP: ff1100000cbaa000 R08: 1fe22000019bad3f R09: ff1100000cab2ef8
[   34.539304][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.539639][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.539988][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   34.540384][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.540663][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.541022][  T166] PKRU: 55555554
[   34.541197][  T166] Call Trace:
[   34.541363][  T166]  <TASK>
[   34.541479][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.541785][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.542080][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.542314][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.542592][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.542821][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.543060][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.543346][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.543622][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.543852][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.544091][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.544324][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.544566][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.544798][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.545033][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.545258][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.545484][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.545706][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.545997][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.546283][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.546516][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.546744][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.547033][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.547254][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.547478][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.547698][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.547925][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.548110][  T166]  new_sync_write (fs/read_write.c:595)
[   34.548338][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.548559][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.548786][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.549013][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.549245][  T166]  vfs_write (fs/read_write.c:688)
[   34.549423][  T166]  ksys_write (fs/read_write.c:740)
[   34.549594][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.549819][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.550054][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.550283][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.550508][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.550726][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.550950][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.551242][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.551477][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.552271][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.552608][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.552946][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.553292][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.553620][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.553963][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.559645][  T166] ------------[ cut here ]------------
| [   34.559878][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   34.560592][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.561565][  T166] Tainted: [W]=WARN
[   34.561740][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.562035][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.562337][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.563149][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   34.563435][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c7499c0 RCX: 1ff4000000108ea7
[   34.563774][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749a70
[   34.564126][  T166] RBP: ff1100000cc1a000 R08: 1fe22000018e934f R09: ff1100000cab2ef8
[   34.564460][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.564794][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.565141][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   34.565535][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.565821][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.566173][  T166] PKRU: 55555554
[   34.566338][  T166] Call Trace:
[   34.566503][  T166]  <TASK>
[   34.566621][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.566914][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.567216][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.567445][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.567725][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.567965][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.568219][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.568512][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.568808][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.569054][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.569287][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.569524][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.569768][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.570021][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.570257][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.570489][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.570717][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.570943][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.571236][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.571518][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.571742][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.571964][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.572274][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.572507][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.572738][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.572976][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.573210][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.573384][  T166]  new_sync_write (fs/read_write.c:595)
[   34.573616][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.573847][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.574094][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.574325][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.574560][  T166]  vfs_write (fs/read_write.c:688)
[   34.574736][  T166]  ksys_write (fs/read_write.c:740)
[   34.574911][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.575155][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.575386][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.575617][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.575848][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.576092][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.576321][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.576608][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.576859][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.577700][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.578063][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.578411][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.578755][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.579115][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.579460][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.585251][  T166] ------------[ cut here ]------------
| [   34.585496][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   34.586125][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.587574][  T166] Tainted: [W]=WARN
[   34.587911][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.588521][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.588729][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.589302][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   34.589503][  T166] RAX: 00000000ffffffa6 RBX: ff11000008e1e7c0 RCX: 1ff4000000108ea7
[   34.589738][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e1e870
[   34.589978][  T166] RBP: ff11000010482000 R08: 1fe22000011c3d0f R09: ff1100000cab2ef8
[   34.590434][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.590883][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.591128][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   34.591406][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.591604][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.591842][  T166] PKRU: 55555554
[   34.591960][  T166] Call Trace:
[   34.592089][  T166]  <TASK>
[   34.592172][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.592415][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.592900][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   34.593078][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   34.593273][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   34.593427][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   34.593582][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.593770][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.593955][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.594120][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.594272][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.594426][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.594583][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.594737][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.594890][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.595057][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.595213][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.595365][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.595561][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.595756][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.595909][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.596078][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.596269][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.596422][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.596577][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.596731][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.596883][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.597006][  T166]  new_sync_write (fs/read_write.c:595)
[   34.597159][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.597308][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.597459][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.597608][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.597761][  T166]  vfs_write (fs/read_write.c:688)
[   34.597878][  T166]  ksys_write (fs/read_write.c:740)
[   34.598004][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.598155][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.598304][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.598457][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.598606][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.598755][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.598905][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.599104][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.599262][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.599792][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.600029][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.600257][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.600479][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.600704][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.600929][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.604914][  T166] ------------[ cut here ]------------
| [   34.605119][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   34.605416][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.606994][  T166] Tainted: [W]=WARN
[   34.607115][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.607306][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.607499][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.608152][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   34.608344][  T166] RAX: 00000000ffffffa6 RBX: ff11000008e1f6c0 RCX: 1ff4000000108eef
[   34.608571][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e1f770
[   34.608795][  T166] RBP: ff11000004aca000 R08: 1fe22000011c3eef R09: ff1100000cab2ef8
[   34.609142][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.609370][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.609601][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   34.609865][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.610155][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   34.610380][  T166] PKRU: 55555554
[   34.610492][  T166] Call Trace:
[   34.610606][  T166]  <TASK>
[   34.610687][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.610878][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.611185][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   34.611332][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   34.611478][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.611625][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.611774][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   34.611926][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.612147][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.612297][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   34.612449][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   34.612600][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   34.612787][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   34.613038][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   34.613191][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   34.613338][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   34.613536][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   34.613681][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   34.613829][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   34.614039][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   34.614187][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   34.614300][  T166]  new_sync_write (fs/read_write.c:595)
[   34.614451][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.614600][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   34.614749][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.614897][  T166]  ? ksys_write (fs/read_write.c:740)
[   34.615125][  T166]  vfs_write (fs/read_write.c:688)
[   34.615235][  T166]  ksys_write (fs/read_write.c:740)
[   34.615345][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   34.615492][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.615638][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.615786][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.615928][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.616140][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.616282][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.616458][  T166] RIP: 0033:0x7fd8e6c0c08e
[   34.616608][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.617192][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   34.617417][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   34.617630][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   34.617843][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   34.618128][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   34.618347][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   34.686254][ T1200] ------------[ cut here ]------------
| [   34.686545][ T1200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1200
| [   34.686997][ T1200] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.687885][ T1200] Tainted: [W]=WARN
[   34.688075][ T1200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.688341][ T1200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.688642][ T1200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.689434][ T1200] RSP: 0018:ffa000000296f060 EFLAGS: 00010286
[   34.689705][ T1200] RAX: 00000000ffffffa6 RBX: ff1100000c457b40 RCX: 1ff400000052ddd2
[   34.690036][ T1200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457bf0
[   34.690336][ T1200] RBP: ff11000007549000 R08: 1fe220000188af7f R09: ff1100000cbe0b58
[   34.690674][ T1200] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.690993][ T1200] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000296f100
[   34.691293][ T1200] FS:  00007f9e5e526840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   34.691677][ T1200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.691937][ T1200] CR2: 000000001d79e988 CR3: 0000000004cd1001 CR4: 0000000000771ef0
[   34.692812][ T1200] PKRU: 55555554
[   34.692984][ T1200] Call Trace:
[   34.693145][ T1200]  <TASK>
[   34.693254][ T1200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.693469][ T1200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.693626][ T1200]  netif_close_many (net/core/dev.c:1804)
[   34.693842][ T1200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.694072][ T1200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.694306][ T1200]  ? __dev_close_many (net/core/dev.c:1781)
[   34.694520][ T1200]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.694780][ T1200]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.695050][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.695274][ T1200]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.695543][ T1200]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.695754][ T1200]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.695961][ T1200]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.696235][ T1200]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.696440][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.696655][ T1200]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   34.696858][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.697080][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.697284][ T1200]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.697511][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.697718][ T1200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.697958][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.698184][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.698386][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.698590][ T1200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.698795][ T1200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.699018][ T1200]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   34.699227][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.699433][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.699641][ T1200]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.699872][ T1200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.700095][ T1200]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.700271][ T1200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.700504][ T1200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.700715][ T1200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.700915][ T1200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.701146][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.701370][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.701581][ T1200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.701786][ T1200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.702024][ T1200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.702240][ T1200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.702477][ T1200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.702683][ T1200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.702887][ T1200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.703114][ T1200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.703323][ T1200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.703531][ T1200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.703738][ T1200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.703947][ T1200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.704180][ T1200]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.704385][ T1200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.704652][ T1200]  ? move_addr_to_kernel (net/socket.c:258)
[   34.704874][ T1200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.705102][ T1200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.705313][ T1200]  ___sys_sendmsg (net/socket.c:2752)
[   34.705527][ T1200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.705797][ T1200]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.706040][ T1200]  __sys_sendmsg (net/socket.c:2784)
[   34.706270][ T1200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.706490][ T1200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.706756][ T1200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.707020][ T1200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.707256][ T1200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.707463][ T1200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.707671][ T1200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.707881][ T1200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.708166][ T1200] RIP: 0033:0x7f9e5e76008e
[   34.708388][ T1200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.709155][ T1200] RSP: 002b:00007ffd754a98e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.709487][ T1200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e5e76008e
[   34.709790][ T1200] RDX: 0000000000000000 RSI: 00007ffd754a9990 RDI: 0000000000000005
[   34.710110][ T1200] RBP: 00007ffd754a98f0 R08: 0000000000000000 R09: 0000000000000000
[   34.710421][ T1200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8d
[   34.710747][ T1200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd754aa050
| [   34.730376][ T1200] ------------[ cut here ]------------
| [   34.730685][ T1200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1200
| [   34.731200][ T1200] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.732074][ T1200] Tainted: [W]=WARN
[   34.732223][ T1200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.732495][ T1200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.732787][ T1200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.733565][ T1200] RSP: 0018:ffa000000296f190 EFLAGS: 00010286
[   34.733820][ T1200] RAX: 00000000ffffffa6 RBX: ff11000008b539c0 RCX: 1ff400000052ddf8
[   34.734126][ T1200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b53a70
[   34.734424][ T1200] RBP: ff11000007549000 R08: 1fe220000116a74f R09: ff1100000cbe0b58
[   34.734728][ T1200] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.735050][ T1200] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.735352][ T1200] FS:  00007f9e5e526840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   34.735709][ T1200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.735994][ T1200] CR2: 000000001d79e988 CR3: 0000000004cd1001 CR4: 0000000000771ef0
[   34.736296][ T1200] PKRU: 55555554
[   34.736452][ T1200] Call Trace:
[   34.736609][ T1200]  <TASK>
[   34.736717][ T1200]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.736995][ T1200]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.737251][ T1200]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.737458][ T1200]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.737661][ T1200]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.737949][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.738176][ T1200]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   34.738374][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.738595][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.738812][ T1200]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.739029][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.739225][ T1200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.739459][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.739658][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.739849][ T1200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.740071][ T1200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.740276][ T1200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.740477][ T1200]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   34.740715][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.740916][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.741128][ T1200]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.741323][ T1200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.741525][ T1200]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.741748][ T1200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.741953][ T1200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.742175][ T1200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.742389][ T1200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.742595][ T1200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.742793][ T1200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.743011][ T1200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.743213][ T1200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.743446][ T1200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.743661][ T1200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.743866][ T1200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.744086][ T1200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.744292][ T1200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.744497][ T1200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.744704][ T1200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.744904][ T1200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.745131][ T1200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.745337][ T1200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.745537][ T1200]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.745734][ T1200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.745999][ T1200]  ? move_addr_to_kernel (net/socket.c:258)
[   34.746202][ T1200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.746406][ T1200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.746636][ T1200]  ___sys_sendmsg (net/socket.c:2752)
[   34.746837][ T1200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.747153][ T1200]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.747392][ T1200]  __sys_sendmsg (net/socket.c:2784)
[   34.747608][ T1200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.747817][ T1200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.748100][ T1200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.748311][ T1200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.748511][ T1200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.748710][ T1200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.748907][ T1200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.749130][ T1200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.749379][ T1200] RIP: 0033:0x7f9e5e76008e
[   34.749601][ T1200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.750344][ T1200] RSP: 002b:00007ffd754a98e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.750662][ T1200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e5e76008e
[   34.750990][ T1200] RDX: 0000000000000000 RSI: 00007ffd754a9990 RDI: 0000000000000005
[   34.751312][ T1200] RBP: 00007ffd754a98f0 R08: 0000000000000000 R09: 0000000000000000
[   34.751625][ T1200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8d
[   34.751946][ T1200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd754aa050
| [   34.810073][ T1201] ------------[ cut here ]------------
| [   34.810343][ T1201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1201
| [   34.810763][ T1201] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.811641][ T1201] Tainted: [W]=WARN
[   34.811800][ T1201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.812102][ T1201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.812377][ T1201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.813170][ T1201] RSP: 0018:ffa000000128f060 EFLAGS: 00010286
[   34.813447][ T1201] RAX: 00000000ffffffa6 RBX: ff1100000da84040 RCX: 1ff4000000251dd2
[   34.813768][ T1201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da840f0
[   34.814099][ T1201] RBP: ff11000010431000 R08: 1fe2200001b5081f R09: ff1100000cbe2e58
[   34.814411][ T1201] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.814721][ T1201] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000128f100
[   34.815049][ T1201] FS:  00007f3f19629840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.815412][ T1201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.815665][ T1201] CR2: 000000000e0c1988 CR3: 0000000011450005 CR4: 0000000000771ef0
[   34.815960][ T1201] PKRU: 55555554
[   34.816128][ T1201] Call Trace:
[   34.816291][ T1201]  <TASK>
[   34.816425][ T1201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.816644][ T1201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.816807][ T1201]  netif_close_many (net/core/dev.c:1804)
[   34.817059][ T1201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.817261][ T1201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.817468][ T1201]  ? __dev_close_many (net/core/dev.c:1781)
[   34.817681][ T1201]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.817961][ T1201]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.818273][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.818483][ T1201]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.818736][ T1201]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.818939][ T1201]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.819158][ T1201]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.819428][ T1201]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.819650][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.819859][ T1201]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   34.820111][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.820340][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.820557][ T1201]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.820757][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.820950][ T1201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.821201][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.821430][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.821623][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.821812][ T1201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.822023][ T1201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.822215][ T1201]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   34.822411][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.822600][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.822793][ T1201]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.822997][ T1201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.823192][ T1201]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.823408][ T1201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.823606][ T1201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.823803][ T1201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.824013][ T1201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.824216][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.824418][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.824618][ T1201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.824813][ T1201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.825037][ T1201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.825238][ T1201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.825429][ T1201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.825625][ T1201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.825821][ T1201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.826025][ T1201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.826220][ T1201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.826413][ T1201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.826606][ T1201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.826800][ T1201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.827000][ T1201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.827189][ T1201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.827436][ T1201]  ? move_addr_to_kernel (net/socket.c:258)
[   34.827660][ T1201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.827855][ T1201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.828067][ T1201]  ___sys_sendmsg (net/socket.c:2752)
[   34.828262][ T1201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.828509][ T1201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.828751][ T1201]  __sys_sendmsg (net/socket.c:2784)
[   34.828951][ T1201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.829155][ T1201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.829396][ T1201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.829587][ T1201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.829779][ T1201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.829978][ T1201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.830212][ T1201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.830411][ T1201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.830648][ T1201] RIP: 0033:0x7f3f1986308e
[   34.830851][ T1201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.831541][ T1201] RSP: 002b:00007ffe8f31eec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.831874][ T1201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3f1986308e
[   34.832183][ T1201] RDX: 0000000000000000 RSI: 00007ffe8f31ef70 RDI: 0000000000000005
[   34.832482][ T1201] RBP: 00007ffe8f31eed0 R08: 0000000000000000 R09: 0000000000000000
[   34.832772][ T1201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   34.833080][ T1201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f31f630
| [   34.837653][ T1201] ------------[ cut here ]------------
| [   34.837865][ T1201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1201
| [   34.838866][ T1201] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.839919][ T1201] Tainted: [W]=WARN
[   34.840091][ T1201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.840348][ T1201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.840608][ T1201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.841355][ T1201] RSP: 0018:ffa000000128f190 EFLAGS: 00010286
[   34.841611][ T1201] RAX: 00000000ffffffa6 RBX: ff1100000da853c0 RCX: 1ff4000000251df8
[   34.841910][ T1201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da85470
[   34.842233][ T1201] RBP: ff11000010431000 R08: 1fe2200001b50a8f R09: ff1100000cbe2e58
[   34.842539][ T1201] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.842839][ T1201] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.843165][ T1201] FS:  00007f3f19629840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.843521][ T1201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.843778][ T1201] CR2: 000000000e0c1988 CR3: 0000000011450005 CR4: 0000000000771ef0
[   34.844098][ T1201] PKRU: 55555554
[   34.844253][ T1201] Call Trace:
[   34.844401][ T1201]  <TASK>
[   34.844527][ T1201]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.844788][ T1201]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.845049][ T1201]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.845255][ T1201]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.845456][ T1201]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.845731][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.845935][ T1201]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   34.846146][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.846343][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.846553][ T1201]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.846752][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.846936][ T1201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.847152][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.847320][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.847495][ T1201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.847691][ T1201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.847863][ T1201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.848053][ T1201]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   34.848228][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.848433][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.848610][ T1201]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.848782][ T1201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.848958][ T1201]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.849141][ T1201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.849312][ T1201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.849480][ T1201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.849653][ T1201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.849857][ T1201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.850072][ T1201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.850275][ T1201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.850468][ T1201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.850671][ T1201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.850872][ T1201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.851089][ T1201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.851284][ T1201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.851480][ T1201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.851681][ T1201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.851881][ T1201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.852101][ T1201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.852296][ T1201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.852495][ T1201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.852685][ T1201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.852868][ T1201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.853117][ T1201]  ? move_addr_to_kernel (net/socket.c:258)
[   34.853311][ T1201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.853525][ T1201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.853715][ T1201]  ___sys_sendmsg (net/socket.c:2752)
[   34.853903][ T1201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.854149][ T1201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.854357][ T1201]  __sys_sendmsg (net/socket.c:2784)
[   34.854543][ T1201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.854732][ T1201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.854982][ T1201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.855180][ T1201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.855401][ T1201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.855597][ T1201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.855787][ T1201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.856030][ T1201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.856285][ T1201] RIP: 0033:0x7f3f1986308e
[   34.856491][ T1201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.857198][ T1201] RSP: 002b:00007ffe8f31eec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.857499][ T1201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3f1986308e
[   34.857799][ T1201] RDX: 0000000000000000 RSI: 00007ffe8f31ef70 RDI: 0000000000000005
[   34.858115][ T1201] RBP: 00007ffe8f31eed0 R08: 0000000000000000 R09: 0000000000000000
[   34.858382][ T1201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   34.858666][ T1201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f31f630
| [   34.984182][  T166] ------------[ cut here ]------------
| [   34.984598][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   34.985208][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.986378][  T166] Tainted: [W]=WARN
[   34.986616][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.986983][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.987358][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.988318][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   34.988625][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c7496c0 RCX: 1ff4000000108e65
[   34.989030][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749770
[   34.989418][  T166] RBP: ff1100000d8f2000 R08: 1fe22000018e92ef R09: ff1100000cab2f48
[   34.989793][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.990338][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8f2000
[   34.990772][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   34.991244][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.991559][  T166] CR2: 0000561b21f2a000 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   34.991944][  T166] PKRU: 55555554
[   34.992163][  T166] Call Trace:
[   34.992354][  T166]  <TASK>
[   34.992495][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.992787][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.993020][  T166]  register_netdevice (net/core/dev.c:11488)
[   34.993303][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.993621][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   34.993889][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   34.994252][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   34.994518][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   34.994834][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   34.995103][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   34.995416][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   34.995659][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   34.995869][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.996168][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   34.996509][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   34.996774][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   34.997051][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   34.997300][  T166]  really_probe (drivers/base/dd.c:709)
[   34.997558][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   34.997803][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   34.998076][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   34.998336][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   34.998627][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   34.998911][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   34.999199][  T166]  __device_attach (drivers/base/dd.c:1101)
[   34.999434][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   34.999665][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   34.999995][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.000257][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   35.000514][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   35.000772][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   35.001026][  T166]  device_add (drivers/base/core.c:3706)
[   35.001298][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   35.001645][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   35.001913][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   35.002189][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   35.002507][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.002770][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   35.003019][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.003205][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.003407][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.003585][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.003762][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.003894][  T166]  new_sync_write (fs/read_write.c:595)
[   35.004080][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.004249][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.004420][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.004590][  T166]  ? ksys_write (fs/read_write.c:740)
[   35.004763][  T166]  vfs_write (fs/read_write.c:688)
[   35.004898][  T166]  ksys_write (fs/read_write.c:740)
[   35.005042][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.005213][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.005390][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.005572][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.005751][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.005922][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.006104][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.006316][  T166] RIP: 0033:0x7fd8e6c0c08e
[   35.006501][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.007134][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.007401][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   35.007663][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   35.007923][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   35.008198][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   35.008455][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   35.013487][  T166] ------------[ cut here ]------------
| [   35.013718][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   35.014164][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.014980][  T166] Tainted: [W]=WARN
[   35.015103][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.015288][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.015482][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.016628][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   35.016820][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c611840 RCX: 1ff4000000108eef
[   35.017116][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6118f0
[   35.017330][  T166] RBP: ff1100000d8f2000 R08: 1fe22000018c231f R09: ff1100000cab2ef8
[   35.017543][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.017763][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.018094][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.018426][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.018614][  T166] CR2: 0000561b21f2a000 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   35.018829][  T166] PKRU: 55555554
[   35.018937][  T166] Call Trace:
[   35.019119][  T166]  <TASK>
[   35.019199][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.019386][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.019562][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.019713][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.019857][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.020135][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   35.020283][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.020425][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.020568][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.020712][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.020862][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   35.021077][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.021256][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.021436][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.021584][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.021729][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.021906][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.022198][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.022349][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.022493][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.022641][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.022748][  T166]  new_sync_write (fs/read_write.c:595)
[   35.022894][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.023112][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.023258][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.023404][  T166]  ? ksys_write (fs/read_write.c:740)
[   35.023550][  T166]  vfs_write (fs/read_write.c:688)
[   35.023660][  T166]  ksys_write (fs/read_write.c:740)
[   35.023768][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.023908][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.024193][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.024401][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.024600][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.024749][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.024896][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.025149][  T166] RIP: 0033:0x7fd8e6c0c08e
[   35.025306][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.025826][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.026125][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   35.026345][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   35.026562][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   35.026825][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.027169][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   35.073736][  T166] ------------[ cut here ]------------
| [   35.074399][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   35.074700][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.075477][  T166] Tainted: [W]=WARN
[   35.075588][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.075776][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.076024][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.076552][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   35.076740][  T166] RAX: 00000000ffffffa6 RBX: ff11000002712c40 RCX: 1ff4000000108ed1
[   35.077008][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002712cf0
[   35.077229][  T166] RBP: ff11000005002000 R08: 1fe22000004e259f R09: ff1100000cab2ef8
[   35.077525][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.077741][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005002000
[   35.077961][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   35.078234][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.078418][  T166] CR2: 00007ffe866f5ff8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   35.078638][  T166] PKRU: 55555554
[   35.078746][  T166] Call Trace:
[   35.078855][  T166]  <TASK>
[   35.078932][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.079098][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.079293][  T166]  register_netdevice (net/core/dev.c:11488)
[   35.079441][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   35.079683][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   35.079862][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   35.080065][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   35.080218][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   35.080423][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   35.080613][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.080762][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.080909][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   35.081103][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   35.081251][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   35.081437][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.081585][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.081731][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.081882][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.082005][  T166]  new_sync_write (fs/read_write.c:595)
[   35.082154][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.082300][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.082450][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.082595][  T166]  ? ksys_write (fs/read_write.c:740)
[   35.082747][  T166]  vfs_write (fs/read_write.c:688)
[   35.082859][  T166]  ksys_write (fs/read_write.c:740)
[   35.082976][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.083127][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.083273][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.083421][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.083568][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.083714][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.083861][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.084054][  T166] RIP: 0033:0x7fd8e6c0c08e
[   35.084206][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.084726][  T166] RSP: 002b:00007ffe866f5910 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.084949][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   35.085180][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   35.085399][  T166] RBP: 00007ffe866f5920 R08: 0000000000000000 R09: 0000000000000000
[   35.085618][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.085835][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   35.298520][ T1209] ------------[ cut here ]------------
| [   35.298704][ T1209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1209
| [   35.299162][ T1209] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.299743][ T1209] Tainted: [W]=WARN
[   35.299847][ T1209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.300105][ T1209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.300296][ T1209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.300776][ T1209] RSP: 0018:ffa0000002baf020 EFLAGS: 00010286
[   35.300949][ T1209] RAX: 00000000ffffffa6 RBX: ff1100000b5eaf40 RCX: 1ff4000000575dca
[   35.301220][ T1209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5eaff0
[   35.301421][ T1209] RBP: ff11000005002000 R08: 1fe22000016bd5ff R09: ff11000012205180
[   35.301628][ T1209] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   35.301836][ T1209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.302105][ T1209] FS:  00007fa388d9d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.302351][ T1209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.302523][ T1209] CR2: 000000001606f988 CR3: 0000000004feb001 CR4: 0000000000771ef0
[   35.302728][ T1209] PKRU: 55555554
[   35.302831][ T1209] Call Trace:
[   35.302936][ T1209]  <TASK>
[   35.303076][ T1209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.303218][ T1209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.303328][ T1209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.303473][ T1209]  __dev_notify_flags (net/core/dev.c:9787)
[   35.303610][ T1209]  ? netif_change_name (net/core/dev.c:1495)
[   35.303742][ T1209]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.303879][ T1209]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.304113][ T1209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.304254][ T1209]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.304396][ T1209]  netif_change_flags (net/core/dev.c:9820)
[   35.304540][ T1209]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.304691][ T1209]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.304833][ T1209]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.305111][ T1209]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.305248][ T1209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.305390][ T1209]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.305529][ T1209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.305672][ T1209]  ? __kernel_text_address (kernel/extable.c:79)
[   35.305820][ T1209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.306126][ T1209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.306282][ T1209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.306428][ T1209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.306573][ T1209]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.306717][ T1209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.306859][ T1209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.307069][ T1209]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.307207][ T1209]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.307349][ T1209]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.307485][ T1209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.307627][ T1209]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.307765][ T1209]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.307904][ T1209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.308087][ T1209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.308222][ T1209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.308359][ T1209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.308497][ T1209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.308632][ T1209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.308772][ T1209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.308903][ T1209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.309070][ T1209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.309210][ T1209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.309386][ T1209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.309559][ T1209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.309693][ T1209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.309832][ T1209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.309966][ T1209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.310446][ T1209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.310579][ T1209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.310717][ T1209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.310853][ T1209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.311002][ T1209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.311141][ T1209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.311279][ T1209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.311416][ T1209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.311551][ T1209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.311685][ T1209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.311826][ T1209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.311966][ T1209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.312121][ T1209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.312262][ T1209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.312398][ T1209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.312536][ T1209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.312706][ T1209]  ? move_addr_to_kernel (net/socket.c:258)
[   35.312845][ T1209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.312993][ T1209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.313137][ T1209]  ___sys_sendmsg (net/socket.c:2752)
[   35.313273][ T1209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.313444][ T1209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.313594][ T1209]  __sys_sendmsg (net/socket.c:2784)
[   35.313729][ T1209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.313864][ T1209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.314062][ T1209]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.314202][ T1209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.314341][ T1209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.314481][ T1209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.314619][ T1209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.314757][ T1209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.314927][ T1209] RIP: 0033:0x7fa388fd708e
[   35.315083][ T1209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.315637][ T1209] RSP: 002b:00007fff81d9ea70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.315896][ T1209] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa388fd708e
[   35.316211][ T1209] RDX: 0000000000000000 RSI: 00007fff81d9eb20 RDI: 0000000000000005
[   35.316517][ T1209] RBP: 00007fff81d9ea80 R08: 0000000000000000 R09: 0000000000000000
[   35.316834][ T1209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.317077][ T1209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff81d9f1e0
| [   35.354331][ T1212] ------------[ cut here ]------------
| [   35.354609][ T1212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1212
| [   35.355012][ T1212] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.355737][ T1212] Tainted: [W]=WARN
[   35.355902][ T1212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.356191][ T1212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.356469][ T1212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.357270][ T1212] RSP: 0018:ffa0000002bdef70 EFLAGS: 00010286
[   35.357614][ T1212] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff400000057bdb4
[   35.358020][ T1212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   35.358383][ T1212] RBP: ff11000005002000 R08: 1fe220000169568f R09: ff1100000c982e80
[   35.358727][ T1212] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   35.359027][ T1212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   35.359300][ T1212] FS:  00007ff6b0b3f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   35.359611][ T1212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.359846][ T1212] CR2: 00000000269f0a28 CR3: 000000000cfa7004 CR4: 0000000000771ef0
[   35.360149][ T1212] PKRU: 55555554
[   35.360324][ T1212] Call Trace:
[   35.360485][ T1212]  <TASK>
[   35.360612][ T1212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.360866][ T1212]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.361169][ T1212]  notifier_call_chain (kernel/notifier.c:85)
[   35.361454][ T1212]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   35.361732][ T1212]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.361956][ T1212]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.362186][ T1212]  netdev_upper_dev_link (net/core/dev.c:8972)
[   35.362389][ T1212]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   35.362592][ T1212] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   35.362799][ T1212]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.363026][ T1212] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.363230][ T1212]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.363434][ T1212]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.363640][ T1212]  ? nla_strscpy (lib/nlattr.c:795)
[   35.363855][ T1212]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.364094][ T1212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.364295][ T1212]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.364493][ T1212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.364706][ T1212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.364911][ T1212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.365140][ T1212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.365344][ T1212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.365545][ T1212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.365740][ T1212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.365943][ T1212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.366169][ T1212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.366372][ T1212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.366574][ T1212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.366778][ T1212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.366999][ T1212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.367199][ T1212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.367402][ T1212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.367603][ T1212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.367812][ T1212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.368061][ T1212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.368261][ T1212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.368463][ T1212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.368660][ T1212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.368859][ T1212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.369076][ T1212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.369284][ T1212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.369487][ T1212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.369685][ T1212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.369887][ T1212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.370105][ T1212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.370304][ T1212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.370501][ T1212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.370730][ T1212]  ? move_addr_to_kernel (net/socket.c:258)
[   35.370930][ T1212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.371145][ T1212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.371347][ T1212]  ___sys_sendmsg (net/socket.c:2752)
[   35.371543][ T1212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.371779][ T1212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.372010][ T1212]  __sys_sendmsg (net/socket.c:2784)
[   35.372206][ T1212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.372398][ T1212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.372631][ T1212]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.372829][ T1212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.373048][ T1212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.373247][ T1212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.373442][ T1212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.373639][ T1212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.373869][ T1212] RIP: 0033:0x7ff6b0d7908e
[   35.374114][ T1212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.374849][ T1212] RSP: 002b:00007ffcc3f6be50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.375141][ T1212] RAX: ffffffffffffffda RBX: 00007ffcc3f6c5e8 RCX: 00007ff6b0d7908e
[   35.375404][ T1212] RDX: 0000000000000000 RSI: 00007ffcc3f6bf00 RDI: 0000000000000005
[   35.375673][ T1212] RBP: 00007ffcc3f6be60 R08: 0000000000000000 R09: 0000000000000000
[   35.375938][ T1212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.376225][ T1212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc3f6c5c0
| [   35.378728][ T1212] ------------[ cut here ]------------
| [   35.378925][ T1212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1212
| [   35.379346][ T1212] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.380441][ T1212] Tainted: [W]=WARN
[   35.380696][ T1212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.381054][ T1212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.381398][ T1212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.382075][ T1212] RSP: 0018:ffa0000002bdefd0 EFLAGS: 00010286
[   35.382406][ T1212] RAX: 00000000ffffffa6 RBX: ff1100000b4aa340 RCX: 1ff400000057bdc0
[   35.382732][ T1212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa3f0
[   35.383020][ T1212] RBP: ff1100000c8a2000 R08: 1fe220000169547f R09: ff1100000c982e80
[   35.383296][ T1212] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   35.383560][ T1212] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8a2e04
[   35.383830][ T1212] FS:  00007ff6b0b3f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   35.384159][ T1212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.384396][ T1212] CR2: 00000000269f0a28 CR3: 000000000cfa7004 CR4: 0000000000771ef0
[   35.384662][ T1212] PKRU: 55555554
[   35.384819][ T1212] Call Trace:
[   35.384999][ T1212]  <TASK>
[   35.385124][ T1212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.385327][ T1212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.385488][ T1212]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.385688][ T1212]  __dev_notify_flags (net/core/dev.c:9787)
[   35.385887][ T1212]  ? netif_change_name (net/core/dev.c:1495)
[   35.386107][ T1212]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.386304][ T1212]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   35.386500][ T1212]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.386698][ T1212] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   35.386898][ T1212]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.387122][ T1212] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.387320][ T1212]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.387518][ T1212]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.387736][ T1212]  ? nla_strscpy (lib/nlattr.c:795)
[   35.387936][ T1212]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.388154][ T1212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.388347][ T1212]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.388546][ T1212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.388745][ T1212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.388943][ T1212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.389160][ T1212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.389356][ T1212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.389550][ T1212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.389743][ T1212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.389936][ T1212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.390159][ T1212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.390357][ T1212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.390550][ T1212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.390745][ T1212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.390936][ T1212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.391150][ T1212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.391346][ T1212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.391542][ T1212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.391736][ T1212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.391929][ T1212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.392142][ T1212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.392341][ T1212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.392536][ T1212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.392755][ T1212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.392955][ T1212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.393176][ T1212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.393375][ T1212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.393576][ T1212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.393773][ T1212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.394003][ T1212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.394200][ T1212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.394395][ T1212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.394644][ T1212]  ? move_addr_to_kernel (net/socket.c:258)
[   35.394850][ T1212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.395150][ T1212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.395421][ T1212]  ___sys_sendmsg (net/socket.c:2752)
[   35.395622][ T1212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.395861][ T1212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.396094][ T1212]  __sys_sendmsg (net/socket.c:2784)
[   35.396303][ T1212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.396502][ T1212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.396740][ T1212]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.396937][ T1212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.397156][ T1212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.397353][ T1212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.397550][ T1212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.397751][ T1212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.398007][ T1212] RIP: 0033:0x7ff6b0d7908e
[   35.398218][ T1212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.398791][ T1212] RSP: 002b:00007ffcc3f6be50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.399085][ T1212] RAX: ffffffffffffffda RBX: 00007ffcc3f6c5e8 RCX: 00007ff6b0d7908e
[   35.399357][ T1212] RDX: 0000000000000000 RSI: 00007ffcc3f6bf00 RDI: 0000000000000005
[   35.399625][ T1212] RBP: 00007ffcc3f6be60 R08: 0000000000000000 R09: 0000000000000000
[   35.399891][ T1212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.400221][ T1212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc3f6c5c0
| [   35.446569][ T1214] ------------[ cut here ]------------
| [   35.446752][ T1214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1214
| [   35.447231][ T1214] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.447788][ T1214] Tainted: [W]=WARN
[   35.447890][ T1214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.448133][ T1214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.448309][ T1214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.448792][ T1214] RSP: 0018:ffa0000002bcf020 EFLAGS: 00010286
[   35.449756][ T1214] RAX: 00000000ffffffa6 RBX: ff1100000cdd73c0 RCX: 1ff4000000579dca
[   35.450036][ T1214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7470
[   35.450238][ T1214] RBP: ff1100000c8a2000 R08: 1fe22000019bae8f R09: ff1100000c842e58
[   35.450441][ T1214] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   35.450646][ T1214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.450851][ T1214] FS:  00007fe1ea999840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.451158][ T1214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.451338][ T1214] CR2: 000000001ea90988 CR3: 000000000d9a7005 CR4: 0000000000771ef0
[   35.451550][ T1214] PKRU: 55555554
[   35.451653][ T1214] Call Trace:
[   35.451755][ T1214]  <TASK>
[   35.451827][ T1214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.452026][ T1214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.452131][ T1214]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.452266][ T1214]  __dev_notify_flags (net/core/dev.c:9787)
[   35.452406][ T1214]  ? netif_change_name (net/core/dev.c:1495)
[   35.452546][ T1214]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.452682][ T1214]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.452820][ T1214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.452963][ T1214]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.453181][ T1214]  netif_change_flags (net/core/dev.c:9820)
[   35.453323][ T1214]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.453459][ T1214]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.453597][ T1214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.453734][ T1214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.453903][ T1214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.454130][ T1214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.454264][ T1214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.454396][ T1214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.454535][ T1214]  ? __kernel_text_address (kernel/extable.c:79)
[   35.454673][ T1214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.454812][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.454952][ T1214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.455205][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.455347][ T1214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.455480][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.455614][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.455747][ T1214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.455884][ T1214]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.456031][ T1214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.456172][ T1214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.456309][ T1214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.456446][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.456586][ T1214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.456725][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.456860][ T1214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.457009][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.457144][ T1214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.457285][ T1214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.457489][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.457632][ T1214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.457766][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.457903][ T1214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.458052][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.458188][ T1214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.458328][ T1214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.458465][ T1214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.458602][ T1214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.458745][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.458879][ T1214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.459029][ T1214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.459167][ T1214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.459308][ T1214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.459445][ T1214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.459581][ T1214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.459719][ T1214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.459856][ T1214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.460013][ T1214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.460150][ T1214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.460286][ T1214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.460422][ T1214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.460559][ T1214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.460695][ T1214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.460829][ T1214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.461009][ T1214]  ? move_addr_to_kernel (net/socket.c:258)
[   35.461145][ T1214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.461280][ T1214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.461418][ T1214]  ___sys_sendmsg (net/socket.c:2752)
[   35.461554][ T1214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.461724][ T1214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.461871][ T1214]  __sys_sendmsg (net/socket.c:2784)
[   35.462022][ T1214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.462157][ T1214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.462326][ T1214]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.462463][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.462599][ T1214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.462734][ T1214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.462875][ T1214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.463023][ T1214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.463194][ T1214] RIP: 0033:0x7fe1eabd308e
[   35.463336][ T1214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.463813][ T1214] RSP: 002b:00007ffdb6767730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.464033][ T1214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe1eabd308e
[   35.464234][ T1214] RDX: 0000000000000000 RSI: 00007ffdb67677e0 RDI: 0000000000000005
[   35.464441][ T1214] RBP: 00007ffdb6767740 R08: 0000000000000000 R09: 0000000000000000
[   35.464643][ T1214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.464852][ T1214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb6767ea0
| [   35.571129][ T1220] ------------[ cut here ]------------
| [   35.571331][ T1220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1220
| [   35.571630][ T1220] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.572252][ T1220] Tainted: [W]=WARN
[   35.572365][ T1220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.572555][ T1220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.572752][ T1220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.573289][ T1220] RSP: 0018:ffa0000002c0ef70 EFLAGS: 00010286
[   35.573481][ T1220] RAX: 00000000ffffffa6 RBX: ff1100000cdd7840 RCX: 1ff4000000581db4
[   35.573699][ T1220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd78f0
[   35.573915][ T1220] RBP: ff11000005002000 R08: 1fe22000019baf1f R09: ff1100000a385180
[   35.574144][ T1220] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   35.574359][ T1220] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   35.574587][ T1220] FS:  00007fa1652d5840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.574856][ T1220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.575054][ T1220] CR2: 0000000002703a28 CR3: 00000000102c4001 CR4: 0000000000771ef0
[   35.575275][ T1220] PKRU: 55555554
[   35.575388][ T1220] Call Trace:
[   35.575501][ T1220]  <TASK>
[   35.575579][ T1220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.575728][ T1220]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.575874][ T1220]  notifier_call_chain (kernel/notifier.c:85)
[   35.576136][ T1220]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   35.576283][ T1220]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.576432][ T1220]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.576578][ T1220]  netdev_upper_dev_link (net/core/dev.c:8972)
[   35.576724][ T1220]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   35.576868][ T1220] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   35.577103][ T1220]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.577254][ T1220] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.577402][ T1220]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.577551][ T1220]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.577698][ T1220]  ? nla_strscpy (lib/nlattr.c:795)
[   35.577847][ T1220]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.578063][ T1220]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.578281][ T1220]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.578428][ T1220]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.578579][ T1220]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.578730][ T1220]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.578876][ T1220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.579113][ T1220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.579259][ T1220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.579403][ T1220]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.579551][ T1220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.579700][ T1220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.579846][ T1220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.580113][ T1220]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.580259][ T1220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.580406][ T1220]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.580549][ T1220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.580699][ T1220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.580845][ T1220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.581073][ T1220]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.581218][ T1220]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.581363][ T1220]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.581513][ T1220]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.581657][ T1220]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.581803][ T1220]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.581950][ T1220]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.582114][ T1220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.582260][ T1220]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.582409][ T1220]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.582562][ T1220]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.582716][ T1220]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.582866][ T1220]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.583034][ T1220]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.583221][ T1220]  ? move_addr_to_kernel (net/socket.c:258)
[   35.583371][ T1220]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.583518][ T1220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.583666][ T1220]  ___sys_sendmsg (net/socket.c:2752)
[   35.583809][ T1220]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.584001][ T1220]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.584160][ T1220]  __sys_sendmsg (net/socket.c:2784)
[   35.584304][ T1220]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.584448][ T1220]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.584630][ T1220]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.584774][ T1220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.584918][ T1220]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.585073][ T1220]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.585218][ T1220]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.585364][ T1220]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.585543][ T1220] RIP: 0033:0x7fa16550f08e
[   35.585693][ T1220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.586211][ T1220] RSP: 002b:00007ffc24737a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.586433][ T1220] RAX: ffffffffffffffda RBX: 00007ffc247381f8 RCX: 00007fa16550f08e
[   35.586651][ T1220] RDX: 0000000000000000 RSI: 00007ffc24737b10 RDI: 0000000000000005
[   35.586865][ T1220] RBP: 00007ffc24737a70 R08: 0000000000000000 R09: 0000000000000000
[   35.587088][ T1220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.587305][ T1220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc247381d0
| [   35.589016][ T1220] ------------[ cut here ]------------
| [   35.589158][ T1220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1220
| [   35.589449][ T1220] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.590054][ T1220] Tainted: [W]=WARN
[   35.590166][ T1220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.590348][ T1220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.590538][ T1220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.591070][ T1220] RSP: 0018:ffa0000002c0efd0 EFLAGS: 00010286
[   35.591252][ T1220] RAX: 00000000ffffffa6 RBX: ff1100000cdd6f40 RCX: 1ff4000000581dc0
[   35.591472][ T1220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6ff0
[   35.591691][ T1220] RBP: ff110000104d2000 R08: 1fe22000019badff R09: ff1100000a385180
[   35.591906][ T1220] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.592149][ T1220] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104d2e04
[   35.592370][ T1220] FS:  00007fa1652d5840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.592622][ T1220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.592804][ T1220] CR2: 0000000002703a28 CR3: 00000000102c4001 CR4: 0000000000771ef0
[   35.593034][ T1220] PKRU: 55555554
[   35.593143][ T1220] Call Trace:
[   35.593251][ T1220]  <TASK>
[   35.593325][ T1220]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.593473][ T1220]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.593582][ T1220]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.593726][ T1220]  __dev_notify_flags (net/core/dev.c:9787)
[   35.593873][ T1220]  ? netif_change_name (net/core/dev.c:1495)
[   35.594029][ T1220]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.594175][ T1220]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   35.594318][ T1220]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.594468][ T1220] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   35.594619][ T1220]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.594768][ T1220] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.594914][ T1220]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.595073][ T1220]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.595216][ T1220]  ? nla_strscpy (lib/nlattr.c:795)
[   35.595362][ T1220]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.595510][ T1220]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.595654][ T1220]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.595798][ T1220]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.595946][ T1220]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.596102][ T1220]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.596249][ T1220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.596395][ T1220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.596539][ T1220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.596683][ T1220]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.596827][ T1220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.596980][ T1220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.597131][ T1220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.597275][ T1220]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.597418][ T1220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.597561][ T1220]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.597703][ T1220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.597849][ T1220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.598002][ T1220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.598155][ T1220]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.598298][ T1220]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.598441][ T1220]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.598587][ T1220]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.598730][ T1220]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.598874][ T1220]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.599039][ T1220]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.599184][ T1220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.599330][ T1220]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.599476][ T1220]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.599620][ T1220]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.599765][ T1220]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.599910][ T1220]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.600063][ T1220]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.600241][ T1220]  ? move_addr_to_kernel (net/socket.c:258)
[   35.600386][ T1220]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.600532][ T1220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.600677][ T1220]  ___sys_sendmsg (net/socket.c:2752)
[   35.600820][ T1220]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.601012][ T1220]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.601169][ T1220]  __sys_sendmsg (net/socket.c:2784)
[   35.601315][ T1220]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.601460][ T1220]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.601644][ T1220]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.601791][ T1220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.601937][ T1220]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.602093][ T1220]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.602241][ T1220]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.602393][ T1220]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.602574][ T1220] RIP: 0033:0x7fa16550f08e
[   35.602730][ T1220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.603290][ T1220] RSP: 002b:00007ffc24737a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.603515][ T1220] RAX: ffffffffffffffda RBX: 00007ffc247381f8 RCX: 00007fa16550f08e
[   35.603733][ T1220] RDX: 0000000000000000 RSI: 00007ffc24737b10 RDI: 0000000000000005
[   35.603953][ T1220] RBP: 00007ffc24737a70 R08: 0000000000000000 R09: 0000000000000000
[   35.604193][ T1220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.604415][ T1220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc247381d0
| [   35.641117][ T1221] ------------[ cut here ]------------
| [   35.641300][ T1221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1221
| [   35.641586][ T1221] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.642168][ T1221] Tainted: [W]=WARN
[   35.642275][ T1221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.642448][ T1221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.642630][ T1221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.643298][ T1221] RSP: 0018:ffa0000002bef020 EFLAGS: 00010286
[   35.643470][ T1221] RAX: 00000000ffffffa6 RBX: ff11000008b524c0 RCX: 1ff400000057ddca
[   35.643671][ T1221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52570
[   35.643871][ T1221] RBP: ff110000104d2000 R08: 1fe220000116a4af R09: ff1100000cab5158
[   35.644084][ T1221] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   35.644285][ T1221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.644486][ T1221] FS:  00007f6a8b8ed840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.644726][ T1221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.644897][ T1221] CR2: 000000000a37a988 CR3: 00000000120d3003 CR4: 0000000000771ef0
[   35.645112][ T1221] PKRU: 55555554
[   35.645214][ T1221] Call Trace:
[   35.645318][ T1221]  <TASK>
[   35.645389][ T1221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.645534][ T1221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.645641][ T1221]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.645784][ T1221]  __dev_notify_flags (net/core/dev.c:9787)
[   35.645924][ T1221]  ? netif_change_name (net/core/dev.c:1495)
[   35.646084][ T1221]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.646223][ T1221]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.646362][ T1221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.646500][ T1221]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.646641][ T1221]  netif_change_flags (net/core/dev.c:9820)
[   35.646778][ T1221]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.646914][ T1221]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.647064][ T1221]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.647201][ T1221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.647374][ T1221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.647509][ T1221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.647646][ T1221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.647784][ T1221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.647921][ T1221]  ? __kernel_text_address (kernel/extable.c:79)
[   35.648070][ T1221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.648207][ T1221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.648345][ T1221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.648486][ T1221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.648621][ T1221]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.648757][ T1221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.648892][ T1221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.649043][ T1221]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.649182][ T1221]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.649317][ T1221]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.649457][ T1221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.649594][ T1221]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.649730][ T1221]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.649870][ T1221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.650022][ T1221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.650156][ T1221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.650296][ T1221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.650432][ T1221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.650569][ T1221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.650704][ T1221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.650840][ T1221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.650981][ T1221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.651123][ T1221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.651264][ T1221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.651399][ T1221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.651542][ T1221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.651678][ T1221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.651812][ T1221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.651949][ T1221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.652095][ T1221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.652228][ T1221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.652362][ T1221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.652497][ T1221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.652640][ T1221]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.652778][ T1221]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.652919][ T1221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.653070][ T1221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.653208][ T1221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.653345][ T1221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.653485][ T1221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.653627][ T1221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.653770][ T1221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.653910][ T1221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.654058][ T1221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.654232][ T1221]  ? move_addr_to_kernel (net/socket.c:258)
[   35.654370][ T1221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.654505][ T1221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.654641][ T1221]  ___sys_sendmsg (net/socket.c:2752)
[   35.654773][ T1221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.654944][ T1221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.655105][ T1221]  __sys_sendmsg (net/socket.c:2784)
[   35.655240][ T1221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.655376][ T1221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.655549][ T1221]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.655683][ T1221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.655817][ T1221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.655954][ T1221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.656103][ T1221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.656246][ T1221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.656420][ T1221] RIP: 0033:0x7f6a8bb2708e
[   35.656564][ T1221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.657067][ T1221] RSP: 002b:00007ffceee2c3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.657273][ T1221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6a8bb2708e
[   35.657475][ T1221] RDX: 0000000000000000 RSI: 00007ffceee2c4a0 RDI: 0000000000000005
[   35.657675][ T1221] RBP: 00007ffceee2c400 R08: 0000000000000000 R09: 0000000000000000
[   35.657876][ T1221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8e
[   35.658088][ T1221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceee2cb60
| [   35.809875][ T1232] ------------[ cut here ]------------
| [   35.810190][ T1232] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1232
| [   35.810704][ T1232] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.811720][ T1232] Tainted: [W]=WARN
[   35.811905][ T1232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.812216][ T1232] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.812518][ T1232] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.813363][ T1232] RSP: 0018:ffa0000002c5ef70 EFLAGS: 00010286
[   35.813661][ T1232] RAX: 00000000ffffffa6 RBX: ff11000002713e40 RCX: 1ff400000058bdb4
[   35.814022][ T1232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002713ef0
[   35.814385][ T1232] RBP: ff11000005002000 R08: 1fe22000004e27df R09: ff110000107f2e80
[   35.814748][ T1232] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   35.815131][ T1232] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   35.815499][ T1232] FS:  00007fecb6c9e840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   35.815914][ T1232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.816263][ T1232] CR2: 0000000009243a28 CR3: 000000000d850005 CR4: 0000000000771ef0
[   35.816627][ T1232] PKRU: 55555554
[   35.816817][ T1232] Call Trace:
[   35.817193][ T1232]  <TASK>
[   35.817337][ T1232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.817577][ T1232]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.817800][ T1232]  notifier_call_chain (kernel/notifier.c:85)
[   35.818215][ T1232]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   35.818629][ T1232]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.818872][ T1232]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.819221][ T1232]  netdev_upper_dev_link (net/core/dev.c:8972)
[   35.819460][ T1232]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   35.819703][ T1232] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   35.819943][ T1232]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.820239][ T1232] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.820481][ T1232]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.820723][ T1232]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.820957][ T1232]  ? nla_strscpy (lib/nlattr.c:795)
[   35.821212][ T1232]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.821453][ T1232]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.821685][ T1232]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.821923][ T1232]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.822185][ T1232]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.822438][ T1232]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.822672][ T1232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.822892][ T1232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.823131][ T1232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.823356][ T1232]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.823580][ T1232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.823818][ T1232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.824082][ T1232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.824315][ T1232]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.824539][ T1232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.824768][ T1232]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.825010][ T1232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.825242][ T1232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.825468][ T1232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.825698][ T1232]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.825923][ T1232]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.826172][ T1232]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.826405][ T1232]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.826630][ T1232]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.826860][ T1232]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.827106][ T1232]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.827336][ T1232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.827570][ T1232]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.827799][ T1232]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.828044][ T1232]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.828279][ T1232]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.828507][ T1232]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.828733][ T1232]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.829039][ T1232]  ? move_addr_to_kernel (net/socket.c:258)
[   35.829269][ T1232]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.829495][ T1232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.829727][ T1232]  ___sys_sendmsg (net/socket.c:2752)
[   35.829951][ T1232]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.830249][ T1232]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.830503][ T1232]  __sys_sendmsg (net/socket.c:2784)
[   35.830729][ T1232]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.830958][ T1232]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.831264][ T1232]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.831491][ T1232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.831722][ T1232]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.831953][ T1232]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.832193][ T1232]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.832421][ T1232]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.832706][ T1232] RIP: 0033:0x7fecb6ed808e
[   35.832948][ T1232] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.833765][ T1232] RSP: 002b:00007fff33c58610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.834133][ T1232] RAX: ffffffffffffffda RBX: 00007fff33c58da8 RCX: 00007fecb6ed808e
[   35.834482][ T1232] RDX: 0000000000000000 RSI: 00007fff33c586c0 RDI: 0000000000000005
[   35.834828][ T1232] RBP: 00007fff33c58620 R08: 0000000000000000 R09: 0000000000000000
[   35.835193][ T1232] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   35.835538][ T1232] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff33c58d80
| [   35.838307][ T1232] ------------[ cut here ]------------
| [   35.838477][ T1232] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1232
| [   35.838769][ T1232] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.840388][ T1232] Tainted: [W]=WARN
[   35.840504][ T1232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.840688][ T1232] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.840881][ T1232] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.841534][ T1232] RSP: 0018:ffa0000002c5efd0 EFLAGS: 00010286
[   35.841720][ T1232] RAX: 00000000ffffffa6 RBX: ff1100000da9d840 RCX: 1ff400000058bdc0
[   35.841934][ T1232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da9d8f0
[   35.842268][ T1232] RBP: ff1100000be7a000 R08: 1fe2200001b53b1f R09: ff110000107f2e80
[   35.842491][ T1232] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.842706][ T1232] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   35.842929][ T1232] FS:  00007fecb6c9e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   35.843200][ T1232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.843388][ T1232] CR2: 0000561b07814d5c CR3: 000000000d850006 CR4: 0000000000771ef0
[   35.843607][ T1232] PKRU: 55555554
[   35.843715][ T1232] Call Trace:
[   35.843824][ T1232]  <TASK>
[   35.843900][ T1232]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.844058][ T1232]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.844172][ T1232]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.844320][ T1232]  __dev_notify_flags (net/core/dev.c:9787)
[   35.844467][ T1232]  ? netif_change_name (net/core/dev.c:1495)
[   35.844614][ T1232]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.844763][ T1232]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   35.844907][ T1232]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.845062][ T1232] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   35.845213][ T1232]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.845364][ T1232] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.845512][ T1232]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.845661][ T1232]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.845815][ T1232]  ? nla_strscpy (lib/nlattr.c:795)
[   35.845976][ T1232]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.846134][ T1232]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.846279][ T1232]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.846423][ T1232]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.846575][ T1232]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.846723][ T1232]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.846869][ T1232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.847026][ T1232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.847171][ T1232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.847314][ T1232]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.847460][ T1232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.847668][ T1232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.847868][ T1232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.848033][ T1232]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.848181][ T1232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.848329][ T1232]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.848481][ T1232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.848630][ T1232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.848850][ T1232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.849035][ T1232]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.849179][ T1232]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.849322][ T1232]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.849469][ T1232]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.849615][ T1232]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.849804][ T1232]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.850015][ T1232]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.850162][ T1232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.850312][ T1232]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.850458][ T1232]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.850603][ T1232]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.850753][ T1232]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.850902][ T1232]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.851060][ T1232]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.851240][ T1232]  ? move_addr_to_kernel (net/socket.c:258)
[   35.851388][ T1232]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.851534][ T1232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.851680][ T1232]  ___sys_sendmsg (net/socket.c:2752)
[   35.851823][ T1232]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.852017][ T1232]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.852175][ T1232]  __sys_sendmsg (net/socket.c:2784)
[   35.852322][ T1232]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.852471][ T1232]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.852660][ T1232]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.852807][ T1232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.852953][ T1232]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.853112][ T1232]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.853259][ T1232]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.853403][ T1232]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.853588][ T1232] RIP: 0033:0x7fecb6ed808e
[   35.853742][ T1232] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.854292][ T1232] RSP: 002b:00007fff33c58610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.854520][ T1232] RAX: ffffffffffffffda RBX: 00007fff33c58da8 RCX: 00007fecb6ed808e
[   35.854748][ T1232] RDX: 0000000000000000 RSI: 00007fff33c586c0 RDI: 0000000000000005
[   35.854979][ T1232] RBP: 00007fff33c58620 R08: 0000000000000000 R09: 0000000000000000
[   35.855210][ T1232] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   35.855433][ T1232] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff33c58d80
| [   35.885119][ T1233] ------------[ cut here ]------------
| [   35.885338][ T1233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1233
| [   35.885659][ T1233] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.886532][ T1233] Tainted: [W]=WARN
[   35.886730][ T1233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.886943][ T1233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.887194][ T1233] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.887717][ T1233] RSP: 0018:ffa0000002c6f020 EFLAGS: 00010286
[   35.887937][ T1233] RAX: 00000000ffffffa6 RBX: ff1100000da9c640 RCX: 1ff400000058ddca
[   35.888204][ T1233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da9c6f0
[   35.888452][ T1233] RBP: ff1100000be7a000 R08: 1fe2200001b538df R09: ff110000107f5158
[   35.888705][ T1233] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   35.889004][ T1233] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.889257][ T1233] FS:  00007f77f1157840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   35.889546][ T1233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.889772][ T1233] CR2: 000000003431a988 CR3: 000000000cff5005 CR4: 0000000000771ef0
[   35.890051][ T1233] PKRU: 55555554
[   35.890203][ T1233] Call Trace:
[   35.890355][ T1233]  <TASK>
[   35.890474][ T1233]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.890666][ T1233]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.890818][ T1233]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.891030][ T1233]  __dev_notify_flags (net/core/dev.c:9787)
[   35.891224][ T1233]  ? netif_change_name (net/core/dev.c:1495)
[   35.891410][ T1233]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.891595][ T1233]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.891778][ T1233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.891963][ T1233]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.892173][ T1233]  netif_change_flags (net/core/dev.c:9820)
[   35.892360][ T1233]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.892543][ T1233]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.892730][ T1233]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.892954][ T1233]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.893221][ T1233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.893407][ T1233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.893598][ T1233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.893790][ T1233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.894027][ T1233]  ? __kernel_text_address (kernel/extable.c:79)
[   35.894240][ T1233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.894430][ T1233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.894616][ T1233]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.894817][ T1233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.895031][ T1233]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.895218][ T1233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.895406][ T1233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.895595][ T1233]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.895785][ T1233]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.896020][ T1233]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.896210][ T1233]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.896398][ T1233]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.896592][ T1233]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.896782][ T1233]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.896983][ T1233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.897176][ T1233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.897362][ T1233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.897544][ T1233]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.897727][ T1233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.897913][ T1233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.898118][ T1233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.898305][ T1233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.898488][ T1233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.898672][ T1233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.898856][ T1233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.899061][ T1233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.899245][ T1233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.899430][ T1233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.899615][ T1233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.899796][ T1233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.900004][ T1233]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.900197][ T1233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.900385][ T1233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.900572][ T1233]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.900845][ T1233]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.901055][ T1233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.901240][ T1233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.901421][ T1233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.901698][ T1233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.901902][ T1233]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.902109][ T1233]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.902296][ T1233]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.902479][ T1233]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.902751][ T1233]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.902965][ T1233]  ? move_addr_to_kernel (net/socket.c:258)
[   35.903172][ T1233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.903356][ T1233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.903540][ T1233]  ___sys_sendmsg (net/socket.c:2752)
[   35.903720][ T1233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.903942][ T1233]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.904157][ T1233]  __sys_sendmsg (net/socket.c:2784)
[   35.904430][ T1233]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.904611][ T1233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.904833][ T1233]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.905042][ T1233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.905228][ T1233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.905412][ T1233]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.905690][ T1233]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.905874][ T1233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.906122][ T1233] RIP: 0033:0x7f77f139108e
[   35.906315][ T1233] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.907065][ T1233] RSP: 002b:00007ffc81af08c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.907319][ T1233] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77f139108e
[   35.907583][ T1233] RDX: 0000000000000000 RSI: 00007ffc81af0970 RDI: 0000000000000005
[   35.907934][ T1233] RBP: 00007ffc81af08d0 R08: 0000000000000000 R09: 0000000000000000
[   35.908210][ T1233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   35.908558][ T1233] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc81af1030
| [   36.105966][ T1248] ------------[ cut here ]------------
| [   36.106269][ T1248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1248
| [   36.106739][ T1248] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.107696][ T1248] Tainted: [W]=WARN
[   36.107872][ T1248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.108176][ T1248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.108477][ T1248] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.109320][ T1248] RSP: 0018:ffa0000002d0ef70 EFLAGS: 00010286
[   36.109616][ T1248] RAX: 00000000ffffffa6 RBX: ff11000008b53540 RCX: 1ff40000005a1db4
[   36.109955][ T1248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b535f0
[   36.110312][ T1248] RBP: ff11000005002000 R08: 1fe220000116a6bf R09: ff1100000c47ae80
[   36.110654][ T1248] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   36.111009][ T1248] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   36.111354][ T1248] FS:  00007f74f81ce840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   36.111749][ T1248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.112605][ T1248] CR2: 0000000020f41a28 CR3: 000000000f3ca006 CR4: 0000000000771ef0
[   36.112948][ T1248] PKRU: 55555554
[   36.113137][ T1248] Call Trace:
[   36.113332][ T1248]  <TASK>
[   36.113458][ T1248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.113694][ T1248]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   36.113923][ T1248]  notifier_call_chain (kernel/notifier.c:85)
[   36.114179][ T1248]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   36.114412][ T1248]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.114656][ T1248]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.114890][ T1248]  netdev_upper_dev_link (net/core/dev.c:8972)
[   36.115134][ T1248]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   36.115360][ T1248] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   36.115604][ T1248]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.115846][ T1248] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.116096][ T1248]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.116335][ T1248]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.116570][ T1248]  ? nla_strscpy (lib/nlattr.c:795)
[   36.116806][ T1248]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.117052][ T1248]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.117286][ T1248]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.117520][ T1248]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.117763][ T1248]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.118018][ T1248]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.118252][ T1248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.118479][ T1248]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.118712][ T1248]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.118941][ T1248]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.119185][ T1248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.119422][ T1248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.119656][ T1248]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.119890][ T1248]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.120144][ T1248]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.120371][ T1248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.120596][ T1248]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.120818][ T1248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.121051][ T1248]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.121283][ T1248]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.121514][ T1248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.121741][ T1248]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.121986][ T1248]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.122216][ T1248]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.122446][ T1248]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.122676][ T1248]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.122906][ T1248]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.123151][ T1248]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.123379][ T1248]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.123614][ T1248]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.123849][ T1248]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.124093][ T1248]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.124317][ T1248]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.124601][ T1248]  ? move_addr_to_kernel (net/socket.c:258)
[   36.124828][ T1248]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.125059][ T1248]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.125290][ T1248]  ___sys_sendmsg (net/socket.c:2752)
[   36.125513][ T1248]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.125792][ T1248]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.126062][ T1248]  __sys_sendmsg (net/socket.c:2784)
[   36.126293][ T1248]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.126518][ T1248]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.126804][ T1248]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.127048][ T1248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.127283][ T1248]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.127518][ T1248]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.127745][ T1248]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.127980][ T1248]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.128267][ T1248] RIP: 0033:0x7f74f840808e
[   36.128512][ T1248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.129338][ T1248] RSP: 002b:00007ffd5eef44a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.129688][ T1248] RAX: ffffffffffffffda RBX: 00007ffd5eef4c38 RCX: 00007f74f840808e
[   36.130039][ T1248] RDX: 0000000000000000 RSI: 00007ffd5eef4550 RDI: 0000000000000005
[   36.130391][ T1248] RBP: 00007ffd5eef44b0 R08: 0000000000000000 R09: 0000000000000000
[   36.130732][ T1248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.131080][ T1248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5eef4c10
| [   36.133774][ T1248] ------------[ cut here ]------------
| [   36.134020][ T1248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1248
| [   36.134469][ T1248] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.135401][ T1248] Tainted: [W]=WARN
[   36.135574][ T1248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.135854][ T1248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.136165][ T1248] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.136983][ T1248] RSP: 0018:ffa0000002d0efd0 EFLAGS: 00010286
[   36.137276][ T1248] RAX: 00000000ffffffa6 RBX: ff11000002713540 RCX: 1ff40000005a1dc0
[   36.137616][ T1248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027135f0
[   36.137955][ T1248] RBP: ff1100000d9fa000 R08: 1fe22000004e26bf R09: ff1100000c47ae80
[   36.138320][ T1248] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.138656][ T1248] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fae04
[   36.139017][ T1248] FS:  00007f74f81ce840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   36.139416][ T1248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.139710][ T1248] CR2: 0000000020f41a28 CR3: 000000000f3ca006 CR4: 0000000000771ef0
[   36.140058][ T1248] PKRU: 55555554
[   36.140228][ T1248] Call Trace:
[   36.140398][ T1248]  <TASK>
[   36.140518][ T1248]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.140746][ T1248]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.140916][ T1248]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.141157][ T1248]  __dev_notify_flags (net/core/dev.c:9787)
[   36.141388][ T1248]  ? netif_change_name (net/core/dev.c:1495)
[   36.141621][ T1248]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.141852][ T1248]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   36.142098][ T1248]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.142324][ T1248] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   36.142561][ T1248]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.142805][ T1248] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.143055][ T1248]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.143290][ T1248]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.143521][ T1248]  ? nla_strscpy (lib/nlattr.c:795)
[   36.143756][ T1248]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.144003][ T1248]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.144231][ T1248]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.144461][ T1248]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.144704][ T1248]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.144944][ T1248]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.145187][ T1248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.145410][ T1248]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.145644][ T1248]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.145872][ T1248]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.146111][ T1248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.146349][ T1248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.146577][ T1248]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.146801][ T1248]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.147045][ T1248]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.147273][ T1248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.147502][ T1248]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.147736][ T1248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.147964][ T1248]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.148209][ T1248]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.148434][ T1248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.148662][ T1248]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.148896][ T1248]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.149136][ T1248]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.149365][ T1248]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.149600][ T1248]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.149829][ T1248]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.150073][ T1248]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.150304][ T1248]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.150533][ T1248]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.150765][ T1248]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.151006][ T1248]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.151235][ T1248]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.151521][ T1248]  ? move_addr_to_kernel (net/socket.c:258)
[   36.151751][ T1248]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.151985][ T1248]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.152223][ T1248]  ___sys_sendmsg (net/socket.c:2752)
[   36.152451][ T1248]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.152733][ T1248]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.153003][ T1248]  __sys_sendmsg (net/socket.c:2784)
[   36.153237][ T1248]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.153467][ T1248]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.153753][ T1248]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.153997][ T1248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.154230][ T1248]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.154462][ T1248]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.154687][ T1248]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.154918][ T1248]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.155221][ T1248] RIP: 0033:0x7f74f840808e
[   36.155462][ T1248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.156293][ T1248] RSP: 002b:00007ffd5eef44a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.156646][ T1248] RAX: ffffffffffffffda RBX: 00007ffd5eef4c38 RCX: 00007f74f840808e
[   36.157003][ T1248] RDX: 0000000000000000 RSI: 00007ffd5eef4550 RDI: 0000000000000005
[   36.157354][ T1248] RBP: 00007ffd5eef44b0 R08: 0000000000000000 R09: 0000000000000000
[   36.157686][ T1248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.158040][ T1248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5eef4c10
| [   36.192556][ T1249] ------------[ cut here ]------------
| [   36.192728][ T1249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1249
| [   36.193025][ T1249] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.193634][ T1249] Tainted: [W]=WARN
[   36.193740][ T1249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.193912][ T1249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.194110][ T1249] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.194597][ T1249] RSP: 0018:ffa0000002d1f020 EFLAGS: 00010286
[   36.194772][ T1249] RAX: 00000000ffffffa6 RBX: ff1100000c8d2340 RCX: 1ff40000005a3dca
[   36.194981][ T1249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d23f0
[   36.195184][ T1249] RBP: ff1100000d9fa000 R08: 1fe220000191a47f R09: ff1100000c47d158
[   36.195385][ T1249] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   36.195591][ T1249] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.195801][ T1249] FS:  00007f9e02027840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   36.196479][ T1249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.196655][ T1249] CR2: 000000003fec3988 CR3: 00000000106f3005 CR4: 0000000000771ef0
[   36.196858][ T1249] PKRU: 55555554
[   36.196962][ T1249] Call Trace:
[   36.197076][ T1249]  <TASK>
[   36.197147][ T1249]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.197288][ T1249]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.197390][ T1249]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.197527][ T1249]  __dev_notify_flags (net/core/dev.c:9787)
[   36.197666][ T1249]  ? netif_change_name (net/core/dev.c:1495)
[   36.197800][ T1249]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.197935][ T1249]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.198080][ T1249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.198215][ T1249]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.198354][ T1249]  netif_change_flags (net/core/dev.c:9820)
[   36.198494][ T1249]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.198630][ T1249]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.198769][ T1249]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.198907][ T1249]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.199087][ T1249]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.199223][ T1249]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.199358][ T1249]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.199498][ T1249]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.199634][ T1249]  ? __kernel_text_address (kernel/extable.c:79)
[   36.199770][ T1249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.199907][ T1249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.200057][ T1249]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.200193][ T1249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.200326][ T1249]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.200466][ T1249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.200603][ T1249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.200740][ T1249]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.200878][ T1249]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.201024][ T1249]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.201159][ T1249]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.201294][ T1249]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.201434][ T1249]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.201578][ T1249]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.201716][ T1249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.201850][ T1249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.201991][ T1249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.202132][ T1249]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.202267][ T1249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.202405][ T1249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.202543][ T1249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.202684][ T1249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.202822][ T1249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.202960][ T1249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.203107][ T1249]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.203242][ T1249]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.203377][ T1249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.203516][ T1249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.203655][ T1249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.203789][ T1249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.203922][ T1249]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.204069][ T1249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.204204][ T1249]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.204339][ T1249]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.204471][ T1249]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.204607][ T1249]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.204745][ T1249]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.204879][ T1249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.205023][ T1249]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.205158][ T1249]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.205292][ T1249]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.205431][ T1249]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.205564][ T1249]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.205699][ T1249]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.205868][ T1249]  ? move_addr_to_kernel (net/socket.c:258)
[   36.206013][ T1249]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.206148][ T1249]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.206284][ T1249]  ___sys_sendmsg (net/socket.c:2752)
[   36.206416][ T1249]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.206584][ T1249]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.206732][ T1249]  __sys_sendmsg (net/socket.c:2784)
[   36.206867][ T1249]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.207016][ T1249]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.207188][ T1249]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.207418][ T1249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.207553][ T1249]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.207782][ T1249]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.207917][ T1249]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.208071][ T1249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.208325][ T1249] RIP: 0033:0x7f9e0226108e
[   36.208563][ T1249] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.209145][ T1249] RSP: 002b:00007fffeb5ef550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.209349][ T1249] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e0226108e
[   36.209644][ T1249] RDX: 0000000000000000 RSI: 00007fffeb5ef600 RDI: 0000000000000005
[   36.209934][ T1249] RBP: 00007fffeb5ef560 R08: 0000000000000000 R09: 0000000000000000
[   36.210143][ T1249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.210342][ T1249] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffeb5efcc0
| [   36.411633][ T1263] ------------[ cut here ]------------
| [   36.411831][ T1263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1263
| [   36.412254][ T1263] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.412853][ T1263] Tainted: [W]=WARN
[   36.412961][ T1263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.413218][ T1263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.413408][ T1263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.413921][ T1263] RSP: 0018:ffa000000295ef70 EFLAGS: 00010286
[   36.414207][ T1263] RAX: 00000000ffffffa6 RBX: ff1100000cdd6c40 RCX: 1ff400000052bdb4
[   36.414427][ T1263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd6cf0
[   36.414643][ T1263] RBP: ff11000005002000 R08: 1fe22000019bad9f R09: ff1100000c510b80
[   36.414924][ T1263] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   36.415213][ T1263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   36.415431][ T1263] FS:  00007f628f6b2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   36.415692][ T1263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.415883][ T1263] CR2: 00007f628f9821a0 CR3: 0000000004fd5005 CR4: 0000000000771ef0
[   36.416114][ T1263] PKRU: 55555554
[   36.416223][ T1263] Call Trace:
[   36.416331][ T1263]  <TASK>
[   36.416406][ T1263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.416551][ T1263]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   36.416700][ T1263]  notifier_call_chain (kernel/notifier.c:85)
[   36.416850][ T1263]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   36.417006][ T1263]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.417153][ T1263]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.417300][ T1263]  netdev_upper_dev_link (net/core/dev.c:8972)
[   36.417446][ T1263]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   36.417593][ T1263] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   36.417743][ T1263]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.417895][ T1263] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.418054][ T1263]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.418207][ T1263]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.418352][ T1263]  ? nla_strscpy (lib/nlattr.c:795)
[   36.418506][ T1263]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.418656][ T1263]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.418802][ T1263]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.418948][ T1263]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.419109][ T1263]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.419260][ T1263]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.419411][ T1263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.419556][ T1263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.419702][ T1263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.419847][ T1263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.420003][ T1263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.420153][ T1263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.420303][ T1263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.420447][ T1263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.420595][ T1263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.420740][ T1263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.420883][ T1263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.421095][ T1263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.421240][ T1263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.421385][ T1263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.421528][ T1263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.421675][ T1263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.421823][ T1263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.421976][ T1263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.422189][ T1263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.422356][ T1263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.422571][ T1263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.422793][ T1263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.423032][ T1263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.423214][ T1263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.423439][ T1263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.423662][ T1263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.423873][ T1263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.424076][ T1263]  ? move_addr_to_kernel (net/socket.c:258)
[   36.424224][ T1263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.424371][ T1263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.424519][ T1263]  ___sys_sendmsg (net/socket.c:2752)
[   36.424664][ T1263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.424847][ T1263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.425024][ T1263]  __sys_sendmsg (net/socket.c:2784)
[   36.425171][ T1263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.425321][ T1263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.425509][ T1263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.425654][ T1263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.425851][ T1263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.426085][ T1263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.426304][ T1263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.426522][ T1263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.426704][ T1263] RIP: 0033:0x7f628f8ec08e
[   36.426858][ T1263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.427390][ T1263] RSP: 002b:00007ffd52105950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.427612][ T1263] RAX: ffffffffffffffda RBX: 00007ffd521060e8 RCX: 00007f628f8ec08e
[   36.427828][ T1263] RDX: 0000000000000000 RSI: 00007ffd52105a00 RDI: 0000000000000005
[   36.428054][ T1263] RBP: 00007ffd52105960 R08: 0000000000000000 R09: 0000000000000000
[   36.428269][ T1263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.428484][ T1263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd521060c0
| [   36.430674][ T1263] ------------[ cut here ]------------
| [   36.430819][ T1263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1263
| [   36.431139][ T1263] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.431731][ T1263] Tainted: [W]=WARN
[   36.431840][ T1263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.432485][ T1263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.432684][ T1263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.433205][ T1263] RSP: 0018:ffa000000295efd0 EFLAGS: 00010286
[   36.433390][ T1263] RAX: 00000000ffffffa6 RBX: ff1100000cdd76c0 RCX: 1ff400000052bdc0
[   36.433609][ T1263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7770
[   36.433824][ T1263] RBP: ff1100000cbaa000 R08: 1fe22000019baeef R09: ff1100000c510b80
[   36.434052][ T1263] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.434271][ T1263] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   36.434489][ T1263] FS:  00007f628f6b2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   36.434740][ T1263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.434924][ T1263] CR2: 00007f628f9821a0 CR3: 0000000004fd5005 CR4: 0000000000771ef0
[   36.435155][ T1263] PKRU: 55555554
[   36.435266][ T1263] Call Trace:
[   36.435379][ T1263]  <TASK>
[   36.435455][ T1263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.435622][ T1263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.435732][ T1263]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.435939][ T1263]  __dev_notify_flags (net/core/dev.c:9787)
[   36.436190][ T1263]  ? netif_change_name (net/core/dev.c:1495)
[   36.436425][ T1263]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.436672][ T1263]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   36.436904][ T1263]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.437146][ T1263] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   36.437320][ T1263]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.437470][ T1263] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.437620][ T1263]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.437776][ T1263]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.437921][ T1263]  ? nla_strscpy (lib/nlattr.c:795)
[   36.438082][ T1263]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.438229][ T1263]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.438376][ T1263]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.438522][ T1263]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.438682][ T1263]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.438834][ T1263]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.438988][ T1263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.439140][ T1263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.439288][ T1263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.439431][ T1263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.439581][ T1263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.439729][ T1263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.439876][ T1263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.440071][ T1263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.440221][ T1263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.440366][ T1263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.440511][ T1263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.440658][ T1263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.440802][ T1263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.440949][ T1263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.441110][ T1263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.441259][ T1263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.441408][ T1263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.441553][ T1263]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.441699][ T1263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.441847][ T1263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.442002][ T1263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.442151][ T1263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.442297][ T1263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.442447][ T1263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.442594][ T1263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.442741][ T1263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.442885][ T1263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.443074][ T1263]  ? move_addr_to_kernel (net/socket.c:258)
[   36.443219][ T1263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.443364][ T1263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.443514][ T1263]  ___sys_sendmsg (net/socket.c:2752)
[   36.443657][ T1263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.443838][ T1263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.444002][ T1263]  __sys_sendmsg (net/socket.c:2784)
[   36.444149][ T1263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.444292][ T1263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.444475][ T1263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.444623][ T1263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.444769][ T1263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.444914][ T1263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.445069][ T1263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.445215][ T1263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.445393][ T1263] RIP: 0033:0x7f628f8ec08e
[   36.445547][ T1263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.446078][ T1263] RSP: 002b:00007ffd52105950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.446299][ T1263] RAX: ffffffffffffffda RBX: 00007ffd521060e8 RCX: 00007f628f8ec08e
[   36.446518][ T1263] RDX: 0000000000000000 RSI: 00007ffd52105a00 RDI: 0000000000000005
[   36.446738][ T1263] RBP: 00007ffd52105960 R08: 0000000000000000 R09: 0000000000000000
[   36.446954][ T1263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.447183][ T1263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd521060c0
| [   36.494543][ T1264] ------------[ cut here ]------------
| [   36.494784][ T1264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1264
| [   36.495102][ T1264] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.495661][ T1264] Tainted: [W]=WARN
[   36.495765][ T1264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.495940][ T1264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.496163][ T1264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.496646][ T1264] RSP: 0018:ffa0000002d8f020 EFLAGS: 00010286
[   36.496820][ T1264] RAX: 00000000ffffffa6 RBX: ff1100000cdd73c0 RCX: 1ff40000005b1dca
[   36.497031][ T1264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd7470
[   36.497312][ T1264] RBP: ff1100000cbaa000 R08: 1fe22000019bae8f R09: ff1100000c6b2e58
[   36.497528][ T1264] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   36.497736][ T1264] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.497943][ T1264] FS:  00007f4641df6840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   36.498201][ T1264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.498376][ T1264] CR2: 000000003db27988 CR3: 0000000012051001 CR4: 0000000000771ef0
[   36.498582][ T1264] PKRU: 55555554
[   36.498687][ T1264] Call Trace:
[   36.498789][ T1264]  <TASK>
[   36.498863][ T1264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.499017][ T1264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.499120][ T1264]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.499256][ T1264]  __dev_notify_flags (net/core/dev.c:9787)
[   36.499397][ T1264]  ? netif_change_name (net/core/dev.c:1495)
[   36.499542][ T1264]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.499681][ T1264]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.499817][ T1264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.499957][ T1264]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.500144][ T1264]  netif_change_flags (net/core/dev.c:9820)
[   36.500282][ T1264]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.500417][ T1264]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.500556][ T1264]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.500693][ T1264]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.500887][ T1264]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.501087][ T1264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.501226][ T1264]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.501361][ T1264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.501501][ T1264]  ? __kernel_text_address (kernel/extable.c:79)
[   36.501644][ T1264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.501795][ T1264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.501933][ T1264]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.502082][ T1264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.502219][ T1264]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.502354][ T1264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.502488][ T1264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.502623][ T1264]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.502766][ T1264]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.502903][ T1264]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.503051][ T1264]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.503193][ T1264]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.503333][ T1264]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.503479][ T1264]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.503626][ T1264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.503771][ T1264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.503909][ T1264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.504065][ T1264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.504200][ T1264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.504340][ T1264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.504481][ T1264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.504626][ T1264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.504766][ T1264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.504903][ T1264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.505070][ T1264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.505209][ T1264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.505345][ T1264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.505510][ T1264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.505684][ T1264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.505848][ T1264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.506062][ T1264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.506200][ T1264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.506340][ T1264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.506498][ T1264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.506697][ T1264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.506892][ T1264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.507042][ T1264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.507176][ T1264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.507311][ T1264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.507445][ T1264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.507587][ T1264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.507729][ T1264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.507870][ T1264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.508024][ T1264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.508197][ T1264]  ? move_addr_to_kernel (net/socket.c:258)
[   36.508340][ T1264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.508484][ T1264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.508624][ T1264]  ___sys_sendmsg (net/socket.c:2752)
[   36.508762][ T1264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.508930][ T1264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.509089][ T1264]  __sys_sendmsg (net/socket.c:2784)
[   36.509225][ T1264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.509359][ T1264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.509534][ T1264]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.509672][ T1264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.509809][ T1264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.509950][ T1264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.510103][ T1264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.510242][ T1264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.510414][ T1264] RIP: 0033:0x7f464203008e
[   36.510559][ T1264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.511066][ T1264] RSP: 002b:00007ffe3eba1dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.511273][ T1264] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f464203008e
[   36.511476][ T1264] RDX: 0000000000000000 RSI: 00007ffe3eba1e70 RDI: 0000000000000005
[   36.511680][ T1264] RBP: 00007ffe3eba1dd0 R08: 0000000000000000 R09: 0000000000000000
[   36.511887][ T1264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.512109][ T1264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3eba2530
| [   36.716285][ T1279] ------------[ cut here ]------------
| [   36.716561][ T1279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1279
| [   36.717016][ T1279] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.717904][ T1279] Tainted: [W]=WARN
[   36.718088][ T1279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.718363][ T1279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.718651][ T1279] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.719448][ T1279] RSP: 0018:ffa0000002e3f1b0 EFLAGS: 00010286
[   36.719724][ T1279] RAX: 00000000ffffffa6 RBX: ff110000090a9e40 RCX: 1ff40000005c7dfc
[   36.720099][ T1279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9ef0
[   36.720434][ T1279] RBP: ff11000004d7c000 R08: 1fe22000012153df R09: ff110000107e8b80
[   36.720761][ T1279] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.721104][ T1279] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   36.721442][ T1279] FS:  00007f2f9cede840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   36.721824][ T1279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.722134][ T1279] CR2: 0000561b0775d620 CR3: 000000000f088003 CR4: 0000000000771ef0
[   36.722465][ T1279] PKRU: 55555554
[   36.722629][ T1279] Call Trace:
[   36.722793][ T1279]  <TASK>
[   36.722908][ T1279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.723149][ T1279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.723323][ T1279]  __dev_notify_flags (net/core/dev.c:9787)
[   36.723545][ T1279]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   36.723767][ T1279]  ? netif_change_name (net/core/dev.c:1495)
[   36.724010][ T1279]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.724231][ T1279]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   36.724454][ T1279]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.724667][ T1279]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.724883][ T1279]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.725130][ T1279]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.725357][ T1279]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.725582][ T1279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.725801][ T1279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.726069][ T1279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.726285][ T1279]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.726506][ T1279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.726733][ T1279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.726954][ T1279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.727176][ T1279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.727394][ T1279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.727616][ T1279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.727836][ T1279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.728075][ T1279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.728295][ T1279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.728522][ T1279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.728742][ T1279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.728962][ T1279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.729202][ T1279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.729422][ T1279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.729648][ T1279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.729867][ T1279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.730101][ T1279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.730323][ T1279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.730548][ T1279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.730767][ T1279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.731002][ T1279]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.731222][ T1279]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.731434][ T1279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.731698][ T1279]  ? move_addr_to_kernel (net/socket.c:258)
[   36.731926][ T1279]  ___sys_sendmsg (net/socket.c:2752)
[   36.732157][ T1279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.732412][ T1279]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.732653][ T1279]  ? 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))
[   36.732874][ T1279]  __sys_sendmsg (net/socket.c:2784)
[   36.733110][ T1279]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.733339][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.733568][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.733784][ T1279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.734017][ T1279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.734235][ T1279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.734464][ T1279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.734744][ T1279] RIP: 0033:0x7f2f9d11808e
[   36.734981][ T1279] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.735759][ T1279] RSP: 002b:00007fffaae7f4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.736105][ T1279] RAX: ffffffffffffffda RBX: 00007fffaae7fc88 RCX: 00007f2f9d11808e
[   36.736430][ T1279] RDX: 0000000000000000 RSI: 00007fffaae7f5a0 RDI: 0000000000000005
[   36.736764][ T1279] RBP: 00007fffaae7f500 R08: 0000000000000000 R09: 0000000000000000
[   36.737094][ T1279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb8f
[   36.737412][ T1279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaae7fc60
| [   36.780426][ T1280] ------------[ cut here ]------------
| [   36.780655][ T1280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1280
| [   36.781003][ T1280] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.781674][ T1280] Tainted: [W]=WARN
[   36.781824][ T1280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.782063][ T1280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.782291][ T1280] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.782944][ T1280] RSP: 0018:ffa0000002e4f020 EFLAGS: 00010286
[   36.783295][ T1280] RAX: 00000000ffffffa6 RBX: ff1100000c8d2040 RCX: 1ff40000005c9dca
[   36.783661][ T1280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d20f0
[   36.783994][ T1280] RBP: ff11000004d7c000 R08: 1fe220000191a41f R09: ff110000026f2e58
[   36.784275][ T1280] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   36.784535][ T1280] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.784819][ T1280] FS:  00007f79ac322840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   36.785135][ T1280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.785379][ T1280] CR2: 00007f79ac5f21a0 CR3: 000000000d982004 CR4: 0000000000771ef0
[   36.785635][ T1280] PKRU: 55555554
[   36.785785][ T1280] Call Trace:
[   36.785937][ T1280]  <TASK>
[   36.786080][ T1280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.786270][ T1280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.786423][ T1280]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.786612][ T1280]  __dev_notify_flags (net/core/dev.c:9787)
[   36.786807][ T1280]  ? netif_change_name (net/core/dev.c:1495)
[   36.787020][ T1280]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.787211][ T1280]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.787396][ T1280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.787588][ T1280]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.787789][ T1280]  netif_change_flags (net/core/dev.c:9820)
[   36.788012][ T1280]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.788214][ T1280]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.788412][ T1280]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.788598][ T1280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.788817][ T1280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.789025][ T1280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.789211][ T1280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.789394][ T1280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.789579][ T1280]  ? __kernel_text_address (kernel/extable.c:79)
[   36.789764][ T1280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.789951][ T1280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.790161][ T1280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.790351][ T1280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.790537][ T1280]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.790728][ T1280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.790911][ T1280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.791116][ T1280]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.791312][ T1280]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.791501][ T1280]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.791689][ T1280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.791874][ T1280]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.792084][ T1280]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.792270][ T1280]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.792456][ T1280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.792643][ T1280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.792829][ T1280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.793028][ T1280]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.793216][ T1280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.793404][ T1280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.793588][ T1280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.793774][ T1280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.793982][ T1280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.794180][ T1280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.794361][ T1280]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.794548][ T1280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.794732][ T1280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.794915][ T1280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.795123][ T1280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.795303][ T1280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.795491][ T1280]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.795681][ T1280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.795869][ T1280]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.796103][ T1280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.796287][ T1280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.796482][ T1280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.796670][ T1280]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.796857][ T1280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.797070][ T1280]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.797259][ T1280]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.797450][ T1280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.797641][ T1280]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.797831][ T1280]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.798030][ T1280]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.798259][ T1280]  ? move_addr_to_kernel (net/socket.c:258)
[   36.798446][ T1280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.798634][ T1280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.798828][ T1280]  ___sys_sendmsg (net/socket.c:2752)
[   36.799028][ T1280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.799250][ T1280]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.799447][ T1280]  __sys_sendmsg (net/socket.c:2784)
[   36.799629][ T1280]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.799813][ T1280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.800073][ T1280]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.800257][ T1280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.800450][ T1280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.800634][ T1280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.800819][ T1280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.801023][ T1280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.801239][ T1280] RIP: 0033:0x7f79ac55c08e
[   36.801429][ T1280] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.801953][ T1280] RSP: 002b:00007fff8202ff90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.802225][ T1280] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f79ac55c08e
[   36.802476][ T1280] RDX: 0000000000000000 RSI: 00007fff82030040 RDI: 0000000000000005
[   36.802731][ T1280] RBP: 00007fff8202ffa0 R08: 0000000000000000 R09: 0000000000000000
[   36.803008][ T1280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90
[   36.803268][ T1280] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff82030700
| [   37.008437][ T1299] ------------[ cut here ]------------
| [   37.008716][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1299
| [   37.009156][ T1299] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.010073][ T1299] Tainted: [W]=WARN
[   37.010260][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.010532][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.010831][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.011730][ T1299] RSP: 0018:ffa0000002d3f1b0 EFLAGS: 00010286
[   37.012076][ T1299] RAX: 00000000ffffffa6 RBX: ff1100001045fb40 RCX: 1ff40000005a7dfc
[   37.012442][ T1299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fbf0
[   37.012800][ T1299] RBP: ff110000102d1000 R08: 1fe220000208bf7f R09: ff1100000f030b80
[   37.013161][ T1299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.013504][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   37.013816][ T1299] FS:  00007f886e333840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   37.014190][ T1299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.014462][ T1299] CR2: 00007f886e52c460 CR3: 0000000010117002 CR4: 0000000000771ef0
[   37.014767][ T1299] PKRU: 55555554
[   37.014922][ T1299] Call Trace:
[   37.015095][ T1299]  <TASK>
[   37.015203][ T1299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.015422][ T1299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.015581][ T1299]  __dev_notify_flags (net/core/dev.c:9787)
[   37.015787][ T1299]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.016023][ T1299]  ? netif_change_name (net/core/dev.c:1495)
[   37.016258][ T1299]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.016485][ T1299]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.016709][ T1299]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.016938][ T1299]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.017182][ T1299]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.017420][ T1299]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.017654][ T1299]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.017880][ T1299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.018129][ T1299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.018353][ T1299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.018572][ T1299]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.018782][ T1299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.019025][ T1299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.019250][ T1299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.019474][ T1299]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.019699][ T1299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.019920][ T1299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.020153][ T1299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.020393][ T1299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.020628][ T1299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.020862][ T1299]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.021100][ T1299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.021316][ T1299]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.021540][ T1299]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.021756][ T1299]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.022008][ T1299]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.022238][ T1299]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.022465][ T1299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.022699][ T1299]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.022948][ T1299]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.023196][ T1299]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.023432][ T1299]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.023666][ T1299]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.023900][ T1299]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.024196][ T1299]  ? move_addr_to_kernel (net/socket.c:258)
[   37.024426][ T1299]  ___sys_sendmsg (net/socket.c:2752)
[   37.024647][ T1299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.024855][ T1299]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.025093][ T1299]  ? 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))
[   37.025307][ T1299]  __sys_sendmsg (net/socket.c:2784)
[   37.025518][ T1299]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.025737][ T1299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.025947][ T1299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.026180][ T1299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.026403][ T1299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.026626][ T1299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.026845][ T1299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.027141][ T1299] RIP: 0033:0x7f886e56d08e
[   37.027365][ T1299] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.028169][ T1299] RSP: 002b:00007ffd8941fad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.028511][ T1299] RAX: ffffffffffffffda RBX: 00007ffd89420268 RCX: 00007f886e56d08e
[   37.028837][ T1299] RDX: 0000000000000000 RSI: 00007ffd8941fb80 RDI: 0000000000000005
[   37.029182][ T1299] RBP: 00007ffd8941fae0 R08: 0000000000000000 R09: 0000000000000000
[   37.029538][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90
[   37.029882][ T1299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd89420240
| [   37.073463][ T1300] ------------[ cut here ]------------
| [   37.073707][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1300
| [   37.074268][ T1300] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.075301][ T1300] Tainted: [W]=WARN
[   37.075499][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.075779][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.076247][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.077130][ T1300] RSP: 0018:ffa0000002f5f020 EFLAGS: 00010286
[   37.077403][ T1300] RAX: 00000000ffffffa6 RBX: ff1100001045f240 RCX: 1ff40000005ebdca
[   37.077723][ T1300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f2f0
[   37.078220][ T1300] RBP: ff110000102d1000 R08: 1fe220000208be5f R09: ff1100000f035158
[   37.078542][ T1300] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   37.078899][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.079254][ T1300] FS:  00007fd7c098b840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   37.079631][ T1300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.079895][ T1300] CR2: 000000001847c988 CR3: 000000000f078004 CR4: 0000000000771ef0
[   37.080227][ T1300] PKRU: 55555554
[   37.080388][ T1300] Call Trace:
[   37.080550][ T1300]  <TASK>
[   37.080662][ T1300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.080896][ T1300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.081071][ T1300]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.081282][ T1300]  __dev_notify_flags (net/core/dev.c:9787)
[   37.081495][ T1300]  ? netif_change_name (net/core/dev.c:1495)
[   37.081707][ T1300]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.081915][ T1300]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.082141][ T1300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.082354][ T1300]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   37.082580][ T1300]  netif_change_flags (net/core/dev.c:9820)
[   37.082793][ T1300]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.083020][ T1300]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.083239][ T1300]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.083455][ T1300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.083721][ T1300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.083935][ T1300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.084160][ T1300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.084375][ T1300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.084591][ T1300]  ? __kernel_text_address (kernel/extable.c:79)
[   37.084804][ T1300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.085032][ T1300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.085243][ T1300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.085528][ T1300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.085761][ T1300]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.085982][ T1300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.086194][ T1300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.086404][ T1300]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.086616][ T1300]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   37.086824][ T1300]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.087048][ T1300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.087264][ T1300]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.087482][ T1300]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.087711][ T1300]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.087931][ T1300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.088160][ T1300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.088381][ T1300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.088588][ T1300]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.088786][ T1300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.089011][ T1300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.089227][ T1300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.089431][ T1300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.089637][ T1300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.089849][ T1300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.090071][ T1300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.090264][ T1300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.090461][ T1300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.090668][ T1300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.090874][ T1300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.091102][ T1300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.091299][ T1300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.091502][ T1300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.091702][ T1300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.091903][ T1300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.092137][ T1300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.092337][ T1300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.092539][ T1300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.092743][ T1300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.092951][ T1300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.093173][ T1300]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.093381][ T1300]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.093582][ T1300]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.093787][ T1300]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.093993][ T1300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.094238][ T1300]  ? move_addr_to_kernel (net/socket.c:258)
[   37.094439][ T1300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.094651][ T1300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.094849][ T1300]  ___sys_sendmsg (net/socket.c:2752)
[   37.095054][ T1300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.095298][ T1300]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.095512][ T1300]  __sys_sendmsg (net/socket.c:2784)
[   37.095713][ T1300]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.095913][ T1300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.096183][ T1300]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.096391][ T1300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.096591][ T1300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.096793][ T1300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.097006][ T1300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.097211][ T1300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.097467][ T1300] RIP: 0033:0x7fd7c0bc508e
[   37.097679][ T1300] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.098392][ T1300] RSP: 002b:00007ffc1db5e5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.098717][ T1300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd7c0bc508e
[   37.099028][ T1300] RDX: 0000000000000000 RSI: 00007ffc1db5e680 RDI: 0000000000000005
[   37.099317][ T1300] RBP: 00007ffc1db5e5e0 R08: 0000000000000000 R09: 0000000000000000
[   37.099617][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90
[   37.099926][ T1300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1db5ed40
| [   37.369232][ T1323] ------------[ cut here ]------------
| [   37.369452][ T1323] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1323
| [   37.369793][ T1323] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.370415][ T1323] Tainted: [W]=WARN
[   37.370527][ T1323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.370715][ T1323] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.370914][ T1323] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.371467][ T1323] RSP: 0018:ffa000000306f1b0 EFLAGS: 00010286
[   37.371658][ T1323] RAX: 00000000ffffffa6 RBX: ff11000004aa6c40 RCX: 1ff400000060ddfc
[   37.371882][ T1323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6cf0
[   37.372205][ T1323] RBP: ff1100000c994000 R08: 1fe2200000954d9f R09: ff11000011548b80
[   37.372428][ T1323] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.372728][ T1323] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   37.372954][ T1323] FS:  00007fb8f2b63840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   37.373294][ T1323] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.373477][ T1323] CR2: 00007fb8f2d5c460 CR3: 0000000011537005 CR4: 0000000000771ef0
[   37.373695][ T1323] PKRU: 55555554
[   37.373802][ T1323] Call Trace:
[   37.373907][ T1323]  <TASK>
[   37.374046][ T1323]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.374189][ T1323]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.374293][ T1323]  __dev_notify_flags (net/core/dev.c:9787)
[   37.374430][ T1323]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.374572][ T1323]  ? netif_change_name (net/core/dev.c:1495)
[   37.374717][ T1323]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.374858][ T1323]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.375069][ T1323]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.375213][ T1323]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.375353][ T1323]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.375503][ T1323]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.375650][ T1323]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.375794][ T1323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.375937][ T1323]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.376158][ T1323]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.376299][ T1323]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.376472][ T1323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.376650][ T1323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.376801][ T1323]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.376940][ T1323]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.377182][ T1323]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.377342][ T1323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.377484][ T1323]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.377624][ T1323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.377763][ T1323]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.377901][ T1323]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.378169][ T1323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.378330][ T1323]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.378474][ T1323]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.378614][ T1323]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.378758][ T1323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.378902][ T1323]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.379136][ T1323]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.379282][ T1323]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.379424][ T1323]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.379560][ T1323]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.379703][ T1323]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.379843][ T1323]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.380052][ T1323]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.380246][ T1323]  ? move_addr_to_kernel (net/socket.c:258)
[   37.380392][ T1323]  ___sys_sendmsg (net/socket.c:2752)
[   37.380531][ T1323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.380672][ T1323]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.380827][ T1323]  ? 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))
[   37.380977][ T1323]  __sys_sendmsg (net/socket.c:2784)
[   37.381125][ T1323]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.381274][ T1323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.381417][ T1323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.381561][ T1323]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.381710][ T1323]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.381853][ T1323]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.382006][ T1323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.382183][ T1323] RIP: 0033:0x7fb8f2d9d08e
[   37.382360][ T1323] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.382863][ T1323] RSP: 002b:00007ffc8937b2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.383096][ T1323] RAX: ffffffffffffffda RBX: 00007ffc8937ba78 RCX: 00007fb8f2d9d08e
[   37.383309][ T1323] RDX: 0000000000000000 RSI: 00007ffc8937b390 RDI: 0000000000000005
[   37.383551][ T1323] RBP: 00007ffc8937b2f0 R08: 0000000000000000 R09: 0000000000000000
[   37.383757][ T1323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90
[   37.383963][ T1323] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8937ba50
| [   37.419603][ T1324] ------------[ cut here ]------------
| [   37.419835][ T1324] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1324
| [   37.420295][ T1324] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.421040][ T1324] Tainted: [W]=WARN
[   37.421144][ T1324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.421318][ T1324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.421499][ T1324] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.422023][ T1324] RSP: 0018:ffa000000306f020 EFLAGS: 00010286
[   37.422202][ T1324] RAX: 00000000ffffffa6 RBX: ff1100000c610dc0 RCX: 1ff400000060ddca
[   37.422440][ T1324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610e70
[   37.422672][ T1324] RBP: ff1100000c994000 R08: 1fe22000018c21cf R09: ff1100001154ae58
[   37.422880][ T1324] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   37.423096][ T1324] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.423313][ T1324] FS:  00007f5b5c448840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   37.423583][ T1324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.423810][ T1324] CR2: 000000001b0e8988 CR3: 0000000012342003 CR4: 0000000000771ef0
[   37.424135][ T1324] PKRU: 55555554
[   37.424295][ T1324] Call Trace:
[   37.424456][ T1324]  <TASK>
[   37.424585][ T1324]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.424794][ T1324]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.424902][ T1324]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.425161][ T1324]  __dev_notify_flags (net/core/dev.c:9787)
[   37.425431][ T1324]  ? netif_change_name (net/core/dev.c:1495)
[   37.425659][ T1324]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.425871][ T1324]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.426187][ T1324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.426409][ T1324]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   37.426592][ T1324]  netif_change_flags (net/core/dev.c:9820)
[   37.426761][ T1324]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.426899][ T1324]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.427137][ T1324]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.427281][ T1324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.427469][ T1324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.427697][ T1324]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.427920][ T1324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.428247][ T1324]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.428421][ T1324]  ? __kernel_text_address (kernel/extable.c:79)
[   37.428569][ T1324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.428735][ T1324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.428882][ T1324]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.429185][ T1324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.429326][ T1324]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.429485][ T1324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.429650][ T1324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.429851][ T1324]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.430062][ T1324]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   37.430210][ T1324]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.430405][ T1324]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.430551][ T1324]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.430748][ T1324]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.430898][ T1324]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.431125][ T1324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.431262][ T1324]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.431404][ T1324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.431601][ T1324]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.431769][ T1324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.431908][ T1324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.432150][ T1324]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.432288][ T1324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.432427][ T1324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.432607][ T1324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.432751][ T1324]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.432920][ T1324]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.433170][ T1324]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.433308][ T1324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.433456][ T1324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.433603][ T1324]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.433759][ T1324]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.433967][ T1324]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.435255][ T1324]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.435561][ T1324]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.435730][ T1324]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.435948][ T1324]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.436342][ T1324]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.436555][ T1324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.436922][ T1324]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.437132][ T1324]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.437272][ T1324]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.437411][ T1324]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.437548][ T1324]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.437775][ T1324]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.437952][ T1324]  ? move_addr_to_kernel (net/socket.c:258)
[   37.438191][ T1324]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.438329][ T1324]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.438468][ T1324]  ___sys_sendmsg (net/socket.c:2752)
[   37.438602][ T1324]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.438770][ T1324]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.438916][ T1324]  __sys_sendmsg (net/socket.c:2784)
[   37.439067][ T1324]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.439202][ T1324]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.439373][ T1324]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.439508][ T1324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.439643][ T1324]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.439778][ T1324]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.439913][ T1324]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.440153][ T1324]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.440326][ T1324] RIP: 0033:0x7f5b5c68208e
[   37.440566][ T1324] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.441156][ T1324] RSP: 002b:00007ffc4a964250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.441394][ T1324] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b5c68208e
[   37.441597][ T1324] RDX: 0000000000000000 RSI: 00007ffc4a964300 RDI: 0000000000000005
[   37.441910][ T1324] RBP: 00007ffc4a964260 R08: 0000000000000000 R09: 0000000000000000
[   37.442122][ T1324] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90
[   37.442330][ T1324] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a9649c0
| [   37.728483][ T1351] ------------[ cut here ]------------
| [   37.728723][ T1351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1351
| [   37.729044][ T1351] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.729748][ T1351] Tainted: [W]=WARN
[   37.729869][ T1351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.730061][ T1351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.730281][ T1351] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.730890][ T1351] RSP: 0018:ffa000000315f1b0 EFLAGS: 00010286
[   37.731091][ T1351] RAX: 00000000ffffffa6 RBX: ff1100000c748640 RCX: 1ff400000062bdfc
[   37.731308][ T1351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7486f0
[   37.731526][ T1351] RBP: ff11000007541000 R08: 1fe22000018e90df R09: ff11000011570b80
[   37.731792][ T1351] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.732049][ T1351] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   37.732345][ T1351] FS:  00007f3f42e59840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   37.732776][ T1351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.733100][ T1351] CR2: 00007f3f431c0ee3 CR3: 000000000f0df004 CR4: 0000000000771ef0
[   37.733424][ T1351] PKRU: 55555554
[   37.733589][ T1351] Call Trace:
[   37.733759][ T1351]  <TASK>
[   37.733872][ T1351]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.734117][ T1351]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.734270][ T1351]  __dev_notify_flags (net/core/dev.c:9787)
[   37.734436][ T1351]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.734646][ T1351]  ? netif_change_name (net/core/dev.c:1495)
[   37.734907][ T1351]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.735147][ T1351]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.735307][ T1351]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.735460][ T1351]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.735610][ T1351]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.735795][ T1351]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.735950][ T1351]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.736106][ T1351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.736249][ T1351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.736390][ T1351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.736532][ T1351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.736705][ T1351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.736859][ T1351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.737015][ T1351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.737158][ T1351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.737300][ T1351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.737440][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.737586][ T1351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.737770][ T1351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.737918][ T1351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.738075][ T1351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.738224][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.738374][ T1351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.738551][ T1351]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.738793][ T1351]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.739029][ T1351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.739249][ T1351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.739441][ T1351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.739594][ T1351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.739739][ T1351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.739882][ T1351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.740049][ T1351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.740197][ T1351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.740346][ T1351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.740530][ T1351]  ? move_addr_to_kernel (net/socket.c:258)
[   37.740714][ T1351]  ___sys_sendmsg (net/socket.c:2752)
[   37.740866][ T1351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.741028][ T1351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.741182][ T1351]  ? 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))
[   37.741337][ T1351]  __sys_sendmsg (net/socket.c:2784)
[   37.741489][ T1351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.742689][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.742861][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.743089][ T1351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.743319][ T1351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.743543][ T1351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.743775][ T1351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.744025][ T1351] RIP: 0033:0x7f3f4309308e
[   37.744204][ T1351] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.744743][ T1351] RSP: 002b:00007ffd313561d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.744967][ T1351] RAX: ffffffffffffffda RBX: 00007ffd31356968 RCX: 00007f3f4309308e
[   37.745193][ T1351] RDX: 0000000000000000 RSI: 00007ffd31356280 RDI: 0000000000000005
[   37.745400][ T1351] RBP: 00007ffd313561e0 R08: 0000000000000000 R09: 0000000000000000
[   37.745609][ T1351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   37.745854][ T1351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd31356940
| [   37.786637][ T1353] ------------[ cut here ]------------
| [   37.786838][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1353
| [   37.787149][ T1353] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.787798][ T1353] Tainted: [W]=WARN
[   37.787913][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.788093][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.788287][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.788819][ T1353] RSP: 0018:ffa000000317f020 EFLAGS: 00010286
[   37.789017][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000c7487c0 RCX: 1ff400000062fdca
[   37.789239][ T1353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748870
[   37.789446][ T1353] RBP: ff11000007541000 R08: 1fe22000018e910f R09: ff11000011575158
[   37.789658][ T1353] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   37.789898][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.790120][ T1353] FS:  00007fed15da2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   37.790436][ T1353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.790611][ T1353] CR2: 00007fed160721a0 CR3: 000000001010d001 CR4: 0000000000771ef0
[   37.790843][ T1353] PKRU: 55555554
[   37.790949][ T1353] Call Trace:
[   37.791068][ T1353]  <TASK>
[   37.791141][ T1353]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.791284][ T1353]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.791391][ T1353]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.791532][ T1353]  __dev_notify_flags (net/core/dev.c:9787)
[   37.791700][ T1353]  ? netif_change_name (net/core/dev.c:1495)
[   37.791849][ T1353]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.791997][ T1353]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.792137][ T1353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.792274][ T1353]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   37.792415][ T1353]  netif_change_flags (net/core/dev.c:9820)
[   37.792552][ T1353]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.792695][ T1353]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.792835][ T1353]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.792986][ T1353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.793169][ T1353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.793311][ T1353]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.793452][ T1353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.793608][ T1353]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.793815][ T1353]  ? __kernel_text_address (kernel/extable.c:79)
[   37.794031][ T1353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.794183][ T1353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.794319][ T1353]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.794452][ T1353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.794591][ T1353]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.794759][ T1353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.794898][ T1353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.795045][ T1353]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.795189][ T1353]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   37.795330][ T1353]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.795523][ T1353]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.795762][ T1353]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.795997][ T1353]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.796226][ T1353]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.796443][ T1353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.796625][ T1353]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.796792][ T1353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.796928][ T1353]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.797078][ T1353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.797217][ T1353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.797350][ T1353]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.797486][ T1353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.797623][ T1353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.797787][ T1353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.797942][ T1353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.798091][ T1353]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.798254][ T1353]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.798398][ T1353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.798541][ T1353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.798701][ T1353]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.798854][ T1353]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.799005][ T1353]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.799164][ T1353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.799311][ T1353]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.799453][ T1353]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.799595][ T1353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.799761][ T1353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.799906][ T1353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.800074][ T1353]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.800216][ T1353]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.800355][ T1353]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.800529][ T1353]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.800708][ T1353]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.800857][ T1353]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.801040][ T1353]  ? move_addr_to_kernel (net/socket.c:258)
[   37.801183][ T1353]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.801323][ T1353]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.801467][ T1353]  ___sys_sendmsg (net/socket.c:2752)
[   37.801606][ T1353]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.801814][ T1353]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.801989][ T1353]  __sys_sendmsg (net/socket.c:2784)
[   37.802129][ T1353]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.802266][ T1353]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.802445][ T1353]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.802582][ T1353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.802727][ T1353]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.802862][ T1353]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.803006][ T1353]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.803142][ T1353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.803333][ T1353] RIP: 0033:0x7fed15fdc08e
[   37.803483][ T1353] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.803975][ T1353] RSP: 002b:00007ffdef913db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.804269][ T1353] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fed15fdc08e
[   37.804527][ T1353] RDX: 0000000000000000 RSI: 00007ffdef913e60 RDI: 0000000000000005
[   37.804731][ T1353] RBP: 00007ffdef913dc0 R08: 0000000000000000 R09: 0000000000000000
[   37.804931][ T1353] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   37.805171][ T1353] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdef914520
| [   38.109705][ T1380] ------------[ cut here ]------------
| [   38.109914][ T1380] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1380
| [   38.110218][ T1380] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.110812][ T1380] Tainted: [W]=WARN
[   38.110949][ T1380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.111209][ T1380] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.111392][ T1380] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.111899][ T1380] RSP: 0018:ffa00000032af1b0 EFLAGS: 00010286
[   38.112146][ T1380] RAX: 00000000ffffffa6 RBX: ff1100000c748040 RCX: 1ff4000000655dfc
[   38.112359][ T1380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7480f0
[   38.112572][ T1380] RBP: ff1100000206c000 R08: 1fe22000018e901f R09: ff11000011548b80
[   38.112850][ T1380] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.113137][ T1380] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   38.113352][ T1380] FS:  00007fbf3c985840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   38.113600][ T1380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.113778][ T1380] CR2: 00007fbf3cb7e460 CR3: 00000000104df001 CR4: 0000000000771ef0
[   38.114087][ T1380] PKRU: 55555554
[   38.114195][ T1380] Call Trace:
[   38.114301][ T1380]  <TASK>
[   38.114376][ T1380]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.114521][ T1380]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.114630][ T1380]  __dev_notify_flags (net/core/dev.c:9787)
[   38.114771][ T1380]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   38.114918][ T1380]  ? netif_change_name (net/core/dev.c:1495)
[   38.115247][ T1380]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   38.115421][ T1380]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   38.115565][ T1380]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   38.115708][ T1380]  ? __dev_get_by_name (net/core/dev.c:883)
[   38.115869][ T1380]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   38.116107][ T1380]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   38.116249][ T1380]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.116386][ T1380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.116526][ T1380]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.116667][ T1380]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.116805][ T1380]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.116940][ T1380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.117185][ T1380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.117326][ T1380]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.117470][ T1380]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.117637][ T1380]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.117833][ T1380]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.118181][ T1380]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.118409][ T1380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.118622][ T1380]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.118853][ T1380]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.119131][ T1380]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.119347][ T1380]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.119579][ T1380]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.119819][ T1380]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.120114][ T1380]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.120359][ T1380]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.120573][ T1380]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.120816][ T1380]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.121056][ T1380]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.121275][ T1380]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.121500][ T1380]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.121742][ T1380]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.121988][ T1380]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.122308][ T1380]  ? move_addr_to_kernel (net/socket.c:258)
[   38.122554][ T1380]  ___sys_sendmsg (net/socket.c:2752)
[   38.122788][ T1380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.123042][ T1380]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.123293][ T1380]  ? 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))
[   38.123510][ T1380]  __sys_sendmsg (net/socket.c:2784)
[   38.123715][ T1380]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.123929][ T1380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.124155][ T1380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.124364][ T1380]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.124567][ T1380]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.124792][ T1380]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.125020][ T1380]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.125292][ T1380] RIP: 0033:0x7fbf3cbbf08e
[   38.125510][ T1380] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.126316][ T1380] RSP: 002b:00007ffed8779e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.126657][ T1380] RAX: ffffffffffffffda RBX: 00007ffed877a5f8 RCX: 00007fbf3cbbf08e
[   38.126995][ T1380] RDX: 0000000000000000 RSI: 00007ffed8779f10 RDI: 0000000000000005
[   38.127336][ T1380] RBP: 00007ffed8779e70 R08: 0000000000000000 R09: 0000000000000000
[   38.127665][ T1380] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   38.128045][ T1380] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed877a5d0
| [   38.165229][ T1381] ------------[ cut here ]------------
| [   38.165412][ T1381] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1381
| [   38.165697][ T1381] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.166625][ T1381] Tainted: [W]=WARN
[   38.166736][ T1381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.166914][ T1381] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.167110][ T1381] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.167675][ T1381] RSP: 0018:ffa00000032bf020 EFLAGS: 00010286
[   38.167865][ T1381] RAX: 00000000ffffffa6 RBX: ff1100000c8d2040 RCX: 1ff4000000657dca
[   38.168094][ T1381] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d20f0
[   38.168309][ T1381] RBP: ff1100000206c000 R08: 1fe220000191a41f R09: ff110000122c0b58
[   38.168521][ T1381] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   38.168735][ T1381] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   38.168947][ T1381] FS:  00007f067bfd9840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   38.169206][ T1381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.169385][ T1381] CR2: 0000000007e32988 CR3: 00000000102ed006 CR4: 0000000000771ef0
[   38.169594][ T1381] PKRU: 55555554
[   38.169707][ T1381] Call Trace:
[   38.169817][ T1381]  <TASK>
[   38.169892][ T1381]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.170050][ T1381]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.170157][ T1381]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.170299][ T1381]  __dev_notify_flags (net/core/dev.c:9787)
[   38.170445][ T1381]  ? netif_change_name (net/core/dev.c:1495)
[   38.170623][ T1381]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.170768][ T1381]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   38.170906][ T1381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.171083][ T1381]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   38.171245][ T1381]  netif_change_flags (net/core/dev.c:9820)
[   38.171380][ T1381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   38.171524][ T1381]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.171696][ T1381]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.171840][ T1381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.172027][ T1381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.172173][ T1381]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.172311][ T1381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.172453][ T1381]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.172595][ T1381]  ? __kernel_text_address (kernel/extable.c:79)
[   38.172738][ T1381]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.172884][ T1381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.173039][ T1381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.173190][ T1381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.173334][ T1381]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.173479][ T1381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.173623][ T1381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.173779][ T1381]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.173913][ T1381]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   38.174090][ T1381]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.174226][ T1381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.174363][ T1381]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.174504][ T1381]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.174645][ T1381]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.174813][ T1381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.174956][ T1381]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.175105][ T1381]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.175302][ T1381]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.175508][ T1381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.175728][ T1381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.175947][ T1381]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.176176][ T1381]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.176382][ T1381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.176542][ T1381]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.176679][ T1381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.176814][ T1381]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.176949][ T1381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.177100][ T1381]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.177241][ T1381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.177379][ T1381]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.177518][ T1381]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.177658][ T1381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.177797][ T1381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.177933][ T1381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.178080][ T1381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.178220][ T1381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.178359][ T1381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.178500][ T1381]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.178638][ T1381]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.178774][ T1381]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.178909][ T1381]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.179057][ T1381]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.179194][ T1381]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.179332][ T1381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.179506][ T1381]  ? move_addr_to_kernel (net/socket.c:258)
[   38.179647][ T1381]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.179787][ T1381]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.179928][ T1381]  ___sys_sendmsg (net/socket.c:2752)
[   38.180076][ T1381]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.180276][ T1381]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.180433][ T1381]  __sys_sendmsg (net/socket.c:2784)
[   38.180587][ T1381]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.180725][ T1381]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.180915][ T1381]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.181075][ T1381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.181223][ T1381]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.181358][ T1381]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.181495][ T1381]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.181631][ T1381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.181826][ T1381] RIP: 0033:0x7f067c21308e
[   38.181978][ T1381] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.182467][ T1381] RSP: 002b:00007fff15313d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.182712][ T1381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f067c21308e
[   38.182939][ T1381] RDX: 0000000000000000 RSI: 00007fff15313e10 RDI: 0000000000000005
[   38.183164][ T1381] RBP: 00007fff15313d70 R08: 0000000000000000 R09: 0000000000000000
[   38.183370][ T1381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   38.183596][ T1381] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff153144d0
| [   38.546438][ T1411] ------------[ cut here ]------------
| [   38.546651][ T1411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1411
| [   38.546954][ T1411] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.548587][ T1411] Tainted: [W]=WARN
[   38.548694][ T1411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.548885][ T1411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.549160][ T1411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.549703][ T1411] RSP: 0018:ffa000000341efe0 EFLAGS: 00010286
[   38.549963][ T1411] RAX: 00000000ffffffa6 RBX: ff11000005e46c40 RCX: 1ff4000000683dc2
[   38.550210][ T1411] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46cf0
[   38.550432][ T1411] RBP: ff11000005002000 R08: 1fe2200000bc8d9f R09: ff1100000c9aae58
[   38.550648][ T1411] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.550858][ T1411] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.551140][ T1411] FS:  00007fea46aea840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   38.551391][ T1411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.551570][ T1411] CR2: 000000001daa5988 CR3: 00000000116b5006 CR4: 0000000000771ef0
[   38.551786][ T1411] PKRU: 55555554
[   38.551940][ T1411] Call Trace:
[   38.552062][ T1411]  <TASK>
[   38.552137][ T1411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.552285][ T1411]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   38.552438][ T1411]  notifier_call_chain (kernel/notifier.c:85)
[   38.552629][ T1411]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   38.552773][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.552917][ T1411]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   38.553143][ T1411]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.553326][ T1411]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.553476][ T1411]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   38.553620][ T1411]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   38.553801][ T1411]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   38.553947][ T1411] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.554199][ T1411]  ? write_profile (kernel/profile.c:194)
[   38.554344][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.554488][ T1411]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   38.554674][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.554819][ T1411]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   38.555077][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.555221][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.555382][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.555521][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.555660][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.555823][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.556073][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.556216][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.556357][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.556501][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.556646][ T1411]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.556792][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.556936][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.557169][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.557317][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.557516][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.557696][ T1411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.557842][ T1411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.558046][ T1411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.558188][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.558336][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.558480][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.558624][ T1411]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.558768][ T1411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.558910][ T1411]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.559065][ T1411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.559261][ T1411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.559473][ T1411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.559620][ T1411]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.559762][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.559904][ T1411]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.560067][ T1411]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.560214][ T1411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.560360][ T1411]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.560504][ T1411]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.560645][ T1411]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.560820][ T1411]  ? move_addr_to_kernel (net/socket.c:258)
[   38.560961][ T1411]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.561115][ T1411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.561259][ T1411]  ___sys_sendmsg (net/socket.c:2752)
[   38.561399][ T1411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.561607][ T1411]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.561757][ T1411]  __sys_sendmsg (net/socket.c:2784)
[   38.561894][ T1411]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.562041][ T1411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.562214][ T1411]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.562349][ T1411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.562485][ T1411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.562621][ T1411]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.562757][ T1411]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.562893][ T1411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.563074][ T1411] RIP: 0033:0x7fea46d2408e
[   38.563225][ T1411] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.563722][ T1411] RSP: 002b:00007ffec75da850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.563928][ T1411] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea46d2408e
[   38.564142][ T1411] RDX: 0000000000000000 RSI: 00007ffec75da900 RDI: 0000000000000005
[   38.564350][ T1411] RBP: 00007ffec75da860 R08: 0000000000000000 R09: 0000000000000000
[   38.564554][ T1411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   38.564757][ T1411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec75dafc0
| [   38.566569][ T1411] ------------[ cut here ]------------
| [   38.566705][ T1411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1411
| [   38.566965][ T1411] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.567528][ T1411] Tainted: [W]=WARN
[   38.567629][ T1411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.567797][ T1411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.567977][ T1411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.568451][ T1411] RSP: 0018:ffa000000341f060 EFLAGS: 00010286
[   38.568617][ T1411] RAX: 00000000ffffffa6 RBX: ff11000005e47840 RCX: 1ff4000000683dd2
[   38.568897][ T1411] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e478f0
[   38.569140][ T1411] RBP: ff110000104d2000 R08: 1fe2200000bc8f1f R09: ff1100000c9aae58
[   38.569344][ T1411] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.569549][ T1411] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000341f100
[   38.569754][ T1411] FS:  00007fea46aea840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   38.570009][ T1411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.570204][ T1411] CR2: 000000001daa5988 CR3: 00000000116b5006 CR4: 0000000000771ef0
[   38.570407][ T1411] PKRU: 55555554
[   38.570510][ T1411] Call Trace:
[   38.570609][ T1411]  <TASK>
[   38.570678][ T1411]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.570813][ T1411]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.570915][ T1411]  netif_close_many (net/core/dev.c:1804)
[   38.571057][ T1411]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.571194][ T1411]  ? __dev_close_many (net/core/dev.c:1781)
[   38.571329][ T1411]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.571496][ T1411]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.571659][ T1411]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.571800][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.571936][ T1411]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.572112][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.572247][ T1411]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.572380][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.572515][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.572646][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.572778][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.572908][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.573070][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.573202][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.573333][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.573463][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.573593][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.573723][ T1411]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.573860][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.573999][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.574134][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.574265][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.574399][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.574530][ T1411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.574664][ T1411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.574796][ T1411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.574927][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.575071][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.575253][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.575432][ T1411]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.575565][ T1411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.575704][ T1411]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.575839][ T1411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.575987][ T1411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.576129][ T1411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.576262][ T1411]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.576395][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.576528][ T1411]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.576662][ T1411]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.576797][ T1411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.576931][ T1411]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.577083][ T1411]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.577218][ T1411]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.577380][ T1411]  ? move_addr_to_kernel (net/socket.c:258)
[   38.577512][ T1411]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.577644][ T1411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.577797][ T1411]  ___sys_sendmsg (net/socket.c:2752)
[   38.577930][ T1411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.578108][ T1411]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.578256][ T1411]  __sys_sendmsg (net/socket.c:2784)
[   38.578390][ T1411]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.578521][ T1411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.578685][ T1411]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.578815][ T1411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.578951][ T1411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.579166][ T1411]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.579366][ T1411]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.579567][ T1411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.579807][ T1411] RIP: 0033:0x7fea46d2408e
[   38.579951][ T1411] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.580454][ T1411] RSP: 002b:00007ffec75da850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.580655][ T1411] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea46d2408e
[   38.580868][ T1411] RDX: 0000000000000000 RSI: 00007ffec75da900 RDI: 0000000000000005
[   38.581187][ T1411] RBP: 00007ffec75da860 R08: 0000000000000000 R09: 0000000000000000
[   38.581480][ T1411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   38.581682][ T1411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec75dafc0
| [   38.584911][ T1411] ------------[ cut here ]------------
| [   38.585122][ T1411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1411
| [   38.585424][ T1411] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.586068][ T1411] Tainted: [W]=WARN
[   38.586213][ T1411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.586420][ T1411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.586637][ T1411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.587154][ T1411] RSP: 0018:ffa000000341f190 EFLAGS: 00010286
[   38.587367][ T1411] RAX: 00000000ffffffa6 RBX: ff11000004aa73c0 RCX: 1ff4000000683df8
[   38.587605][ T1411] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7470
[   38.587843][ T1411] RBP: ff110000104d2000 R08: 1fe2200000954e8f R09: ff1100000c9aae58
[   38.588105][ T1411] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.588357][ T1411] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.588601][ T1411] FS:  00007fea46aea840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   38.588876][ T1411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.589112][ T1411] CR2: 00007fd8e6dabf98 CR3: 00000000116b5002 CR4: 0000000000771ef0
[   38.589354][ T1411] PKRU: 55555554
[   38.589500][ T1411] Call Trace:
[   38.589672][ T1411]  <TASK>
[   38.589802][ T1411]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.590129][ T1411]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.590429][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.590685][ T1411]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.590875][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.591093][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.591336][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.591519][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.591696][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.591892][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.592094][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.592276][ T1411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.592455][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.592632][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.592811][ T1411]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.593011][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.593186][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.593367][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.593550][ T1411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.593729][ T1411]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.593909][ T1411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.594125][ T1411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.594354][ T1411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.594538][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.594724][ T1411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.594946][ T1411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.595155][ T1411]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.595352][ T1411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.595546][ T1411]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.595728][ T1411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.595907][ T1411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.596110][ T1411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.596289][ T1411]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.596474][ T1411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.596661][ T1411]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.596841][ T1411]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.597046][ T1411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.597229][ T1411]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.597419][ T1411]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.597595][ T1411]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.597808][ T1411]  ? move_addr_to_kernel (net/socket.c:258)
[   38.598013][ T1411]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.598194][ T1411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.598374][ T1411]  ___sys_sendmsg (net/socket.c:2752)
[   38.598550][ T1411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.598760][ T1411]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.598950][ T1411]  __sys_sendmsg (net/socket.c:2784)
[   38.599158][ T1411]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.599352][ T1411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.599570][ T1411]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.599750][ T1411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.599930][ T1411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.600128][ T1411]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.600318][ T1411]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.600506][ T1411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.600726][ T1411] RIP: 0033:0x7fea46d2408e
[   38.600917][ T1411] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.601455][ T1411] RSP: 002b:00007ffec75da850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.601716][ T1411] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea46d2408e
[   38.601965][ T1411] RDX: 0000000000000000 RSI: 00007ffec75da900 RDI: 0000000000000005
[   38.602341][ T1411] RBP: 00007ffec75da860 R08: 0000000000000000 R09: 0000000000000000
[   38.602604][ T1411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb91
[   38.602851][ T1411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec75dafc0
| [   38.959048][ T1439] ------------[ cut here ]------------
| [   38.959310][ T1439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1439
| [   38.959726][ T1439] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.960528][ T1439] Tainted: [W]=WARN
[   38.960670][ T1439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.960898][ T1439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.961186][ T1439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.961850][ T1439] RSP: 0018:ffa00000035eefe0 EFLAGS: 00010286
[   38.962097][ T1439] RAX: 00000000ffffffa6 RBX: ff1100000cdd6640 RCX: 1ff40000006bddc2
[   38.962414][ T1439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd66f0
[   38.962720][ T1439] RBP: ff11000005002000 R08: 1fe22000019bacdf R09: ff1100000c6b2e58
[   38.963057][ T1439] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   38.963386][ T1439] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   38.963711][ T1439] FS:  00007f2606e1c840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   38.964231][ T1439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.964456][ T1439] CR2: 000000001b687988 CR3: 000000000f1af006 CR4: 0000000000771ef0
[   38.964730][ T1439] PKRU: 55555554
[   38.964877][ T1439] Call Trace:
[   38.965209][ T1439]  <TASK>
[   38.965310][ T1439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.965495][ T1439]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   38.965671][ T1439]  notifier_call_chain (kernel/notifier.c:85)
[   38.965853][ T1439]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   38.966092][ T1439]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   38.966334][ T1439]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.966538][ T1439]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.966739][ T1439]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.966941][ T1439]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   38.967156][ T1439]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   38.967390][ T1439] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.967575][ T1439]  ? write_profile (kernel/profile.c:194)
[   38.967764][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.967988][ T1439]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   38.968276][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.968503][ T1439]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   38.968721][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.968910][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.969106][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.969294][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.969490][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.969715][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.969896][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.970107][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.970313][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.970512][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.970714][ T1439]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.970911][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.971119][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.971333][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.971552][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.971775][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.972004][ T1439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.972230][ T1439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.972435][ T1439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.972626][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.972837][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.973041][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.973249][ T1439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.973439][ T1439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.973621][ T1439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.973808][ T1439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.974001][ T1439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.974206][ T1439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.974414][ T1439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.974607][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.974817][ T1439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.975027][ T1439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.975243][ T1439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.975470][ T1439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.975691][ T1439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.975915][ T1439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.976221][ T1439]  ? move_addr_to_kernel (net/socket.c:258)
[   38.976444][ T1439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.976663][ T1439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.976864][ T1439]  ___sys_sendmsg (net/socket.c:2752)
[   38.977054][ T1439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.977281][ T1439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.977487][ T1439]  __sys_sendmsg (net/socket.c:2784)
[   38.977684][ T1439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.977883][ T1439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.978128][ T1439]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.978324][ T1439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.978529][ T1439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.978721][ T1439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.978910][ T1439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.979132][ T1439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.979364][ T1439] RIP: 0033:0x7f260705608e
[   38.979553][ T1439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.980239][ T1439] RSP: 002b:00007ffd162aa4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.980529][ T1439] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f260705608e
[   38.980848][ T1439] RDX: 0000000000000000 RSI: 00007ffd162aa590 RDI: 0000000000000005
[   38.981189][ T1439] RBP: 00007ffd162aa4f0 R08: 0000000000000000 R09: 0000000000000000
[   38.981514][ T1439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   38.981837][ T1439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd162aac50
| [   38.984304][ T1439] ------------[ cut here ]------------
| [   38.984458][ T1439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1439
| [   38.984726][ T1439] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.985390][ T1439] Tainted: [W]=WARN
[   38.985495][ T1439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.985671][ T1439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.985848][ T1439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.986432][ T1439] RSP: 0018:ffa00000035ef060 EFLAGS: 00010286
[   38.986648][ T1439] RAX: 00000000ffffffa6 RBX: ff1100000cdd7240 RCX: 1ff40000006bddd2
[   38.986938][ T1439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd72f0
[   38.987260][ T1439] RBP: ff1100000be7a000 R08: 1fe22000019bae5f R09: ff1100000c6b2e58
[   38.987535][ T1439] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.987739][ T1439] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000035ef100
[   38.987940][ T1439] FS:  00007f2606e1c840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   38.988189][ T1439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.988357][ T1439] CR2: 0000561b07814d5c CR3: 000000000f1af001 CR4: 0000000000771ef0
[   38.988555][ T1439] PKRU: 55555554
[   38.988657][ T1439] Call Trace:
[   38.988788][ T1439]  <TASK>
[   38.988892][ T1439]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.989066][ T1439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.989171][ T1439]  netif_close_many (net/core/dev.c:1804)
[   38.989303][ T1439]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.989433][ T1439]  ? __dev_close_many (net/core/dev.c:1781)
[   38.989565][ T1439]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.989730][ T1439]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.989950][ T1439]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.990127][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.990261][ T1439]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.990427][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.990565][ T1439]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.990699][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.990876][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.991065][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.991199][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.991335][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.991492][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.991627][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.991768][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.991905][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.992051][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.992186][ T1439]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.992326][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.992464][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.992653][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.992809][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.993013][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.993149][ T1439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.993282][ T1439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.993416][ T1439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.993544][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.993675][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.993803][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.993934][ T1439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.994074][ T1439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.994208][ T1439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.994347][ T1439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.994481][ T1439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.994617][ T1439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.994757][ T1439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.994893][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.995044][ T1439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.995179][ T1439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.995316][ T1439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.995453][ T1439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.995588][ T1439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.995721][ T1439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.995890][ T1439]  ? move_addr_to_kernel (net/socket.c:258)
[   38.996036][ T1439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.996172][ T1439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.996318][ T1439]  ___sys_sendmsg (net/socket.c:2752)
[   38.996459][ T1439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.996633][ T1439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.996787][ T1439]  __sys_sendmsg (net/socket.c:2784)
[   38.996927][ T1439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.997080][ T1439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.997254][ T1439]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.997394][ T1439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.997532][ T1439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.997669][ T1439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.997807][ T1439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.997945][ T1439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.998121][ T1439] RIP: 0033:0x7f260705608e
[   38.998265][ T1439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.998753][ T1439] RSP: 002b:00007ffd162aa4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.998974][ T1439] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f260705608e
[   38.999197][ T1439] RDX: 0000000000000000 RSI: 00007ffd162aa590 RDI: 0000000000000005
[   38.999399][ T1439] RBP: 00007ffd162aa4f0 R08: 0000000000000000 R09: 0000000000000000
[   38.999601][ T1439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   38.999804][ T1439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd162aac50
| [   39.002862][ T1439] ------------[ cut here ]------------
| [   39.003029][ T1439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1439
| [   39.003295][ T1439] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.003934][ T1439] Tainted: [W]=WARN
[   39.004052][ T1439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.004222][ T1439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.004395][ T1439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.004855][ T1439] RSP: 0018:ffa00000035ef190 EFLAGS: 00010286
[   39.005032][ T1439] RAX: 00000000ffffffa6 RBX: ff110000093a3840 RCX: 1ff40000006bddf8
[   39.005229][ T1439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a38f0
[   39.005424][ T1439] RBP: ff1100000be7a000 R08: 1fe220000127471f R09: ff1100000c6b2e58
[   39.005621][ T1439] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   39.005816][ T1439] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.006024][ T1439] FS:  00007f2606e1c840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   39.006253][ T1439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.006437][ T1439] CR2: 0000561b07814d5c CR3: 000000000f1af001 CR4: 0000000000771ef0
[   39.006715][ T1439] PKRU: 55555554
[   39.006813][ T1439] Call Trace:
[   39.006911][ T1439]  <TASK>
[   39.006989][ T1439]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   39.007162][ T1439]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   39.007325][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.007457][ T1439]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   39.007587][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.007717][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.007847][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.007984][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.008116][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.008265][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.008395][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.008527][ T1439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.008714][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.008868][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.009064][ T1439]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   39.009261][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.009391][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.009523][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.009663][ T1439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.009792][ T1439]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.009919][ T1439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.010058][ T1439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.010187][ T1439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.010312][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.010440][ T1439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.010565][ T1439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.010692][ T1439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.010822][ T1439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.010948][ T1439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.011087][ T1439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.011216][ T1439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.011344][ T1439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.011471][ T1439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.011597][ T1439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.011723][ T1439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.011848][ T1439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.011979][ T1439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.012118][ T1439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.012244][ T1439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.012375][ T1439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.012538][ T1439]  ? move_addr_to_kernel (net/socket.c:258)
[   39.012667][ T1439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.012799][ T1439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.012932][ T1439]  ___sys_sendmsg (net/socket.c:2752)
[   39.013111][ T1439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.013274][ T1439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.013419][ T1439]  __sys_sendmsg (net/socket.c:2784)
[   39.013552][ T1439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.013694][ T1439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.013915][ T1439]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.014056][ T1439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.014191][ T1439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.014324][ T1439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.014455][ T1439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.014586][ T1439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.014749][ T1439] RIP: 0033:0x7f260705608e
[   39.014888][ T1439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.015371][ T1439] RSP: 002b:00007ffd162aa4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.015571][ T1439] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f260705608e
[   39.015767][ T1439] RDX: 0000000000000000 RSI: 00007ffd162aa590 RDI: 0000000000000005
[   39.015963][ T1439] RBP: 00007ffd162aa4f0 R08: 0000000000000000 R09: 0000000000000000
[   39.016175][ T1439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   39.016381][ T1439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd162aac50
| [   39.326189][ T1465] ------------[ cut here ]------------
| [   39.326402][ T1465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1465
| [   39.326715][ T1465] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.327944][ T1465] Tainted: [W]=WARN
[   39.328065][ T1465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.328252][ T1465] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.328470][ T1465] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.328961][ T1465] RSP: 0018:ffa000000374f060 EFLAGS: 00010286
[   39.329147][ T1465] RAX: 00000000ffffffa6 RBX: ff1100000c749e40 RCX: 1ff40000006e9dd2
[   39.329363][ T1465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749ef0
[   39.329591][ T1465] RBP: ff110000102d1000 R08: 1fe22000018e93df R09: ff11000010150b58
[   39.329793][ T1465] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   39.329999][ T1465] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000374f100
[   39.330220][ T1465] FS:  00007fb1444b6840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   39.330592][ T1465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.330771][ T1465] CR2: 000000003a4c3988 CR3: 0000000011697002 CR4: 0000000000771ef0
[   39.330979][ T1465] PKRU: 55555554
[   39.331085][ T1465] Call Trace:
[   39.331186][ T1465]  <TASK>
[   39.331254][ T1465]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.331398][ T1465]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.331510][ T1465]  netif_close_many (net/core/dev.c:1804)
[   39.331712][ T1465]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.331861][ T1465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.332014][ T1465]  ? __dev_close_many (net/core/dev.c:1781)
[   39.332145][ T1465]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   39.332305][ T1465]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   39.332470][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.332635][ T1465]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   39.332869][ T1465]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   39.333024][ T1465]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   39.333202][ T1465]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   39.333412][ T1465]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   39.333607][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.333817][ T1465]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   39.334049][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.334279][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.334487][ T1465]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.334690][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.334890][ T1465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.335103][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.335238][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.335371][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.335519][ T1465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.335650][ T1465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.335780][ T1465]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   39.335915][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.336055][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.336257][ T1465]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.336460][ T1465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.336601][ T1465]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.336729][ T1465]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.336858][ T1465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.336995][ T1465]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.337130][ T1465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.337265][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.337397][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.337528][ T1465]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.337660][ T1465]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.337824][ T1465]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.337990][ T1465]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.338198][ T1465]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.338332][ T1465]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.338468][ T1465]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.338601][ T1465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.338768][ T1465]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.338904][ T1465]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.339061][ T1465]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.339198][ T1465]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.339330][ T1465]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.339462][ T1465]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.339625][ T1465]  ? move_addr_to_kernel (net/socket.c:258)
[   39.339755][ T1465]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.339883][ T1465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.340024][ T1465]  ___sys_sendmsg (net/socket.c:2752)
[   39.340152][ T1465]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.340311][ T1465]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.340451][ T1465]  __sys_sendmsg (net/socket.c:2784)
[   39.340582][ T1465]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.340748][ T1465]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.340919][ T1465]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.341061][ T1465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.341191][ T1465]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.341320][ T1465]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.341463][ T1465]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.341595][ T1465]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.341754][ T1465] RIP: 0033:0x7fb1446f008e
[   39.341903][ T1465] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.342379][ T1465] RSP: 002b:00007ffcc57fb110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.342596][ T1465] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb1446f008e
[   39.342793][ T1465] RDX: 0000000000000000 RSI: 00007ffcc57fb1c0 RDI: 0000000000000005
[   39.342994][ T1465] RBP: 00007ffcc57fb120 R08: 0000000000000000 R09: 0000000000000000
[   39.343193][ T1465] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   39.343393][ T1465] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc57fb880
| [   39.346336][ T1465] ------------[ cut here ]------------
| [   39.346473][ T1465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1465
| [   39.346735][ T1465] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.347991][ T1465] Tainted: [W]=WARN
[   39.348118][ T1465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.348277][ T1465] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.348451][ T1465] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.348895][ T1465] RSP: 0018:ffa000000374f190 EFLAGS: 00010286
[   39.349163][ T1465] RAX: 00000000ffffffa6 RBX: ff1100000c8d2f40 RCX: 1ff40000006e9df8
[   39.349376][ T1465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2ff0
[   39.349570][ T1465] RBP: ff110000102d1000 R08: 1fe220000191a5ff R09: ff11000010150b58
[   39.349767][ T1465] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   39.349959][ T1465] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.350193][ T1465] FS:  00007fb1444b6840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   39.350422][ T1465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.350609][ T1465] CR2: 000000003a4c3988 CR3: 0000000011697002 CR4: 0000000000771ef0
[   39.350804][ T1465] PKRU: 55555554
[   39.350902][ T1465] Call Trace:
[   39.351003][ T1465]  <TASK>
[   39.351073][ T1465]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   39.351240][ T1465]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   39.351398][ T1465]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   39.351526][ T1465]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   39.351653][ T1465]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   39.351829][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.351956][ T1465]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   39.352116][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.352257][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.352395][ T1465]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.352522][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.352649][ T1465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.352795][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.352923][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.353059][ T1465]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.353189][ T1465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.353324][ T1465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.353465][ T1465]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   39.353594][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.353719][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.353845][ T1465]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.353981][ T1465]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.354113][ T1465]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.354244][ T1465]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.354371][ T1465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.354497][ T1465]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.354623][ T1465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.354766][ T1465]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.354890][ T1465]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.355031][ T1465]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.355158][ T1465]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.355286][ T1465]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.355419][ T1465]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.355545][ T1465]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.355673][ T1465]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.355799][ T1465]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.355924][ T1465]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.356076][ T1465]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.356207][ T1465]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.356334][ T1465]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.356464][ T1465]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.356590][ T1465]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.356714][ T1465]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.356869][ T1465]  ? move_addr_to_kernel (net/socket.c:258)
[   39.357001][ T1465]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.357225][ T1465]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.357359][ T1465]  ___sys_sendmsg (net/socket.c:2752)
[   39.357485][ T1465]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.357648][ T1465]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.357794][ T1465]  __sys_sendmsg (net/socket.c:2784)
[   39.357921][ T1465]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.358060][ T1465]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.358223][ T1465]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.358356][ T1465]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.358489][ T1465]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.358621][ T1465]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.358754][ T1465]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.358883][ T1465]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.359052][ T1465] RIP: 0033:0x7fb1446f008e
[   39.359186][ T1465] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.359632][ T1465] RSP: 002b:00007ffcc57fb110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.359823][ T1465] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb1446f008e
[   39.360026][ T1465] RDX: 0000000000000000 RSI: 00007ffcc57fb1c0 RDI: 0000000000000005
[   39.360245][ T1465] RBP: 00007ffcc57fb120 R08: 0000000000000000 R09: 0000000000000000
[   39.360436][ T1465] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   39.360625][ T1465] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc57fb880
| [   39.663826][ T1490] ------------[ cut here ]------------
| [   39.664093][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490
| [   39.664490][ T1490] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.666108][ T1490] Tainted: [W]=WARN
[   39.666223][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.666468][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.666729][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.667443][ T1490] RSP: 0018:ffa000000383f060 EFLAGS: 00010286
[   39.667651][ T1490] RAX: 00000000ffffffa6 RBX: ff11000008b52040 RCX: 1ff4000000707dd2
[   39.667918][ T1490] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b520f0
[   39.668133][ T1490] RBP: ff1100000c994000 R08: 1fe220000116a41f R09: ff1100000f130b58
[   39.668333][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   39.668528][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000383f100
[   39.668737][ T1490] FS:  00007fae17799840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   39.668982][ T1490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.669157][ T1490] CR2: 00000000075c7988 CR3: 000000001016f005 CR4: 0000000000771ef0
[   39.669356][ T1490] PKRU: 55555554
[   39.669460][ T1490] Call Trace:
[   39.669559][ T1490]  <TASK>
[   39.669628][ T1490]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.669765][ T1490]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.669865][ T1490]  netif_close_many (net/core/dev.c:1804)
[   39.670001][ T1490]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.670137][ T1490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.670267][ T1490]  ? __dev_close_many (net/core/dev.c:1781)
[   39.670400][ T1490]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   39.670591][ T1490]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   39.670769][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.670901][ T1490]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   39.671083][ T1490]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   39.671259][ T1490]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   39.671454][ T1490]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   39.671639][ T1490]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   39.671774][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.671913][ T1490]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   39.672082][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.672222][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.672355][ T1490]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.672491][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.672625][ T1490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.672782][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.672920][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.673067][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.673212][ T1490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.673355][ T1490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.673493][ T1490]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   39.673638][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.673778][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.673919][ T1490]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.674068][ T1490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.674202][ T1490]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.674334][ T1490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.674470][ T1490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.674607][ T1490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.674741][ T1490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.674882][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.675028][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.675165][ T1490]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.675301][ T1490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.675436][ T1490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.675574][ T1490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.675709][ T1490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.675842][ T1490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.675981][ T1490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.676121][ T1490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.676263][ T1490]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.676401][ T1490]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.676535][ T1490]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.676672][ T1490]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.676805][ T1490]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.676937][ T1490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.677109][ T1490]  ? move_addr_to_kernel (net/socket.c:258)
[   39.677241][ T1490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.677375][ T1490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.677511][ T1490]  ___sys_sendmsg (net/socket.c:2752)
[   39.677651][ T1490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.677819][ T1490]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.678064][ T1490]  __sys_sendmsg (net/socket.c:2784)
[   39.678202][ T1490]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.678336][ T1490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.678510][ T1490]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.678642][ T1490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.678773][ T1490]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.678905][ T1490]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.679056][ T1490]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.679191][ T1490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.679355][ T1490] RIP: 0033:0x7fae179d308e
[   39.679498][ T1490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.679982][ T1490] RSP: 002b:00007ffcdf269660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.680188][ T1490] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae179d308e
[   39.680383][ T1490] RDX: 0000000000000000 RSI: 00007ffcdf269710 RDI: 0000000000000005
[   39.680581][ T1490] RBP: 00007ffcdf269670 R08: 0000000000000000 R09: 0000000000000000
[   39.680782][ T1490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   39.680986][ T1490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdf269dd0
| [   39.684804][ T1490] ------------[ cut here ]------------
| [   39.684945][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490
| [   39.685210][ T1490] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.685733][ T1490] Tainted: [W]=WARN
[   39.685832][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.685999][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.686172][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.686629][ T1490] RSP: 0018:ffa000000383f190 EFLAGS: 00010286
[   39.686789][ T1490] RAX: 00000000ffffffa6 RBX: ff1100001045e1c0 RCX: 1ff4000000707df8
[   39.686983][ T1490] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e270
[   39.687177][ T1490] RBP: ff1100000c994000 R08: 1fe220000208bc4f R09: ff1100000f130b58
[   39.687368][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   39.687560][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.687750][ T1490] FS:  00007fae17799840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   39.687979][ T1490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.688151][ T1490] CR2: 00000000075c7988 CR3: 000000001016f005 CR4: 0000000000771ef0
[   39.688357][ T1490] PKRU: 55555554
[   39.688458][ T1490] Call Trace:
[   39.688562][ T1490]  <TASK>
[   39.688634][ T1490]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   39.688807][ T1490]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   39.688975][ T1490]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   39.689119][ T1490]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   39.689248][ T1490]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   39.689423][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.689553][ T1490]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   39.689681][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.689809][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.689940][ T1490]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.690088][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.690219][ T1490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.690366][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.690501][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.690637][ T1490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.690769][ T1490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.690899][ T1490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.691041][ T1490]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   39.691175][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.691305][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.691518][ T1490]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.691646][ T1490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.691772][ T1490]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   39.691900][ T1490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.692119][ T1490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.692247][ T1490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.692371][ T1490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.692500][ T1490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.692707][ T1490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.692833][ T1490]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.692960][ T1490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.693096][ T1490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.693308][ T1490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.693432][ T1490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.693559][ T1490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.693684][ T1490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.693890][ T1490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.694027][ T1490]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.694154][ T1490]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.694282][ T1490]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.694494][ T1490]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.694622][ T1490]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.694753][ T1490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.694907][ T1490]  ? move_addr_to_kernel (net/socket.c:258)
[   39.695125][ T1490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.695254][ T1490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.695381][ T1490]  ___sys_sendmsg (net/socket.c:2752)
[   39.695504][ T1490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.695742][ T1490]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.695881][ T1490]  __sys_sendmsg (net/socket.c:2784)
[   39.696017][ T1490]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.696227][ T1490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.696385][ T1490]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.696523][ T1490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.696651][ T1490]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.696869][ T1490]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.697004][ T1490]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.697133][ T1490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.697291][ T1490] RIP: 0033:0x7fae179d308e
[   39.697510][ T1490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.698051][ T1490] RSP: 002b:00007ffcdf269660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.698242][ T1490] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae179d308e
[   39.698430][ T1490] RDX: 0000000000000000 RSI: 00007ffcdf269710 RDI: 0000000000000005
[   39.698700][ T1490] RBP: 00007ffcdf269670 R08: 0000000000000000 R09: 0000000000000000
[   39.698892][ T1490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb92
[   39.699087][ T1490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdf269dd0
| [   39.976807][ T1513] ------------[ cut here ]------------
| [   39.977193][ T1513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1513
| [   39.977526][ T1513] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.978220][ T1513] Tainted: [W]=WARN
[   39.978356][ T1513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.978540][ T1513] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.978730][ T1513] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.979366][ T1513] RSP: 0018:ffa000000395ef70 EFLAGS: 00010286
[   39.979556][ T1513] RAX: 00000000ffffffa6 RBX: ff11000008b53540 RCX: 1ff400000072bdb4
[   39.979770][ T1513] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b535f0
[   39.980093][ T1513] RBP: ff11000005002000 R08: 1fe220000116a6bf R09: ff110000122c2e80
[   39.980317][ T1513] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   39.980535][ T1513] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   39.980768][ T1513] FS:  00007fa3e11ef840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   39.981117][ T1513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.981303][ T1513] CR2: 00000000176f3a28 CR3: 00000000095b5002 CR4: 0000000000771ef0
[   39.981534][ T1513] PKRU: 55555554
[   39.981646][ T1513] Call Trace:
[   39.981754][ T1513]  <TASK>
[   39.981848][ T1513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.982063][ T1513]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.982206][ T1513]  notifier_call_chain (kernel/notifier.c:85)
[   39.982352][ T1513]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   39.982500][ T1513]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.982651][ T1513]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.982806][ T1513]  netdev_upper_dev_link (net/core/dev.c:8972)
[   39.982950][ T1513]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   39.983106][ T1513] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   39.983256][ T1513]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.983410][ T1513] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.983556][ T1513]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.983728][ T1513]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.983873][ T1513]  ? nla_strscpy (lib/nlattr.c:795)
[   39.984028][ T1513]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.984175][ T1513]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.984330][ T1513]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.984482][ T1513]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.984635][ T1513]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.984787][ T1513]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.984936][ T1513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.985098][ T1513]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.985241][ T1513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.985402][ T1513]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.985546][ T1513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.985693][ T1513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.985838][ T1513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.985990][ T1513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.986143][ T1513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.986286][ T1513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.986444][ T1513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.986596][ T1513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.986740][ T1513]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.986909][ T1513]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.987090][ T1513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.987237][ T1513]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.987384][ T1513]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.987526][ T1513]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.987682][ T1513]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.987833][ T1513]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.987986][ T1513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.988144][ T1513]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.988291][ T1513]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.988440][ T1513]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.988591][ T1513]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.988738][ T1513]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.988884][ T1513]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.989078][ T1513]  ? move_addr_to_kernel (net/socket.c:258)
[   39.989225][ T1513]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.989370][ T1513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.989517][ T1513]  ___sys_sendmsg (net/socket.c:2752)
[   39.989661][ T1513]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.989845][ T1513]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.990008][ T1513]  __sys_sendmsg (net/socket.c:2784)
[   39.990164][ T1513]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.990325][ T1513]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.990508][ T1513]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.990650][ T1513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.990805][ T1513]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.990952][ T1513]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.991108][ T1513]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.991267][ T1513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.991452][ T1513] RIP: 0033:0x7fa3e142908e
[   39.991603][ T1513] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.992121][ T1513] RSP: 002b:00007ffd0cf7ab80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.992338][ T1513] RAX: ffffffffffffffda RBX: 00007ffd0cf7b318 RCX: 00007fa3e142908e
[   39.992552][ T1513] RDX: 0000000000000000 RSI: 00007ffd0cf7ac30 RDI: 0000000000000005
[   39.992769][ T1513] RBP: 00007ffd0cf7ab90 R08: 0000000000000000 R09: 0000000000000000
[   39.992988][ T1513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb93
[   39.993210][ T1513] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0cf7b2f0
| [   39.995043][ T1513] ------------[ cut here ]------------
| [   39.995237][ T1513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1513
| [   39.995562][ T1513] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.996237][ T1513] Tainted: [W]=WARN
[   39.996352][ T1513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.996533][ T1513] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.996723][ T1513] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.997252][ T1513] RSP: 0018:ffa000000395efd0 EFLAGS: 00010286
[   39.997437][ T1513] RAX: 00000000ffffffa6 RBX: ff11000004aa67c0 RCX: 1ff400000072bdc0
[   39.997651][ T1513] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6870
[   39.997869][ T1513] RBP: ff1100000cc1a000 R08: 1fe2200000954d0f R09: ff110000122c2e80
[   39.998097][ T1513] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   39.998326][ T1513] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   39.998541][ T1513] FS:  00007fa3e11ef840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   39.998796][ T1513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.998994][ T1513] CR2: 0000561b07814d5c CR3: 00000000095b5001 CR4: 0000000000771ef0
[   39.999240][ T1513] PKRU: 55555554
[   39.999359][ T1513] Call Trace:
[   39.999481][ T1513]  <TASK>
[   39.999563][ T1513]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.999723][ T1513]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.999841][ T1513]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   40.000006][ T1513]  __dev_notify_flags (net/core/dev.c:9787)
[   40.000170][ T1513]  ? netif_change_name (net/core/dev.c:1495)
[   40.000351][ T1513]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   40.000514][ T1513]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   40.000678][ T1513]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.000839][ T1513] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   40.001022][ T1513]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   40.001175][ T1513] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   40.001323][ T1513]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   40.001478][ T1513]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   40.001624][ T1513]  ? nla_strscpy (lib/nlattr.c:795)
[   40.001784][ T1513]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   40.001929][ T1513]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.002087][ T1513]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.002232][ T1513]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.002381][ T1513]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.002527][ T1513]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.002673][ T1513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.002833][ T1513]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.002986][ T1513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.003134][ T1513]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.003276][ T1513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.003424][ T1513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.003567][ T1513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.003709][ T1513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.003854][ T1513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.004007][ T1513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.004157][ T1513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.004303][ T1513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.004448][ T1513]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.004596][ T1513]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.004739][ T1513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.004884][ T1513]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.005060][ T1513]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.005209][ T1513]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.005354][ T1513]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.005498][ T1513]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.005643][ T1513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.005788][ T1513]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.005936][ T1513]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.006099][ T1513]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.006249][ T1513]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.006393][ T1513]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.006538][ T1513]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.006715][ T1513]  ? move_addr_to_kernel (net/socket.c:258)
[   40.006861][ T1513]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.007026][ T1513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.007186][ T1513]  ___sys_sendmsg (net/socket.c:2752)
[   40.007328][ T1513]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.007508][ T1513]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.007662][ T1513]  __sys_sendmsg (net/socket.c:2784)
[   40.007805][ T1513]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.007945][ T1513]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.008134][ T1513]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.008276][ T1513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.008418][ T1513]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.008560][ T1513]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.008704][ T1513]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.008847][ T1513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.009035][ T1513] RIP: 0033:0x7fa3e142908e
[   40.009186][ T1513] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.009704][ T1513] RSP: 002b:00007ffd0cf7ab80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.009922][ T1513] RAX: ffffffffffffffda RBX: 00007ffd0cf7b318 RCX: 00007fa3e142908e
[   40.010333][ T1513] RDX: 0000000000000000 RSI: 00007ffd0cf7ac30 RDI: 0000000000000005
[   40.010549][ T1513] RBP: 00007ffd0cf7ab90 R08: 0000000000000000 R09: 0000000000000000
[   40.010761][ T1513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb93
[   40.010980][ T1513] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0cf7b2f0
| [   40.040117][ T1514] ------------[ cut here ]------------
| [   40.040302][ T1514] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1514
| [   40.040582][ T1514] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.041704][ T1514] Tainted: [W]=WARN
[   40.041824][ T1514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.042005][ T1514] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.042245][ T1514] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.042827][ T1514] RSP: 0018:ffa000000395f020 EFLAGS: 00010286
[   40.043018][ T1514] RAX: 00000000ffffffa6 RBX: ff1100000c610ac0 RCX: 1ff400000072bdca
[   40.043219][ T1514] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610b70
[   40.043419][ T1514] RBP: ff1100000cc1a000 R08: 1fe22000018c216f R09: ff110000122c5158
[   40.043622][ T1514] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   40.043822][ T1514] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.044044][ T1514] FS:  00007f3681932840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   40.044279][ T1514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.044446][ T1514] CR2: 00007f3681c021a0 CR3: 00000000123dd003 CR4: 0000000000771ef0
[   40.044645][ T1514] PKRU: 55555554
[   40.044745][ T1514] Call Trace:
[   40.044846][ T1514]  <TASK>
[   40.044916][ T1514]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.045067][ T1514]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.045170][ T1514]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.045312][ T1514]  __dev_notify_flags (net/core/dev.c:9787)
[   40.045447][ T1514]  ? netif_change_name (net/core/dev.c:1495)
[   40.045578][ T1514]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.045710][ T1514]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.045843][ T1514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.045985][ T1514]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   40.046135][ T1514]  netif_change_flags (net/core/dev.c:9820)
[   40.046267][ T1514]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.046401][ T1514]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.046539][ T1514]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.046679][ T1514]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.046852][ T1514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.046991][ T1514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.047136][ T1514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.047270][ T1514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.047405][ T1514]  ? __kernel_text_address (kernel/extable.c:79)
[   40.047542][ T1514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.047684][ T1514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.047820][ T1514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.047960][ T1514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.048104][ T1514]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.048292][ T1514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.048484][ T1514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.048677][ T1514]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.048879][ T1514]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   40.049088][ T1514]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.049289][ T1514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.049492][ T1514]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.049669][ T1514]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.049804][ T1514]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.049940][ T1514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.050091][ T1514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.050226][ T1514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.050361][ T1514]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.050499][ T1514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.050634][ T1514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.050766][ T1514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.050899][ T1514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.051049][ T1514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.051183][ T1514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.051315][ T1514]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.051452][ T1514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.051588][ T1514]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.051735][ T1514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.051870][ T1514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.052009][ T1514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.052148][ T1514]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.052282][ T1514]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.052416][ T1514]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.052553][ T1514]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.052689][ T1514]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.052823][ T1514]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.052958][ T1514]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.053104][ T1514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.053238][ T1514]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.053371][ T1514]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.053507][ T1514]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.053646][ T1514]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.053778][ T1514]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.053910][ T1514]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.054096][ T1514]  ? move_addr_to_kernel (net/socket.c:258)
[   40.054235][ T1514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.054368][ T1514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.054506][ T1514]  ___sys_sendmsg (net/socket.c:2752)
[   40.054635][ T1514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.054800][ T1514]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.054945][ T1514]  __sys_sendmsg (net/socket.c:2784)
[   40.055089][ T1514]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.055222][ T1514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.055388][ T1514]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.055523][ T1514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.055654][ T1514]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.055783][ T1514]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.055915][ T1514]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.056058][ T1514]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.056223][ T1514] RIP: 0033:0x7f3681b6c08e
[   40.056365][ T1514] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.056855][ T1514] RSP: 002b:00007ffc6735d9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.057070][ T1514] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3681b6c08e
[   40.057270][ T1514] RDX: 0000000000000000 RSI: 00007ffc6735da90 RDI: 0000000000000005
[   40.057473][ T1514] RBP: 00007ffc6735d9f0 R08: 0000000000000000 R09: 0000000000000000
[   40.057673][ T1514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb93
[   40.057871][ T1514] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6735e150
| [   40.348194][ T1537] ------------[ cut here ]------------
| [   40.348493][ T1537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1537
| [   40.348984][ T1537] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.349920][ T1537] Tainted: [W]=WARN
[   40.350107][ T1537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.350387][ T1537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.350679][ T1537] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.351513][ T1537] RSP: 0018:ffa0000003a2ef70 EFLAGS: 00010286
[   40.351795][ T1537] RAX: 00000000ffffffa6 RBX: ff1100000b4aaac0 RCX: 1ff4000000745db4
[   40.352146][ T1537] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aab70
[   40.352485][ T1537] RBP: ff11000005002000 R08: 1fe220000169556f R09: ff110000107ed180
[   40.352815][ T1537] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   40.353155][ T1537] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   40.353492][ T1537] FS:  00007fb1a110c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   40.353889][ T1537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.354209][ T1537] CR2: 0000000001785a28 CR3: 000000001030c004 CR4: 0000000000771ef0
[   40.354546][ T1537] PKRU: 55555554
[   40.354715][ T1537] Call Trace:
[   40.354888][ T1537]  <TASK>
[   40.355022][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.355254][ T1537]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   40.355477][ T1537]  notifier_call_chain (kernel/notifier.c:85)
[   40.355708][ T1537]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   40.355946][ T1537]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   40.356207][ T1537]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   40.356429][ T1537]  netdev_upper_dev_link (net/core/dev.c:8972)
[   40.356645][ T1537]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   40.356911][ T1537] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   40.357180][ T1537]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   40.357414][ T1537] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   40.357637][ T1537]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   40.357883][ T1537]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   40.358117][ T1537]  ? nla_strscpy (lib/nlattr.c:795)
[   40.358345][ T1537]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   40.358571][ T1537]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.358791][ T1537]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.359068][ T1537]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.359307][ T1537]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.359540][ T1537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.359767][ T1537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.359995][ T1537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.360223][ T1537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.360444][ T1537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.360667][ T1537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.360895][ T1537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.361128][ T1537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.361342][ T1537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.361564][ T1537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.361775][ T1537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.362017][ T1537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.362237][ T1537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.362448][ T1537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.362667][ T1537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.362883][ T1537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.363114][ T1537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.363336][ T1537]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.363549][ T1537]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.363780][ T1537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.363998][ T1537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.364216][ T1537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.364435][ T1537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.364653][ T1537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.364868][ T1537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.365141][ T1537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.365378][ T1537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.365596][ T1537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.365864][ T1537]  ? move_addr_to_kernel (net/socket.c:258)
[   40.366092][ T1537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.366308][ T1537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.366526][ T1537]  ___sys_sendmsg (net/socket.c:2752)
[   40.366740][ T1537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.367024][ T1537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.367265][ T1537]  __sys_sendmsg (net/socket.c:2784)
[   40.367485][ T1537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.367702][ T1537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.367991][ T1537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.368236][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.368456][ T1537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.368670][ T1537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.368882][ T1537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.369106][ T1537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.369378][ T1537] RIP: 0033:0x7fb1a134608e
[   40.369613][ T1537] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.370393][ T1537] RSP: 002b:00007ffc77aaaf50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.370719][ T1537] RAX: ffffffffffffffda RBX: 00007ffc77aab6e8 RCX: 00007fb1a134608e
[   40.371036][ T1537] RDX: 0000000000000000 RSI: 00007ffc77aab000 RDI: 0000000000000005
[   40.371336][ T1537] RBP: 00007ffc77aaaf60 R08: 0000000000000000 R09: 0000000000000000
[   40.371653][ T1537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb93
[   40.371978][ T1537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc77aab6c0
| [   40.374538][ T1537] ------------[ cut here ]------------
| [   40.374745][ T1537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1537
| [   40.375181][ T1537] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.376104][ T1537] Tainted: [W]=WARN
[   40.376268][ T1537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.376539][ T1537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.376822][ T1537] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.377611][ T1537] RSP: 0018:ffa0000003a2efd0 EFLAGS: 00010286
[   40.377889][ T1537] RAX: 00000000ffffffa6 RBX: ff1100000c6104c0 RCX: 1ff4000000745dc0
[   40.378224][ T1537] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610570
[   40.378557][ T1537] RBP: ff11000010482000 R08: 1fe22000018c20af R09: ff110000107ed180
[   40.378879][ T1537] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.379212][ T1537] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   40.379533][ T1537] FS:  00007fb1a110c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   40.379955][ T1537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.380244][ T1537] CR2: 0000000001785a28 CR3: 000000001030c004 CR4: 0000000000771ef0
[   40.380569][ T1537] PKRU: 55555554
[   40.380732][ T1537] Call Trace:
[   40.380894][ T1537]  <TASK>
[   40.381019][ T1537]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.381242][ T1537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.381413][ T1537]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   40.381628][ T1537]  __dev_notify_flags (net/core/dev.c:9787)
[   40.381846][ T1537]  ? netif_change_name (net/core/dev.c:1495)
[   40.382081][ T1537]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   40.382297][ T1537]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   40.382515][ T1537]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.382732][ T1537] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   40.382989][ T1537]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   40.383218][ T1537] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   40.383455][ T1537]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   40.383677][ T1537]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   40.383889][ T1537]  ? nla_strscpy (lib/nlattr.c:795)
[   40.384108][ T1537]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   40.384319][ T1537]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.384522][ T1537]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.384732][ T1537]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.384956][ T1537]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.385186][ T1537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.385401][ T1537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.385625][ T1537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.385836][ T1537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.386076][ T1537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.386286][ T1537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.386500][ T1537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.386709][ T1537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.386916][ T1537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.387140][ T1537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.387345][ T1537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.387549][ T1537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.387762][ T1537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.387981][ T1537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.388227][ T1537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.388436][ T1537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.388647][ T1537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.388879][ T1537]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.389257][ T1537]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.389464][ T1537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.389676][ T1537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.389885][ T1537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.390287][ T1537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.390497][ T1537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.390706][ T1537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.390918][ T1537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.391297][ T1537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.391533][ T1537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.391790][ T1537]  ? move_addr_to_kernel (net/socket.c:258)
[   40.392011][ T1537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.392224][ T1537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.392447][ T1537]  ___sys_sendmsg (net/socket.c:2752)
[   40.392659][ T1537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.393104][ T1537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.393343][ T1537]  __sys_sendmsg (net/socket.c:2784)
[   40.393560][ T1537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.393766][ T1537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.394197][ T1537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.394406][ T1537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.394619][ T1537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.394828][ T1537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.395210][ T1537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.395421][ T1537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.395678][ T1537] RIP: 0033:0x7fb1a134608e
[   40.395900][ T1537] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.396828][ T1537] RSP: 002b:00007ffc77aaaf50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.397157][ T1537] RAX: ffffffffffffffda RBX: 00007ffc77aab6e8 RCX: 00007fb1a134608e
[   40.397466][ T1537] RDX: 0000000000000000 RSI: 00007ffc77aab000 RDI: 0000000000000005
[   40.397771][ T1537] RBP: 00007ffc77aaaf60 R08: 0000000000000000 R09: 0000000000000000
[   40.398247][ T1537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb93
[   40.398566][ T1537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc77aab6c0
| [   40.454189][ T1538] ------------[ cut here ]------------
| [   40.454434][ T1538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1538
| [   40.454829][ T1538] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.455675][ T1538] Tainted: [W]=WARN
[   40.455827][ T1538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.456083][ T1538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.456342][ T1538] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.457046][ T1538] RSP: 0018:ffa0000003a3f020 EFLAGS: 00010286
[   40.457299][ T1538] RAX: 00000000ffffffa6 RBX: ff11000008b52640 RCX: 1ff4000000747dca
[   40.457589][ T1538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b526f0
[   40.457878][ T1538] RBP: ff11000010482000 R08: 1fe220000116a4df R09: ff110000113d5158
[   40.458184][ T1538] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   40.458478][ T1538] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.458770][ T1538] FS:  00007fb0f9ffa840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   40.459124][ T1538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.459365][ T1538] CR2: 000000003717b988 CR3: 000000000cc26001 CR4: 0000000000771ef0
[   40.459659][ T1538] PKRU: 55555554
[   40.459806][ T1538] Call Trace:
[   40.459952][ T1538]  <TASK>
[   40.460067][ T1538]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.460269][ T1538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.460417][ T1538]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.460610][ T1538]  __dev_notify_flags (net/core/dev.c:9787)
[   40.460805][ T1538]  ? netif_change_name (net/core/dev.c:1495)
[   40.461008][ T1538]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.461217][ T1538]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.461414][ T1538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.461618][ T1538]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   40.461825][ T1538]  netif_change_flags (net/core/dev.c:9820)
[   40.462040][ T1538]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.462234][ T1538]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.462438][ T1538]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.462634][ T1538]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.462878][ T1538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.463086][ T1538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.463279][ T1538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.463477][ T1538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.463690][ T1538]  ? __kernel_text_address (kernel/extable.c:79)
[   40.463893][ T1538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.464111][ T1538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.464311][ T1538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.464510][ T1538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.464705][ T1538]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.464900][ T1538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.465106][ T1538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.465302][ T1538]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.465502][ T1538]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   40.465699][ T1538]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.465890][ T1538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.466096][ T1538]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.466298][ T1538]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.466499][ T1538]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.466698][ T1538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.466898][ T1538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.467108][ T1538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.467303][ T1538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.467498][ T1538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.467696][ T1538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.467891][ T1538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.468100][ T1538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.468301][ T1538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.468509][ T1538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.468710][ T1538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.468906][ T1538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.469118][ T1538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.469313][ T1538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.469515][ T1538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.469714][ T1538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.469918][ T1538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.470124][ T1538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.470319][ T1538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.470517][ T1538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.470710][ T1538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.470908][ T1538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.471118][ T1538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.471317][ T1538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.471518][ T1538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.471716][ T1538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.471915][ T1538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.472126][ T1538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.472326][ T1538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.472519][ T1538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.472767][ T1538]  ? move_addr_to_kernel (net/socket.c:258)
[   40.472965][ T1538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.473172][ T1538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.473369][ T1538]  ___sys_sendmsg (net/socket.c:2752)
[   40.473560][ T1538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.473801][ T1538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.474035][ T1538]  __sys_sendmsg (net/socket.c:2784)
[   40.474232][ T1538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.474430][ T1538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.474679][ T1538]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.474876][ T1538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.475083][ T1538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.475281][ T1538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.475475][ T1538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.475667][ T1538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.475909][ T1538] RIP: 0033:0x7fb0fa23408e
[   40.476127][ T1538] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.476851][ T1538] RSP: 002b:00007ffcc916f9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.477160][ T1538] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0fa23408e
[   40.477456][ T1538] RDX: 0000000000000000 RSI: 00007ffcc916fa80 RDI: 0000000000000005
[   40.477745][ T1538] RBP: 00007ffcc916f9e0 R08: 0000000000000000 R09: 0000000000000000
[   40.478056][ T1538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb93
[   40.478348][ T1538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9170140
| [   40.785362][ T1561] ------------[ cut here ]------------
| [   40.785571][ T1561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1561
| [   40.785900][ T1561] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.786561][ T1561] Tainted: [W]=WARN
[   40.786676][ T1561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.786868][ T1561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.787086][ T1561] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.787618][ T1561] RSP: 0018:ffa0000003b7ef70 EFLAGS: 00010286
[   40.787810][ T1561] RAX: 00000000ffffffa6 RBX: ff1100000c457240 RCX: 1ff400000076fdb4
[   40.788057][ T1561] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4572f0
[   40.788283][ T1561] RBP: ff11000005002000 R08: 1fe220000188ae5f R09: ff11000012205180
[   40.788507][ T1561] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   40.788723][ T1561] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   40.788943][ T1561] FS:  00007febc987a840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   40.789213][ T1561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.789397][ T1561] CR2: 000000001e6eca28 CR3: 000000000f12a005 CR4: 0000000000771ef0
[   40.789617][ T1561] PKRU: 55555554
[   40.789729][ T1561] Call Trace:
[   40.789839][ T1561]  <TASK>
[   40.789916][ T1561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.790430][ T1561]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   40.790581][ T1561]  notifier_call_chain (kernel/notifier.c:85)
[   40.790732][ T1561]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   40.790884][ T1561]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   40.793790][ T1561]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   40.793954][ T1561]  netdev_upper_dev_link (net/core/dev.c:8972)
[   40.794114][ T1561]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   40.794262][ T1561] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   40.794415][ T1561]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   40.794567][ T1561] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   40.794717][ T1561]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   40.794868][ T1561]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   40.795036][ T1561]  ? nla_strscpy (lib/nlattr.c:795)
[   40.795185][ T1561]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   40.795332][ T1561]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.795484][ T1561]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.795632][ T1561]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.795787][ T1561]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.795939][ T1561]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.796106][ T1561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.796255][ T1561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.796403][ T1561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.796547][ T1561]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.796698][ T1561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.796853][ T1561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.797008][ T1561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.797164][ T1561]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.797311][ T1561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.797456][ T1561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.797603][ T1561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.797750][ T1561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.797895][ T1561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.798055][ T1561]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.798206][ T1561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.798357][ T1561]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.798509][ T1561]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.798654][ T1561]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.798804][ T1561]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.798950][ T1561]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.799110][ T1561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.799259][ T1561]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.799406][ T1561]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.799557][ T1561]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.799706][ T1561]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.799855][ T1561]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.800008][ T1561]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.800201][ T1561]  ? move_addr_to_kernel (net/socket.c:258)
[   40.800352][ T1561]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.800499][ T1561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.800649][ T1561]  ___sys_sendmsg (net/socket.c:2752)
[   40.800799][ T1561]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.800990][ T1561]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.801155][ T1561]  __sys_sendmsg (net/socket.c:2784)
[   40.801307][ T1561]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.801451][ T1561]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.801638][ T1561]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.801784][ T1561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.801932][ T1561]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.802092][ T1561]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.802237][ T1561]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.802385][ T1561]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.802567][ T1561] RIP: 0033:0x7febc9ab408e
[   40.802726][ T1561] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.803254][ T1561] RSP: 002b:00007ffcf82b7ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.803479][ T1561] RAX: ffffffffffffffda RBX: 00007ffcf82b8340 RCX: 00007febc9ab408e
[   40.803699][ T1561] RDX: 0000000000000000 RSI: 00007ffcf82b7c50 RDI: 0000000000000005
[   40.803919][ T1561] RBP: 00007ffcf82b7bb0 R08: 0000000000000000 R09: 0000000000000000
[   40.804152][ T1561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb94
[   40.804372][ T1561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf82b8318
| [   40.806127][ T1561] ------------[ cut here ]------------
| [   40.806273][ T1561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1561
| [   40.806567][ T1561] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.807176][ T1561] Tainted: [W]=WARN
[   40.807287][ T1561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.807473][ T1561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.807662][ T1561] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.808198][ T1561] RSP: 0018:ffa0000003b7efd0 EFLAGS: 00010286
[   40.808381][ T1561] RAX: 00000000ffffffa6 RBX: ff1100000c456940 RCX: 1ff400000076fdc0
[   40.808601][ T1561] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4569f0
[   40.808822][ T1561] RBP: ff110000101a2000 R08: 1fe220000188ad3f R09: ff11000012205180
[   40.809061][ T1561] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.809284][ T1561] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101a2e04
[   40.809508][ T1561] FS:  00007febc987a840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   40.809763][ T1561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.809947][ T1561] CR2: 000000001e6eca28 CR3: 000000000f12a005 CR4: 0000000000771ef0
[   40.810175][ T1561] PKRU: 55555554
[   40.810288][ T1561] Call Trace:
[   40.810400][ T1561]  <TASK>
[   40.810477][ T1561]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.810624][ T1561]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.810739][ T1561]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   40.810885][ T1561]  __dev_notify_flags (net/core/dev.c:9787)
[   40.811042][ T1561]  ? netif_change_name (net/core/dev.c:1495)
[   40.811188][ T1561]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   40.811334][ T1561]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   40.811479][ T1561]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.811626][ T1561] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   40.811790][ T1561]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   40.811947][ T1561] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   40.812113][ T1561]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   40.812267][ T1561]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   40.812416][ T1561]  ? nla_strscpy (lib/nlattr.c:795)
[   40.812566][ T1561]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   40.812717][ T1561]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.812864][ T1561]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.813026][ T1561]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.813181][ T1561]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.813331][ T1561]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.813479][ T1561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.813624][ T1561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.813769][ T1561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.813915][ T1561]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.814071][ T1561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.814227][ T1561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.814375][ T1561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.814520][ T1561]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.814670][ T1561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.814814][ T1561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.814961][ T1561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.815127][ T1561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.815274][ T1561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.815423][ T1561]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.815568][ T1561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.815716][ T1561]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.815866][ T1561]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.816035][ T1561]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.816182][ T1561]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.816329][ T1561]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.816475][ T1561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.816623][ T1561]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.816770][ T1561]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.816919][ T1561]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.817082][ T1561]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.817227][ T1561]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.817372][ T1561]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.817552][ T1561]  ? move_addr_to_kernel (net/socket.c:258)
[   40.817703][ T1561]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.817848][ T1561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.818003][ T1561]  ___sys_sendmsg (net/socket.c:2752)
[   40.818161][ T1561]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.818343][ T1561]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.818503][ T1561]  __sys_sendmsg (net/socket.c:2784)
[   40.818653][ T1561]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.818797][ T1561]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.818989][ T1561]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.819139][ T1561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.819285][ T1561]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.819434][ T1561]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.819584][ T1561]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.819739][ T1561]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.819919][ T1561] RIP: 0033:0x7febc9ab408e
[   40.820087][ T1561] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.820605][ T1561] RSP: 002b:00007ffcf82b7ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.820831][ T1561] RAX: ffffffffffffffda RBX: 00007ffcf82b8340 RCX: 00007febc9ab408e
[   40.821061][ T1561] RDX: 0000000000000000 RSI: 00007ffcf82b7c50 RDI: 0000000000000005
[   40.821279][ T1561] RBP: 00007ffcf82b7bb0 R08: 0000000000000000 R09: 0000000000000000
[   40.821498][ T1561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb94
[   40.821724][ T1561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf82b8318
| [   40.868335][ T1562] ------------[ cut here ]------------
| [   40.868645][ T1562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1562
| [   40.869166][ T1562] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.870175][ T1562] Tainted: [W]=WARN
[   40.870390][ T1562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.870710][ T1562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.871073][ T1562] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.871879][ T1562] RSP: 0018:ffa0000003b7f020 EFLAGS: 00010286
[   40.872218][ T1562] RAX: 00000000ffffffa6 RBX: ff1100000c7493c0 RCX: 1ff400000076fdca
[   40.872587][ T1562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749470
[   40.872955][ T1562] RBP: ff110000101a2000 R08: 1fe22000018e928f R09: ff11000012202e58
[   40.873347][ T1562] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   40.873722][ T1562] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.874122][ T1562] FS:  00007f3248e5a840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   40.874550][ T1562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.874927][ T1562] CR2: 0000000017b26988 CR3: 0000000004bcf004 CR4: 0000000000771ef0
[   40.875325][ T1562] PKRU: 55555554
[   40.875537][ T1562] Call Trace:
[   40.875752][ T1562]  <TASK>
[   40.875921][ T1562]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.876234][ T1562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.876454][ T1562]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.876722][ T1562]  __dev_notify_flags (net/core/dev.c:9787)
[   40.877011][ T1562]  ? netif_change_name (net/core/dev.c:1495)
[   40.877315][ T1562]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.877627][ T1562]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.877892][ T1562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.878200][ T1562]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   40.878474][ T1562]  netif_change_flags (net/core/dev.c:9820)
[   40.878740][ T1562]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.879030][ T1562]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.879340][ T1562]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.879611][ T1562]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.879965][ T1562]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.880259][ T1562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.880531][ T1562]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.880799][ T1562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.881087][ T1562]  ? __kernel_text_address (kernel/extable.c:79)
[   40.881356][ T1562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.881629][ T1562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.881892][ T1562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.882184][ T1562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.882452][ T1562]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.882714][ T1562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.882996][ T1562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.883267][ T1562]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.883538][ T1562]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   40.883805][ T1562]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.884126][ T1562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.884395][ T1562]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.884662][ T1562]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.884935][ T1562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.885229][ T1562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.885492][ T1562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.885756][ T1562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.886033][ T1562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.886300][ T1562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.886572][ T1562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.886834][ T1562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.887121][ T1562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.887384][ T1562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.887653][ T1562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.887921][ T1562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.888202][ T1562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.888477][ T1562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.888742][ T1562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.889042][ T1562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.889304][ T1562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.889578][ T1562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.889845][ T1562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.890141][ T1562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.890574][ T1562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.891005][ T1562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.891283][ T1562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.891552][ T1562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.891965][ T1562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.892265][ T1562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.892529][ T1562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.892797][ T1562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.893093][ T1562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.893360][ T1562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.893627][ T1562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.893936][ T1562]  ? move_addr_to_kernel (net/socket.c:258)
[   40.894231][ T1562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.894495][ T1562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.894761][ T1562]  ___sys_sendmsg (net/socket.c:2752)
[   40.895045][ T1562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.895512][ T1562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.895799][ T1562]  __sys_sendmsg (net/socket.c:2784)
[   40.896088][ T1562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.896504][ T1562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.896826][ T1562]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.897112][ T1562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.897525][ T1562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.897931][ T1562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.898218][ T1562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.898482][ T1562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.898949][ T1562] RIP: 0033:0x7f324909408e
[   40.899245][ T1562] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.900214][ T1562] RSP: 002b:00007ffcdf96a8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.900582][ T1562] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f324909408e
[   40.900949][ T1562] RDX: 0000000000000000 RSI: 00007ffcdf96a970 RDI: 0000000000000005
[   40.901475][ T1562] RBP: 00007ffcdf96a8d0 R08: 0000000000000000 R09: 0000000000000000
[   40.901837][ T1562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb94
[   40.902376][ T1562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdf96b030
| [   41.251399][ T1589] ------------[ cut here ]------------
| [   41.251709][ T1589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1589
| [   41.252317][ T1589] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.253523][ T1589] Tainted: [W]=WARN
[   41.253863][ T1589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.254225][ T1589] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.254537][ T1589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.255302][ T1589] RSP: 0018:ffa0000003ccf060 EFLAGS: 00010286
[   41.255610][ T1589] RAX: 00000000ffffffa6 RBX: ff1100000c7490c0 RCX: 1ff4000000799dd2
[   41.255955][ T1589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749170
[   41.256333][ T1589] RBP: ff1100000206c000 R08: 1fe22000018e922f R09: ff11000011688b58
[   41.256686][ T1589] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.257054][ T1589] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003ccf100
[   41.257403][ T1589] FS:  00007fa3cf0f9840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   41.257796][ T1589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.258125][ T1589] CR2: 000000002e15d988 CR3: 00000000103c7005 CR4: 0000000000771ef0
[   41.258482][ T1589] PKRU: 55555554
[   41.258691][ T1589] Call Trace:
[   41.258894][ T1589]  <TASK>
[   41.259073][ T1589]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.259345][ T1589]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.259555][ T1589]  netif_close_many (net/core/dev.c:1804)
[   41.259813][ T1589]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.260089][ T1589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.260349][ T1589]  ? __dev_close_many (net/core/dev.c:1781)
[   41.260580][ T1589]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.260868][ T1589]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.261184][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.261424][ T1589]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.261712][ T1589]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.261938][ T1589]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.262189][ T1589]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.262463][ T1589]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.262677][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.262907][ T1589]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.263151][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.263367][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.263622][ T1589]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.263879][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.264159][ T1589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.264459][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.264712][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.264938][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.265183][ T1589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.265413][ T1589]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.265661][ T1589]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.265895][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.266163][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.266392][ T1589]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.266632][ T1589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.266874][ T1589]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.267118][ T1589]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.267357][ T1589]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.267618][ T1589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.267878][ T1589]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.268164][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.268425][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.268668][ T1589]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.268894][ T1589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.269146][ T1589]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.269404][ T1589]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.269637][ T1589]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.269869][ T1589]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.270119][ T1589]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.270345][ T1589]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.270570][ T1589]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.270819][ T1589]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.271090][ T1589]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.271340][ T1589]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.271586][ T1589]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.271823][ T1589]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.272127][ T1589]  ? move_addr_to_kernel (net/socket.c:258)
[   41.272392][ T1589]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.272658][ T1589]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.272925][ T1589]  ___sys_sendmsg (net/socket.c:2752)
[   41.273208][ T1589]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.273527][ T1589]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.273789][ T1589]  __sys_sendmsg (net/socket.c:2784)
[   41.274034][ T1589]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.274253][ T1589]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.274522][ T1589]  ? 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)
[   41.274742][ T1589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.274986][ T1589]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.275247][ T1589]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.275471][ T1589]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.275702][ T1589]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.275996][ T1589] RIP: 0033:0x7fa3cf33308e
[   41.276249][ T1589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.276904][ T1589] RSP: 002b:00007ffc96ad2c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.277237][ T1589] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa3cf33308e
[   41.277548][ T1589] RDX: 0000000000000000 RSI: 00007ffc96ad2d20 RDI: 0000000000000005
[   41.277886][ T1589] RBP: 00007ffc96ad2c80 R08: 0000000000000000 R09: 0000000000000000
[   41.278219][ T1589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb94
[   41.278539][ T1589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc96ad33e0
| [   41.283276][ T1589] ------------[ cut here ]------------
| [   41.283510][ T1589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1589
| [   41.283889][ T1589] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.284689][ T1589] Tainted: [W]=WARN
[   41.284849][ T1589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.285105][ T1589] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.285345][ T1589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.286012][ T1589] RSP: 0018:ffa0000003ccf190 EFLAGS: 00010286
[   41.286269][ T1589] RAX: 00000000ffffffa6 RBX: ff110000090a96c0 RCX: 1ff4000000799df8
[   41.286542][ T1589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9770
[   41.286825][ T1589] RBP: ff1100000206c000 R08: 1fe22000012152ef R09: ff11000011688b58
[   41.287118][ T1589] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.287394][ T1589] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.287674][ T1589] FS:  00007fa3cf0f9840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   41.288072][ T1589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.288297][ T1589] CR2: 0000561b07814d5c CR3: 00000000103c7002 CR4: 0000000000771ef0
[   41.288581][ T1589] PKRU: 55555554
[   41.288716][ T1589] Call Trace:
[   41.288854][ T1589]  <TASK>
[   41.288948][ T1589]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.289204][ T1589]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.289452][ T1589]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.289657][ T1589]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.289863][ T1589]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.290121][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.290304][ T1589]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.290487][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.290671][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.290859][ T1589]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.291056][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.291242][ T1589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.291467][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.291656][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.291832][ T1589]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.292021][ T1589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.292209][ T1589]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.292389][ T1589]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.292576][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.292756][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.292943][ T1589]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.293134][ T1589]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.293318][ T1589]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.293503][ T1589]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.293687][ T1589]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.293871][ T1589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.294064][ T1589]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.294245][ T1589]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.294425][ T1589]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.294614][ T1589]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.294809][ T1589]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.295025][ T1589]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.295221][ T1589]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.295404][ T1589]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.295589][ T1589]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.295774][ T1589]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.295965][ T1589]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.296165][ T1589]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.296345][ T1589]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.296539][ T1589]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.296736][ T1589]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.296913][ T1589]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.297108][ T1589]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.297337][ T1589]  ? move_addr_to_kernel (net/socket.c:258)
[   41.297530][ T1589]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.297720][ T1589]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.297909][ T1589]  ___sys_sendmsg (net/socket.c:2752)
[   41.298103][ T1589]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.298336][ T1589]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.298556][ T1589]  __sys_sendmsg (net/socket.c:2784)
[   41.298747][ T1589]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.298936][ T1589]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.299184][ T1589]  ? 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)
[   41.299368][ T1589]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.299576][ T1589]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.299775][ T1589]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.299978][ T1589]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.300188][ T1589]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.300425][ T1589] RIP: 0033:0x7fa3cf33308e
[   41.300624][ T1589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.301367][ T1589] RSP: 002b:00007ffc96ad2c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.301681][ T1589] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa3cf33308e
[   41.301996][ T1589] RDX: 0000000000000000 RSI: 00007ffc96ad2d20 RDI: 0000000000000005
[   41.302302][ T1589] RBP: 00007ffc96ad2c80 R08: 0000000000000000 R09: 0000000000000000
[   41.302602][ T1589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb94
[   41.302898][ T1589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc96ad33e0
| [   41.562507][  T166] ------------[ cut here ]------------
| [   41.562776][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.563187][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.563945][  T166] Tainted: [W]=WARN
[   41.564081][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.564272][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.564689][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.565259][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   41.565451][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c748ac0 RCX: 1ff4000000108ebf
[   41.565679][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748b70
[   41.565905][  T166] RBP: ff11000005002000 R08: 1fe22000018e916f R09: ff1100000cab2f20
[   41.566140][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   41.566365][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   41.566592][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.566960][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.567162][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.567389][  T166] PKRU: 55555554
[   41.567504][  T166] Call Trace:
[   41.567642][  T166]  <TASK>
[   41.567761][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.568003][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.568185][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.568414][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.568618][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.568766][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.568919][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.569087][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   41.569274][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   41.569459][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.569610][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.569758][  T166]  ? __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)
[   41.569908][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.570065][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.570252][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.570403][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.570555][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.570704][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.570853][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.571012][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.571167][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.571318][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.571477][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.571629][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.571816][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.572011][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.572169][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.572319][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.572510][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.572658][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.572806][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.572953][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.573114][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.573230][  T166]  new_sync_write (fs/read_write.c:595)
[   41.573379][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.573527][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.573704][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.573854][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.574013][  T166]  vfs_write (fs/read_write.c:688)
[   41.574133][  T166]  ksys_write (fs/read_write.c:740)
[   41.574246][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.574394][  T166]  ? 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)
[   41.574547][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.574695][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.574860][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.575098][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.575294][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.575481][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.575635][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.576201][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.576457][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.576680][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.576914][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.577147][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.577369][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.587766][  T166] ------------[ cut here ]------------
| [   41.587954][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.588274][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.588934][  T166] Tainted: [W]=WARN
[   41.589065][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.589264][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.589462][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.590009][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   41.590206][  T166] RAX: 00000000ffffffa6 RBX: ff1100001045e940 RCX: 1ff4000000108e81
[   41.590436][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e9f0
[   41.590665][  T166] RBP: ff110000101a2000 R08: 1fe220000208bd3f R09: ff1100000cab2ef8
[   41.590891][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   41.591131][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482000
[   41.591361][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.591631][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.591825][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.592067][  T166] PKRU: 55555554
[   41.592210][  T166] Call Trace:
[   41.592329][  T166]  <TASK>
[   41.592411][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.592569][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.592685][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.592839][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.593000][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.593157][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.593350][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.593544][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.593703][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.593896][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.594130][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.594350][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.594509][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.594666][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.594856][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.595153][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.595305][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.595459][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.595616][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.595774][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.595929][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.596190][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.596345][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.596501][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.596656][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.596851][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.597149][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.597302][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.597460][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.597651][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.597804][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.597960][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.598123][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.598275][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.598389][  T166]  new_sync_write (fs/read_write.c:595)
[   41.598543][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.598698][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.598854][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.599016][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.599184][  T166]  vfs_write (fs/read_write.c:688)
[   41.599304][  T166]  ksys_write (fs/read_write.c:740)
[   41.599425][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.599581][  T166]  ? 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)
[   41.599739][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.599893][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.600056][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.600209][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.600364][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.600555][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.600717][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.601267][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.601505][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.601739][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.601967][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.602214][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.602515][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.606534][  T166] ------------[ cut here ]------------
| [   41.606702][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.607014][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.607711][  T166] Tainted: [W]=WARN
[   41.607828][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.608033][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.608237][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.608788][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   41.608988][  T166] RAX: 00000000ffffffa6 RBX: ff1100001045f840 RCX: 1ff4000000108e81
[   41.609221][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f8f0
[   41.609450][  T166] RBP: ff11000010482000 R08: 1fe220000208bf1f R09: ff1100000cab2ef8
[   41.609702][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   41.609931][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1a000
[   41.610171][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.610437][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.610644][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.610934][  T166] PKRU: 55555554
[   41.611061][  T166] Call Trace:
[   41.611176][  T166]  <TASK>
[   41.611257][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.611414][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.611569][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.611725][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.611844][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.612002][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.612161][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.612311][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.612502][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.612690][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.612848][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.613053][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.613208][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.613403][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.613560][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.613716][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.613908][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.614105][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.614260][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.614412][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.614564][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.614720][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.614874][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.615038][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.615193][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.615351][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.615507][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.615700][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.615892][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.616059][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.616215][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.616407][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.616563][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.616718][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.616870][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.617034][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.617149][  T166]  new_sync_write (fs/read_write.c:595)
[   41.617303][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.617456][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.617611][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.617768][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.617925][  T166]  vfs_write (fs/read_write.c:688)
[   41.618053][  T166]  ksys_write (fs/read_write.c:740)
[   41.618169][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.618321][  T166]  ? 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)
[   41.618489][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.618700][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.618853][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.619015][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.619173][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.619362][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.619522][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.620069][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.620299][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.620528][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.620759][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.620994][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.621226][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.626180][  T166] ------------[ cut here ]------------
| [   41.626355][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.626656][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.627497][  T166] Tainted: [W]=WARN
[   41.627613][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.627803][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.628008][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.628563][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   41.628756][  T166] RAX: 00000000ffffffa6 RBX: ff11000004aa6040 RCX: 1ff4000000108e81
[   41.628987][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa60f0
[   41.629219][  T166] RBP: ff1100000cc1a000 R08: 1fe2200000954c1f R09: ff1100000cab2ef8
[   41.629447][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   41.629679][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaa000
[   41.629907][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.630183][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.630376][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.630607][  T166] PKRU: 55555554
[   41.630722][  T166] Call Trace:
[   41.630836][  T166]  <TASK>
[   41.630916][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.631079][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.631233][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.631388][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.631505][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.631661][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.631815][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.632064][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.632258][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.632448][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.632606][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.632799][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.632960][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.633264][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.633421][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.633580][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.633771][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.633960][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.634192][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.634347][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.634500][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.634655][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.634808][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.634962][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.635193][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.635350][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.635511][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.635701][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.635896][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.636130][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.636285][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.636506][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.636733][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.636891][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.637123][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.637276][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.637390][  T166]  new_sync_write (fs/read_write.c:595)
[   41.637546][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.637700][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.637853][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.638104][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.638325][  T166]  vfs_write (fs/read_write.c:688)
[   41.638457][  T166]  ksys_write (fs/read_write.c:740)
[   41.638574][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.638724][  T166]  ? 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)
[   41.638877][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.639108][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.639264][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.639420][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.639578][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.639768][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.639928][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.640761][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.641072][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.641328][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.641575][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.641801][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.642105][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.656222][  T166] ------------[ cut here ]------------
| [   41.656538][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   41.656889][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.657599][  T166] Tainted: [W]=WARN
[   41.657716][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.657906][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.658121][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.658671][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   41.658867][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cdd7240 RCX: 1ff4000000108e81
[   41.659136][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd72f0
[   41.659367][  T166] RBP: ff1100000cbaa000 R08: 1fe22000019bae5f R09: ff1100000cab2ef8
[   41.659600][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   41.659831][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fa000
[   41.660076][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   41.660348][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.660595][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   41.660920][  T166] PKRU: 55555554
[   41.661077][  T166] Call Trace:
[   41.661194][  T166]  <TASK>
[   41.661275][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.661433][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.661588][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.661782][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.661947][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.662123][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.662276][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.662430][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.662650][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.662891][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.663068][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.663262][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.663417][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.663688][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.663850][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.664015][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.664232][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.664427][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.664656][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.664811][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.664964][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.665209][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.665436][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.665595][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.665753][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.665910][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.666083][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.666285][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.666479][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.666633][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.666789][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.666990][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.667146][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.667299][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.667451][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.667604][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.667721][  T166]  new_sync_write (fs/read_write.c:595)
[   41.667877][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.668047][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.668206][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.668381][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.668541][  T166]  vfs_write (fs/read_write.c:688)
[   41.668704][  T166]  ksys_write (fs/read_write.c:740)
[   41.668869][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.669041][  T166]  ? 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)
[   41.669194][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.669354][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.669510][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.669664][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.669822][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.670023][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.670186][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.670735][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.670975][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.671211][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.671442][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.671675][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.671906][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.675647][  T166] ------------[ cut here ]------------
| [   41.675817][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   41.676801][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.677500][  T166] Tainted: [W]=WARN
[   41.677618][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.677903][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.678231][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.678885][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   41.679101][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a27c0 RCX: 1ff4000000108e81
[   41.679332][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2870
[   41.679562][  T166] RBP: ff1100000d9fa000 R08: 1fe220000127450f R09: ff1100000cab2ef8
[   41.679796][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   41.680039][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8a2000
[   41.680273][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   41.680544][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.680744][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   41.680980][  T166] PKRU: 55555554
[   41.681102][  T166] Call Trace:
[   41.681221][  T166]  <TASK>
[   41.681300][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.681457][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.681610][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.681770][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.681888][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.682072][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.682236][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.682391][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.682583][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.682778][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.682938][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.683146][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.683302][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.683498][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.683657][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.683813][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.684039][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.684333][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.684504][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.684658][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.684812][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.684980][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.685142][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.685297][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.685455][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.685619][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.685777][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.685977][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.686175][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.686331][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.686487][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.686684][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.686838][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.686999][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.687206][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.687413][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.687569][  T166]  new_sync_write (fs/read_write.c:595)
[   41.687777][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.687992][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.688209][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.688458][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.688672][  T166]  vfs_write (fs/read_write.c:688)
[   41.688829][  T166]  ksys_write (fs/read_write.c:740)
[   41.688975][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.689136][  T166]  ? 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)
[   41.689291][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.689446][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.689603][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.689759][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.689914][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.690116][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.690326][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.691123][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.691447][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.691802][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.692153][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.692484][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.692846][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.698652][  T166] ------------[ cut here ]------------
| [   41.698830][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   41.699172][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.700107][  T166] Tainted: [W]=WARN
[   41.700230][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.700494][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.700698][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.701326][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   41.701523][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c457240 RCX: 1ff4000000108e81
[   41.701752][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4572f0
[   41.702057][  T166] RBP: ff1100000c8a2000 R08: 1fe220000188ae5f R09: ff1100000cab2ef8
[   41.702293][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   41.702523][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   41.702756][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   41.703104][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.703298][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   41.703532][  T166] PKRU: 55555554
[   41.703647][  T166] Call Trace:
[   41.703764][  T166]  <TASK>
[   41.703845][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.704099][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.704259][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.704417][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.704539][  T166]  netif_close_many (net/core/dev.c:1804)
[   41.704695][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.704889][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   41.705246][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.705516][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.705709][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.705871][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.706153][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.706310][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.706504][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.706695][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.706936][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.707213][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.707408][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.707567][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.707722][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.707878][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.708141][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.708295][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.708452][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.708686][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.708934][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.709300][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.709603][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.709899][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.710265][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.710508][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.710813][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.711192][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.711447][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.711685][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.711928][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.712241][  T166]  new_sync_write (fs/read_write.c:595)
[   41.712494][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.712741][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.713098][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.713340][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.713579][  T166]  vfs_write (fs/read_write.c:688)
[   41.713756][  T166]  ksys_write (fs/read_write.c:740)
[   41.713933][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.714216][  T166]  ? 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)
[   41.714371][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.714526][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.714679][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.714838][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.715069][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.715353][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.715575][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.716241][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.716479][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.716711][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.716942][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.717249][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.717481][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.722879][  T166] ------------[ cut here ]------------
| [   41.723232][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   41.723757][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.724883][  T166] Tainted: [W]=WARN
[   41.725151][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.725503][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.725865][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.726767][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   41.727141][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cb1aac0 RCX: 1ff4000000108ea7
[   41.727547][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1ab70
[   41.727949][  T166] RBP: ff110000101a2000 R08: 1fe220000196356f R09: ff1100000cab2ef8
[   41.728372][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   41.728778][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.729203][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   41.729666][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.730033][  T166] CR2: 00007f13a274b2a0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   41.730442][  T166] PKRU: 55555554
[   41.730672][  T166] Call Trace:
[   41.730901][  T166]  <TASK>
[   41.731099][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.731456][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.731806][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.732133][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.732515][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.732814][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.733139][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.733466][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.733800][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.734116][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.734407][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.734693][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.735011][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.735310][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.735602][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.735893][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.736216][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.736506][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.736871][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.737258][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.737551][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.737846][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.738222][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.738516][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.738806][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.739119][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.739410][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.739643][  T166]  new_sync_write (fs/read_write.c:595)
[   41.739938][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.740268][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.740561][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.740851][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.741175][  T166]  vfs_write (fs/read_write.c:688)
[   41.741411][  T166]  ksys_write (fs/read_write.c:740)
[   41.741652][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.741939][  T166]  ? 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)
[   41.742252][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.742546][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.742834][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.743149][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.743445][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.743799][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.744159][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.745081][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.745489][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.745899][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.746328][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.746733][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.747170][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.753308][  T166] ------------[ cut here ]------------
| [   41.753557][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.753947][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.755044][  T166] Tainted: [W]=WARN
[   41.755210][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.755429][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.755629][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.756292][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   41.756486][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cb1b540 RCX: 1ff4000000108ea7
[   41.756711][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb1b5f0
[   41.756932][  T166] RBP: ff11000010482000 R08: 1fe22000019636bf R09: ff1100000cab2ef8
[   41.757167][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.757385][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.757608][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.757885][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.758089][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.758312][  T166] PKRU: 55555554
[   41.758424][  T166] Call Trace:
[   41.758547][  T166]  <TASK>
[   41.758625][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.758819][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.759038][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.759192][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.759380][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.759531][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.759687][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.759873][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.760072][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.760218][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.760365][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.760514][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.760663][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.760811][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.760960][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.761131][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.761283][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.761436][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.761620][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.761804][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.761954][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.762110][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.762300][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.762448][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.762597][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.762795][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.762976][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.763094][  T166]  new_sync_write (fs/read_write.c:595)
[   41.763248][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.763423][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.763589][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.763749][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.763906][  T166]  vfs_write (fs/read_write.c:688)
[   41.764031][  T166]  ksys_write (fs/read_write.c:740)
[   41.764198][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.764414][  T166]  ? 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)
[   41.764638][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.764877][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.765076][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.765224][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.765373][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.765558][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.765714][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.766254][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.766480][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.766699][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.766919][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.767155][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.767375][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.772205][  T166] ------------[ cut here ]------------
| [   41.772370][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.772665][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.773326][  T166] Tainted: [W]=WARN
[   41.773441][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.773626][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.773821][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.774364][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   41.774555][  T166] RAX: 00000000ffffffa6 RBX: ff11000004aa70c0 RCX: 1ff4000000108ea7
[   41.774777][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7170
[   41.775007][  T166] RBP: ff1100000cc1a000 R08: 1fe2200000954e2f R09: ff1100000cab2ef8
[   41.775241][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.775463][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.775687][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.775950][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.776156][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.776381][  T166] PKRU: 55555554
[   41.776494][  T166] Call Trace:
[   41.776606][  T166]  <TASK>
[   41.776685][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.776876][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.777081][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.777240][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.777428][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.777583][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.777739][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.777928][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.778127][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.778277][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.778427][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.778577][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.778734][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.778884][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.779046][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.779200][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.779354][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.779508][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.779696][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.779884][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.780047][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.780200][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.780388][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.780543][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.780696][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.780854][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.781009][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.781128][  T166]  new_sync_write (fs/read_write.c:595)
[   41.781281][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.781434][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.781587][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.781737][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.781894][  T166]  vfs_write (fs/read_write.c:688)
[   41.782152][  T166]  ksys_write (fs/read_write.c:740)
[   41.782267][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.782417][  T166]  ? 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)
[   41.782567][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.782722][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.782870][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.783338][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.783493][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.783784][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.783940][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.784910][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.785302][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.786112][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.786583][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.787349][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.787586][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.795710][  T166] ------------[ cut here ]------------
| [   41.795870][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.796182][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.796959][  T166] Tainted: [W]=WARN
[   41.797085][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.797275][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.797474][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.798011][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   41.798204][  T166] RAX: 00000000ffffffa6 RBX: ff11000004aa64c0 RCX: 1ff4000000108ea7
[   41.798439][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6570
[   41.798751][  T166] RBP: ff1100000cbaa000 R08: 1fe2200000954caf R09: ff1100000cab2ef8
[   41.799110][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.799332][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.799585][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.799849][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.800050][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.800272][  T166] PKRU: 55555554
[   41.800388][  T166] Call Trace:
[   41.800501][  T166]  <TASK>
[   41.800577][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.800769][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.800960][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.801127][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.801313][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.801468][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.801621][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.801806][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.801992][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.802147][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.802293][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.802440][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.802593][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.802741][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.802905][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.803067][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.803220][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.803372][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.803558][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.803745][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.803893][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.804062][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.804248][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.804423][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.804577][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.804725][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.804874][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.805053][  T166]  new_sync_write (fs/read_write.c:595)
[   41.805208][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.805357][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.805509][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.805659][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.805824][  T166]  vfs_write (fs/read_write.c:688)
[   41.805939][  T166]  ksys_write (fs/read_write.c:740)
[   41.806063][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.806212][  T166]  ? 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)
[   41.806371][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.806539][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.806688][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.806838][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.806990][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.807181][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.807336][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.807857][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.808095][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.808317][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.808539][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.808916][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.809198][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.814797][  T166] ------------[ cut here ]------------
| [   41.815034][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   41.815460][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.816373][  T166] Tainted: [W]=WARN
[   41.816555][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.816855][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.817188][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.817942][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   41.818193][  T166] RAX: 00000000ffffffa6 RBX: ff1100000cdd6940 RCX: 1ff4000000108ea7
[   41.818422][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdd69f0
[   41.818644][  T166] RBP: ff1100000d9fa000 R08: 1fe22000019bad3f R09: ff1100000cab2ef8
[   41.818864][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.819101][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.819324][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   41.819661][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.819870][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.820182][  T166] PKRU: 55555554
[   41.820299][  T166] Call Trace:
[   41.820411][  T166]  <TASK>
[   41.820490][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.820685][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.820872][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.821042][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.821233][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.821387][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.821542][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.821730][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.821913][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.822104][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.822253][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.822404][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.822555][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.822704][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.822852][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.823009][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.823165][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.823327][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.823516][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.823699][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.823847][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.824001][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.824192][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.824338][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.824484][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.824734][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.824883][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.825702][  T166]  new_sync_write (fs/read_write.c:595)
[   41.825855][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.826084][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.826235][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.826383][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.826534][  T166]  vfs_write (fs/read_write.c:688)
[   41.826648][  T166]  ksys_write (fs/read_write.c:740)
[   41.826760][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.826923][  T166]  ? 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)
[   41.827150][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.827301][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.827447][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.827595][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.827743][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.827926][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.828158][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.828682][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.828910][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.829213][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.829438][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.829657][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.829876][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.836203][  T166] ------------[ cut here ]------------
| [   41.836405][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   41.836722][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.837428][  T166] Tainted: [W]=WARN
[   41.837542][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.837727][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.837922][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.838475][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   41.838666][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c8d2040 RCX: 1ff4000000108ea7
[   41.838887][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d20f0
[   41.839121][  T166] RBP: ff1100000c8a2000 R08: 1fe220000191a41f R09: ff1100000cab2ef8
[   41.839342][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   41.839563][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.839786][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   41.840072][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.840265][  T166] CR2: 00005576eb656e80 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.840489][  T166] PKRU: 55555554
[   41.840602][  T166] Call Trace:
[   41.840722][  T166]  <TASK>
[   41.840802][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.841002][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.841195][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.841351][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.841540][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.841695][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   41.841918][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.842218][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.842500][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.842730][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.842901][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.843067][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.843219][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.843369][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.843527][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.843677][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.843832][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.843989][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.844186][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.844380][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.844531][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.844680][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.844866][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.845028][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.845179][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.845329][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.845477][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.845588][  T166]  new_sync_write (fs/read_write.c:595)
[   41.845737][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.845885][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.846044][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.846194][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.846346][  T166]  vfs_write (fs/read_write.c:688)
[   41.846460][  T166]  ksys_write (fs/read_write.c:740)
[   41.846573][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.846720][  T166]  ? 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)
[   41.846869][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.847031][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.847180][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.847329][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.847477][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.847663][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.847822][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.848360][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.848589][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.848811][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.849044][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.849268][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.849501][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.852711][  T166] ------------[ cut here ]------------
| [   41.852863][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   41.853693][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.854354][  T166] Tainted: [W]=WARN
[   41.854465][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.854648][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.854840][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.855362][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   41.855541][  T166] RAX: 00000000ffffffa6 RBX: ff110000115070c0 RCX: 1ff4000000108eef
[   41.855753][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011507170
[   41.855965][  T166] RBP: ff11000005002000 R08: 1fe22000022a0e2f R09: ff1100000cab2ef8
[   41.856201][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   41.856429][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.856658][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   41.856911][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.857105][  T166] CR2: 00005576eb656e80 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   41.857323][  T166] PKRU: 55555554
[   41.857431][  T166] Call Trace:
[   41.857538][  T166]  <TASK>
[   41.857613][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.857794][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.857978][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.858141][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.858284][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.858429][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.858577][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.858721][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.858864][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.859097][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.859339][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   41.859510][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.859690][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.859873][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.860127][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.860274][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.860451][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.860594][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.860735][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.860877][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.861159][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.861267][  T166]  new_sync_write (fs/read_write.c:595)
[   41.861410][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.861554][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.861696][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.861838][  T166]  ? ksys_write (fs/read_write.c:740)
[   41.862102][  T166]  vfs_write (fs/read_write.c:688)
[   41.862213][  T166]  ksys_write (fs/read_write.c:740)
[   41.862320][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.862462][  T166]  ? 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)
[   41.862604][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.862747][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.862888][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.863157][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.863299][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.863478][  T166] RIP: 0033:0x7fd8e6c0c08e
[   41.863624][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.864256][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.864477][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   41.864689][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   41.864902][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   41.865240][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.865453][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   41.938719][ T1611] ------------[ cut here ]------------
| [   41.939066][ T1611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1611
| [   41.939541][ T1611] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.940515][ T1611] Tainted: [W]=WARN
[   41.940726][ T1611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.941070][ T1611] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.941398][ T1611] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.942196][ T1611] RSP: 0018:ffa0000003c8f060 EFLAGS: 00010286
[   41.942513][ T1611] RAX: 00000000ffffffa6 RBX: ff1100000d8e0040 RCX: 1ff4000000791dd2
[   41.942875][ T1611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d8e00f0
[   41.943268][ T1611] RBP: ff11000004d7c000 R08: 1fe2200001b1c01f R09: ff110000113d5158
[   41.943630][ T1611] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.944006][ T1611] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003c8f100
[   41.944381][ T1611] FS:  00007fac3eb3b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   41.944806][ T1611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.945146][ T1611] CR2: 0000000034802988 CR3: 000000000c9f9002 CR4: 0000000000771ef0
[   41.945513][ T1611] PKRU: 55555554
[   41.945724][ T1611] Call Trace:
[   41.945935][ T1611]  <TASK>
[   41.946124][ T1611]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.946394][ T1611]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.946614][ T1611]  netif_close_many (net/core/dev.c:1804)
[   41.946881][ T1611]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.947174][ T1611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.947439][ T1611]  ? __dev_close_many (net/core/dev.c:1781)
[   41.947704][ T1611]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.948038][ T1611]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.948350][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.948616][ T1611]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.948936][ T1611]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.949223][ T1611]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.949487][ T1611]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.949802][ T1611]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.950089][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.950358][ T1611]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.950619][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.950885][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.951162][ T1611]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.951421][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.951681][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.951994][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.952266][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.952530][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.952795][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.953085][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.953350][ T1611]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.953617][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.953904][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.954196][ T1611]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.954460][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.954734][ T1611]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.955013][ T1611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.955284][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.955546][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.955808][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.956094][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.956356][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.956623][ T1611]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.956887][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.957178][ T1611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.957448][ T1611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.957707][ T1611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.957988][ T1611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.958259][ T1611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.958520][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.958784][ T1611]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.959077][ T1611]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.959341][ T1611]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.959605][ T1611]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.959871][ T1611]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.960161][ T1611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.960472][ T1611]  ? move_addr_to_kernel (net/socket.c:258)
[   41.960735][ T1611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.961029][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.961293][ T1611]  ___sys_sendmsg (net/socket.c:2752)
[   41.961552][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.961864][ T1611]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.962173][ T1611]  __sys_sendmsg (net/socket.c:2784)
[   41.962431][ T1611]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.962686][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.963030][ T1611]  ? 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)
[   41.963289][ T1611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.963553][ T1611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.963813][ T1611]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.964094][ T1611]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.964356][ T1611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.964660][ T1611] RIP: 0033:0x7fac3ed7508e
[   41.964936][ T1611] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.965737][ T1611] RSP: 002b:00007ffe94f8c9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.966123][ T1611] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fac3ed7508e
[   41.966490][ T1611] RDX: 0000000000000000 RSI: 00007ffe94f8ca80 RDI: 0000000000000005
[   41.966851][ T1611] RBP: 00007ffe94f8c9e0 R08: 0000000000000000 R09: 0000000000000000
[   41.967235][ T1611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   41.967596][ T1611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe94f8d140
| [   41.972802][ T1611] ------------[ cut here ]------------
| [   41.973270][ T1611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1611
| [   41.973857][ T1611] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.975099][ T1611] Tainted: [W]=WARN
[   41.975424][ T1611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.975859][ T1611] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.976191][ T1611] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.976955][ T1611] RSP: 0018:ffa0000003c8f190 EFLAGS: 00010286
[   41.977285][ T1611] RAX: 00000000ffffffa6 RBX: ff1100000c8d30c0 RCX: 1ff4000000791df8
[   41.977633][ T1611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d3170
[   41.978004][ T1611] RBP: ff11000004d7c000 R08: 1fe220000191a62f R09: ff110000113d5158
[   41.978366][ T1611] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   41.978716][ T1611] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.979090][ T1611] FS:  00007fac3eb3b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   41.979498][ T1611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.979802][ T1611] CR2: 0000000034802988 CR3: 000000000c9f9002 CR4: 0000000000771ef0
[   41.980178][ T1611] PKRU: 55555554
[   41.980379][ T1611] Call Trace:
[   41.980583][ T1611]  <TASK>
[   41.980741][ T1611]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.981071][ T1611]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.981376][ T1611]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.981634][ T1611]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.981884][ T1611]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.982211][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.982466][ T1611]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.982716][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.982964][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.983243][ T1611]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.983498][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.983748][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.984056][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.984304][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.984556][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.984804][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.985081][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.985339][ T1611]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.985595][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.985845][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.986125][ T1611]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.986381][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.986635][ T1611]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.986883][ T1611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.987161][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.987411][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.987665][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.987920][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.988190][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.988444][ T1611]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.988692][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.988942][ T1611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.989232][ T1611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.989487][ T1611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.989743][ T1611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.990010][ T1611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.990263][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.990519][ T1611]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.990773][ T1611]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.991048][ T1611]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.991308][ T1611]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.991565][ T1611]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.991812][ T1611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.992126][ T1611]  ? move_addr_to_kernel (net/socket.c:258)
[   41.992379][ T1611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.992626][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.992879][ T1611]  ___sys_sendmsg (net/socket.c:2752)
[   41.993158][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.993455][ T1611]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.993727][ T1611]  __sys_sendmsg (net/socket.c:2784)
[   41.993993][ T1611]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.994252][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.994556][ T1611]  ? 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)
[   41.994806][ T1611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.995089][ T1611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.995341][ T1611]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.995593][ T1611]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.995844][ T1611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.996163][ T1611] RIP: 0033:0x7fac3ed7508e
[   41.996426][ T1611] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.997197][ T1611] RSP: 002b:00007ffe94f8c9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.997543][ T1611] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fac3ed7508e
[   41.997886][ T1611] RDX: 0000000000000000 RSI: 00007ffe94f8ca80 RDI: 0000000000000005
[   41.998253][ T1611] RBP: 00007ffe94f8c9e0 R08: 0000000000000000 R09: 0000000000000000
[   41.998594][ T1611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   41.998938][ T1611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe94f8d140
| [   42.067915][ T1612] ------------[ cut here ]------------
| [   42.068242][ T1612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1612
| [   42.068714][ T1612] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.070188][ T1612] Tainted: [W]=WARN
[   42.070398][ T1612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.070705][ T1612] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.071057][ T1612] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.071839][ T1612] RSP: 0018:ffa00000023df060 EFLAGS: 00010286
[   42.072176][ T1612] RAX: 00000000ffffffa6 RBX: ff1100000526eac0 RCX: 1ff400000047bdd2
[   42.072532][ T1612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000526eb70
[   42.072892][ T1612] RBP: ff11000007541000 R08: 1fe2200000a4dd6f R09: ff110000113d0b58
[   42.073276][ T1612] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   42.073638][ T1612] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000023df100
[   42.074015][ T1612] FS:  00007f022b18c840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   42.074437][ T1612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.074753][ T1612] CR2: 000000000ffde988 CR3: 000000000f39f004 CR4: 0000000000771ef0
[   42.075136][ T1612] PKRU: 55555554
[   42.075343][ T1612] Call Trace:
[   42.075551][ T1612]  <TASK>
[   42.075714][ T1612]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.076002][ T1612]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.076223][ T1612]  netif_close_many (net/core/dev.c:1804)
[   42.076484][ T1612]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.076748][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.077032][ T1612]  ? __dev_close_many (net/core/dev.c:1781)
[   42.077289][ T1612]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.077600][ T1612]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.077907][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.078193][ T1612]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.078496][ T1612]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.078758][ T1612]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.079037][ T1612]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.079346][ T1612]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.079604][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.079862][ T1612]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   42.080144][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.080398][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.080660][ T1612]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.080921][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.081198][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.081491][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.081746][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.082031][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.082285][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.082546][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.082810][ T1612]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   42.083096][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.083350][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.083608][ T1612]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.083862][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.084143][ T1612]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.084402][ T1612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.084665][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.084919][ T1612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.085193][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.085455][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.085714][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.085990][ T1612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.086253][ T1612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.086518][ T1612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.086790][ T1612]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.087069][ T1612]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.087353][ T1612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.087618][ T1612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.087874][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.088174][ T1612]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.088439][ T1612]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.088710][ T1612]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.088996][ T1612]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.089264][ T1612]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.089522][ T1612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.089825][ T1612]  ? move_addr_to_kernel (net/socket.c:258)
[   42.090120][ T1612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.090382][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.090650][ T1612]  ___sys_sendmsg (net/socket.c:2752)
[   42.090907][ T1612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.091243][ T1612]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.091749][ T1612]  __sys_sendmsg (net/socket.c:2784)
[   42.092035][ T1612]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.092292][ T1612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.092604][ T1612]  ? 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)
[   42.092867][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.093192][ T1612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.093453][ T1612]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.093710][ T1612]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.093990][ T1612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.094305][ T1612] RIP: 0033:0x7f022b3c608e
[   42.094577][ T1612] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.095384][ T1612] RSP: 002b:00007ffffe1d2ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.095745][ T1612] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f022b3c608e
[   42.096127][ T1612] RDX: 0000000000000000 RSI: 00007ffffe1d2f50 RDI: 0000000000000005
[   42.096509][ T1612] RBP: 00007ffffe1d2eb0 R08: 0000000000000000 R09: 0000000000000000
[   42.096869][ T1612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.097247][ T1612] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffe1d3610
| [   42.102847][ T1612] ------------[ cut here ]------------
| [   42.103114][ T1612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1612
| [   42.103558][ T1612] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.104511][ T1612] Tainted: [W]=WARN
[   42.104716][ T1612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.105040][ T1612] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.105352][ T1612] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.106117][ T1612] RSP: 0018:ffa00000023df190 EFLAGS: 00010286
[   42.106422][ T1612] RAX: 00000000ffffffa6 RBX: ff1100000526fe40 RCX: 1ff400000047bdf8
[   42.106769][ T1612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000526fef0
[   42.107138][ T1612] RBP: ff11000007541000 R08: 1fe2200000a4dfdf R09: ff110000113d0b58
[   42.107497][ T1612] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.107842][ T1612] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.108216][ T1612] FS:  00007f022b18c840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   42.108617][ T1612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.108928][ T1612] CR2: 000000000ffde988 CR3: 000000000f39f004 CR4: 0000000000771ef0
[   42.109298][ T1612] PKRU: 55555554
[   42.109501][ T1612] Call Trace:
[   42.109701][ T1612]  <TASK>
[   42.109861][ T1612]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.110352][ T1612]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.110849][ T1612]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.111222][ T1612]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.111565][ T1612]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.111959][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.112413][ T1612]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   42.112758][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.113124][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.113472][ T1612]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.113816][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.114183][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.114565][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.114904][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.115270][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.115611][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.115958][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.116421][ T1612]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   42.116776][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.117139][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.117486][ T1612]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.117830][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.118201][ T1612]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.118544][ T1612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.118889][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.119257][ T1612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.119599][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.119946][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.120313][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.120661][ T1612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.121032][ T1612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.121375][ T1612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.121731][ T1612]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.122103][ T1612]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.122451][ T1612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.122794][ T1612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.123163][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.123508][ T1612]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.123853][ T1612]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.124225][ T1612]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.124568][ T1612]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.124909][ T1612]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.125269][ T1612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.125663][ T1612]  ? move_addr_to_kernel (net/socket.c:258)
[   42.126032][ T1612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.126372][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.126720][ T1612]  ___sys_sendmsg (net/socket.c:2752)
[   42.127092][ T1612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.127488][ T1612]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.127854][ T1612]  __sys_sendmsg (net/socket.c:2784)
[   42.128226][ T1612]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.128664][ T1612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.129106][ T1612]  ? 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)
[   42.129360][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.129609][ T1612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.129853][ T1612]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.130126][ T1612]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.130375][ T1612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.130674][ T1612] RIP: 0033:0x7f022b3c608e
[   42.130936][ T1612] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.131717][ T1612] RSP: 002b:00007ffffe1d2ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.132091][ T1612] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f022b3c608e
[   42.132440][ T1612] RDX: 0000000000000000 RSI: 00007ffffe1d2f50 RDI: 0000000000000005
[   42.132784][ T1612] RBP: 00007ffffe1d2eb0 R08: 0000000000000000 R09: 0000000000000000
[   42.133158][ T1612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.133503][ T1612] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffe1d3610
| [   42.175750][  T166] ------------[ cut here ]------------
| [   42.176001][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   42.176353][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.177101][  T166] Tainted: [W]=WARN
[   42.177237][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.177455][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.177693][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.178305][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   42.178514][  T166] RAX: 00000000ffffffa6 RBX: ff11000004aa73c0 RCX: 1ff4000000108ed1
[   42.178767][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7470
[   42.179100][  T166] RBP: ff1100000cd52000 R08: 1fe2200000954e8f R09: ff1100000cab2ef8
[   42.179339][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.179566][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52000
[   42.179807][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   42.180160][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.180351][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   42.180581][  T166] PKRU: 55555554
[   42.180695][  T166] Call Trace:
[   42.180809][  T166]  <TASK>
[   42.180889][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.181063][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.181179][  T166]  register_netdevice (net/core/dev.c:11488)
[   42.181332][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   42.181518][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   42.181677][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   42.181871][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   42.182035][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   42.182227][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   42.182422][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.182577][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   42.182728][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   42.182949][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   42.183117][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   42.183305][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   42.183451][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   42.183602][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   42.183752][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   42.183867][  T166]  new_sync_write (fs/read_write.c:595)
[   42.184027][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.184176][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   42.184328][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.184478][  T166]  ? ksys_write (fs/read_write.c:740)
[   42.184630][  T166]  vfs_write (fs/read_write.c:688)
[   42.184743][  T166]  ksys_write (fs/read_write.c:740)
[   42.184861][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   42.185018][  T166]  ? 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)
[   42.185174][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.185329][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.185481][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.185631][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.185780][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.185967][  T166] RIP: 0033:0x7fd8e6c0c08e
[   42.186139][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.186678][  T166] RSP: 002b:00007ffe866f5910 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   42.186900][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   42.187134][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   42.187356][  T166] RBP: 00007ffe866f5920 R08: 0000000000000000 R09: 0000000000000000
[   42.187579][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   42.187800][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   42.327701][ T1618] ------------[ cut here ]------------
| [   42.327885][ T1618] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1618
| [   42.328184][ T1618] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.328800][ T1618] Tainted: [W]=WARN
[   42.328905][ T1618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.329095][ T1618] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.329276][ T1618] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.329765][ T1618] RSP: 0018:ffa00000031cf020 EFLAGS: 00010286
[   42.329946][ T1618] RAX: 00000000ffffffa6 RBX: ff1100000b4ab840 RCX: 1ff4000000639dca
[   42.330193][ T1618] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab8f0
[   42.330407][ T1618] RBP: ff1100000cd52000 R08: 1fe220000169571f R09: ff1100000cd08b80
[   42.330613][ T1618] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   42.330814][ T1618] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.331048][ T1618] FS:  00007f6425d64840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   42.331289][ T1618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.331466][ T1618] CR2: 00000000055b1988 CR3: 0000000010395005 CR4: 0000000000771ef0
[   42.331683][ T1618] PKRU: 55555554
[   42.331788][ T1618] Call Trace:
[   42.331890][ T1618]  <TASK>
[   42.331963][ T1618]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.332121][ T1618]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.332227][ T1618]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.332365][ T1618]  __dev_notify_flags (net/core/dev.c:9787)
[   42.332507][ T1618]  ? netif_change_name (net/core/dev.c:1495)
[   42.332650][ T1618]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.332785][ T1618]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.332916][ T1618]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.333172][ T1618]  ? 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))
[   42.333310][ T1618]  netif_change_flags (net/core/dev.c:9820)
[   42.333459][ T1618]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.333596][ T1618]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.333738][ T1618]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.333906][ T1618]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.334130][ T1618]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.334262][ T1618]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.334397][ T1618]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.334558][ T1618]  ? __kernel_text_address (kernel/extable.c:79)
[   42.334694][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.334830][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.334963][ T1618]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.335183][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.335320][ T1618]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.335454][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.335588][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.335724][ T1618]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.335858][ T1618]  ? __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)
[   42.336002][ T1618]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.336142][ T1618]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.336277][ T1618]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.336447][ T1618]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.336586][ T1618]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.336725][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.336862][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.337016][ T1618]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.337163][ T1618]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.337302][ T1618]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.337444][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.337581][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.337717][ T1618]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.337859][ T1618]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.338015][ T1618]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.338165][ T1618]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.338315][ T1618]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.338451][ T1618]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.338617][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.338758][ T1618]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.338930][ T1618]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.339143][ T1618]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.339298][ T1618]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.339461][ T1618]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.339663][ T1618]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.339866][ T1618]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.340100][ T1618]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.340327][ T1618]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.340486][ T1618]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.340634][ T1618]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.340770][ T1618]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.340910][ T1618]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.341062][ T1618]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.341203][ T1618]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.341341][ T1618]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.341557][ T1618]  ? move_addr_to_kernel (net/socket.c:258)
[   42.341771][ T1618]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.341987][ T1618]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.342213][ T1618]  ___sys_sendmsg (net/socket.c:2752)
[   42.342390][ T1618]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.342577][ T1618]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.342798][ T1618]  __sys_sendmsg (net/socket.c:2784)
[   42.343018][ T1618]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.343242][ T1618]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.343496][ T1618]  ? 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)
[   42.343633][ T1618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.343768][ T1618]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.343914][ T1618]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.344130][ T1618]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.344345][ T1618]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.344595][ T1618] RIP: 0033:0x7f6425f9e08e
[   42.344819][ T1618] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.345354][ T1618] RSP: 002b:00007fff5ef30ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.345570][ T1618] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6425f9e08e
[   42.345776][ T1618] RDX: 0000000000000000 RSI: 00007fff5ef30d90 RDI: 0000000000000005
[   42.345990][ T1618] RBP: 00007fff5ef30cf0 R08: 0000000000000000 R09: 0000000000000000
[   42.346200][ T1618] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.346424][ T1618] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5ef31450
| [   42.411655][ T1621] ------------[ cut here ]------------
| [   42.412007][ T1621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1621
| [   42.412531][ T1621] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.413603][ T1621] Tainted: [W]=WARN
[   42.413826][ T1621] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.414182][ T1621] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.414534][ T1621] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.416092][ T1621] RSP: 0018:ffa00000031cef70 EFLAGS: 00010286
[   42.416448][ T1621] RAX: 00000000ffffffa6 RBX: ff1100000c456f40 RCX: 1ff4000000639db4
[   42.416845][ T1621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c456ff0
[   42.417294][ T1621] RBP: ff1100000cd52000 R08: 1fe220000188adff R09: ff1100000c982e80
[   42.417700][ T1621] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   42.418128][ T1621] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   42.418516][ T1621] FS:  00007efd33053840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   42.418990][ T1621] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.419342][ T1621] CR2: 000000000f283a28 CR3: 0000000010252004 CR4: 0000000000771ef0
[   42.419740][ T1621] PKRU: 55555554
[   42.419990][ T1621] Call Trace:
[   42.420227][ T1621]  <TASK>
[   42.420400][ T1621]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.420686][ T1621]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.420993][ T1621]  notifier_call_chain (kernel/notifier.c:85)
[   42.421300][ T1621]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   42.421761][ T1621]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.422076][ T1621]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.422369][ T1621]  netdev_upper_dev_link (net/core/dev.c:8972)
[   42.422652][ T1621]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   42.422932][ T1621] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   42.423423][ T1621]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.423718][ T1621] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.424037][ T1621]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.424337][ T1621]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.424624][ T1621]  ? nla_strscpy (lib/nlattr.c:795)
[   42.424907][ T1621]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.425385][ T1621]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.425666][ T1621]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.425949][ T1621]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.426267][ T1621]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.426555][ T1621]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.426844][ T1621]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.427152][ T1621]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.427436][ T1621]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.427713][ T1621]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.428011][ T1621]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.428480][ T1621]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.428766][ T1621]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.429275][ T1621]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.429561][ T1621]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.430037][ T1621]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.430330][ T1621]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.430615][ T1621]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.430893][ T1621]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.431197][ T1621]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.431478][ T1621]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.431770][ T1621]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.432253][ T1621]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.432536][ T1621]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.432821][ T1621]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.433137][ T1621]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.433589][ T1621]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.434066][ T1621]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.434353][ T1621]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.434828][ T1621]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.435143][ T1621]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.435425][ T1621]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.435711][ T1621]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.436073][ T1621]  ? move_addr_to_kernel (net/socket.c:258)
[   42.436359][ T1621]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.436639][ T1621]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.436923][ T1621]  ___sys_sendmsg (net/socket.c:2752)
[   42.437388][ T1621]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.437729][ T1621]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.438060][ T1621]  __sys_sendmsg (net/socket.c:2784)
[   42.438346][ T1621]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.438644][ T1621]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.439513][ T1621]  ? 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)
[   42.439798][ T1621]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.440107][ T1621]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.440394][ T1621]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.440679][ T1621]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.440963][ T1621]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.441659][ T1621] RIP: 0033:0x7efd3328d08e
[   42.442314][ T1621] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.443391][ T1621] RSP: 002b:00007fffaf3b64b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.443792][ T1621] RAX: ffffffffffffffda RBX: 00007fffaf3b6c48 RCX: 00007efd3328d08e
[   42.444216][ T1621] RDX: 0000000000000000 RSI: 00007fffaf3b6560 RDI: 0000000000000005
[   42.444615][ T1621] RBP: 00007fffaf3b64c0 R08: 0000000000000000 R09: 0000000000000000
[   42.445383][ T1621] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.445772][ T1621] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaf3b6c20
| [   42.449167][ T1621] ------------[ cut here ]------------
| [   42.449583][ T1621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1621
| [   42.450101][ T1621] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.451179][ T1621] Tainted: [W]=WARN
[   42.451407][ T1621] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.451745][ T1621] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.452120][ T1621] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.453203][ T1621] RSP: 0018:ffa00000031cefd0 EFLAGS: 00010286
[   42.453542][ T1621] RAX: 00000000ffffffa6 RBX: ff1100000c457cc0 RCX: 1ff4000000639dc0
[   42.453931][ T1621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457d70
[   42.454528][ T1621] RBP: ff1100001154a000 R08: 1fe220000188afaf R09: ff1100000c982e80
[   42.454921][ T1621] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.455342][ T1621] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001154ae04
[   42.455756][ T1621] FS:  00007efd33053840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   42.456239][ T1621] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.456758][ T1621] CR2: 000000000f283a28 CR3: 0000000010252004 CR4: 0000000000771ef0
[   42.457178][ T1621] PKRU: 55555554
[   42.457406][ T1621] Call Trace:
[   42.457631][ T1621]  <TASK>
[   42.457803][ T1621]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.458293][ T1621]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.458526][ T1621]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.458815][ T1621]  __dev_notify_flags (net/core/dev.c:9787)
[   42.459128][ T1621]  ? netif_change_name (net/core/dev.c:1495)
[   42.459563][ T1621]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.459815][ T1621]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   42.460123][ T1621]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   42.460578][ T1621] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   42.460874][ T1621]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.461193][ T1621] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.461651][ T1621]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.461949][ T1621]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.462254][ T1621]  ? nla_strscpy (lib/nlattr.c:795)
[   42.462721][ T1621]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.463020][ T1621]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.463318][ T1621]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.463604][ T1621]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.463903][ T1621]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.464386][ T1621]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.464671][ T1621]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.464951][ T1621]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.465423][ T1621]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.465706][ T1621]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.466007][ T1621]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.466310][ T1621]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.466597][ T1621]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.467069][ T1621]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.467352][ T1621]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.467633][ T1621]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.467917][ T1621]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.468231][ T1621]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.468515][ T1621]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.468801][ T1621]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.469119][ T1621]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.469409][ T1621]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.469703][ T1621]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.470004][ T1621]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.470303][ T1621]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.470587][ T1621]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.470868][ T1621]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.471344][ T1621]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.471631][ T1621]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.471940][ T1621]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.472257][ T1621]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.472545][ T1621]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.472826][ T1621]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.473183][ T1621]  ? move_addr_to_kernel (net/socket.c:258)
[   42.473465][ T1621]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.473750][ T1621]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.474239][ T1621]  ___sys_sendmsg (net/socket.c:2752)
[   42.474521][ T1621]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.474860][ T1621]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.475192][ T1621]  __sys_sendmsg (net/socket.c:2784)
[   42.475473][ T1621]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.475755][ T1621]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.476125][ T1621]  ? 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)
[   42.476412][ T1621]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.476698][ T1621]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.476993][ T1621]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.477283][ T1621]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.477567][ T1621]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.477904][ T1621] RIP: 0033:0x7efd3328d08e
[   42.478218][ T1621] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.479135][ T1621] RSP: 002b:00007fffaf3b64b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.479535][ T1621] RAX: ffffffffffffffda RBX: 00007fffaf3b6c48 RCX: 00007efd3328d08e
[   42.479934][ T1621] RDX: 0000000000000000 RSI: 00007fffaf3b6560 RDI: 0000000000000005
[   42.480380][ T1621] RBP: 00007fffaf3b64c0 R08: 0000000000000000 R09: 0000000000000000
[   42.480796][ T1621] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.481754][ T1621] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaf3b6c20
| [   42.544758][ T1622] ------------[ cut here ]------------
| [   42.545081][ T1622] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1622
| [   42.545559][ T1622] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.546591][ T1622] Tainted: [W]=WARN
[   42.546809][ T1622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.547660][ T1622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.548161][ T1622] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.549160][ T1622] RSP: 0018:ffa0000003c8f020 EFLAGS: 00010286
[   42.549626][ T1622] RAX: 00000000ffffffa6 RBX: ff1100000d8e0dc0 RCX: 1ff4000000791dca
[   42.550161][ T1622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d8e0e70
[   42.550703][ T1622] RBP: ff1100001154a000 R08: 1fe2200001b1c1cf R09: ff1100000bde0b58
[   42.551268][ T1622] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   42.551782][ T1622] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.552367][ T1622] FS:  00007f205a011840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   42.552943][ T1622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.553445][ T1622] CR2: 00007f205a2e11a0 CR3: 0000000010151006 CR4: 0000000000771ef0
[   42.553911][ T1622] PKRU: 55555554
[   42.554152][ T1622] Call Trace:
[   42.554373][ T1622]  <TASK>
[   42.554541][ T1622]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.554817][ T1622]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.555060][ T1622]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.555321][ T1622]  __dev_notify_flags (net/core/dev.c:9787)
[   42.555592][ T1622]  ? netif_change_name (net/core/dev.c:1495)
[   42.555853][ T1622]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.556145][ T1622]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.556408][ T1622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.556678][ T1622]  ? 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))
[   42.556947][ T1622]  netif_change_flags (net/core/dev.c:9820)
[   42.557243][ T1622]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.557505][ T1622]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.557777][ T1622]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.558068][ T1622]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.558388][ T1622]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.558650][ T1622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.558915][ T1622]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.559199][ T1622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.559454][ T1622]  ? __kernel_text_address (kernel/extable.c:79)
[   42.559718][ T1622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.560021][ T1622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.560297][ T1622]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.560564][ T1622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.560827][ T1622]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.561115][ T1622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.561386][ T1622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.561658][ T1622]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.561930][ T1622]  ? __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)
[   42.562220][ T1622]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.562483][ T1622]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.562752][ T1622]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.563047][ T1622]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.563321][ T1622]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.563594][ T1622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.563861][ T1622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.564148][ T1622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.564417][ T1622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.564683][ T1622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.564959][ T1622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.565250][ T1622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.565518][ T1622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.565779][ T1622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.566073][ T1622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.566334][ T1622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.566593][ T1622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.566851][ T1622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.567141][ T1622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.567408][ T1622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.567666][ T1622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.567926][ T1622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.568205][ T1622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.568502][ T1622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.568780][ T1622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.569069][ T1622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.569338][ T1622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.569601][ T1622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.569865][ T1622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.570158][ T1622]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.570424][ T1622]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.570691][ T1622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.570960][ T1622]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.571254][ T1622]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.571518][ T1622]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.571833][ T1622]  ? move_addr_to_kernel (net/socket.c:258)
[   42.572131][ T1622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.572394][ T1622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.572658][ T1622]  ___sys_sendmsg (net/socket.c:2752)
[   42.572920][ T1622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.573250][ T1622]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.573538][ T1622]  __sys_sendmsg (net/socket.c:2784)
[   42.573808][ T1622]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.574092][ T1622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.574415][ T1622]  ? 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)
[   42.574685][ T1622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.574954][ T1622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.575250][ T1622]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.575512][ T1622]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.575777][ T1622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.576116][ T1622] RIP: 0033:0x7f205a24b08e
[   42.576392][ T1622] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.577211][ T1622] RSP: 002b:00007ffd570a9d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.577588][ T1622] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f205a24b08e
[   42.577956][ T1622] RDX: 0000000000000000 RSI: 00007ffd570a9de0 RDI: 0000000000000005
[   42.578362][ T1622] RBP: 00007ffd570a9d40 R08: 0000000000000000 R09: 0000000000000000
[   42.578728][ T1622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.579116][ T1622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd570aa4a0
| [   42.679109][ T1629] ------------[ cut here ]------------
| [   42.679327][ T1629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1629
| [   42.679627][ T1629] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.680256][ T1629] Tainted: [W]=WARN
[   42.680371][ T1629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.680560][ T1629] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.680758][ T1629] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.681299][ T1629] RSP: 0018:ffa0000003e6ef70 EFLAGS: 00010286
[   42.681492][ T1629] RAX: 00000000ffffffa6 RBX: ff110000093a3240 RCX: 1ff40000007cddb4
[   42.681714][ T1629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a32f0
[   42.681932][ T1629] RBP: ff1100000cd52000 R08: 1fe220000127465f R09: ff1100000c6b5180
[   42.682168][ T1629] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   42.682395][ T1629] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   42.682623][ T1629] FS:  00007fe51d66d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   42.682884][ T1629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.683083][ T1629] CR2: 00000000034cca28 CR3: 0000000010680006 CR4: 0000000000771ef0
[   42.683310][ T1629] PKRU: 55555554
[   42.683424][ T1629] Call Trace:
[   42.683539][ T1629]  <TASK>
[   42.683617][ T1629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.683767][ T1629]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.683918][ T1629]  notifier_call_chain (kernel/notifier.c:85)
[   42.684082][ T1629]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   42.684231][ T1629]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.684381][ T1629]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.684532][ T1629]  netdev_upper_dev_link (net/core/dev.c:8972)
[   42.684678][ T1629]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   42.684827][ T1629] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   42.684987][ T1629]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.685170][ T1629] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.685325][ T1629]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.685486][ T1629]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.685633][ T1629]  ? nla_strscpy (lib/nlattr.c:795)
[   42.685782][ T1629]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.685929][ T1629]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.686103][ T1629]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.686249][ T1629]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.686399][ T1629]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.686550][ T1629]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.686698][ T1629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.686844][ T1629]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.686997][ T1629]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.687145][ T1629]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.687289][ T1629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.687439][ T1629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.687585][ T1629]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.687732][ T1629]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.687877][ T1629]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.688030][ T1629]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.688176][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.688323][ T1629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.688468][ T1629]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.688614][ T1629]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.688759][ T1629]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.688907][ T1629]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.689064][ T1629]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.689210][ T1629]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.689358][ T1629]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.689504][ T1629]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.689650][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.689798][ T1629]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.689948][ T1629]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.690112][ T1629]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.690261][ T1629]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.690408][ T1629]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.690553][ T1629]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.690735][ T1629]  ? move_addr_to_kernel (net/socket.c:258)
[   42.690880][ T1629]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.691039][ T1629]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.691187][ T1629]  ___sys_sendmsg (net/socket.c:2752)
[   42.691330][ T1629]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.691512][ T1629]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.691672][ T1629]  __sys_sendmsg (net/socket.c:2784)
[   42.691818][ T1629]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.691963][ T1629]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.692157][ T1629]  ? 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)
[   42.692304][ T1629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.692452][ T1629]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.692597][ T1629]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.692760][ T1629]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.692910][ T1629]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.693100][ T1629] RIP: 0033:0x7fe51d8a708e
[   42.693254][ T1629] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.693781][ T1629] RSP: 002b:00007ffe7dee5210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.694012][ T1629] RAX: ffffffffffffffda RBX: 00007ffe7dee59a8 RCX: 00007fe51d8a708e
[   42.694232][ T1629] RDX: 0000000000000000 RSI: 00007ffe7dee52c0 RDI: 0000000000000005
[   42.694451][ T1629] RBP: 00007ffe7dee5220 R08: 0000000000000000 R09: 0000000000000000
[   42.694669][ T1629] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.694887][ T1629] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7dee5980
| [   42.696626][ T1629] ------------[ cut here ]------------
| [   42.696772][ T1629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1629
| [   42.697079][ T1629] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.697675][ T1629] Tainted: [W]=WARN
[   42.697786][ T1629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.697975][ T1629] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.698168][ T1629] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.698690][ T1629] RSP: 0018:ffa0000003e6efd0 EFLAGS: 00010286
[   42.698876][ T1629] RAX: 00000000ffffffa6 RBX: ff110000093a21c0 RCX: 1ff40000007cddc0
[   42.699196][ T1629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2270
[   42.699416][ T1629] RBP: ff1100001140a000 R08: 1fe220000127444f R09: ff1100000c6b5180
[   42.699632][ T1629] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.699853][ T1629] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001140ae04
[   42.700170][ T1629] FS:  00007fe51d66d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   42.700427][ T1629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.700611][ T1629] CR2: 00000000034cca28 CR3: 0000000010680006 CR4: 0000000000771ef0
[   42.700831][ T1629] PKRU: 55555554
[   42.700941][ T1629] Call Trace:
[   42.701149][ T1629]  <TASK>
[   42.701319][ T1629]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.701468][ T1629]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.701581][ T1629]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.701725][ T1629]  __dev_notify_flags (net/core/dev.c:9787)
[   42.701872][ T1629]  ? netif_change_name (net/core/dev.c:1495)
[   42.702128][ T1629]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.702277][ T1629]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   42.702421][ T1629]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   42.702573][ T1629] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   42.702726][ T1629]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.702876][ T1629] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.703136][ T1629]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.703286][ T1629]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.703431][ T1629]  ? nla_strscpy (lib/nlattr.c:795)
[   42.703582][ T1629]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.703731][ T1629]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.703892][ T1629]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.704247][ T1629]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.704481][ T1629]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.704709][ T1629]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.704932][ T1629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.705305][ T1629]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.705454][ T1629]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.705598][ T1629]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.705745][ T1629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.705894][ T1629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.706143][ T1629]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.706288][ T1629]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.706436][ T1629]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.706582][ T1629]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.706725][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.706873][ T1629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.707130][ T1629]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.707277][ T1629]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.707422][ T1629]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.707568][ T1629]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.707718][ T1629]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.707865][ T1629]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.708080][ T1629]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.708230][ T1629]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.708375][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.708521][ T1629]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.708668][ T1629]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.708825][ T1629]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.708982][ T1629]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.709134][ T1629]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.709279][ T1629]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.709460][ T1629]  ? move_addr_to_kernel (net/socket.c:258)
[   42.709611][ T1629]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.709755][ T1629]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.709903][ T1629]  ___sys_sendmsg (net/socket.c:2752)
[   42.710069][ T1629]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.710310][ T1629]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.710524][ T1629]  __sys_sendmsg (net/socket.c:2784)
[   42.710717][ T1629]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.710905][ T1629]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.711159][ T1629]  ? 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)
[   42.711350][ T1629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.711544][ T1629]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.711735][ T1629]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.711936][ T1629]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.712158][ T1629]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.712400][ T1629] RIP: 0033:0x7fe51d8a708e
[   42.712601][ T1629] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.713186][ T1629] RSP: 002b:00007ffe7dee5210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.713407][ T1629] RAX: ffffffffffffffda RBX: 00007ffe7dee59a8 RCX: 00007fe51d8a708e
[   42.713620][ T1629] RDX: 0000000000000000 RSI: 00007ffe7dee52c0 RDI: 0000000000000005
[   42.713840][ T1629] RBP: 00007ffe7dee5220 R08: 0000000000000000 R09: 0000000000000000
[   42.714074][ T1629] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb95
[   42.714289][ T1629] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7dee5980
| [   42.771629][ T1630] ------------[ cut here ]------------
| [   42.771923][ T1630] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1630
| [   42.773098][ T1630] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.774108][ T1630] Tainted: [W]=WARN
[   42.774333][ T1630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.774742][ T1630] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.775139][ T1630] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.776016][ T1630] RSP: 0018:ffa0000003e3f020 EFLAGS: 00010286
[   42.776432][ T1630] RAX: 00000000ffffffa6 RBX: ff1100001045f240 RCX: 1ff40000007c7dca
[   42.776804][ T1630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f2f0
[   42.777213][ T1630] RBP: ff1100001140a000 R08: 1fe220000208be5f R09: ff1100000c510b58
[   42.777608][ T1630] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   42.778051][ T1630] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.778453][ T1630] FS:  00007f394a05b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   42.778907][ T1630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.779286][ T1630] CR2: 000000002172a988 CR3: 0000000004bc7003 CR4: 0000000000771ef0
[   42.779709][ T1630] PKRU: 55555554
[   42.779938][ T1630] Call Trace:
[   42.780173][ T1630]  <TASK>
[   42.780343][ T1630]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.780626][ T1630]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.780840][ T1630]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.781128][ T1630]  __dev_notify_flags (net/core/dev.c:9787)
[   42.781404][ T1630]  ? netif_change_name (net/core/dev.c:1495)
[   42.781671][ T1630]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.781932][ T1630]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.782224][ T1630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.782494][ T1630]  ? 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))
[   42.782760][ T1630]  netif_change_flags (net/core/dev.c:9820)
[   42.783053][ T1630]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.783319][ T1630]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.783586][ T1630]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.783850][ T1630]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.784191][ T1630]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.784453][ T1630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.784717][ T1630]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.784992][ T1630]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.785275][ T1630]  ? __kernel_text_address (kernel/extable.c:79)
[   42.785544][ T1630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.785821][ T1630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.786110][ T1630]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.786374][ T1630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.786640][ T1630]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.786900][ T1630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.787191][ T1630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.787456][ T1630]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.787714][ T1630]  ? __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)
[   42.787999][ T1630]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.788276][ T1630]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.788551][ T1630]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.788815][ T1630]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.789103][ T1630]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.789374][ T1630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.789636][ T1630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.789905][ T1630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.790190][ T1630]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.790457][ T1630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.790740][ T1630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.791018][ T1630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.791293][ T1630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.791556][ T1630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.791831][ T1630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.792122][ T1630]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.792391][ T1630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.792653][ T1630]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.792927][ T1630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.793223][ T1630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.793488][ T1630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.793755][ T1630]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.794040][ T1630]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.794310][ T1630]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.794584][ T1630]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.794849][ T1630]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.795143][ T1630]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.795414][ T1630]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.795680][ T1630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.795947][ T1630]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.796240][ T1630]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.796517][ T1630]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.796786][ T1630]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.797088][ T1630]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.797352][ T1630]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.797660][ T1630]  ? move_addr_to_kernel (net/socket.c:258)
[   42.797925][ T1630]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.798216][ T1630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.798481][ T1630]  ___sys_sendmsg (net/socket.c:2752)
[   42.798737][ T1630]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.799077][ T1630]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.799364][ T1630]  __sys_sendmsg (net/socket.c:2784)
[   42.799626][ T1630]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.799882][ T1630]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.800227][ T1630]  ? 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)
[   42.800491][ T1630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.800758][ T1630]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.801043][ T1630]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.801309][ T1630]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.801587][ T1630]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.801905][ T1630] RIP: 0033:0x7f394a29508e
[   42.802203][ T1630] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.803018][ T1630] RSP: 002b:00007ffdecec4aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.803397][ T1630] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f394a29508e
[   42.803764][ T1630] RDX: 0000000000000000 RSI: 00007ffdecec4b50 RDI: 0000000000000005
[   42.804153][ T1630] RBP: 00007ffdecec4ab0 R08: 0000000000000000 R09: 0000000000000000
[   42.804527][ T1630] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   42.804893][ T1630] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdecec5210
| [   42.937927][ T1641] ------------[ cut here ]------------
| [   42.938170][ T1641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1641
| [   42.938490][ T1641] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.939129][ T1641] Tainted: [W]=WARN
[   42.939256][ T1641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.939444][ T1641] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.939642][ T1641] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.940224][ T1641] RSP: 0018:ffa0000003efef70 EFLAGS: 00010286
[   42.940408][ T1641] RAX: 00000000ffffffa6 RBX: ff1100000c6101c0 RCX: 1ff40000007dfdb4
[   42.940628][ T1641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610270
[   42.940847][ T1641] RBP: ff1100000cd52000 R08: 1fe22000018c204f R09: ff110000113eae80
[   42.941627][ T1641] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   42.941916][ T1641] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   42.942163][ T1641] FS:  00007fc6a5e6f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   42.942514][ T1641] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.942698][ T1641] CR2: 00000000087d5a28 CR3: 00000000123a0005 CR4: 0000000000771ef0
[   42.942920][ T1641] PKRU: 55555554
[   42.943329][ T1641] Call Trace:
[   42.943440][ T1641]  <TASK>
[   42.943538][ T1641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.943688][ T1641]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.943837][ T1641]  notifier_call_chain (kernel/notifier.c:85)
[   42.943989][ T1641]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   42.944154][ T1641]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.944323][ T1641]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.944473][ T1641]  netdev_upper_dev_link (net/core/dev.c:8972)
[   42.944622][ T1641]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   42.944770][ T1641] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   42.944925][ T1641]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.945086][ T1641] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.945237][ T1641]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.945389][ T1641]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.945535][ T1641]  ? nla_strscpy (lib/nlattr.c:795)
[   42.945697][ T1641]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.945861][ T1641]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.946096][ T1641]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.946319][ T1641]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.946565][ T1641]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.946779][ T1641]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.946996][ T1641]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.947182][ T1641]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.947348][ T1641]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.947498][ T1641]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.947643][ T1641]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.947793][ T1641]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.947989][ T1641]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.948157][ T1641]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.948303][ T1641]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.948453][ T1641]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.948609][ T1641]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.948806][ T1641]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.949049][ T1641]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.949240][ T1641]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.949385][ T1641]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.949533][ T1641]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.949746][ T1641]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.949901][ T1641]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.950079][ T1641]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.950298][ T1641]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.950500][ T1641]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.950651][ T1641]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.950797][ T1641]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.950941][ T1641]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.951104][ T1641]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.951325][ T1641]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.951487][ T1641]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.951669][ T1641]  ? move_addr_to_kernel (net/socket.c:258)
[   42.951813][ T1641]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.951959][ T1641]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.952121][ T1641]  ___sys_sendmsg (net/socket.c:2752)
[   42.952266][ T1641]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.952489][ T1641]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.952743][ T1641]  __sys_sendmsg (net/socket.c:2784)
[   42.952983][ T1641]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.953212][ T1641]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.953440][ T1641]  ? 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)
[   42.953586][ T1641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.953730][ T1641]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.953879][ T1641]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.954043][ T1641]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.954193][ T1641]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.954374][ T1641] RIP: 0033:0x7fc6a60a908e
[   42.954529][ T1641] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.955058][ T1641] RSP: 002b:00007fff2096e040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.955278][ T1641] RAX: ffffffffffffffda RBX: 00007fff2096e7d8 RCX: 00007fc6a60a908e
[   42.955508][ T1641] RDX: 0000000000000000 RSI: 00007fff2096e0f0 RDI: 0000000000000005
[   42.955724][ T1641] RBP: 00007fff2096e050 R08: 0000000000000000 R09: 0000000000000000
[   42.955943][ T1641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   42.956171][ T1641] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2096e7b0
| [   42.957895][ T1641] ------------[ cut here ]------------
| [   42.958057][ T1641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1641
| [   42.958466][ T1641] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.959384][ T1641] Tainted: [W]=WARN
[   42.959550][ T1641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.959831][ T1641] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.960144][ T1641] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.960959][ T1641] RSP: 0018:ffa0000003efefd0 EFLAGS: 00010286
[   42.961258][ T1641] RAX: 00000000ffffffa6 RBX: ff1100000c6110c0 RCX: 1ff40000007dfdc0
[   42.961602][ T1641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611170
[   42.961943][ T1641] RBP: ff11000004c42000 R08: 1fe22000018c222f R09: ff110000113eae80
[   42.962308][ T1641] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.962627][ T1641] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004c42e04
[   42.962947][ T1641] FS:  00007fc6a5e6f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   42.963343][ T1641] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.963545][ T1641] CR2: 00000000087d5a28 CR3: 00000000123a0005 CR4: 0000000000771ef0
[   42.963765][ T1641] PKRU: 55555554
[   42.963874][ T1641] Call Trace:
[   42.963994][ T1641]  <TASK>
[   42.964079][ T1641]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.964227][ T1641]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.964337][ T1641]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.964481][ T1641]  __dev_notify_flags (net/core/dev.c:9787)
[   42.964630][ T1641]  ? netif_change_name (net/core/dev.c:1495)
[   42.964783][ T1641]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.964928][ T1641]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   42.965104][ T1641]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   42.965254][ T1641] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   42.965404][ T1641]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.965553][ T1641] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.965701][ T1641]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.965854][ T1641]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.966006][ T1641]  ? nla_strscpy (lib/nlattr.c:795)
[   42.966175][ T1641]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.966359][ T1641]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.966505][ T1641]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.966653][ T1641]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.966804][ T1641]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.966956][ T1641]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.967138][ T1641]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.967353][ T1641]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.967575][ T1641]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.967786][ T1641]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.967935][ T1641]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.968105][ T1641]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.968258][ T1641]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.968406][ T1641]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.968551][ T1641]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.968695][ T1641]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.968846][ T1641]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.969000][ T1641]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.969148][ T1641]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.969292][ T1641]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.969444][ T1641]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.969592][ T1641]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.969750][ T1641]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   42.969894][ T1641]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   42.970054][ T1641]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.970202][ T1641]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.970346][ T1641]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.970496][ T1641]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.970641][ T1641]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.970787][ T1641]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.970936][ T1641]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.971091][ T1641]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.971234][ T1641]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.971414][ T1641]  ? move_addr_to_kernel (net/socket.c:258)
[   42.971564][ T1641]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.971712][ T1641]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.971861][ T1641]  ___sys_sendmsg (net/socket.c:2752)
[   42.972013][ T1641]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.972197][ T1641]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.972352][ T1641]  __sys_sendmsg (net/socket.c:2784)
[   42.972503][ T1641]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.972655][ T1641]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.972842][ T1641]  ? 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)
[   42.972990][ T1641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.973142][ T1641]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.973288][ T1641]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.973435][ T1641]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.973579][ T1641]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.973757][ T1641] RIP: 0033:0x7fc6a60a908e
[   42.973916][ T1641] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.974436][ T1641] RSP: 002b:00007fff2096e040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.974655][ T1641] RAX: ffffffffffffffda RBX: 00007fff2096e7d8 RCX: 00007fc6a60a908e
[   42.974874][ T1641] RDX: 0000000000000000 RSI: 00007fff2096e0f0 RDI: 0000000000000005
[   42.975096][ T1641] RBP: 00007fff2096e050 R08: 0000000000000000 R09: 0000000000000000
[   42.975319][ T1641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   42.975636][ T1641] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2096e7b0
| [   43.014437][ T1642] ------------[ cut here ]------------
| [   43.014629][ T1642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1642
| [   43.014947][ T1642] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.015542][ T1642] Tainted: [W]=WARN
[   43.015652][ T1642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.015838][ T1642] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.016045][ T1642] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.016579][ T1642] RSP: 0018:ffa0000003f0f020 EFLAGS: 00010286
[   43.016773][ T1642] RAX: 00000000ffffffa6 RBX: ff11000008b52640 RCX: 1ff40000007e1dca
[   43.016986][ T1642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b526f0
[   43.017200][ T1642] RBP: ff11000004c42000 R08: 1fe220000116a4df R09: ff110000113ed158
[   43.017422][ T1642] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   43.017635][ T1642] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.017869][ T1642] FS:  00007f6ae19a2840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   43.018204][ T1642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.018391][ T1642] CR2: 00007f6ae1c721a0 CR3: 0000000004b4f001 CR4: 0000000000771ef0
[   43.018610][ T1642] PKRU: 55555554
[   43.018764][ T1642] Call Trace:
[   43.018869][ T1642]  <TASK>
[   43.018939][ T1642]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.019089][ T1642]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.019193][ T1642]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.019328][ T1642]  __dev_notify_flags (net/core/dev.c:9787)
[   43.019464][ T1642]  ? netif_change_name (net/core/dev.c:1495)
[   43.019597][ T1642]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.019756][ T1642]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.019889][ T1642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.020040][ T1642]  ? 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))
[   43.020185][ T1642]  netif_change_flags (net/core/dev.c:9820)
[   43.020319][ T1642]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.020456][ T1642]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.020592][ T1642]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.020742][ T1642]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.020921][ T1642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.021075][ T1642]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.021213][ T1642]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.021347][ T1642]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.021482][ T1642]  ? __kernel_text_address (kernel/extable.c:79)
[   43.021622][ T1642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.021759][ T1642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.021894][ T1642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.022040][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.022179][ T1642]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.022314][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.022447][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.022583][ T1642]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.022717][ T1642]  ? __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)
[   43.022854][ T1642]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.022993][ T1642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.023136][ T1642]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.023274][ T1642]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.023434][ T1642]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.023591][ T1642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.023725][ T1642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.023860][ T1642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.023999][ T1642]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.024138][ T1642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.024278][ T1642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.024413][ T1642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.024550][ T1642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.024686][ T1642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.024825][ T1642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.024983][ T1642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.025123][ T1642]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.025257][ T1642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.025393][ T1642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.025534][ T1642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.025668][ T1642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.025802][ T1642]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.025936][ T1642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.026085][ T1642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.026224][ T1642]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.026384][ T1642]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.026599][ T1642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.026830][ T1642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.027045][ T1642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.027274][ T1642]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.027487][ T1642]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.027702][ T1642]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.027910][ T1642]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.028136][ T1642]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.028342][ T1642]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.028600][ T1642]  ? move_addr_to_kernel (net/socket.c:258)
[   43.028808][ T1642]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.029031][ T1642]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.029248][ T1642]  ___sys_sendmsg (net/socket.c:2752)
[   43.029457][ T1642]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.029722][ T1642]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.029978][ T1642]  __sys_sendmsg (net/socket.c:2784)
[   43.030196][ T1642]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.030404][ T1642]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.030668][ T1642]  ? 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)
[   43.030883][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.031108][ T1642]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.031342][ T1642]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.031558][ T1642]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.031774][ T1642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.032032][ T1642] RIP: 0033:0x7f6ae1bdc08e
[   43.032240][ T1642] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.032992][ T1642] RSP: 002b:00007ffd1dcad9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.033286][ T1642] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6ae1bdc08e
[   43.033567][ T1642] RDX: 0000000000000000 RSI: 00007ffd1dcada80 RDI: 0000000000000005
[   43.033769][ T1642] RBP: 00007ffd1dcad9e0 R08: 0000000000000000 R09: 0000000000000000
[   43.033980][ T1642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.034207][ T1642] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1dcae140
| [   43.192261][ T1657] ------------[ cut here ]------------
| [   43.192564][ T1657] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1657
| [   43.193051][ T1657] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.193822][ T1657] Tainted: [W]=WARN
[   43.193937][ T1657] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.194140][ T1657] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.194337][ T1657] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.194895][ T1657] RSP: 0018:ffa0000003fdef70 EFLAGS: 00010286
[   43.195101][ T1657] RAX: 00000000ffffffa6 RBX: ff11000004aa79c0 RCX: 1ff40000007fbdb4
[   43.195322][ T1657] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7a70
[   43.195546][ T1657] RBP: ff1100000cd52000 R08: 1fe2200000954f4f R09: ff11000004ba2e80
[   43.195772][ T1657] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   43.196067][ T1657] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   43.196428][ T1657] FS:  00007fa27e452840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   43.196843][ T1657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.197169][ T1657] CR2: 00007fa27e7221a0 CR3: 000000000f055004 CR4: 0000000000771ef0
[   43.197521][ T1657] PKRU: 55555554
[   43.197695][ T1657] Call Trace:
[   43.197870][ T1657]  <TASK>
[   43.197999][ T1657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.198266][ T1657]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.198508][ T1657]  notifier_call_chain (kernel/notifier.c:85)
[   43.198749][ T1657]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   43.198993][ T1657]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.199242][ T1657]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.199481][ T1657]  netdev_upper_dev_link (net/core/dev.c:8972)
[   43.199713][ T1657]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   43.199951][ T1657] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   43.200208][ T1657]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.200453][ T1657] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.200699][ T1657]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.200940][ T1657]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.201210][ T1657]  ? nla_strscpy (lib/nlattr.c:795)
[   43.201448][ T1657]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.201686][ T1657]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.201912][ T1657]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.202158][ T1657]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.202454][ T1657]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.202744][ T1657]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.202996][ T1657]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.203230][ T1657]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.203495][ T1657]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.203720][ T1657]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.203944][ T1657]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.204192][ T1657]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.204426][ T1657]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.204666][ T1657]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.204888][ T1657]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.205128][ T1657]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.205374][ T1657]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.205605][ T1657]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.205826][ T1657]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.206058][ T1657]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.206285][ T1657]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.206503][ T1657]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.206727][ T1657]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.206945][ T1657]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.207181][ T1657]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.207400][ T1657]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.207626][ T1657]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.207854][ T1657]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.208091][ T1657]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.208315][ T1657]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.208538][ T1657]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.208756][ T1657]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.209001][ T1657]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.209277][ T1657]  ? move_addr_to_kernel (net/socket.c:258)
[   43.209496][ T1657]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.209716][ T1657]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.209938][ T1657]  ___sys_sendmsg (net/socket.c:2752)
[   43.210169][ T1657]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.210444][ T1657]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.210698][ T1657]  __sys_sendmsg (net/socket.c:2784)
[   43.210913][ T1657]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.211145][ T1657]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.211416][ T1657]  ? 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)
[   43.211632][ T1657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.211870][ T1657]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.212108][ T1657]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.212325][ T1657]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.212544][ T1657]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.212808][ T1657] RIP: 0033:0x7fa27e68c08e
[   43.213049][ T1657] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.213834][ T1657] RSP: 002b:00007ffc26c03750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.214212][ T1657] RAX: ffffffffffffffda RBX: 00007ffc26c03ee8 RCX: 00007fa27e68c08e
[   43.214562][ T1657] RDX: 0000000000000000 RSI: 00007ffc26c03800 RDI: 0000000000000005
[   43.214901][ T1657] RBP: 00007ffc26c03760 R08: 0000000000000000 R09: 0000000000000000
[   43.215262][ T1657] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.215614][ T1657] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc26c03ec0
| [   43.218399][ T1657] ------------[ cut here ]------------
| [   43.218624][ T1657] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1657
| [   43.219067][ T1657] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.220004][ T1657] Tainted: [W]=WARN
[   43.220209][ T1657] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.220491][ T1657] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.220795][ T1657] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.221654][ T1657] RSP: 0018:ffa0000003fdefd0 EFLAGS: 00010286
[   43.221939][ T1657] RAX: 00000000ffffffa6 RBX: ff11000004aa7cc0 RCX: 1ff40000007fbdc0
[   43.222312][ T1657] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7d70
[   43.222664][ T1657] RBP: ff1100001071a000 R08: 1fe2200000954faf R09: ff11000004ba2e80
[   43.223014][ T1657] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.223364][ T1657] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071ae04
[   43.223712][ T1657] FS:  00007fa27e452840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   43.224185][ T1657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.224488][ T1657] CR2: 00007fa27e7221a0 CR3: 000000000f055004 CR4: 0000000000771ef0
[   43.224814][ T1657] PKRU: 55555554
[   43.224984][ T1657] Call Trace:
[   43.225152][ T1657]  <TASK>
[   43.225274][ T1657]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.225508][ T1657]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.225684][ T1657]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.225916][ T1657]  __dev_notify_flags (net/core/dev.c:9787)
[   43.226184][ T1657]  ? netif_change_name (net/core/dev.c:1495)
[   43.226420][ T1657]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.226650][ T1657]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   43.226869][ T1657]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   43.227132][ T1657] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   43.227371][ T1657]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.227623][ T1657] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.227858][ T1657]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.228120][ T1657]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.228332][ T1657]  ? nla_strscpy (lib/nlattr.c:795)
[   43.228547][ T1657]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.228759][ T1657]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.228977][ T1657]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.229195][ T1657]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.229416][ T1657]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.229641][ T1657]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.229851][ T1657]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.230079][ T1657]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.230299][ T1657]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.230517][ T1657]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.230733][ T1657]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.230954][ T1657]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.231183][ T1657]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.231404][ T1657]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.231619][ T1657]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.231837][ T1657]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.232076][ T1657]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.232310][ T1657]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.232540][ T1657]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.232770][ T1657]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.233002][ T1657]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.233239][ T1657]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.233473][ T1657]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.233701][ T1657]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.233934][ T1657]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.234179][ T1657]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.234406][ T1657]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.234638][ T1657]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.234872][ T1657]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.235111][ T1657]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.235340][ T1657]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.235583][ T1657]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.235810][ T1657]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.236089][ T1657]  ? move_addr_to_kernel (net/socket.c:258)
[   43.236299][ T1657]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.236517][ T1657]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.236731][ T1657]  ___sys_sendmsg (net/socket.c:2752)
[   43.236938][ T1657]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.237213][ T1657]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.237453][ T1657]  __sys_sendmsg (net/socket.c:2784)
[   43.237669][ T1657]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.237880][ T1657]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.238171][ T1657]  ? 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)
[   43.238389][ T1657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.238612][ T1657]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.238832][ T1657]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.239070][ T1657]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.239293][ T1657]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.239567][ T1657] RIP: 0033:0x7fa27e68c08e
[   43.239850][ T1657] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.240675][ T1657] RSP: 002b:00007ffc26c03750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.241030][ T1657] RAX: ffffffffffffffda RBX: 00007ffc26c03ee8 RCX: 00007fa27e68c08e
[   43.241373][ T1657] RDX: 0000000000000000 RSI: 00007ffc26c03800 RDI: 0000000000000005
[   43.241714][ T1657] RBP: 00007ffc26c03760 R08: 0000000000000000 R09: 0000000000000000
[   43.242068][ T1657] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.242409][ T1657] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc26c03ec0
| [   43.293902][ T1658] ------------[ cut here ]------------
| [   43.294818][ T1658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1658
| [   43.295259][ T1658] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.296162][ T1658] Tainted: [W]=WARN
[   43.296325][ T1658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.296593][ T1658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.296873][ T1658] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.297639][ T1658] RSP: 0018:ffa0000003fef020 EFLAGS: 00010286
[   43.297909][ T1658] RAX: 00000000ffffffa6 RBX: ff110000090a8640 RCX: 1ff40000007fddca
[   43.298245][ T1658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a86f0
[   43.298563][ T1658] RBP: ff1100001071a000 R08: 1fe22000012150df R09: ff11000004ba5158
[   43.298878][ T1658] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   43.299204][ T1658] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.299522][ T1658] FS:  00007fce6bc9e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   43.299889][ T1658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.300167][ T1658] CR2: 0000000033eaa988 CR3: 000000000da61006 CR4: 0000000000771ef0
[   43.300486][ T1658] PKRU: 55555554
[   43.300648][ T1658] Call Trace:
[   43.300807][ T1658]  <TASK>
[   43.300920][ T1658]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.301155][ T1658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.301322][ T1658]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.301534][ T1658]  __dev_notify_flags (net/core/dev.c:9787)
[   43.301748][ T1658]  ? netif_change_name (net/core/dev.c:1495)
[   43.301959][ T1658]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.302185][ T1658]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.302395][ T1658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.302606][ T1658]  ? 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))
[   43.302814][ T1658]  netif_change_flags (net/core/dev.c:9820)
[   43.303038][ T1658]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.303244][ T1658]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.303452][ T1658]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.303662][ T1658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.303928][ T1658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.304162][ T1658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.304377][ T1658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.304588][ T1658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.304801][ T1658]  ? __kernel_text_address (kernel/extable.c:79)
[   43.305023][ T1658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.305243][ T1658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.305456][ T1658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.305670][ T1658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.305879][ T1658]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.306096][ T1658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.306293][ T1658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.306509][ T1658]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.306722][ T1658]  ? __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)
[   43.306932][ T1658]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.307161][ T1658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.307375][ T1658]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.307590][ T1658]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.307808][ T1658]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.308036][ T1658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.308249][ T1658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.308463][ T1658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.308673][ T1658]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.308881][ T1658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.309105][ T1658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.309314][ T1658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.309523][ T1658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.309734][ T1658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.309948][ T1658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.310171][ T1658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.310386][ T1658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.310598][ T1658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.310806][ T1658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.311032][ T1658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.311242][ T1658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.311456][ T1658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.311664][ T1658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.311877][ T1658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.312108][ T1658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.312315][ T1658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.312524][ T1658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.312735][ T1658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.312951][ T1658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.313180][ T1658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.313394][ T1658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.313603][ T1658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.313814][ T1658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.314031][ T1658]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.314236][ T1658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.314492][ T1658]  ? move_addr_to_kernel (net/socket.c:258)
[   43.314699][ T1658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.314904][ T1658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.315123][ T1658]  ___sys_sendmsg (net/socket.c:2752)
[   43.315329][ T1658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.315583][ T1658]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.315814][ T1658]  __sys_sendmsg (net/socket.c:2784)
[   43.316032][ T1658]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.316239][ T1658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.316502][ T1658]  ? 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)
[   43.316710][ T1658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.316914][ T1658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.317128][ T1658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.317331][ T1658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.317533][ T1658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.317784][ T1658] RIP: 0033:0x7fce6bed808e
[   43.318007][ T1658] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.318746][ T1658] RSP: 002b:00007ffe0e299f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.319078][ T1658] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fce6bed808e
[   43.319387][ T1658] RDX: 0000000000000000 RSI: 00007ffe0e29a010 RDI: 0000000000000005
[   43.319697][ T1658] RBP: 00007ffe0e299f70 R08: 0000000000000000 R09: 0000000000000000
[   43.320011][ T1658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.320328][ T1658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e29a6d0
| [   43.475799][ T1672] ------------[ cut here ]------------
| [   43.476059][ T1672] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1672
| [   43.476407][ T1672] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.477163][ T1672] Tainted: [W]=WARN
[   43.477321][ T1672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.477557][ T1672] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.477799][ T1672] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.478397][ T1672] RSP: 0018:ffa000000405ef70 EFLAGS: 00010286
[   43.478642][ T1672] RAX: 00000000ffffffa6 RBX: ff11000011359540 RCX: 1ff400000080bdb4
[   43.478916][ T1672] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000113595f0
[   43.479220][ T1672] RBP: ff1100000cd52000 R08: 1fe220000226b2bf R09: ff110000103fd180
[   43.479504][ T1672] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.479800][ T1672] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   43.480091][ T1672] FS:  00007f8f76dc3840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   43.480399][ T1672] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.480636][ T1672] CR2: 00007f4ed49528f4 CR3: 0000000004bb4002 CR4: 0000000000771ef0
[   43.480904][ T1672] PKRU: 55555554
[   43.481087][ T1672] Call Trace:
[   43.481251][ T1672]  <TASK>
[   43.481377][ T1672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.481574][ T1672]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.481796][ T1672]  notifier_call_chain (kernel/notifier.c:85)
[   43.482052][ T1672]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   43.482256][ T1672]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.482454][ T1672]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.482651][ T1672]  netdev_upper_dev_link (net/core/dev.c:8972)
[   43.482844][ T1672]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   43.483064][ T1672] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   43.483281][ T1672]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.483489][ T1672] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.483689][ T1672]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.483890][ T1672]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.484121][ T1672]  ? nla_strscpy (lib/nlattr.c:795)
[   43.484327][ T1672]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.484522][ T1672]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.484714][ T1672]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.484907][ T1672]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.485139][ T1672]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.485342][ T1672]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.485541][ T1672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.485735][ T1672]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.485933][ T1672]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.486154][ T1672]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.486348][ T1672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.486549][ T1672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.486769][ T1672]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.487000][ T1672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.487249][ T1672]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.487445][ T1672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.487643][ T1672]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.487844][ T1672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.488062][ T1672]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.488284][ T1672]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.488481][ T1672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.488675][ T1672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.488871][ T1672]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.489086][ T1672]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.489283][ T1672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.489476][ T1672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.489668][ T1672]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.489864][ T1672]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.490083][ T1672]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.490277][ T1672]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.490472][ T1672]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.490667][ T1672]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.490856][ T1672]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.491101][ T1672]  ? move_addr_to_kernel (net/socket.c:258)
[   43.491295][ T1672]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.491487][ T1672]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.491696][ T1672]  ___sys_sendmsg (net/socket.c:2752)
[   43.491892][ T1672]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.492151][ T1672]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.492360][ T1672]  __sys_sendmsg (net/socket.c:2784)
[   43.492555][ T1672]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.492746][ T1672]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.492995][ T1672]  ? 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)
[   43.493195][ T1672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.493393][ T1672]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.493594][ T1672]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.493787][ T1672]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.493997][ T1672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.494257][ T1672] RIP: 0033:0x7f8f76ffd08e
[   43.494469][ T1672] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.495083][ T1672] RSP: 002b:00007fff1aa1e0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.495356][ T1672] RAX: ffffffffffffffda RBX: 00007fff1aa1e878 RCX: 00007f8f76ffd08e
[   43.495641][ T1672] RDX: 0000000000000000 RSI: 00007fff1aa1e190 RDI: 0000000000000005
[   43.495902][ T1672] RBP: 00007fff1aa1e0f0 R08: 0000000000000000 R09: 0000000000000000
[   43.496185][ T1672] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.496448][ T1672] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1aa1e850
| [   43.498618][ T1672] ------------[ cut here ]------------
| [   43.498804][ T1672] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1672
| [   43.499164][ T1672] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.499850][ T1672] Tainted: [W]=WARN
[   43.500036][ T1672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.500284][ T1672] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.500534][ T1672] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.501125][ T1672] RSP: 0018:ffa000000405efd0 EFLAGS: 00010286
[   43.501363][ T1672] RAX: 00000000ffffffa6 RBX: ff11000011359840 RCX: 1ff400000080bdc0
[   43.501630][ T1672] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000113598f0
[   43.501898][ T1672] RBP: ff110000101a2000 R08: 1fe220000226b31f R09: ff110000103fd180
[   43.502230][ T1672] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   43.502491][ T1672] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101a2e04
[   43.502755][ T1672] FS:  00007f8f76dc3840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   43.503073][ T1672] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.503310][ T1672] CR2: 00007f4ed49528f4 CR3: 0000000004bb4002 CR4: 0000000000771ef0
[   43.503574][ T1672] PKRU: 55555554
[   43.503731][ T1672] Call Trace:
[   43.503887][ T1672]  <TASK>
[   43.504023][ T1672]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.504233][ T1672]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.504391][ T1672]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.504587][ T1672]  __dev_notify_flags (net/core/dev.c:9787)
[   43.504781][ T1672]  ? netif_change_name (net/core/dev.c:1495)
[   43.504986][ T1672]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.505189][ T1672]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   43.505383][ T1672]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   43.505580][ T1672] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   43.505809][ T1672]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.506022][ T1672] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.506231][ T1672]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.506434][ T1672]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.506630][ T1672]  ? nla_strscpy (lib/nlattr.c:795)
[   43.506828][ T1672]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.507044][ T1672]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.507238][ T1672]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.507436][ T1672]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.507640][ T1672]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.507841][ T1672]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.508059][ T1672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.508255][ T1672]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.508450][ T1672]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.508645][ T1672]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.508841][ T1672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.509065][ T1672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.509260][ T1672]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.509452][ T1672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.509647][ T1672]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.509842][ T1672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.510056][ T1672]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.510253][ T1672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.510449][ T1672]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.510645][ T1672]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.510841][ T1672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.511060][ T1672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.511260][ T1672]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.511455][ T1672]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.511658][ T1672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.511854][ T1672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.512079][ T1672]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.512279][ T1672]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.512480][ T1672]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.512676][ T1672]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.512878][ T1672]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.513100][ T1672]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.513293][ T1672]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.513521][ T1672]  ? move_addr_to_kernel (net/socket.c:258)
[   43.513716][ T1672]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.513910][ T1672]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.514134][ T1672]  ___sys_sendmsg (net/socket.c:2752)
[   43.514333][ T1672]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.514566][ T1672]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.514774][ T1672]  __sys_sendmsg (net/socket.c:2784)
[   43.514984][ T1672]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.515185][ T1672]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.515418][ T1672]  ? 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)
[   43.515611][ T1672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.515804][ T1672]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.516012][ T1672]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.516213][ T1672]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.516407][ T1672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.516638][ T1672] RIP: 0033:0x7f8f76ffd08e
[   43.516835][ T1672] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.517414][ T1672] RSP: 002b:00007fff1aa1e0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.517683][ T1672] RAX: ffffffffffffffda RBX: 00007fff1aa1e878 RCX: 00007f8f76ffd08e
[   43.517942][ T1672] RDX: 0000000000000000 RSI: 00007fff1aa1e190 RDI: 0000000000000005
[   43.518226][ T1672] RBP: 00007fff1aa1e0f0 R08: 0000000000000000 R09: 0000000000000000
[   43.518489][ T1672] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.518750][ T1672] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1aa1e850
| [   43.556017][ T1673] ------------[ cut here ]------------
| [   43.556215][ T1673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1673
| [   43.556504][ T1673] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.557118][ T1673] Tainted: [W]=WARN
[   43.557231][ T1673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.557407][ T1673] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.557595][ T1673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.558098][ T1673] RSP: 0018:ffa000000406f020 EFLAGS: 00010286
[   43.558276][ T1673] RAX: 00000000ffffffa6 RBX: ff110000093a2dc0 RCX: 1ff400000080ddca
[   43.558479][ T1673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2e70
[   43.558685][ T1673] RBP: ff110000101a2000 R08: 1fe22000012745cf R09: ff11000004b50b58
[   43.558891][ T1673] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   43.559114][ T1673] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.559322][ T1673] FS:  00007f414eca1840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   43.559565][ T1673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.559744][ T1673] CR2: 00007f414ef711a0 CR3: 000000000f1e0005 CR4: 0000000000771ef0
[   43.559961][ T1673] PKRU: 55555554
[   43.560086][ T1673] Call Trace:
[   43.560191][ T1673]  <TASK>
[   43.560266][ T1673]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.560411][ T1673]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.560517][ T1673]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.560660][ T1673]  __dev_notify_flags (net/core/dev.c:9787)
[   43.560805][ T1673]  ? netif_change_name (net/core/dev.c:1495)
[   43.560944][ T1673]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.561092][ T1673]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.561230][ T1673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.561365][ T1673]  ? 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))
[   43.561506][ T1673]  netif_change_flags (net/core/dev.c:9820)
[   43.561644][ T1673]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.561782][ T1673]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.561921][ T1673]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.562188][ T1673]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.562358][ T1673]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.562494][ T1673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.562628][ T1673]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.562765][ T1673]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.562900][ T1673]  ? __kernel_text_address (kernel/extable.c:79)
[   43.563178][ T1673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.563384][ T1673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.563585][ T1673]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.563794][ T1673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.564123][ T1673]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.564427][ T1673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.564569][ T1673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.564707][ T1673]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.564842][ T1673]  ? __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)
[   43.565074][ T1673]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.565211][ T1673]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.565351][ T1673]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.565490][ T1673]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.565633][ T1673]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.565779][ T1673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.565920][ T1673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.566160][ T1673]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.566298][ T1673]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.566432][ T1673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.566572][ T1673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.566706][ T1673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.566846][ T1673]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.567025][ T1673]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.567172][ T1673]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.567310][ T1673]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.567447][ T1673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.567586][ T1673]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.567721][ T1673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.567858][ T1673]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.568010][ T1673]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.568184][ T1673]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.568321][ T1673]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.568459][ T1673]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.568605][ T1673]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.568744][ T1673]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.568883][ T1673]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.569024][ T1673]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.569177][ T1673]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.569316][ T1673]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.569454][ T1673]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.569592][ T1673]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.569731][ T1673]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.569867][ T1673]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.570010][ T1673]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.570188][ T1673]  ? move_addr_to_kernel (net/socket.c:258)
[   43.570326][ T1673]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.570463][ T1673]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.570600][ T1673]  ___sys_sendmsg (net/socket.c:2752)
[   43.570735][ T1673]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.570908][ T1673]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.571069][ T1673]  __sys_sendmsg (net/socket.c:2784)
[   43.571209][ T1673]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.571344][ T1673]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.571531][ T1673]  ? 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)
[   43.571676][ T1673]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.571812][ T1673]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.571950][ T1673]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.572096][ T1673]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.572236][ T1673]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.572407][ T1673] RIP: 0033:0x7f414eedb08e
[   43.572555][ T1673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.573053][ T1673] RSP: 002b:00007ffec95c7590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.573265][ T1673] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f414eedb08e
[   43.573474][ T1673] RDX: 0000000000000000 RSI: 00007ffec95c7640 RDI: 0000000000000005
[   43.573679][ T1673] RBP: 00007ffec95c75a0 R08: 0000000000000000 R09: 0000000000000000
[   43.573884][ T1673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb96
[   43.574103][ T1673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec95c7d00
| [   43.733023][ T1688] ------------[ cut here ]------------
| [   43.733246][ T1688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1688
| [   43.733555][ T1688] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.734157][ T1688] Tainted: [W]=WARN
[   43.734264][ T1688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.734446][ T1688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.734639][ T1688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.735192][ T1688] RSP: 0018:ffa00000040ff1b0 EFLAGS: 00010286
[   43.735428][ T1688] RAX: 00000000ffffffa6 RBX: ff1100000c8d2040 RCX: 1ff400000081fdfc
[   43.735707][ T1688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d20f0
[   43.735989][ T1688] RBP: ff110000107dc000 R08: 1fe220000191a41f R09: ff11000010498b80
[   43.736268][ T1688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.736540][ T1688] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   43.736817][ T1688] FS:  00007f30fe59a840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   43.737163][ T1688] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.737398][ T1688] CR2: 00007f30fe901ee3 CR3: 000000001231d002 CR4: 0000000000771ef0
[   43.737675][ T1688] PKRU: 55555554
[   43.737813][ T1688] Call Trace:
[   43.737921][ T1688]  <TASK>
[   43.738001][ T1688]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.738157][ T1688]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.738266][ T1688]  __dev_notify_flags (net/core/dev.c:9787)
[   43.738409][ T1688]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   43.738551][ T1688]  ? netif_change_name (net/core/dev.c:1495)
[   43.738696][ T1688]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   43.738839][ T1688]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   43.738986][ T1688]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.739132][ T1688]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.739269][ T1688]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.739411][ T1688]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.739553][ T1688]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.739693][ T1688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.739830][ T1688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.739977][ T1688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.740122][ T1688]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.740260][ T1688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.740400][ T1688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.740540][ T1688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.740677][ T1688]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.740822][ T1688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.740960][ T1688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.741112][ T1688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.741250][ T1688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.741388][ T1688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.741529][ T1688]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.741667][ T1688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.741804][ T1688]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.741947][ T1688]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.742096][ T1688]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.742240][ T1688]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.742380][ T1688]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.742521][ T1688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.742665][ T1688]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.742802][ T1688]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.742939][ T1688]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.743090][ T1688]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.743232][ T1688]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.743372][ T1688]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.743544][ T1688]  ? move_addr_to_kernel (net/socket.c:258)
[   43.743690][ T1688]  ___sys_sendmsg (net/socket.c:2752)
[   43.743828][ T1688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.743966][ T1688]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.744125][ T1688]  ? 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))
[   43.744278][ T1688]  __sys_sendmsg (net/socket.c:2784)
[   43.744418][ T1688]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.744562][ T1688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.744700][ T1688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.744837][ T1688]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.744980][ T1688]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.745124][ T1688]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.745262][ T1688]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.745436][ T1688] RIP: 0033:0x7f30fe7d408e
[   43.745583][ T1688] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.746085][ T1688] RSP: 002b:00007fff311f3b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.746301][ T1688] RAX: ffffffffffffffda RBX: 00007fff311f42a8 RCX: 00007f30fe7d408e
[   43.746509][ T1688] RDX: 0000000000000000 RSI: 00007fff311f3bc0 RDI: 0000000000000005
[   43.746715][ T1688] RBP: 00007fff311f3b20 R08: 0000000000000000 R09: 0000000000000000
[   43.746927][ T1688] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   43.747151][ T1688] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff311f4280
| [   43.806497][ T1690] ------------[ cut here ]------------
| [   43.806706][ T1690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1690
| [   43.807006][ T1690] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.807594][ T1690] Tainted: [W]=WARN
[   43.807700][ T1690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.807875][ T1690] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.808071][ T1690] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.808581][ T1690] RSP: 0018:ffa000000410f020 EFLAGS: 00010286
[   43.808771][ T1690] RAX: 00000000ffffffa6 RBX: ff1100000c6119c0 RCX: 1ff4000000821dca
[   43.808986][ T1690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611a70
[   43.809201][ T1690] RBP: ff110000107dc000 R08: 1fe22000018c234f R09: ff1100001049d158
[   43.809414][ T1690] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   43.809649][ T1690] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.809856][ T1690] FS:  00007f63afc72840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   43.810120][ T1690] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.810303][ T1690] CR2: 00007f63aff421a0 CR3: 00000000103eb001 CR4: 0000000000771ef0
[   43.810510][ T1690] PKRU: 55555554
[   43.810614][ T1690] Call Trace:
[   43.810719][ T1690]  <TASK>
[   43.810792][ T1690]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.810933][ T1690]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.811058][ T1690]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.811200][ T1690]  __dev_notify_flags (net/core/dev.c:9787)
[   43.811344][ T1690]  ? netif_change_name (net/core/dev.c:1495)
[   43.811485][ T1690]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.811622][ T1690]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.811756][ T1690]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.811897][ T1690]  ? 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))
[   43.812064][ T1690]  netif_change_flags (net/core/dev.c:9820)
[   43.812208][ T1690]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.812349][ T1690]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.812489][ T1690]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.812629][ T1690]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.812799][ T1690]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.812937][ T1690]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.813084][ T1690]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.813224][ T1690]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.813374][ T1690]  ? __kernel_text_address (kernel/extable.c:79)
[   43.813512][ T1690]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.813651][ T1690]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.813791][ T1690]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.813930][ T1690]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.814178][ T1690]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.814317][ T1690]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.814458][ T1690]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.814594][ T1690]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.814732][ T1690]  ? __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)
[   43.814868][ T1690]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.815038][ T1690]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.815177][ T1690]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.815320][ T1690]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.815461][ T1690]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.815601][ T1690]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.815743][ T1690]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.815882][ T1690]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.816055][ T1690]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.816191][ T1690]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.816338][ T1690]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.816479][ T1690]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.816618][ T1690]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.816755][ T1690]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.816894][ T1690]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.817046][ T1690]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.817202][ T1690]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.817383][ T1690]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.817551][ T1690]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.817699][ T1690]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.817835][ T1690]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.817980][ T1690]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.818139][ T1690]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.818281][ T1690]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.818436][ T1690]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.818588][ T1690]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.818767][ T1690]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.818978][ T1690]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.819128][ T1690]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.819272][ T1690]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.819419][ T1690]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.819611][ T1690]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.819768][ T1690]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.819913][ T1690]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.820116][ T1690]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.820319][ T1690]  ? move_addr_to_kernel (net/socket.c:258)
[   43.820460][ T1690]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.820600][ T1690]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.820739][ T1690]  ___sys_sendmsg (net/socket.c:2752)
[   43.820891][ T1690]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.821167][ T1690]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.821399][ T1690]  __sys_sendmsg (net/socket.c:2784)
[   43.821616][ T1690]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.821820][ T1690]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.822080][ T1690]  ? 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)
[   43.822220][ T1690]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.822381][ T1690]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.822519][ T1690]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.822659][ T1690]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.822894][ T1690]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.823169][ T1690] RIP: 0033:0x7f63afeac08e
[   43.823319][ T1690] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.823982][ T1690] RSP: 002b:00007ffca23582f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.824308][ T1690] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f63afeac08e
[   43.824586][ T1690] RDX: 0000000000000000 RSI: 00007ffca23583a0 RDI: 0000000000000005
[   43.824899][ T1690] RBP: 00007ffca2358300 R08: 0000000000000000 R09: 0000000000000000
[   43.825514][ T1690] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   43.825959][ T1690] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2358a60
| [   44.073519][ T1708] ------------[ cut here ]------------
| [   44.073786][ T1708] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1708
| [   44.074735][ T1708] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.075668][ T1708] Tainted: [W]=WARN
[   44.075829][ T1708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.076107][ T1708] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.076406][ T1708] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.077161][ T1708] RSP: 0018:ffa000000420f1b0 EFLAGS: 00010286
[   44.077451][ T1708] RAX: 00000000ffffffa6 RBX: ff11000004aa7b40 RCX: 1ff4000000841dfc
[   44.077766][ T1708] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7bf0
[   44.078112][ T1708] RBP: ff11000007b51000 R08: 1fe2200000954f7f R09: ff1100000c985180
[   44.078444][ T1708] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.078769][ T1708] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   44.079126][ T1708] FS:  00007f6b2a9a4840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   44.079524][ T1708] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.079803][ T1708] CR2: 00007f6b2ab9d460 CR3: 000000000f23f004 CR4: 0000000000771ef0
[   44.080146][ T1708] PKRU: 55555554
[   44.080316][ T1708] Call Trace:
[   44.080481][ T1708]  <TASK>
[   44.080597][ T1708]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.080825][ T1708]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.080998][ T1708]  __dev_notify_flags (net/core/dev.c:9787)
[   44.081298][ T1708]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   44.081525][ T1708]  ? netif_change_name (net/core/dev.c:1495)
[   44.081729][ T1708]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.081943][ T1708]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.082213][ T1708]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.082435][ T1708]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.082666][ T1708]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.082878][ T1708]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.083097][ T1708]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.083305][ T1708]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.083508][ T1708]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.083707][ T1708]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.083910][ T1708]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.084133][ T1708]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.084350][ T1708]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.084564][ T1708]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.084770][ T1708]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.084986][ T1708]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.085209][ T1708]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.085428][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.085636][ T1708]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.085850][ T1708]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.086084][ T1708]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.086297][ T1708]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.086514][ T1708]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.086737][ T1708]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.086952][ T1708]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.087212][ T1708]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.087435][ T1708]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.087655][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.087879][ T1708]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.088109][ T1708]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.088328][ T1708]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.088565][ T1708]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.088775][ T1708]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.089002][ T1708]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.089278][ T1708]  ? move_addr_to_kernel (net/socket.c:258)
[   44.089492][ T1708]  ___sys_sendmsg (net/socket.c:2752)
[   44.089694][ T1708]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.089898][ T1708]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.090133][ T1708]  ? 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))
[   44.090352][ T1708]  __sys_sendmsg (net/socket.c:2784)
[   44.090565][ T1708]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.090787][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.091018][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.091232][ T1708]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.091439][ T1708]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.091649][ T1708]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.091860][ T1708]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.092138][ T1708] RIP: 0033:0x7f6b2abde08e
[   44.092364][ T1708] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.093137][ T1708] RSP: 002b:00007ffef2e2e080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.093487][ T1708] RAX: ffffffffffffffda RBX: 00007ffef2e2e818 RCX: 00007f6b2abde08e
[   44.093811][ T1708] RDX: 0000000000000000 RSI: 00007ffef2e2e130 RDI: 0000000000000005
[   44.094150][ T1708] RBP: 00007ffef2e2e090 R08: 0000000000000000 R09: 0000000000000000
[   44.094492][ T1708] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   44.094818][ T1708] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef2e2e7f0
| [   44.128523][ T1709] ------------[ cut here ]------------
| [   44.128843][ T1709] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1709
| [   44.129393][ T1709] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.130464][ T1709] Tainted: [W]=WARN
[   44.130674][ T1709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.130995][ T1709] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.131325][ T1709] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.132250][ T1709] RSP: 0018:ffa000000421f020 EFLAGS: 00010286
[   44.132709][ T1709] RAX: 00000000ffffffa6 RBX: ff110000090a99c0 RCX: 1ff4000000843dca
[   44.133223][ T1709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9a70
[   44.133735][ T1709] RBP: ff11000007b51000 R08: 1fe220000121534f R09: ff11000004ba5158
[   44.134284][ T1709] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   44.134775][ T1709] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.135176][ T1709] FS:  00007f3c8f657840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   44.135598][ T1709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.135920][ T1709] CR2: 000000001efbc988 CR3: 000000000f239002 CR4: 0000000000771ef0
[   44.136329][ T1709] PKRU: 55555554
[   44.136549][ T1709] Call Trace:
[   44.136769][ T1709]  <TASK>
[   44.136937][ T1709]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.137237][ T1709]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.137459][ T1709]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.137737][ T1709]  __dev_notify_flags (net/core/dev.c:9787)
[   44.138046][ T1709]  ? netif_change_name (net/core/dev.c:1495)
[   44.138329][ T1709]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.138603][ T1709]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.138880][ T1709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.139186][ T1709]  ? 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))
[   44.139470][ T1709]  netif_change_flags (net/core/dev.c:9820)
[   44.139752][ T1709]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.140076][ T1709]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.140354][ T1709]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.140615][ T1709]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.140930][ T1709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.141222][ T1709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.141501][ T1709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.141780][ T1709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.142065][ T1709]  ? __kernel_text_address (kernel/extable.c:79)
[   44.142327][ T1709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.142599][ T1709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.142866][ T1709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.143156][ T1709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.143428][ T1709]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.143705][ T1709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.143990][ T1709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.144289][ T1709]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.144573][ T1709]  ? __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)
[   44.144844][ T1709]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.145150][ T1709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.145432][ T1709]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.145718][ T1709]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.146017][ T1709]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.146304][ T1709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.146589][ T1709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.146855][ T1709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.147142][ T1709]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.147404][ T1709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.147672][ T1709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.147927][ T1709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.148214][ T1709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.148477][ T1709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.148746][ T1709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.149025][ T1709]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.149302][ T1709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.149579][ T1709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.149875][ T1709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.150167][ T1709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.150436][ T1709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.150704][ T1709]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.150983][ T1709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.151259][ T1709]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.151528][ T1709]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.151793][ T1709]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.152085][ T1709]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.152349][ T1709]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.152626][ T1709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.152889][ T1709]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.153174][ T1709]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.153437][ T1709]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.153703][ T1709]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.153984][ T1709]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.154250][ T1709]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.154566][ T1709]  ? move_addr_to_kernel (net/socket.c:258)
[   44.154997][ T1709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.155271][ T1709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.155537][ T1709]  ___sys_sendmsg (net/socket.c:2752)
[   44.155801][ T1709]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.156140][ T1709]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.156425][ T1709]  __sys_sendmsg (net/socket.c:2784)
[   44.156843][ T1709]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.157270][ T1709]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.157598][ T1709]  ? 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)
[   44.158029][ T1709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.158451][ T1709]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.158716][ T1709]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.159003][ T1709]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.159451][ T1709]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.159773][ T1709] RIP: 0033:0x7f3c8f89108e
[   44.160255][ T1709] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.161077][ T1709] RSP: 002b:00007ffd7f1bbf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.161607][ T1709] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3c8f89108e
[   44.161989][ T1709] RDX: 0000000000000000 RSI: 00007ffd7f1bc030 RDI: 0000000000000005
[   44.162529][ T1709] RBP: 00007ffd7f1bbf90 R08: 0000000000000000 R09: 0000000000000000
[   44.162907][ T1709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   44.163298][ T1709] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7f1bc6f0
| [   44.521404][ T1732] ------------[ cut here ]------------
| [   44.521687][ T1732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1732
| [   44.522144][ T1732] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.523085][ T1732] Tainted: [W]=WARN
[   44.523251][ T1732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.523528][ T1732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.523849][ T1732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.524663][ T1732] RSP: 0018:ffa000000432f1b0 EFLAGS: 00010286
[   44.524955][ T1732] RAX: 00000000ffffffa6 RBX: ff1100001045e1c0 RCX: 1ff4000000865dfc
[   44.525302][ T1732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e270
[   44.525629][ T1732] RBP: ff11000004de4000 R08: 1fe220000208bc4f R09: ff110000113d5180
[   44.525967][ T1732] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.526314][ T1732] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   44.526643][ T1732] FS:  00007f8a3fc55840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   44.527062][ T1732] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.527349][ T1732] CR2: 00007f8a3fe4e460 CR3: 000000000f2f5002 CR4: 0000000000771ef0
[   44.527677][ T1732] PKRU: 55555554
[   44.527840][ T1732] Call Trace:
[   44.528028][ T1732]  <TASK>
[   44.528148][ T1732]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.528383][ T1732]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.528559][ T1732]  __dev_notify_flags (net/core/dev.c:9787)
[   44.528808][ T1732]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   44.529049][ T1732]  ? netif_change_name (net/core/dev.c:1495)
[   44.529287][ T1732]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.529528][ T1732]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.529750][ T1732]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.529984][ T1732]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.530214][ T1732]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.530447][ T1732]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.530675][ T1732]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.530888][ T1732]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.531115][ T1732]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.531327][ T1732]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.531547][ T1732]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.531789][ T1732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.532024][ T1732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.532280][ T1732]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.532499][ T1732]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.532716][ T1732]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.532929][ T1732]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.533157][ T1732]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.533401][ T1732]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.533624][ T1732]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.533846][ T1732]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.534098][ T1732]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.534325][ T1732]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.534556][ T1732]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.534775][ T1732]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.535024][ T1732]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.535267][ T1732]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.535502][ T1732]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.535724][ T1732]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.535948][ T1732]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.536180][ T1732]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.536400][ T1732]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.536620][ T1732]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.536839][ T1732]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.537121][ T1732]  ? move_addr_to_kernel (net/socket.c:258)
[   44.537349][ T1732]  ___sys_sendmsg (net/socket.c:2752)
[   44.537584][ T1732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.537804][ T1732]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.538061][ T1732]  ? 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))
[   44.538288][ T1732]  __sys_sendmsg (net/socket.c:2784)
[   44.538512][ T1732]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.538734][ T1732]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.538947][ T1732]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.539178][ T1732]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.539403][ T1732]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.539618][ T1732]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.539838][ T1732]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.540123][ T1732] RIP: 0033:0x7f8a3fe8f08e
[   44.540369][ T1732] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.541170][ T1732] RSP: 002b:00007ffd1dbc5990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.541509][ T1732] RAX: ffffffffffffffda RBX: 00007ffd1dbc6128 RCX: 00007f8a3fe8f08e
[   44.541833][ T1732] RDX: 0000000000000000 RSI: 00007ffd1dbc5a40 RDI: 0000000000000005
[   44.542178][ T1732] RBP: 00007ffd1dbc59a0 R08: 0000000000000000 R09: 0000000000000000
[   44.542515][ T1732] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   44.542841][ T1732] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1dbc6100
| [   44.599179][ T1733] ------------[ cut here ]------------
| [   44.599433][ T1733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1733
| [   44.599864][ T1733] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.600898][ T1733] Tainted: [W]=WARN
[   44.601082][ T1733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.601359][ T1733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.601653][ T1733] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.602451][ T1733] RSP: 0018:ffa000000432f020 EFLAGS: 00010286
[   44.602727][ T1733] RAX: 00000000ffffffa6 RBX: ff1100000c71ec40 RCX: 1ff4000000865dca
[   44.603064][ T1733] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71ecf0
[   44.603391][ T1733] RBP: ff11000004de4000 R08: 1fe22000018e3d9f R09: ff1100000f385158
[   44.603707][ T1733] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   44.604029][ T1733] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.604360][ T1733] FS:  00007f547d0e1840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   44.604734][ T1733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.605016][ T1733] CR2: 00007f547d3b11a0 CR3: 0000000004bef004 CR4: 0000000000771ef0
[   44.605355][ T1733] PKRU: 55555554
[   44.605517][ T1733] Call Trace:
[   44.605683][ T1733]  <TASK>
[   44.605797][ T1733]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.606023][ T1733]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.606194][ T1733]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.606594][ T1733]  __dev_notify_flags (net/core/dev.c:9787)
[   44.606809][ T1733]  ? netif_change_name (net/core/dev.c:1495)
[   44.607057][ T1733]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.607288][ T1733]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.607495][ T1733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.607714][ T1733]  ? 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))
[   44.607936][ T1733]  netif_change_flags (net/core/dev.c:9820)
[   44.608175][ T1733]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.608384][ T1733]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.608598][ T1733]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.608810][ T1733]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.609091][ T1733]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.609310][ T1733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.609536][ T1733]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.609762][ T1733]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.609987][ T1733]  ? __kernel_text_address (kernel/extable.c:79)
[   44.610201][ T1733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.610418][ T1733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.610630][ T1733]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.610843][ T1733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.611155][ T1733]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.611378][ T1733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.611588][ T1733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.611813][ T1733]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.612042][ T1733]  ? __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)
[   44.612256][ T1733]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.612474][ T1733]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.612695][ T1733]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.612914][ T1733]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.613149][ T1733]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.613362][ T1733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.613573][ T1733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.613787][ T1733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.614009][ T1733]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.614228][ T1733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.614447][ T1733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.614660][ T1733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.614869][ T1733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.615099][ T1733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.615315][ T1733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.615528][ T1733]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.615741][ T1733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.615951][ T1733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.616179][ T1733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.616393][ T1733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.616604][ T1733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.616815][ T1733]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.617037][ T1733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.617250][ T1733]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.617472][ T1733]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.617685][ T1733]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.617901][ T1733]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.618130][ T1733]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.618339][ T1733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.618552][ T1733]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.618764][ T1733]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.618984][ T1733]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.619208][ T1733]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.619421][ T1733]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.619633][ T1733]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.619895][ T1733]  ? move_addr_to_kernel (net/socket.c:258)
[   44.620146][ T1733]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.620363][ T1733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.620583][ T1733]  ___sys_sendmsg (net/socket.c:2752)
[   44.620801][ T1733]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.621076][ T1733]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.621308][ T1733]  __sys_sendmsg (net/socket.c:2784)
[   44.621517][ T1733]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.621721][ T1733]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.621995][ T1733]  ? 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)
[   44.622220][ T1733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.622437][ T1733]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.622642][ T1733]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.622850][ T1733]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.623103][ T1733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.623374][ T1733] RIP: 0033:0x7f547d31b08e
[   44.623599][ T1733] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.624358][ T1733] RSP: 002b:00007fffcc369800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.624683][ T1733] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f547d31b08e
[   44.625012][ T1733] RDX: 0000000000000000 RSI: 00007fffcc3698b0 RDI: 0000000000000005
[   44.625349][ T1733] RBP: 00007fffcc369810 R08: 0000000000000000 R09: 0000000000000000
[   44.625668][ T1733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   44.625995][ T1733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcc369f70
| [   45.020749][ T1760] ------------[ cut here ]------------
| [   45.021477][ T1760] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1760
| [   45.021892][ T1760] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.022716][ T1760] Tainted: [W]=WARN
[   45.022887][ T1760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.023185][ T1760] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.023481][ T1760] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.024218][ T1760] RSP: 0018:ffa00000044bf1b0 EFLAGS: 00010286
[   45.024491][ T1760] RAX: 00000000ffffffa6 RBX: ff1100000b4abe40 RCX: 1ff4000000897dfc
[   45.024802][ T1760] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4abef0
[   45.025144][ T1760] RBP: ff1100000d9ac000 R08: 1fe22000016957df R09: ff110000113b5180
[   45.025474][ T1760] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.025781][ T1760] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   45.026133][ T1760] FS:  00007fee6e527840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   45.026525][ T1760] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.026804][ T1760] CR2: 00007fee6e89c040 CR3: 00000000100bc005 CR4: 0000000000771ef0
[   45.027155][ T1760] PKRU: 55555554
[   45.027303][ T1760] Call Trace:
[   45.027462][ T1760]  <TASK>
[   45.027573][ T1760]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.027784][ T1760]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.027927][ T1760]  __dev_notify_flags (net/core/dev.c:9787)
[   45.028137][ T1760]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   45.028361][ T1760]  ? netif_change_name (net/core/dev.c:1495)
[   45.028561][ T1760]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.028772][ T1760]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.028989][ T1760]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.029204][ T1760]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.029408][ T1760]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.029640][ T1760]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.029873][ T1760]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.030115][ T1760]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.030342][ T1760]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.030566][ T1760]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.030797][ T1760]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.031026][ T1760]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.031241][ T1760]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.031454][ T1760]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.031685][ T1760]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.031901][ T1760]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.032124][ T1760]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.032322][ T1760]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.032530][ T1760]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.032735][ T1760]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.032921][ T1760]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.033142][ T1760]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.033365][ T1760]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.033595][ T1760]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.033820][ T1760]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.034059][ T1760]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.034285][ T1760]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.034488][ T1760]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.034682][ T1760]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.034895][ T1760]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.035115][ T1760]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.035331][ T1760]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.035531][ T1760]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.035741][ T1760]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.035995][ T1760]  ? move_addr_to_kernel (net/socket.c:258)
[   45.036216][ T1760]  ___sys_sendmsg (net/socket.c:2752)
[   45.036423][ T1760]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.036658][ T1760]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.036904][ T1760]  ? 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))
[   45.037152][ T1760]  __sys_sendmsg (net/socket.c:2784)
[   45.037391][ T1760]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.037613][ T1760]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.037818][ T1760]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.038055][ T1760]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.038247][ T1760]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.038456][ T1760]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.038653][ T1760]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.038902][ T1760] RIP: 0033:0x7fee6e76108e
[   45.039139][ T1760] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.039913][ T1760] RSP: 002b:00007fffb55167c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.040265][ T1760] RAX: ffffffffffffffda RBX: 00007fffb5516f58 RCX: 00007fee6e76108e
[   45.040577][ T1760] RDX: 0000000000000000 RSI: 00007fffb5516870 RDI: 0000000000000005
[   45.040906][ T1760] RBP: 00007fffb55167d0 R08: 0000000000000000 R09: 0000000000000000
[   45.041250][ T1760] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   45.041562][ T1760] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb5516f30
| [   45.080784][ T1761] ------------[ cut here ]------------
| [   45.081057][ T1761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1761
| [   45.081500][ T1761] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.082418][ T1761] Tainted: [W]=WARN
[   45.082589][ T1761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.082859][ T1761] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.083817][ T1761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.084600][ T1761] RSP: 0018:ffa00000044cf020 EFLAGS: 00010286
[   45.084877][ T1761] RAX: 00000000ffffffa6 RBX: ff11000004aa7840 RCX: 1ff4000000899dca
[   45.085212][ T1761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa78f0
[   45.085530][ T1761] RBP: ff1100000d9ac000 R08: 1fe2200000954f1f R09: ff110000113d0b58
[   45.085847][ T1761] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   45.086185][ T1761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.086518][ T1761] FS:  00007fbd2e651840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   45.086892][ T1761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.087169][ T1761] CR2: 00007fbd2e9211a0 CR3: 000000000f0c1003 CR4: 0000000000771ef0
[   45.087478][ T1761] PKRU: 55555554
[   45.087635][ T1761] Call Trace:
[   45.087811][ T1761]  <TASK>
[   45.087926][ T1761]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.088155][ T1761]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.088315][ T1761]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.088530][ T1761]  __dev_notify_flags (net/core/dev.c:9787)
[   45.088744][ T1761]  ? netif_change_name (net/core/dev.c:1495)
[   45.088955][ T1761]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.089193][ T1761]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.089404][ T1761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.089613][ T1761]  ? 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))
[   45.089831][ T1761]  netif_change_flags (net/core/dev.c:9820)
[   45.090054][ T1761]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.090274][ T1761]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.090493][ T1761]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.090706][ T1761]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.090978][ T1761]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.091223][ T1761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.091432][ T1761]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.091644][ T1761]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.091858][ T1761]  ? __kernel_text_address (kernel/extable.c:79)
[   45.092086][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.092303][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.092503][ T1761]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.092714][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.092920][ T1761]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.093139][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.093348][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.093559][ T1761]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.093776][ T1761]  ? __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)
[   45.093993][ T1761]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.094208][ T1761]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.094424][ T1761]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.094640][ T1761]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.094856][ T1761]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.095085][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.095296][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.095510][ T1761]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.095719][ T1761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.095927][ T1761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.096164][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.096378][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.096591][ T1761]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.096805][ T1761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.097026][ T1761]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.097241][ T1761]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.097454][ T1761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.097669][ T1761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.097884][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.098116][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.098330][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.098547][ T1761]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.098758][ T1761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.098987][ T1761]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.099219][ T1761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.099432][ T1761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.099642][ T1761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.099853][ T1761]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.100075][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.100292][ T1761]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.100506][ T1761]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.100724][ T1761]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.100941][ T1761]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.101168][ T1761]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.101383][ T1761]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.101646][ T1761]  ? move_addr_to_kernel (net/socket.c:258)
[   45.101864][ T1761]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.102113][ T1761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.102331][ T1761]  ___sys_sendmsg (net/socket.c:2752)
[   45.102538][ T1761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.102818][ T1761]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.103071][ T1761]  __sys_sendmsg (net/socket.c:2784)
[   45.103303][ T1761]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.103521][ T1761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.103796][ T1761]  ? 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)
[   45.104025][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.104254][ T1761]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.104475][ T1761]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.104691][ T1761]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.104909][ T1761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.105201][ T1761] RIP: 0033:0x7fbd2e88b08e
[   45.105432][ T1761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.106199][ T1761] RSP: 002b:00007ffc702bffa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.106517][ T1761] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbd2e88b08e
[   45.106833][ T1761] RDX: 0000000000000000 RSI: 00007ffc702c0050 RDI: 0000000000000005
[   45.107168][ T1761] RBP: 00007ffc702bffb0 R08: 0000000000000000 R09: 0000000000000000
[   45.107494][ T1761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   45.107815][ T1761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc702c0710
| [   45.445919][ T1787] ------------[ cut here ]------------
| [   45.446801][ T1787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1787
| [   45.447283][ T1787] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.448229][ T1787] Tainted: [W]=WARN
[   45.448396][ T1787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.448666][ T1787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.448952][ T1787] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.449771][ T1787] RSP: 0018:ffa000000460f1b0 EFLAGS: 00010286
[   45.450067][ T1787] RAX: 00000000ffffffa6 RBX: ff1100001045f0c0 RCX: 1ff40000008c1dfc
[   45.450409][ T1787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f170
[   45.450773][ T1787] RBP: ff11000005c59000 R08: 1fe220000208be2f R09: ff11000004b52e80
[   45.451134][ T1787] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.451465][ T1787] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   45.451812][ T1787] FS:  00007f50fbba9840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   45.452224][ T1787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.452498][ T1787] CR2: 00007f50fbf10ee3 CR3: 0000000004c11003 CR4: 0000000000771ef0
[   45.452832][ T1787] PKRU: 55555554
[   45.453009][ T1787] Call Trace:
[   45.453183][ T1787]  <TASK>
[   45.453324][ T1787]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.453557][ T1787]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.453726][ T1787]  __dev_notify_flags (net/core/dev.c:9787)
[   45.453941][ T1787]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   45.454181][ T1787]  ? netif_change_name (net/core/dev.c:1495)
[   45.454416][ T1787]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.454648][ T1787]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.454871][ T1787]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.455106][ T1787]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.455325][ T1787]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.455561][ T1787]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.455794][ T1787]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.456025][ T1787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.456254][ T1787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.456483][ T1787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.456709][ T1787]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.456936][ T1787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.457190][ T1787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.457420][ T1787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.457645][ T1787]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.457867][ T1787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.458100][ T1787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.458322][ T1787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.458545][ T1787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.458766][ T1787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.458997][ T1787]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.459218][ T1787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.459444][ T1787]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.459679][ T1787]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.459895][ T1787]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.460128][ T1787]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.460346][ T1787]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.460563][ T1787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.460781][ T1787]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.461015][ T1787]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.461241][ T1787]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.461463][ T1787]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.461998][ T1787]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.462224][ T1787]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.462654][ T1787]  ? move_addr_to_kernel (net/socket.c:258)
[   45.462881][ T1787]  ___sys_sendmsg (net/socket.c:2752)
[   45.463108][ T1787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.463328][ T1787]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.463566][ T1787]  ? 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))
[   45.463952][ T1787]  __sys_sendmsg (net/socket.c:2784)
[   45.464186][ T1787]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.464412][ T1787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.464631][ T1787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.465005][ T1787]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.465224][ T1787]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.465443][ T1787]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.465664][ T1787]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.466105][ T1787] RIP: 0033:0x7f50fbde308e
[   45.466343][ T1787] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.467309][ T1787] RSP: 002b:00007ffe79a11e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.467647][ T1787] RAX: ffffffffffffffda RBX: 00007ffe79a12608 RCX: 00007f50fbde308e
[   45.468170][ T1787] RDX: 0000000000000000 RSI: 00007ffe79a11f20 RDI: 0000000000000005
[   45.468500][ T1787] RBP: 00007ffe79a11e80 R08: 0000000000000000 R09: 0000000000000000
[   45.468831][ T1787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   45.469515][ T1787] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe79a125e0
| [   45.521713][ T1788] ------------[ cut here ]------------
| [   45.522008][ T1788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1788
| [   45.522451][ T1788] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.523331][ T1788] Tainted: [W]=WARN
[   45.523480][ T1788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.523742][ T1788] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.524032][ T1788] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.524799][ T1788] RSP: 0018:ffa000000461f020 EFLAGS: 00010286
[   45.525097][ T1788] RAX: 00000000ffffffa6 RBX: ff1100001045e640 RCX: 1ff40000008c3dca
[   45.525434][ T1788] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e6f0
[   45.525760][ T1788] RBP: ff11000005c59000 R08: 1fe220000208bcdf R09: ff1100000f2fd158
[   45.526089][ T1788] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   45.526407][ T1788] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.526732][ T1788] FS:  00007fd48af45840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   45.527129][ T1788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.527399][ T1788] CR2: 000000000902d988 CR3: 0000000011317005 CR4: 0000000000771ef0
[   45.527719][ T1788] PKRU: 55555554
[   45.527881][ T1788] Call Trace:
[   45.528058][ T1788]  <TASK>
[   45.528171][ T1788]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.528393][ T1788]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.528557][ T1788]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.528778][ T1788]  __dev_notify_flags (net/core/dev.c:9787)
[   45.528997][ T1788]  ? netif_change_name (net/core/dev.c:1495)
[   45.529211][ T1788]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.529426][ T1788]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.529637][ T1788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.529851][ T1788]  ? 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))
[   45.530079][ T1788]  netif_change_flags (net/core/dev.c:9820)
[   45.530293][ T1788]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.530506][ T1788]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.530731][ T1788]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.530944][ T1788]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.531219][ T1788]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.531435][ T1788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.531645][ T1788]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.531855][ T1788]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.532080][ T1788]  ? __kernel_text_address (kernel/extable.c:79)
[   45.532294][ T1788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.532513][ T1788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.532727][ T1788]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.532941][ T1788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.533166][ T1788]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.533387][ T1788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.533610][ T1788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.533823][ T1788]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.534052][ T1788]  ? __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)
[   45.534265][ T1788]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.534483][ T1788]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.534698][ T1788]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.534918][ T1788]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.535152][ T1788]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.535369][ T1788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.535580][ T1788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.535792][ T1788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.536065][ T1788]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.536284][ T1788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.536502][ T1788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.536714][ T1788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.536930][ T1788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.537152][ T1788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.537364][ T1788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.537580][ T1788]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.537792][ T1788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.538042][ T1788]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.538257][ T1788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.538472][ T1788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.538686][ T1788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.538895][ T1788]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.539117][ T1788]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.539334][ T1788]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.539554][ T1788]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.539766][ T1788]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.539986][ T1788]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.540209][ T1788]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.540418][ T1788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.540633][ T1788]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.540849][ T1788]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.541079][ T1788]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.541298][ T1788]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.541516][ T1788]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.541731][ T1788]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.541996][ T1788]  ? move_addr_to_kernel (net/socket.c:258)
[   45.542213][ T1788]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.542426][ T1788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.542645][ T1788]  ___sys_sendmsg (net/socket.c:2752)
[   45.542860][ T1788]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.543144][ T1788]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.543376][ T1788]  __sys_sendmsg (net/socket.c:2784)
[   45.543587][ T1788]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.543802][ T1788]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.544087][ T1788]  ? 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)
[   45.544297][ T1788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.544515][ T1788]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.544733][ T1788]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.544945][ T1788]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.545168][ T1788]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.545432][ T1788] RIP: 0033:0x7fd48b17f08e
[   45.545661][ T1788] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.546451][ T1788] RSP: 002b:00007ffe0963b330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.546784][ T1788] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd48b17f08e
[   45.547146][ T1788] RDX: 0000000000000000 RSI: 00007ffe0963b3e0 RDI: 0000000000000005
[   45.547466][ T1788] RBP: 00007ffe0963b340 R08: 0000000000000000 R09: 0000000000000000
[   45.547778][ T1788] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   45.548134][ T1788] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0963baa0
| [   45.903549][ T1818] ------------[ cut here ]------------
| [   45.903751][ T1818] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1818
| [   45.904083][ T1818] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.904719][ T1818] Tainted: [W]=WARN
[   45.904840][ T1818] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.905173][ T1818] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.905373][ T1818] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.905875][ T1818] RSP: 0018:ffa000000479efe0 EFLAGS: 00010286
[   45.906153][ T1818] RAX: 00000000ffffffa6 RBX: ff11000008b52640 RCX: 1ff40000008f3dc2
[   45.906378][ T1818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b526f0
[   45.906692][ T1818] RBP: ff1100000cd52000 R08: 1fe220000116a4df R09: ff1100000f190b58
[   45.906901][ T1818] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   45.907217][ T1818] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   45.907430][ T1818] FS:  00007f4cfe00f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   45.907684][ T1818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.907861][ T1818] CR2: 00000000044a4988 CR3: 0000000004eb7002 CR4: 0000000000771ef0
[   45.908182][ T1818] PKRU: 55555554
[   45.908289][ T1818] Call Trace:
[   45.908396][ T1818]  <TASK>
[   45.908471][ T1818]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.908615][ T1818]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.908756][ T1818]  notifier_call_chain (kernel/notifier.c:85)
[   45.908902][ T1818]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   45.909139][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.909285][ T1818]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   45.909466][ T1818]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.909605][ T1818]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   45.909746][ T1818]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   45.909884][ T1818]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   45.910154][ T1818]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   45.910297][ T1818] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   45.910438][ T1818]  ? write_profile (kernel/profile.c:194)
[   45.910575][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.910713][ T1818]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   45.910888][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.911144][ T1818]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   45.911277][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.911416][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.911552][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.911694][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.911830][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.912087][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.912231][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.912371][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.912511][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.912658][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.912801][ T1818]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.912948][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.913173][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.913320][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.913463][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.913605][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.913743][ T1818]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.913882][ T1818]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.914121][ T1818]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.914258][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.914396][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.914532][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.914670][ T1818]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.914813][ T1818]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.914955][ T1818]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.915203][ T1818]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.915342][ T1818]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.915484][ T1818]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.915624][ T1818]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.915764][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.915903][ T1818]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.916121][ T1818]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.916260][ T1818]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.916401][ T1818]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.916538][ T1818]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.916680][ T1818]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.916855][ T1818]  ? move_addr_to_kernel (net/socket.c:258)
[   45.917064][ T1818]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.917209][ T1818]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.917350][ T1818]  ___sys_sendmsg (net/socket.c:2752)
[   45.917486][ T1818]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.917666][ T1818]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.917823][ T1818]  __sys_sendmsg (net/socket.c:2784)
[   45.917963][ T1818]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.918167][ T1818]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.918339][ T1818]  ? 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)
[   45.918477][ T1818]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.918623][ T1818]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.918763][ T1818]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.918903][ T1818]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.919109][ T1818]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.919283][ T1818] RIP: 0033:0x7f4cfe24908e
[   45.919432][ T1818] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.919936][ T1818] RSP: 002b:00007ffcf6ed7230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.920183][ T1818] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cfe24908e
[   45.920410][ T1818] RDX: 0000000000000000 RSI: 00007ffcf6ed72e0 RDI: 0000000000000005
[   45.920623][ T1818] RBP: 00007ffcf6ed7240 R08: 0000000000000000 R09: 0000000000000000
[   45.920834][ T1818] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   45.921073][ T1818] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6ed79a0
| [   45.922923][ T1818] ------------[ cut here ]------------
| [   45.923090][ T1818] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1818
| [   45.923366][ T1818] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.923928][ T1818] Tainted: [W]=WARN
[   45.924209][ T1818] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.924379][ T1818] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.924557][ T1818] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.925043][ T1818] RSP: 0018:ffa000000479f060 EFLAGS: 00010286
[   45.925211][ T1818] RAX: 00000000ffffffa6 RBX: ff11000008b527c0 RCX: 1ff40000008f3dd2
[   45.925416][ T1818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b52870
[   45.925619][ T1818] RBP: ff1100001140a000 R08: 1fe220000116a50f R09: ff1100000f190b58
[   45.925823][ T1818] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   45.926034][ T1818] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000479f100
[   45.926249][ T1818] FS:  00007f4cfe00f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   45.926485][ T1818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.926657][ T1818] CR2: 00000000044a4988 CR3: 0000000004eb7002 CR4: 0000000000771ef0
[   45.926866][ T1818] PKRU: 55555554
[   45.926967][ T1818] Call Trace:
[   45.927080][ T1818]  <TASK>
[   45.927150][ T1818]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.927288][ T1818]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.927392][ T1818]  netif_close_many (net/core/dev.c:1804)
[   45.927530][ T1818]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.927667][ T1818]  ? __dev_close_many (net/core/dev.c:1781)
[   45.927803][ T1818]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   45.927977][ T1818]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   45.928151][ T1818]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   45.928293][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.928431][ T1818]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.928602][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.928740][ T1818]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.928875][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.929014][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.929156][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.929289][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.929431][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.929589][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.929722][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.929856][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.930000][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.930141][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.930289][ T1818]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.930427][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.930576][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.930709][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.930841][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.930984][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.931127][ T1818]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.931267][ T1818]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.931401][ T1818]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.931541][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.931678][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.931815][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.931959][ T1818]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.932109][ T1818]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.932244][ T1818]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.932382][ T1818]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.932518][ T1818]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.932659][ T1818]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.932795][ T1818]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.932928][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.933075][ T1818]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.933209][ T1818]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.933343][ T1818]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.933479][ T1818]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.933612][ T1818]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.933756][ T1818]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.933920][ T1818]  ? move_addr_to_kernel (net/socket.c:258)
[   45.934063][ T1818]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.934196][ T1818]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.934330][ T1818]  ___sys_sendmsg (net/socket.c:2752)
[   45.934469][ T1818]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.934637][ T1818]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.934782][ T1818]  __sys_sendmsg (net/socket.c:2784)
[   45.934914][ T1818]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.935057][ T1818]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.935224][ T1818]  ? 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)
[   45.935357][ T1818]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.935499][ T1818]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.935639][ T1818]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.935778][ T1818]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.935912][ T1818]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.936090][ T1818] RIP: 0033:0x7f4cfe24908e
[   45.936234][ T1818] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.936712][ T1818] RSP: 002b:00007ffcf6ed7230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.936920][ T1818] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cfe24908e
[   45.937134][ T1818] RDX: 0000000000000000 RSI: 00007ffcf6ed72e0 RDI: 0000000000000005
[   45.937336][ T1818] RBP: 00007ffcf6ed7240 R08: 0000000000000000 R09: 0000000000000000
[   45.937544][ T1818] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   45.937761][ T1818] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6ed79a0
| [   45.940708][ T1818] ------------[ cut here ]------------
| [   45.940863][ T1818] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1818
| [   45.941811][ T1818] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.942485][ T1818] Tainted: [W]=WARN
[   45.942584][ T1818] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.942745][ T1818] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.942926][ T1818] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.943459][ T1818] RSP: 0018:ffa000000479f190 EFLAGS: 00010286
[   45.943625][ T1818] RAX: 00000000ffffffa6 RBX: ff1100000b4ab540 RCX: 1ff40000008f3df8
[   45.943822][ T1818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab5f0
[   45.944081][ T1818] RBP: ff1100001140a000 R08: 1fe22000016956bf R09: ff1100000f190b58
[   45.944276][ T1818] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.944476][ T1818] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.944674][ T1818] FS:  00007f4cfe00f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   45.944904][ T1818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.945134][ T1818] CR2: 00000000044a4988 CR3: 0000000004eb7002 CR4: 0000000000771ef0
[   45.945333][ T1818] PKRU: 55555554
[   45.945431][ T1818] Call Trace:
[   45.945531][ T1818]  <TASK>
[   45.945599][ T1818]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   45.945765][ T1818]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.945930][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.946127][ T1818]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.946258][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.946384][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.946511][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.946639][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.946767][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.946916][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.947116][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.947248][ T1818]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.947377][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.947507][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.947638][ T1818]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.947770][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.947901][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.948096][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.948228][ T1818]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.948358][ T1818]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.948493][ T1818]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.948622][ T1818]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.948749][ T1818]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.948876][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.949067][ T1818]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.949198][ T1818]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.949326][ T1818]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.949461][ T1818]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.949590][ T1818]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.949726][ T1818]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.949862][ T1818]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.950057][ T1818]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.950188][ T1818]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.950317][ T1818]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.950447][ T1818]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.950578][ T1818]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.950706][ T1818]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.950838][ T1818]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.951028][ T1818]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.951167][ T1818]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.951329][ T1818]  ? move_addr_to_kernel (net/socket.c:258)
[   45.951458][ T1818]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.951586][ T1818]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.951715][ T1818]  ___sys_sendmsg (net/socket.c:2752)
[   45.951849][ T1818]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.952077][ T1818]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.952218][ T1818]  __sys_sendmsg (net/socket.c:2784)
[   45.952350][ T1818]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.952476][ T1818]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.952647][ T1818]  ? 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)
[   45.952778][ T1818]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.952905][ T1818]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.953100][ T1818]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.953230][ T1818]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.953360][ T1818]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.953526][ T1818] RIP: 0033:0x7f4cfe24908e
[   45.953664][ T1818] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.954198][ T1818] RSP: 002b:00007ffcf6ed7230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.954398][ T1818] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cfe24908e
[   45.954591][ T1818] RDX: 0000000000000000 RSI: 00007ffcf6ed72e0 RDI: 0000000000000005
[   45.954795][ T1818] RBP: 00007ffcf6ed7240 R08: 0000000000000000 R09: 0000000000000000
[   45.955056][ T1818] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   45.955251][ T1818] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6ed79a0
| [   46.283874][ T1846] ------------[ cut here ]------------
| [   46.284161][ T1846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1846
| [   46.284663][ T1846] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.286312][ T1846] Tainted: [W]=WARN
[   46.286463][ T1846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.286684][ T1846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.286917][ T1846] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.287474][ T1846] RSP: 0018:ffa000000490efe0 EFLAGS: 00010286
[   46.287697][ T1846] RAX: 00000000ffffffa6 RBX: ff110000093a2340 RCX: 1ff4000000921dc2
[   46.287949][ T1846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a23f0
[   46.288227][ T1846] RBP: ff1100000cd52000 R08: 1fe220000127447f R09: ff1100000f175158
[   46.288482][ T1846] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   46.288734][ T1846] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   46.289001][ T1846] FS:  00007f94a5e8e840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   46.289310][ T1846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.289532][ T1846] CR2: 0000000000fd1988 CR3: 000000000f127005 CR4: 0000000000771ef0
[   46.289788][ T1846] PKRU: 55555554
[   46.289939][ T1846] Call Trace:
[   46.290116][ T1846]  <TASK>
[   46.290238][ T1846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.290448][ T1846]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.290639][ T1846]  notifier_call_chain (kernel/notifier.c:85)
[   46.290831][ T1846]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   46.291032][ T1846]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   46.291264][ T1846]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.291453][ T1846]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.291640][ T1846]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.291827][ T1846]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   46.292028][ T1846]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   46.292263][ T1846] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   46.292455][ T1846]  ? write_profile (kernel/profile.c:194)
[   46.292642][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.292834][ T1846]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   46.293103][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.293362][ T1846]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   46.293574][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.293760][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.293948][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.294159][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.294344][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.294553][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.294737][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.294929][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.295133][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.295325][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.295519][ T1846]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.295709][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.295895][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.296101][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.296291][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.296481][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.296670][ T1846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.296859][ T1846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.297065][ T1846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.297250][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.297439][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.297625][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.297813][ T1846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.298013][ T1846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.298214][ T1846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.298405][ T1846]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.298600][ T1846]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.298795][ T1846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.298997][ T1846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.299193][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.299383][ T1846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.299572][ T1846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.299760][ T1846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.299952][ T1846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.300162][ T1846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.300351][ T1846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.300571][ T1846]  ? move_addr_to_kernel (net/socket.c:258)
[   46.300760][ T1846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.300953][ T1846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.301166][ T1846]  ___sys_sendmsg (net/socket.c:2752)
[   46.301355][ T1846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.301583][ T1846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.301788][ T1846]  __sys_sendmsg (net/socket.c:2784)
[   46.302008][ T1846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.302220][ T1846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.302460][ T1846]  ? 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)
[   46.302708][ T1846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.302905][ T1846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.303117][ T1846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.303306][ T1846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.303499][ T1846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.303724][ T1846] RIP: 0033:0x7f94a60c808e
[   46.303921][ T1846] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.304479][ T1846] RSP: 002b:00007ffe4c9fcd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.304754][ T1846] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f94a60c808e
[   46.305021][ T1846] RDX: 0000000000000000 RSI: 00007ffe4c9fce20 RDI: 0000000000000005
[   46.305287][ T1846] RBP: 00007ffe4c9fcd80 R08: 0000000000000000 R09: 0000000000000000
[   46.305559][ T1846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   46.305819][ T1846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c9fd4e0
| [   46.308187][ T1846] ------------[ cut here ]------------
| [   46.308425][ T1846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1846
| [   46.308836][ T1846] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.309730][ T1846] Tainted: [W]=WARN
[   46.309898][ T1846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.310175][ T1846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.310467][ T1846] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.311232][ T1846] RSP: 0018:ffa000000490f060 EFLAGS: 00010286
[   46.311506][ T1846] RAX: 00000000ffffffa6 RBX: ff110000093a27c0 RCX: 1ff4000000921dd2
[   46.311822][ T1846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2870
[   46.312153][ T1846] RBP: ff11000004c42000 R08: 1fe220000127450f R09: ff1100000f175158
[   46.312465][ T1846] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   46.312772][ T1846] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000490f100
[   46.313097][ T1846] FS:  00007f94a5e8e840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   46.313467][ T1846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.313732][ T1846] CR2: 0000561b0775d620 CR3: 000000000f127005 CR4: 0000000000771ef0
[   46.314067][ T1846] PKRU: 55555554
[   46.314222][ T1846] Call Trace:
[   46.314378][ T1846]  <TASK>
[   46.314488][ T1846]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.314711][ T1846]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.314873][ T1846]  netif_close_many (net/core/dev.c:1804)
[   46.315100][ T1846]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.315317][ T1846]  ? __dev_close_many (net/core/dev.c:1781)
[   46.315527][ T1846]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.315949][ T1846]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.316274][ T1846]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   46.316504][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.316731][ T1846]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.317178][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.317435][ T1846]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.317653][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.317886][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.318119][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.318346][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.318561][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.318825][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.319203][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.319414][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.319626][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.319843][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.320230][ T1846]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.320447][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.320659][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.320865][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.321243][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.321475][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.321722][ T1846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.321932][ T1846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.322161][ T1846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.322383][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.322597][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.322815][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.323198][ T1846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.323404][ T1846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.323621][ T1846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.323844][ T1846]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.324222][ T1846]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.324442][ T1846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.324654][ T1846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.324866][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.325246][ T1846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.325461][ T1846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.325678][ T1846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.325901][ T1846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.326133][ T1846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.326345][ T1846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.326602][ T1846]  ? move_addr_to_kernel (net/socket.c:258)
[   46.326816][ T1846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.327199][ T1846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.327420][ T1846]  ___sys_sendmsg (net/socket.c:2752)
[   46.327635][ T1846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.328064][ T1846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.328299][ T1846]  __sys_sendmsg (net/socket.c:2784)
[   46.328509][ T1846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.328706][ T1846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.329129][ T1846]  ? 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)
[   46.329334][ T1846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.329542][ T1846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.329747][ T1846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.330112][ T1846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.330319][ T1846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.330584][ T1846] RIP: 0033:0x7f94a60c808e
[   46.330810][ T1846] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.331749][ T1846] RSP: 002b:00007ffe4c9fcd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.332236][ T1846] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f94a60c808e
[   46.332553][ T1846] RDX: 0000000000000000 RSI: 00007ffe4c9fce20 RDI: 0000000000000005
[   46.332864][ T1846] RBP: 00007ffe4c9fcd80 R08: 0000000000000000 R09: 0000000000000000
[   46.333347][ T1846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   46.333666][ T1846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c9fd4e0
| [   46.339766][ T1846] ------------[ cut here ]------------
| [   46.339982][ T1846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1846
| [   46.340380][ T1846] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.341225][ T1846] Tainted: [W]=WARN
[   46.341378][ T1846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.341628][ T1846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.341890][ T1846] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.342617][ T1846] RSP: 0018:ffa000000490f190 EFLAGS: 00010286
[   46.342877][ T1846] RAX: 00000000ffffffa6 RBX: ff11000005e304c0 RCX: 1ff4000000921df8
[   46.343190][ T1846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e30570
[   46.343494][ T1846] RBP: ff11000004c42000 R08: 1fe2200000bc60af R09: ff1100000f175158
[   46.343791][ T1846] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   46.344115][ T1846] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.344430][ T1846] FS:  00007f94a5e8e840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   46.344793][ T1846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.345057][ T1846] CR2: 0000561b0775d620 CR3: 000000000f127005 CR4: 0000000000771ef0
[   46.345345][ T1846] PKRU: 55555554
[   46.345500][ T1846] Call Trace:
[   46.345652][ T1846]  <TASK>
[   46.345758][ T1846]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.346026][ T1846]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.346289][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.346488][ T1846]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.346684][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.346876][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.347095][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.347292][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.347486][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.347717][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.347918][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.348138][ T1846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.348336][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.348534][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.348733][ T1846]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.348938][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.349149][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.349355][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.349554][ T1846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.349763][ T1846]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.349962][ T1846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.350178][ T1846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.350378][ T1846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.350579][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.350781][ T1846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.350991][ T1846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.351201][ T1846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.351404][ T1846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.351603][ T1846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.351816][ T1846]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.352023][ T1846]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.352232][ T1846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.352442][ T1846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.352644][ T1846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.352848][ T1846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.353067][ T1846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.353269][ T1846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.353477][ T1846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.353678][ T1846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.353883][ T1846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.354150][ T1846]  ? move_addr_to_kernel (net/socket.c:258)
[   46.354352][ T1846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.354551][ T1846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.354755][ T1846]  ___sys_sendmsg (net/socket.c:2752)
[   46.354957][ T1846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.355210][ T1846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.355420][ T1846]  __sys_sendmsg (net/socket.c:2784)
[   46.355616][ T1846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.355802][ T1846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.356067][ T1846]  ? 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)
[   46.356263][ T1846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.356457][ T1846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.356654][ T1846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.356848][ T1846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.357062][ T1846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.357307][ T1846] RIP: 0033:0x7f94a60c808e
[   46.357517][ T1846] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.358228][ T1846] RSP: 002b:00007ffe4c9fcd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.358541][ T1846] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f94a60c808e
[   46.358841][ T1846] RDX: 0000000000000000 RSI: 00007ffe4c9fce20 RDI: 0000000000000005
[   46.359163][ T1846] RBP: 00007ffe4c9fcd80 R08: 0000000000000000 R09: 0000000000000000
[   46.359463][ T1846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   46.359776][ T1846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c9fd4e0
| [   46.675670][ T1872] ------------[ cut here ]------------
| [   46.675867][ T1872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1872
| [   46.676175][ T1872] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.676758][ T1872] Tainted: [W]=WARN
[   46.676865][ T1872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.677049][ T1872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.677232][ T1872] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.677716][ T1872] RSP: 0018:ffa0000004a1f060 EFLAGS: 00010286
[   46.677890][ T1872] RAX: 00000000ffffffa6 RBX: ff1100000c7487c0 RCX: 1ff4000000943dd2
[   46.678102][ T1872] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748870
[   46.678300][ T1872] RBP: ff11000007b51000 R08: 1fe22000018e910f R09: ff110000112c0b58
[   46.678516][ T1872] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.678720][ T1872] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004a1f100
[   46.678921][ T1872] FS:  00007f797e663840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   46.679212][ T1872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.679444][ T1872] CR2: 0000000000ea5988 CR3: 000000001129f004 CR4: 0000000000771ef0
[   46.679711][ T1872] PKRU: 55555554
[   46.679846][ T1872] Call Trace:
[   46.679987][ T1872]  <TASK>
[   46.680087][ T1872]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.680269][ T1872]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.680406][ T1872]  netif_close_many (net/core/dev.c:1804)
[   46.680586][ T1872]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.680763][ T1872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.680944][ T1872]  ? __dev_close_many (net/core/dev.c:1781)
[   46.681138][ T1872]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.681329][ T1872]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.681548][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.681752][ T1872]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.682028][ T1872]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.682245][ T1872]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.682435][ T1872]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.682608][ T1872]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.682741][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.682897][ T1872]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.683119][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.683324][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.683532][ T1872]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.683728][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.683938][ T1872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.684149][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.684283][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.684420][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.684560][ T1872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.684704][ T1872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.684841][ T1872]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.684986][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.685130][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.685267][ T1872]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.685407][ T1872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.685544][ T1872]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.685680][ T1872]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.685815][ T1872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.685950][ T1872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.686095][ T1872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.686230][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.686362][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.686496][ T1872]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.686629][ T1872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.686768][ T1872]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.686907][ T1872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.687053][ T1872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.687190][ T1872]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.687327][ T1872]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.687463][ T1872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.687600][ T1872]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.687741][ T1872]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.687880][ T1872]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.688024][ T1872]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.688168][ T1872]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.688305][ T1872]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.688473][ T1872]  ? move_addr_to_kernel (net/socket.c:258)
[   46.688607][ T1872]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.688745][ T1872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.688885][ T1872]  ___sys_sendmsg (net/socket.c:2752)
[   46.689026][ T1872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.689204][ T1872]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.689353][ T1872]  __sys_sendmsg (net/socket.c:2784)
[   46.689490][ T1872]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.689626][ T1872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.689802][ T1872]  ? 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)
[   46.689939][ T1872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.690087][ T1872]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.690223][ T1872]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.690358][ T1872]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.690494][ T1872]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.690663][ T1872] RIP: 0033:0x7f797e89d08e
[   46.690806][ T1872] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.691301][ T1872] RSP: 002b:00007ffebe477070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.691508][ T1872] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f797e89d08e
[   46.691709][ T1872] RDX: 0000000000000000 RSI: 00007ffebe477120 RDI: 0000000000000005
[   46.691910][ T1872] RBP: 00007ffebe477080 R08: 0000000000000000 R09: 0000000000000000
[   46.692128][ T1872] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   46.692331][ T1872] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe4777e0
| [   46.695385][ T1872] ------------[ cut here ]------------
| [   46.695529][ T1872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1872
| [   46.695789][ T1872] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.697130][ T1872] Tainted: [W]=WARN
[   46.697249][ T1872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.697416][ T1872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.697585][ T1872] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.698116][ T1872] RSP: 0018:ffa0000004a1f190 EFLAGS: 00010286
[   46.698282][ T1872] RAX: 00000000ffffffa6 RBX: ff110000090a8c40 RCX: 1ff4000000943df8
[   46.698475][ T1872] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8cf0
[   46.698679][ T1872] RBP: ff11000007b51000 R08: 1fe220000121519f R09: ff110000112c0b58
[   46.698878][ T1872] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.699169][ T1872] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.699365][ T1872] FS:  00007f797e663840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   46.699605][ T1872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.699772][ T1872] CR2: 0000000000ea5988 CR3: 000000001129f004 CR4: 0000000000771ef0
[   46.699975][ T1872] PKRU: 55555554
[   46.700081][ T1872] Call Trace:
[   46.700183][ T1872]  <TASK>
[   46.700253][ T1872]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.700425][ T1872]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.700590][ T1872]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.700722][ T1872]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.700853][ T1872]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.701021][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.701163][ T1872]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.701294][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.701423][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.701554][ T1872]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.701687][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.701817][ T1872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.701966][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.702107][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.702237][ T1872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.702389][ T1872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.702519][ T1872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.702738][ T1872]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.702871][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.703008][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.703148][ T1872]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.703358][ T1872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.703487][ T1872]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.703614][ T1872]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.703745][ T1872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.703960][ T1872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.704101][ T1872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.704233][ T1872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.704359][ T1872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.704571][ T1872]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.704697][ T1872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.704825][ T1872]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.704956][ T1872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.705178][ T1872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.705308][ T1872]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.705437][ T1872]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.705564][ T1872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.705778][ T1872]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.705906][ T1872]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.706049][ T1872]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.706179][ T1872]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.706392][ T1872]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.706517][ T1872]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.706685][ T1872]  ? move_addr_to_kernel (net/socket.c:258)
[   46.706815][ T1872]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.707036][ T1872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.707180][ T1872]  ___sys_sendmsg (net/socket.c:2752)
[   46.707306][ T1872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.707552][ T1872]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.707698][ T1872]  __sys_sendmsg (net/socket.c:2784)
[   46.707828][ T1872]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.707959][ T1872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.708217][ T1872]  ? 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)
[   46.708352][ T1872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.708484][ T1872]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.708614][ T1872]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.708829][ T1872]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.708961][ T1872]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.709135][ T1872] RIP: 0033:0x7f797e89d08e
[   46.709281][ T1872] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.709836][ T1872] RSP: 002b:00007ffebe477070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.710130][ T1872] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f797e89d08e
[   46.710322][ T1872] RDX: 0000000000000000 RSI: 00007ffebe477120 RDI: 0000000000000005
[   46.710520][ T1872] RBP: 00007ffebe477080 R08: 0000000000000000 R09: 0000000000000000
[   46.710800][ T1872] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb99
[   46.711003][ T1872] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe4777e0
| [   47.052950][ T1897] ------------[ cut here ]------------
| [   47.053206][ T1897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1897
| [   47.053532][ T1897] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.054205][ T1897] Tainted: [W]=WARN
[   47.054357][ T1897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.054574][ T1897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.054817][ T1897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.055366][ T1897] RSP: 0018:ffa0000004b4f060 EFLAGS: 00010286
[   47.055586][ T1897] RAX: 00000000ffffffa6 RBX: ff11000004aa70c0 RCX: 1ff4000000969dd2
[   47.055836][ T1897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7170
[   47.056105][ T1897] RBP: ff11000004de4000 R08: 1fe2200000954e2f R09: ff11000011042e58
[   47.056374][ T1897] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.056628][ T1897] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004b4f100
[   47.056881][ T1897] FS:  00007f955b874840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   47.057189][ T1897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.057413][ T1897] CR2: 000000001b272988 CR3: 0000000011035006 CR4: 0000000000771ef0
[   47.057668][ T1897] PKRU: 55555554
[   47.057821][ T1897] Call Trace:
[   47.057986][ T1897]  <TASK>
[   47.058117][ T1897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.058308][ T1897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.058465][ T1897]  netif_close_many (net/core/dev.c:1804)
[   47.058652][ T1897]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.058837][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.059037][ T1897]  ? __dev_close_many (net/core/dev.c:1781)
[   47.059233][ T1897]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.059471][ T1897]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.059692][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.059889][ T1897]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.060128][ T1897]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.060314][ T1897]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.060498][ T1897]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.060722][ T1897]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.060908][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.061114][ T1897]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.061301][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.061484][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.061670][ T1897]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.061864][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.062070][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.062278][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.062465][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.062683][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.062866][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.063073][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.063259][ T1897]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.063450][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.063634][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.063825][ T1897]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.064022][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.064223][ T1897]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.064410][ T1897]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.064604][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.064788][ T1897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.064996][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.065194][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.065378][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.065567][ T1897]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.065759][ T1897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.065945][ T1897]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.066163][ T1897]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.066351][ T1897]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.066542][ T1897]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.066748][ T1897]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.066938][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.067145][ T1897]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.067332][ T1897]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.067517][ T1897]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.067709][ T1897]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.067896][ T1897]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.068096][ T1897]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.068312][ T1897]  ? move_addr_to_kernel (net/socket.c:258)
[   47.068506][ T1897]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.068692][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.068880][ T1897]  ___sys_sendmsg (net/socket.c:2752)
[   47.069089][ T1897]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.069311][ T1897]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.069511][ T1897]  __sys_sendmsg (net/socket.c:2784)
[   47.069696][ T1897]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.069883][ T1897]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.070137][ T1897]  ? 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)
[   47.070323][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.070511][ T1897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.070698][ T1897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.070883][ T1897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.071090][ T1897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.071308][ T1897] RIP: 0033:0x7f955baae08e
[   47.071509][ T1897] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.072060][ T1897] RSP: 002b:00007fff80f51ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.072318][ T1897] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f955baae08e
[   47.072570][ T1897] RDX: 0000000000000000 RSI: 00007fff80f51c50 RDI: 0000000000000005
[   47.072820][ T1897] RBP: 00007fff80f51bb0 R08: 0000000000000000 R09: 0000000000000000
[   47.073093][ T1897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9a
[   47.073346][ T1897] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff80f52310
| [   47.076810][ T1897] ------------[ cut here ]------------
| [   47.077338][ T1897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1897
| [   47.077644][ T1897] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.078298][ T1897] Tainted: [W]=WARN
[   47.078446][ T1897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.078658][ T1897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.078878][ T1897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.079406][ T1897] RSP: 0018:ffa0000004b4f190 EFLAGS: 00010286
[   47.079623][ T1897] RAX: 00000000ffffffa6 RBX: ff1100000c456340 RCX: 1ff4000000969df8
[   47.079863][ T1897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4563f0
[   47.080139][ T1897] RBP: ff11000004de4000 R08: 1fe220000188ac7f R09: ff11000011042e58
[   47.080383][ T1897] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.080625][ T1897] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.080870][ T1897] FS:  00007f955b874840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   47.081171][ T1897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.081389][ T1897] CR2: 000000001b272988 CR3: 0000000011035006 CR4: 0000000000771ef0
[   47.081634][ T1897] PKRU: 55555554
[   47.081781][ T1897] Call Trace:
[   47.081930][ T1897]  <TASK>
[   47.082065][ T1897]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.082285][ T1897]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.082495][ T1897]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.082687][ T1897]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.082866][ T1897]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.083104][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.083292][ T1897]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.083471][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.083652][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.083832][ T1897]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.084022][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.084210][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.084408][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.084589][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.084770][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.084948][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.085153][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.085341][ T1897]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.085541][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.085729][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.085909][ T1897]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.086112][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.086293][ T1897]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.086473][ T1897]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.086657][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.086860][ T1897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.087062][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.087245][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.087425][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.087606][ T1897]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.087785][ T1897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.087965][ T1897]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.088175][ T1897]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.088354][ T1897]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.088536][ T1897]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.088717][ T1897]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.088896][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.089099][ T1897]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.089281][ T1897]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.089466][ T1897]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.089651][ T1897]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.089839][ T1897]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.090032][ T1897]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.090256][ T1897]  ? move_addr_to_kernel (net/socket.c:258)
[   47.090438][ T1897]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.090618][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.090798][ T1897]  ___sys_sendmsg (net/socket.c:2752)
[   47.090992][ T1897]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.091219][ T1897]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.091411][ T1897]  __sys_sendmsg (net/socket.c:2784)
[   47.091590][ T1897]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.091770][ T1897]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.092002][ T1897]  ? 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)
[   47.092190][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.092372][ T1897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.092552][ T1897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.092733][ T1897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.092914][ T1897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.093150][ T1897] RIP: 0033:0x7f955baae08e
[   47.093340][ T1897] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.093847][ T1897] RSP: 002b:00007fff80f51ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.094112][ T1897] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f955baae08e
[   47.094360][ T1897] RDX: 0000000000000000 RSI: 00007fff80f51c50 RDI: 0000000000000005
[   47.094602][ T1897] RBP: 00007fff80f51bb0 R08: 0000000000000000 R09: 0000000000000000
[   47.094843][ T1897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9a
[   47.095108][ T1897] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff80f52310
| [   47.381592][ T1920] ------------[ cut here ]------------
| [   47.381896][ T1920] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1920
| [   47.382414][ T1920] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.383432][ T1920] Tainted: [W]=WARN
[   47.383610][ T1920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.383898][ T1920] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.384212][ T1920] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.385035][ T1920] RSP: 0018:ffa0000004caef70 EFLAGS: 00010286
[   47.385335][ T1920] RAX: 00000000ffffffa6 RBX: ff1100000c71ec40 RCX: 1ff4000000995db4
[   47.385682][ T1920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71ecf0
[   47.386026][ T1920] RBP: ff1100000cd52000 R08: 1fe22000018e3d9f R09: ff11000012205180
[   47.386376][ T1920] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   47.386717][ T1920] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.387082][ T1920] FS:  00007f8fefefd840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   47.387471][ T1920] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.387754][ T1920] CR2: 0000000032c53a28 CR3: 000000000f1d7004 CR4: 0000000000771ef0
[   47.388117][ T1920] PKRU: 55555554
[   47.388292][ T1920] Call Trace:
[   47.388472][ T1920]  <TASK>
[   47.388593][ T1920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.388827][ T1920]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.389075][ T1920]  notifier_call_chain (kernel/notifier.c:85)
[   47.389312][ T1920]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   47.389548][ T1920]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.389787][ T1920]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.390028][ T1920]  netdev_upper_dev_link (net/core/dev.c:8972)
[   47.390262][ T1920]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   47.390495][ T1920] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   47.390734][ T1920]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.390983][ T1920] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.391223][ T1920]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.391463][ T1920]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.391697][ T1920]  ? nla_strscpy (lib/nlattr.c:795)
[   47.391931][ T1920]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.392171][ T1920]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.392397][ T1920]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.392626][ T1920]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.392868][ T1920]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.393121][ T1920]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.393385][ T1920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.393622][ T1920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.393851][ T1920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.394093][ T1920]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.394312][ T1920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.394550][ T1920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.394780][ T1920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.395019][ T1920]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.395258][ T1920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.395493][ T1920]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.395722][ T1920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.395952][ T1920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.396186][ T1920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.396412][ T1920]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.396638][ T1920]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.396866][ T1920]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.397114][ T1920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.397339][ T1920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.397570][ T1920]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.397798][ T1920]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.398031][ T1920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.398267][ T1920]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.398491][ T1920]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.398722][ T1920]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.398953][ T1920]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.399195][ T1920]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.399423][ T1920]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.399700][ T1920]  ? move_addr_to_kernel (net/socket.c:258)
[   47.399927][ T1920]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.400179][ T1920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.400410][ T1920]  ___sys_sendmsg (net/socket.c:2752)
[   47.400637][ T1920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.400923][ T1920]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.401191][ T1920]  __sys_sendmsg (net/socket.c:2784)
[   47.401427][ T1920]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.401656][ T1920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.401947][ T1920]  ? 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)
[   47.402184][ T1920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.402416][ T1920]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.402646][ T1920]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.402873][ T1920]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.403106][ T1920]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.403385][ T1920] RIP: 0033:0x7f8ff013708e
[   47.403623][ T1920] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.404459][ T1920] RSP: 002b:00007ffde1e85aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.404810][ T1920] RAX: ffffffffffffffda RBX: 00007ffde1e86238 RCX: 00007f8ff013708e
[   47.405169][ T1920] RDX: 0000000000000000 RSI: 00007ffde1e85b50 RDI: 0000000000000005
[   47.405513][ T1920] RBP: 00007ffde1e85ab0 R08: 0000000000000000 R09: 0000000000000000
[   47.405858][ T1920] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9a
[   47.406219][ T1920] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde1e86210
| [   47.408933][ T1920] ------------[ cut here ]------------
| [   47.409182][ T1920] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1920
| [   47.409633][ T1920] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.411161][ T1920] Tainted: [W]=WARN
[   47.411336][ T1920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.411619][ T1920] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.411914][ T1920] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.412753][ T1920] RSP: 0018:ffa0000004caefd0 EFLAGS: 00010286
[   47.413058][ T1920] RAX: 00000000ffffffa6 RBX: ff1100000c71e040 RCX: 1ff4000000995dc0
[   47.413405][ T1920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71e0f0
[   47.413758][ T1920] RBP: ff11000010482000 R08: 1fe22000018e3c1f R09: ff11000012205180
[   47.414120][ T1920] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.414468][ T1920] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   47.414822][ T1920] FS:  00007f8fefefd840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   47.415262][ T1920] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.415547][ T1920] CR2: 0000000032c53a28 CR3: 000000000f1d7004 CR4: 0000000000771ef0
[   47.415894][ T1920] PKRU: 55555554
[   47.416075][ T1920] Call Trace:
[   47.416239][ T1920]  <TASK>
[   47.416353][ T1920]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.416573][ T1920]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.416744][ T1920]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.416976][ T1920]  __dev_notify_flags (net/core/dev.c:9787)
[   47.417211][ T1920]  ? netif_change_name (net/core/dev.c:1495)
[   47.417438][ T1920]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.417672][ T1920]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   47.417901][ T1920]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.418148][ T1920] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   47.418384][ T1920]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.418626][ T1920] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.418858][ T1920]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.419114][ T1920]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.419338][ T1920]  ? nla_strscpy (lib/nlattr.c:795)
[   47.419576][ T1920]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.419811][ T1920]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.420056][ T1920]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.420284][ T1920]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.420525][ T1920]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.420763][ T1920]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.421001][ T1920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.421236][ T1920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.421464][ T1920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.421694][ T1920]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.421922][ T1920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.422173][ T1920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.422407][ T1920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.422646][ T1920]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.422879][ T1920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.423118][ T1920]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.423348][ T1920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.423585][ T1920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.423811][ T1920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.424056][ T1920]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.424289][ T1920]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.424540][ T1920]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.424785][ T1920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.425020][ T1920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.425260][ T1920]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.425495][ T1920]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.425724][ T1920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.425961][ T1920]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.426207][ T1920]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.426438][ T1920]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.426669][ T1920]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.426895][ T1920]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.427131][ T1920]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.427425][ T1920]  ? move_addr_to_kernel (net/socket.c:258)
[   47.427657][ T1920]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.427886][ T1920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.428134][ T1920]  ___sys_sendmsg (net/socket.c:2752)
[   47.428361][ T1920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.428648][ T1920]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.428902][ T1920]  __sys_sendmsg (net/socket.c:2784)
[   47.429144][ T1920]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.429377][ T1920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.429670][ T1920]  ? 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)
[   47.429898][ T1920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.430152][ T1920]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.430381][ T1920]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.430618][ T1920]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.430855][ T1920]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.431154][ T1920] RIP: 0033:0x7f8ff013708e
[   47.431398][ T1920] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.432400][ T1920] RSP: 002b:00007ffde1e85aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.432753][ T1920] RAX: ffffffffffffffda RBX: 00007ffde1e86238 RCX: 00007f8ff013708e
[   47.433280][ T1920] RDX: 0000000000000000 RSI: 00007ffde1e85b50 RDI: 0000000000000005
[   47.433625][ T1920] RBP: 00007ffde1e85ab0 R08: 0000000000000000 R09: 0000000000000000
[   47.433967][ T1920] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9a
[   47.434490][ T1920] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde1e86210
| [   47.489156][ T1922] ------------[ cut here ]------------
| [   47.489404][ T1922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1922
| [   47.489747][ T1922] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.490542][ T1922] Tainted: [W]=WARN
[   47.490698][ T1922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.490922][ T1922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.491175][ T1922] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.491716][ T1922] RSP: 0018:ffa00000047ef020 EFLAGS: 00010286
[   47.491938][ T1922] RAX: 00000000ffffffa6 RBX: ff1100000c610f40 RCX: 1ff40000008fddca
[   47.492208][ T1922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610ff0
[   47.492466][ T1922] RBP: ff11000010482000 R08: 1fe22000018c21ff R09: ff1100000c842e58
[   47.492717][ T1922] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   47.492981][ T1922] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.493240][ T1922] FS:  00007f6d23103840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   47.493531][ T1922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.493752][ T1922] CR2: 000000003e556988 CR3: 0000000004e5a003 CR4: 0000000000771ef0
[   47.494018][ T1922] PKRU: 55555554
[   47.494178][ T1922] Call Trace:
[   47.494330][ T1922]  <TASK>
[   47.494450][ T1922]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.494639][ T1922]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.494799][ T1922]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.494998][ T1922]  __dev_notify_flags (net/core/dev.c:9787)
[   47.495223][ T1922]  ? netif_change_name (net/core/dev.c:1495)
[   47.495407][ T1922]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.495596][ T1922]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.495809][ T1922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.496010][ T1922]  ? 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))
[   47.496206][ T1922]  netif_change_flags (net/core/dev.c:9820)
[   47.496395][ T1922]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.496581][ T1922]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.496767][ T1922]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.496953][ T1922]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.497191][ T1922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.497379][ T1922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.497563][ T1922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.497747][ T1922]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.497964][ T1922]  ? __kernel_text_address (kernel/extable.c:79)
[   47.498172][ T1922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.498361][ T1922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.498549][ T1922]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.498756][ T1922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.498943][ T1922]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.499152][ T1922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.499335][ T1922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.499520][ T1922]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.499710][ T1922]  ? __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)
[   47.499896][ T1922]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.500131][ T1922]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.500317][ T1922]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.500506][ T1922]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.500694][ T1922]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.500913][ T1922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.501121][ T1922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.501309][ T1922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.501497][ T1922]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.501683][ T1922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.501872][ T1922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.502077][ T1922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.502264][ T1922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.502452][ T1922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.502642][ T1922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.502833][ T1922]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.503036][ T1922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.503228][ T1922]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.503414][ T1922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.503604][ T1922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.503790][ T1922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.503997][ T1922]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.504191][ T1922]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.504377][ T1922]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.504566][ T1922]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.504751][ T1922]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.504939][ T1922]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.505143][ T1922]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.505328][ T1922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.505513][ T1922]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.505704][ T1922]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.505887][ T1922]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.506097][ T1922]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.506283][ T1922]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.506467][ T1922]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.506684][ T1922]  ? move_addr_to_kernel (net/socket.c:258)
[   47.506876][ T1922]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.507088][ T1922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.507276][ T1922]  ___sys_sendmsg (net/socket.c:2752)
[   47.507459][ T1922]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.507679][ T1922]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.507891][ T1922]  __sys_sendmsg (net/socket.c:2784)
[   47.508124][ T1922]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.508306][ T1922]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.508533][ T1922]  ? 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)
[   47.508718][ T1922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.508906][ T1922]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.509122][ T1922]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.509323][ T1922]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.509519][ T1922]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.509749][ T1922] RIP: 0033:0x7f6d2333d08e
[   47.509953][ T1922] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.510539][ T1922] RSP: 002b:00007fff11bad870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.510815][ T1922] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d2333d08e
[   47.511096][ T1922] RDX: 0000000000000000 RSI: 00007fff11bad920 RDI: 0000000000000005
[   47.511364][ T1922] RBP: 00007fff11bad880 R08: 0000000000000000 R09: 0000000000000000
[   47.511632][ T1922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9a
[   47.511898][ T1922] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff11badfe0
| [   47.796029][ T1944] ------------[ cut here ]------------
| [   47.796272][ T1944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1944
| [   47.796621][ T1944] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.797370][ T1944] Tainted: [W]=WARN
[   47.797531][ T1944] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.797764][ T1944] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.798022][ T1944] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.798647][ T1944] RSP: 0018:ffa0000004dfef70 EFLAGS: 00010286
[   47.798904][ T1944] RAX: 00000000ffffffa6 RBX: ff11000005e46340 RCX: 1ff40000009bfdb4
[   47.799208][ T1944] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e463f0
[   47.799500][ T1944] RBP: ff1100000cd52000 R08: 1fe2200000bc8c7f R09: ff110000110d2e80
[   47.799781][ T1944] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   47.800079][ T1944] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   47.800351][ T1944] FS:  00007f3f81ba2840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   47.800659][ T1944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.800917][ T1944] CR2: 00007f3f81e721a0 CR3: 000000001000e003 CR4: 0000000000771ef0
[   47.801217][ T1944] PKRU: 55555554
[   47.801381][ T1944] Call Trace:
[   47.801547][ T1944]  <TASK>
[   47.801675][ T1944]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.801892][ T1944]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.802118][ T1944]  notifier_call_chain (kernel/notifier.c:85)
[   47.802326][ T1944]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   47.802522][ T1944]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.802725][ T1944]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.802928][ T1944]  netdev_upper_dev_link (net/core/dev.c:8972)
[   47.803145][ T1944]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   47.803343][ T1944] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   47.803549][ T1944]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.803753][ T1944] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.803954][ T1944]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.804179][ T1944]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.804375][ T1944]  ? nla_strscpy (lib/nlattr.c:795)
[   47.804577][ T1944]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.804776][ T1944]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.804989][ T1944]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.805221][ T1944]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.805427][ T1944]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.805639][ T1944]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.805844][ T1944]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.806062][ T1944]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.806291][ T1944]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.806488][ T1944]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.806688][ T1944]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.806892][ T1944]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.807106][ T1944]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.807327][ T1944]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.807522][ T1944]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.807717][ T1944]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.807915][ T1944]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.808135][ T1944]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.808344][ T1944]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.808548][ T1944]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.808751][ T1944]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.808957][ T1944]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.809178][ T1944]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.809377][ T1944]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.809587][ T1944]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.809784][ T1944]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.809996][ T1944]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.810204][ T1944]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.810408][ T1944]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.810614][ T1944]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.810832][ T1944]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.811045][ T1944]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.811246][ T1944]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.811477][ T1944]  ? move_addr_to_kernel (net/socket.c:258)
[   47.811678][ T1944]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.811879][ T1944]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.812111][ T1944]  ___sys_sendmsg (net/socket.c:2752)
[   47.812311][ T1944]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.812545][ T1944]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.812768][ T1944]  __sys_sendmsg (net/socket.c:2784)
[   47.812981][ T1944]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.813189][ T1944]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.813432][ T1944]  ? 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)
[   47.813639][ T1944]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.813838][ T1944]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.814058][ T1944]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.814279][ T1944]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.814477][ T1944]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.814711][ T1944] RIP: 0033:0x7f3f81ddc08e
[   47.814919][ T1944] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.815517][ T1944] RSP: 002b:00007ffe46def710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.815822][ T1944] RAX: ffffffffffffffda RBX: 00007ffe46defea8 RCX: 00007f3f81ddc08e
[   47.816115][ T1944] RDX: 0000000000000000 RSI: 00007ffe46def7c0 RDI: 0000000000000005
[   47.816393][ T1944] RBP: 00007ffe46def720 R08: 0000000000000000 R09: 0000000000000000
[   47.816660][ T1944] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   47.816931][ T1944] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46defe80
| [   47.819179][ T1944] ------------[ cut here ]------------
| [   47.819374][ T1944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1944
| [   47.819743][ T1944] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.820484][ T1944] Tainted: [W]=WARN
[   47.820646][ T1944] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.820877][ T1944] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.821140][ T1944] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.821730][ T1944] RSP: 0018:ffa0000004dfefd0 EFLAGS: 00010286
[   47.821987][ T1944] RAX: 00000000ffffffa6 RBX: ff11000005e464c0 RCX: 1ff40000009bfdc0
[   47.822291][ T1944] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46570
[   47.822563][ T1944] RBP: ff1100000cc1a000 R08: 1fe2200000bc8caf R09: ff110000110d2e80
[   47.822840][ T1944] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.823133][ T1944] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   47.823404][ T1944] FS:  00007f3f81ba2840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   47.823716][ T1944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.823956][ T1944] CR2: 00007f3f81e721a0 CR3: 000000001000e003 CR4: 0000000000771ef0
[   47.824251][ T1944] PKRU: 55555554
[   47.824409][ T1944] Call Trace:
[   47.824570][ T1944]  <TASK>
[   47.824700][ T1944]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.824902][ T1944]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.825086][ T1944]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.825288][ T1944]  __dev_notify_flags (net/core/dev.c:9787)
[   47.825487][ T1944]  ? netif_change_name (net/core/dev.c:1495)
[   47.825687][ T1944]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.825887][ T1944]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   47.826149][ T1944]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.826351][ T1944] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   47.826556][ T1944]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.826764][ T1944] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.826982][ T1944]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.827194][ T1944]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.827395][ T1944]  ? nla_strscpy (lib/nlattr.c:795)
[   47.827599][ T1944]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.827798][ T1944]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.828022][ T1944]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.828234][ T1944]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.828471][ T1944]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.828674][ T1944]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.828874][ T1944]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.829115][ T1944]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.829317][ T1944]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.829528][ T1944]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.829726][ T1944]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.829928][ T1944]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.830146][ T1944]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.830347][ T1944]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.830563][ T1944]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.830771][ T1944]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.830984][ T1944]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.831192][ T1944]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.831389][ T1944]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.831587][ T1944]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.831789][ T1944]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.832023][ T1944]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.832243][ T1944]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.832443][ T1944]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.832642][ T1944]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.832840][ T1944]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.833060][ T1944]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.833261][ T1944]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.833460][ T1944]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.833657][ T1944]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.833855][ T1944]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.834079][ T1944]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.834276][ T1944]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.834525][ T1944]  ? move_addr_to_kernel (net/socket.c:258)
[   47.834725][ T1944]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.834922][ T1944]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.835142][ T1944]  ___sys_sendmsg (net/socket.c:2752)
[   47.835350][ T1944]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.835586][ T1944]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.835798][ T1944]  __sys_sendmsg (net/socket.c:2784)
[   47.836025][ T1944]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.836229][ T1944]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.836468][ T1944]  ? 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)
[   47.836669][ T1944]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.836869][ T1944]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.837101][ T1944]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.837300][ T1944]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.837497][ T1944]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.837733][ T1944] RIP: 0033:0x7f3f81ddc08e
[   47.837936][ T1944] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.838547][ T1944] RSP: 002b:00007ffe46def710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.838820][ T1944] RAX: ffffffffffffffda RBX: 00007ffe46defea8 RCX: 00007f3f81ddc08e
[   47.839105][ T1944] RDX: 0000000000000000 RSI: 00007ffe46def7c0 RDI: 0000000000000005
[   47.839371][ T1944] RBP: 00007ffe46def720 R08: 0000000000000000 R09: 0000000000000000
[   47.839636][ T1944] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   47.839904][ T1944] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46defe80
| [   47.874062][ T1945] ------------[ cut here ]------------
| [   47.874240][ T1945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1945
| [   47.874523][ T1945] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.875107][ T1945] Tainted: [W]=WARN
[   47.875213][ T1945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.875386][ T1945] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.875597][ T1945] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.876094][ T1945] RSP: 0018:ffa00000047ef020 EFLAGS: 00010286
[   47.876267][ T1945] RAX: 00000000ffffffa6 RBX: ff11000004acb6c0 RCX: 1ff40000008fddca
[   47.876471][ T1945] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004acb770
[   47.876679][ T1945] RBP: ff1100000cc1a000 R08: 1fe22000009596ef R09: ff110000110d5158
[   47.876883][ T1945] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   47.877098][ T1945] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.877304][ T1945] FS:  00007f6934add840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   47.877562][ T1945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.877760][ T1945] CR2: 000000000677a988 CR3: 0000000011637002 CR4: 0000000000771ef0
[   47.877975][ T1945] PKRU: 55555554
[   47.878083][ T1945] Call Trace:
[   47.878190][ T1945]  <TASK>
[   47.878263][ T1945]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.878409][ T1945]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.878515][ T1945]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.878653][ T1945]  __dev_notify_flags (net/core/dev.c:9787)
[   47.878791][ T1945]  ? netif_change_name (net/core/dev.c:1495)
[   47.878928][ T1945]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.879077][ T1945]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.879213][ T1945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.879354][ T1945]  ? 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))
[   47.879495][ T1945]  netif_change_flags (net/core/dev.c:9820)
[   47.879634][ T1945]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.879771][ T1945]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.879913][ T1945]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.880145][ T1945]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.880321][ T1945]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.880465][ T1945]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.880603][ T1945]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.880744][ T1945]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.880883][ T1945]  ? __kernel_text_address (kernel/extable.c:79)
[   47.881109][ T1945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.881330][ T1945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.881467][ T1945]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.881604][ T1945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.881741][ T1945]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.881877][ T1945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.882121][ T1945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.882256][ T1945]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.882399][ T1945]  ? __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)
[   47.882535][ T1945]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.882671][ T1945]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.882805][ T1945]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.882942][ T1945]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.883129][ T1945]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.883272][ T1945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.883408][ T1945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.883546][ T1945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.883682][ T1945]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.883819][ T1945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.883960][ T1945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.884105][ T1945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.884244][ T1945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.884383][ T1945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.884525][ T1945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.884662][ T1945]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.884800][ T1945]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.884937][ T1945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.885085][ T1945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.885242][ T1945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.885381][ T1945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.885542][ T1945]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.885680][ T1945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.885817][ T1945]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.885960][ T1945]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.886117][ T1945]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.886260][ T1945]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.886398][ T1945]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.886535][ T1945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.886673][ T1945]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.886811][ T1945]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.886948][ T1945]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.887097][ T1945]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.887234][ T1945]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.887369][ T1945]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.887540][ T1945]  ? move_addr_to_kernel (net/socket.c:258)
[   47.887679][ T1945]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.887814][ T1945]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.887976][ T1945]  ___sys_sendmsg (net/socket.c:2752)
[   47.888117][ T1945]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.888292][ T1945]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.888458][ T1945]  __sys_sendmsg (net/socket.c:2784)
[   47.888597][ T1945]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.888733][ T1945]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.888907][ T1945]  ? 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)
[   47.889053][ T1945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.889191][ T1945]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.889330][ T1945]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.889469][ T1945]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.889609][ T1945]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.889779][ T1945] RIP: 0033:0x7f6934d1708e
[   47.889925][ T1945] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.890433][ T1945] RSP: 002b:00007ffc11ac2ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.890646][ T1945] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6934d1708e
[   47.890853][ T1945] RDX: 0000000000000000 RSI: 00007ffc11ac2b80 RDI: 0000000000000005
[   47.891072][ T1945] RBP: 00007ffc11ac2ae0 R08: 0000000000000000 R09: 0000000000000000
[   47.891294][ T1945] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   47.891508][ T1945] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc11ac3240
| [   48.165045][ T1968] ------------[ cut here ]------------
| [   48.165253][ T1968] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1968
| [   48.165565][ T1968] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.166187][ T1968] Tainted: [W]=WARN
[   48.166299][ T1968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.166486][ T1968] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.166682][ T1968] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.167332][ T1968] RSP: 0018:ffa0000004f0ef70 EFLAGS: 00010286
[   48.167520][ T1968] RAX: 00000000ffffffa6 RBX: ff11000005e30340 RCX: 1ff40000009e1db4
[   48.167839][ T1968] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e303f0
[   48.168178][ T1968] RBP: ff1100000cd52000 R08: 1fe2200000bc607f R09: ff110000111a2e80
[   48.168398][ T1968] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.168619][ T1968] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.168849][ T1968] FS:  00007f73da894840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   48.169224][ T1968] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.169412][ T1968] CR2: 00007f73daa8d460 CR3: 00000000120a0001 CR4: 0000000000771ef0
[   48.169641][ T1968] PKRU: 55555554
[   48.169755][ T1968] Call Trace:
[   48.169867][ T1968]  <TASK>
[   48.169947][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.170206][ T1968]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.170357][ T1968]  notifier_call_chain (kernel/notifier.c:85)
[   48.170510][ T1968]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.170664][ T1968]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.170818][ T1968]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.171072][ T1968]  netdev_upper_dev_link (net/core/dev.c:8972)
[   48.171224][ T1968]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   48.171374][ T1968] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   48.171534][ T1968]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.171690][ T1968] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.171843][ T1968]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.172074][ T1968]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.172247][ T1968]  ? nla_strscpy (lib/nlattr.c:795)
[   48.172399][ T1968]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.172549][ T1968]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.172696][ T1968]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.172845][ T1968]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.173109][ T1968]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.173262][ T1968]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.173412][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.173561][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.173710][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.173858][ T1968]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.174044][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.174201][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.174351][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.174501][ T1968]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.174654][ T1968]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.174800][ T1968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.174947][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.175107][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.175253][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.175402][ T1968]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.175549][ T1968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.175696][ T1968]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.175850][ T1968]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.176005][ T1968]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.176160][ T1968]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.176307][ T1968]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.176456][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.176606][ T1968]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.176754][ T1968]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.176901][ T1968]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.177062][ T1968]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.177213][ T1968]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.177359][ T1968]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.177539][ T1968]  ? move_addr_to_kernel (net/socket.c:258)
[   48.177691][ T1968]  ___sys_sendmsg (net/socket.c:2752)
[   48.177836][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.177995][ T1968]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.178157][ T1968]  ? 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))
[   48.178309][ T1968]  __sys_sendmsg (net/socket.c:2784)
[   48.178458][ T1968]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.178616][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.178765][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.178911][ T1968]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.179071][ T1968]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.179225][ T1968]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.179376][ T1968]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.179559][ T1968] RIP: 0033:0x7f73daace08e
[   48.179716][ T1968] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.180254][ T1968] RSP: 002b:00007ffd9cad8450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.180479][ T1968] RAX: ffffffffffffffda RBX: 00007ffd9cad8bf0 RCX: 00007f73daace08e
[   48.180698][ T1968] RDX: 0000000000000000 RSI: 00007ffd9cad8500 RDI: 0000000000000005
[   48.180919][ T1968] RBP: 00007ffd9cad8460 R08: 0000000000000000 R09: 0000000000000000
[   48.181171][ T1968] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   48.181395][ T1968] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9cad8bc8
| [   48.183409][ T1968] ------------[ cut here ]------------
| [   48.183660][ T1968] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1968
| [   48.184508][ T1968] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.185565][ T1968] Tainted: [W]=WARN
[   48.185738][ T1968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.186019][ T1968] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.186312][ T1968] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.187085][ T1968] RSP: 0018:ffa0000004f0efd0 EFLAGS: 00010286
[   48.187356][ T1968] RAX: 00000000ffffffa6 RBX: ff110000093a2dc0 RCX: 1ff40000009e1dc0
[   48.187681][ T1968] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2e70
[   48.188018][ T1968] RBP: ff1100000cbaa000 R08: 1fe22000012745cf R09: ff110000111a2e80
[   48.188346][ T1968] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.188675][ T1968] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   48.189011][ T1968] FS:  00007f73da894840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   48.189497][ T1968] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.189769][ T1968] CR2: 00007f210cb4a8f4 CR3: 00000000120a0001 CR4: 0000000000771ef0
[   48.190103][ T1968] PKRU: 55555554
[   48.190262][ T1968] Call Trace:
[   48.190423][ T1968]  <TASK>
[   48.190538][ T1968]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.190762][ T1968]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.190925][ T1968]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.191157][ T1968]  __dev_notify_flags (net/core/dev.c:9787)
[   48.191371][ T1968]  ? netif_change_name (net/core/dev.c:1495)
[   48.191593][ T1968]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.191807][ T1968]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   48.192043][ T1968]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.192267][ T1968] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   48.192489][ T1968]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.192712][ T1968] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.192937][ T1968]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.193174][ T1968]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.193390][ T1968]  ? nla_strscpy (lib/nlattr.c:795)
[   48.193609][ T1968]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.193825][ T1968]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.194046][ T1968]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.194270][ T1968]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.194495][ T1968]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.194720][ T1968]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.194939][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.195164][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.195380][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.195593][ T1968]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.195807][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.196039][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.196255][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.196457][ T1968]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.196660][ T1968]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.196862][ T1968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.197085][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.197323][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.197561][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.197804][ T1968]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.198048][ T1968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.198289][ T1968]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.198527][ T1968]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.198754][ T1968]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.198994][ T1968]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.199254][ T1968]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.199500][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.199743][ T1968]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.199990][ T1968]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.200238][ T1968]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.200478][ T1968]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.200707][ T1968]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.200936][ T1968]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.201238][ T1968]  ? move_addr_to_kernel (net/socket.c:258)
[   48.201485][ T1968]  ___sys_sendmsg (net/socket.c:2752)
[   48.201721][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.201956][ T1968]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.202238][ T1968]  ? 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))
[   48.202480][ T1968]  __sys_sendmsg (net/socket.c:2784)
[   48.202716][ T1968]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.202965][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.203219][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.203456][ T1968]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.203686][ T1968]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.203926][ T1968]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.204182][ T1968]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.204476][ T1968] RIP: 0033:0x7f73daace08e
[   48.204722][ T1968] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.205553][ T1968] RSP: 002b:00007ffd9cad8450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.205908][ T1968] RAX: ffffffffffffffda RBX: 00007ffd9cad8bf0 RCX: 00007f73daace08e
[   48.206268][ T1968] RDX: 0000000000000000 RSI: 00007ffd9cad8500 RDI: 0000000000000005
[   48.206616][ T1968] RBP: 00007ffd9cad8460 R08: 0000000000000000 R09: 0000000000000000
[   48.206942][ T1968] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   48.207311][ T1968] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9cad8bc8
| [   48.247777][ T1969] ------------[ cut here ]------------
| [   48.248036][ T1969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1969
| [   48.248376][ T1969] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.249143][ T1969] Tainted: [W]=WARN
[   48.249356][ T1969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.249638][ T1969] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.249945][ T1969] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.250559][ T1969] RSP: 0018:ffa0000004a3f020 EFLAGS: 00010286
[   48.250851][ T1969] RAX: 00000000ffffffa6 RBX: ff1100000c71fcc0 RCX: 1ff4000000947dca
[   48.251183][ T1969] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71fd70
[   48.251496][ T1969] RBP: ff1100000cbaa000 R08: 1fe22000018e3faf R09: ff1100001106d158
[   48.251805][ T1969] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.252137][ T1969] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.252470][ T1969] FS:  00007f60a2ca5840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   48.252856][ T1969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.253182][ T1969] CR2: 0000000036e80988 CR3: 00000000111ab003 CR4: 0000000000771ef0
[   48.253539][ T1969] PKRU: 55555554
[   48.253731][ T1969] Call Trace:
[   48.253881][ T1969]  <TASK>
[   48.254017][ T1969]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.254223][ T1969]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.254380][ T1969]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.254570][ T1969]  __dev_notify_flags (net/core/dev.c:9787)
[   48.254764][ T1969]  ? netif_change_name (net/core/dev.c:1495)
[   48.254960][ T1969]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.255170][ T1969]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.255359][ T1969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.255549][ T1969]  ? 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))
[   48.255739][ T1969]  netif_change_flags (net/core/dev.c:9820)
[   48.255927][ T1969]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.256136][ T1969]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.256331][ T1969]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.256518][ T1969]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.256740][ T1969]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.256927][ T1969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.257136][ T1969]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.257325][ T1969]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.257512][ T1969]  ? __kernel_text_address (kernel/extable.c:79)
[   48.257701][ T1969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.257892][ T1969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.258098][ T1969]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.258288][ T1969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.258475][ T1969]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.258692][ T1969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.258880][ T1969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.259087][ T1969]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.259307][ T1969]  ? __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)
[   48.259495][ T1969]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.259687][ T1969]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.259882][ T1969]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.260106][ T1969]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.260300][ T1969]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.260489][ T1969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.260680][ T1969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.260875][ T1969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.261085][ T1969]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.261277][ T1969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.261502][ T1969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.261692][ T1969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.261882][ T1969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.262090][ T1969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.262282][ T1969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.262470][ T1969]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.262660][ T1969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.262850][ T1969]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.263057][ T1969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.263250][ T1969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.263439][ T1969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.263629][ T1969]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.263816][ T1969]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.264020][ T1969]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.264221][ T1969]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.264408][ T1969]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.264603][ T1969]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.264792][ T1969]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.265003][ T1969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.265205][ T1969]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.265416][ T1969]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.265608][ T1969]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.265800][ T1969]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.266001][ T1969]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.266198][ T1969]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.266414][ T1969]  ? move_addr_to_kernel (net/socket.c:258)
[   48.266603][ T1969]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.266792][ T1969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.266998][ T1969]  ___sys_sendmsg (net/socket.c:2752)
[   48.267201][ T1969]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.267425][ T1969]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.267631][ T1969]  __sys_sendmsg (net/socket.c:2784)
[   48.267831][ T1969]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.268031][ T1969]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.268267][ T1969]  ? 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)
[   48.268453][ T1969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.268644][ T1969]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.268835][ T1969]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.269039][ T1969]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.269236][ T1969]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.269457][ T1969] RIP: 0033:0x7f60a2edf08e
[   48.269654][ T1969] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.270232][ T1969] RSP: 002b:00007fff2130b560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.270495][ T1969] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60a2edf08e
[   48.270751][ T1969] RDX: 0000000000000000 RSI: 00007fff2130b610 RDI: 0000000000000005
[   48.271019][ T1969] RBP: 00007fff2130b570 R08: 0000000000000000 R09: 0000000000000000
[   48.271283][ T1969] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   48.271543][ T1969] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2130bcd0
| [   48.572510][ T1996] ------------[ cut here ]------------
| [   48.572706][ T1996] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1996
| [   48.573021][ T1996] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.573598][ T1996] Tainted: [W]=WARN
[   48.573702][ T1996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.573873][ T1996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.574059][ T1996] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.574535][ T1996] RSP: 0018:ffa00000049cf060 EFLAGS: 00010286
[   48.574709][ T1996] RAX: 00000000ffffffa6 RBX: ff110000093a33c0 RCX: 1ff4000000939dd2
[   48.574989][ T1996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3470
[   48.575247][ T1996] RBP: ff11000005c59000 R08: 1fe220000127468f R09: ff1100000f2ed158
[   48.575531][ T1996] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.575831][ T1996] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000049cf100
[   48.576329][ T1996] FS:  00007f6bd9d08840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   48.576580][ T1996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.576754][ T1996] CR2: 000000001b9aa988 CR3: 0000000012256003 CR4: 0000000000771ef0
[   48.576960][ T1996] PKRU: 55555554
[   48.577165][ T1996] Call Trace:
[   48.577268][ T1996]  <TASK>
[   48.577340][ T1996]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.577485][ T1996]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.577593][ T1996]  netif_close_many (net/core/dev.c:1804)
[   48.577728][ T1996]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.577915][ T1996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.578298][ T1996]  ? __dev_close_many (net/core/dev.c:1781)
[   48.578515][ T1996]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.578706][ T1996]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.578913][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.579216][ T1996]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.579386][ T1996]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.579522][ T1996]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.579661][ T1996]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.579827][ T1996]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.579958][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.580175][ T1996]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.580307][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.580444][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.580577][ T1996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.580713][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.580846][ T1996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.581068][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.581199][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.581334][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.581466][ T1996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.581599][ T1996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.581734][ T1996]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   48.581874][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.582014][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.582151][ T1996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.582284][ T1996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.582418][ T1996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.582552][ T1996]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.582686][ T1996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.582819][ T1996]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.582952][ T1996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.583098][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.583231][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.583369][ T1996]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.583501][ T1996]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.583636][ T1996]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.583773][ T1996]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.583908][ T1996]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.584050][ T1996]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.584197][ T1996]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.584331][ T1996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.584468][ T1996]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.584602][ T1996]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.584741][ T1996]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.584890][ T1996]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.585111][ T1996]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.585320][ T1996]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.585583][ T1996]  ? move_addr_to_kernel (net/socket.c:258)
[   48.585797][ T1996]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.586018][ T1996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.586199][ T1996]  ___sys_sendmsg (net/socket.c:2752)
[   48.586331][ T1996]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.586500][ T1996]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.586653][ T1996]  __sys_sendmsg (net/socket.c:2784)
[   48.586786][ T1996]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.586920][ T1996]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.587124][ T1996]  ? 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)
[   48.587327][ T1996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.587534][ T1996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.587738][ T1996]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.587937][ T1996]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.588108][ T1996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.588278][ T1996] RIP: 0033:0x7f6bd9f4208e
[   48.588424][ T1996] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.588899][ T1996] RSP: 002b:00007ffe17cb2630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.589116][ T1996] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6bd9f4208e
[   48.589317][ T1996] RDX: 0000000000000000 RSI: 00007ffe17cb26e0 RDI: 0000000000000005
[   48.589523][ T1996] RBP: 00007ffe17cb2640 R08: 0000000000000000 R09: 0000000000000000
[   48.589723][ T1996] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   48.589927][ T1996] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe17cb2da0
| [   48.593043][ T1996] ------------[ cut here ]------------
| [   48.593222][ T1996] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1996
| [   48.593498][ T1996] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.594046][ T1996] Tainted: [W]=WARN
[   48.594154][ T1996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.594337][ T1996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.594513][ T1996] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.594991][ T1996] RSP: 0018:ffa00000049cf190 EFLAGS: 00010286
[   48.595214][ T1996] RAX: 00000000ffffffa6 RBX: ff1100001045f6c0 RCX: 1ff4000000939df8
[   48.595419][ T1996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f770
[   48.595623][ T1996] RBP: ff11000005c59000 R08: 1fe220000208beef R09: ff1100000f2ed158
[   48.595913][ T1996] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.596180][ T1996] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.596378][ T1996] FS:  00007f6bd9d08840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   48.596608][ T1996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.596781][ T1996] CR2: 0000561b07814d5c CR3: 0000000012256001 CR4: 0000000000771ef0
[   48.596982][ T1996] PKRU: 55555554
[   48.597097][ T1996] Call Trace:
[   48.597196][ T1996]  <TASK>
[   48.597264][ T1996]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.597433][ T1996]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.597594][ T1996]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.597724][ T1996]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.597856][ T1996]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.598024][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.598158][ T1996]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.598290][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.598424][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.598555][ T1996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.598689][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.598821][ T1996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.598976][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.599119][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.599250][ T1996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.599391][ T1996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.599519][ T1996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.599652][ T1996]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   48.599784][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.599912][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.600098][ T1996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.600300][ T1996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.600486][ T1996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.600629][ T1996]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.600760][ T1996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.600890][ T1996]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.601035][ T1996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.601229][ T1996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.601376][ T1996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.601543][ T1996]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.601727][ T1996]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.601869][ T1996]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.602016][ T1996]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.602164][ T1996]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.602299][ T1996]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.602445][ T1996]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.602578][ T1996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.602770][ T1996]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.602957][ T1996]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.603162][ T1996]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.603330][ T1996]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.603460][ T1996]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.603588][ T1996]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.603786][ T1996]  ? move_addr_to_kernel (net/socket.c:258)
[   48.603983][ T1996]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.604125][ T1996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.604259][ T1996]  ___sys_sendmsg (net/socket.c:2752)
[   48.604386][ T1996]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.604551][ T1996]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.604709][ T1996]  __sys_sendmsg (net/socket.c:2784)
[   48.604914][ T1996]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.605184][ T1996]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.605448][ T1996]  ? 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)
[   48.605579][ T1996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.605740][ T1996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.605907][ T1996]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.606171][ T1996]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.606362][ T1996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.606526][ T1996] RIP: 0033:0x7f6bd9f4208e
[   48.606666][ T1996] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.607165][ T1996] RSP: 002b:00007ffe17cb2630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.607468][ T1996] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6bd9f4208e
[   48.607770][ T1996] RDX: 0000000000000000 RSI: 00007ffe17cb26e0 RDI: 0000000000000005
[   48.608044][ T1996] RBP: 00007ffe17cb2640 R08: 0000000000000000 R09: 0000000000000000
[   48.608240][ T1996] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9b
[   48.608436][ T1996] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe17cb2da0
| [   48.852820][  T166] ------------[ cut here ]------------
| [   48.853206][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   48.853734][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.855376][  T166] Tainted: [W]=WARN
[   48.855613][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.855964][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.856501][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.857437][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   48.857794][  T166] RAX: 00000000ffffffa6 RBX: ff11000004aa6f40 RCX: 1ff4000000108ebf
[   48.858222][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6ff0
[   48.858633][  T166] RBP: ff1100000cd52000 R08: 1fe2200000954dff R09: ff1100000cab2f20
[   48.859079][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   48.859502][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   48.859922][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   48.860423][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.860777][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   48.861214][  T166] PKRU: 55555554
[   48.861446][  T166] Call Trace:
[   48.861674][  T166]  <TASK>
[   48.861850][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.862173][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.862410][  T166]  netif_close_many (net/core/dev.c:1804)
[   48.862701][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.863016][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   48.863317][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.863620][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.863915][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   48.864279][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   48.864625][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.864915][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.865228][  T166]  ? __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)
[   48.865521][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.865810][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.866181][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.866475][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.866766][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.867077][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.867371][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.867665][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.867945][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.868252][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.868542][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   48.868828][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.869198][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.869547][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.869852][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.870170][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.870521][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.870810][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.871125][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.871412][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.871728][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.871964][  T166]  new_sync_write (fs/read_write.c:595)
[   48.872284][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.872574][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.872864][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.873192][  T166]  ? ksys_write (fs/read_write.c:740)
[   48.873493][  T166]  vfs_write (fs/read_write.c:688)
[   48.873730][  T166]  ksys_write (fs/read_write.c:740)
[   48.873962][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.874291][  T166]  ? 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)
[   48.874588][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.874881][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.875193][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.875490][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.875788][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.876161][  T166] RIP: 0033:0x7fd8e6c0c08e
[   48.876489][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.877399][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.877841][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   48.878272][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   48.878683][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   48.879111][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.879517][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   48.891367][  T166] ------------[ cut here ]------------
| [   48.891597][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   48.891912][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.892858][  T166] Tainted: [W]=WARN
[   48.892983][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.893182][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.893414][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.893966][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   48.894173][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c7481c0 RCX: 1ff4000000108e81
[   48.894405][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c748270
[   48.894639][  T166] RBP: ff1100000cbaa000 R08: 1fe22000018e904f R09: ff1100000cab2ef8
[   48.894869][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   48.895116][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1a000
[   48.895349][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   48.895622][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.895818][  T166] CR2: 00007f4c5319c8f4 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   48.896071][  T166] PKRU: 55555554
[   48.896188][  T166] Call Trace:
[   48.896321][  T166]  <TASK>
[   48.896403][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.896566][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.896683][  T166]  netif_close_many (net/core/dev.c:1804)
[   48.896836][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.896996][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   48.897152][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.897342][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.897532][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.897693][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.897885][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   48.898047][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   48.898250][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.898412][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   48.898567][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   48.898766][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.898958][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.899124][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.899278][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.899435][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.899592][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.899747][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.899900][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.900071][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.900232][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   48.900388][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.900581][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.900771][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.900924][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.901090][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.901284][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.901439][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.901593][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.901744][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.901900][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.902023][  T166]  new_sync_write (fs/read_write.c:595)
[   48.902181][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.902335][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.902494][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.902647][  T166]  ? ksys_write (fs/read_write.c:740)
[   48.902804][  T166]  vfs_write (fs/read_write.c:688)
[   48.902920][  T166]  ksys_write (fs/read_write.c:740)
[   48.903042][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.903196][  T166]  ? 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)
[   48.903352][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.903507][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.903659][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.903816][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.903977][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.904172][  T166] RIP: 0033:0x7fd8e6c0c08e
[   48.904336][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.904875][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.905124][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   48.905358][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   48.905594][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   48.905823][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.906064][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   48.908691][  T166] ------------[ cut here ]------------
| [   48.908867][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   48.909192][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.909868][  T166] Tainted: [W]=WARN
[   48.909992][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.910205][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.910407][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.910954][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   48.911160][  T166] RAX: 00000000ffffffa6 RBX: ff1100001045fb40 RCX: 1ff4000000108e81
[   48.911391][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fbf0
[   48.911624][  T166] RBP: ff1100000cc1a000 R08: 1fe220000208bf7f R09: ff1100000cab2ef8
[   48.911852][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.912098][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482000
[   48.912332][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   48.912605][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.912798][  T166] CR2: 00007ff4a07322a0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   48.913047][  T166] PKRU: 55555554
[   48.913167][  T166] Call Trace:
[   48.913284][  T166]  <TASK>
[   48.913365][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   48.913525][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.913686][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.913854][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.913976][  T166]  netif_close_many (net/core/dev.c:1804)
[   48.914136][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.914287][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   48.914439][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.914628][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.914815][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.914980][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.915178][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   48.915333][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   48.915524][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.915680][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   48.915835][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   48.916031][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.916222][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.916373][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.916524][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.916677][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.916831][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.916988][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.917147][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.917302][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.917460][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   48.917616][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.917808][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.918007][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.918165][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.918319][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.918516][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.918670][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.918821][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.918977][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.919134][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.919248][  T166]  new_sync_write (fs/read_write.c:595)
[   48.919403][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.919553][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.919708][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.919859][  T166]  ? ksys_write (fs/read_write.c:740)
[   48.920036][  T166]  vfs_write (fs/read_write.c:688)
[   48.920157][  T166]  ksys_write (fs/read_write.c:740)
[   48.920273][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.920428][  T166]  ? 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)
[   48.920583][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.920736][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.920891][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.921052][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.921216][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.921406][  T166] RIP: 0033:0x7fd8e6c0c08e
[   48.921569][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.922130][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.922363][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   48.922590][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   48.922819][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   48.923066][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.923308][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   48.938171][  T166] ------------[ cut here ]------------
| [   48.938473][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   48.938959][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.940126][  T166] Tainted: [W]=WARN
[   48.940313][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.940633][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.940952][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.941863][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   48.942185][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a9840 RCX: 1ff4000000108e81
[   48.942550][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a98f0
[   48.942917][  T166] RBP: ff11000010482000 R08: 1fe220000121531f R09: ff1100000cab2ef8
[   48.943295][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   48.943659][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101a2000
[   48.944046][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   48.944476][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.944808][  T166] CR2: 0000561b07814d5c CR3: 0000000009f65005 CR4: 0000000000771ef0
[   48.945180][  T166] PKRU: 55555554
[   48.945362][  T166] Call Trace:
[   48.945546][  T166]  <TASK>
[   48.945698][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   48.945948][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.946202][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.946446][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.946634][  T166]  netif_close_many (net/core/dev.c:1804)
[   48.946880][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.947140][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   48.947387][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.947695][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.948007][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.948326][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.948633][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   48.948884][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   48.949208][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.949462][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   48.949720][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   48.950038][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.950345][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.950588][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.950831][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.951094][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.951341][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.951585][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.951830][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.952090][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.952562][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   48.952811][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.953153][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.953464][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.953735][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.953998][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.954308][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.954563][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.954809][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.955063][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.955311][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.955496][  T166]  new_sync_write (fs/read_write.c:595)
[   48.955745][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.956025][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.956278][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.956523][  T166]  ? ksys_write (fs/read_write.c:740)
[   48.956776][  T166]  vfs_write (fs/read_write.c:688)
[   48.956995][  T166]  ksys_write (fs/read_write.c:740)
[   48.957192][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.957455][  T166]  ? 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)
[   48.957703][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.957951][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.958212][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.958458][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.958706][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.959021][  T166] RIP: 0033:0x7fd8e6c0c08e
[   48.959284][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.960170][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.960565][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   48.960937][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   48.961315][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   48.961686][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.962071][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   48.966517][  T166] ------------[ cut here ]------------
| [   48.966772][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   48.967294][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.968358][  T166] Tainted: [W]=WARN
[   48.968542][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.968854][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.969191][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.970077][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   48.970409][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff4000000108e81
[   48.970783][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   48.971168][  T166] RBP: ff110000101a2000 R08: 1fe220000169568f R09: ff1100000cab2ef8
[   48.971540][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   48.971926][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071a000
[   48.972329][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   48.972763][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.973084][  T166] CR2: 0000561b07814d5c CR3: 0000000009f65005 CR4: 0000000000771ef0
[   48.973480][  T166] PKRU: 55555554
[   48.973668][  T166] Call Trace:
[   48.973855][  T166]  <TASK>
[   48.973994][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   48.974248][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.974497][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.974745][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.974935][  T166]  netif_close_many (net/core/dev.c:1804)
[   48.975194][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.975440][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   48.975691][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.976008][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.976322][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.976578][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.976891][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   48.977158][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   48.977489][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.977751][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   48.978012][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   48.978334][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.978640][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.978887][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.979147][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.979394][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.979650][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.979898][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.980175][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.980431][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.980685][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   48.980961][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.981288][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.981605][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.981854][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.982119][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.982427][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.982674][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.982920][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.983177][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.983429][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.983618][  T166]  new_sync_write (fs/read_write.c:595)
[   48.983868][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.984127][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.984405][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.984664][  T166]  ? ksys_write (fs/read_write.c:740)
[   48.984920][  T166]  vfs_write (fs/read_write.c:688)
[   48.985122][  T166]  ksys_write (fs/read_write.c:740)
[   48.985314][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.985560][  T166]  ? 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)
[   48.985806][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.986069][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.986328][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.986572][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.986816][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.987130][  T166] RIP: 0033:0x7fd8e6c0c08e
[   48.987391][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.988313][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.988689][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   48.989090][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   48.989473][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   48.989844][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.990241][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   48.997881][  T166] ------------[ cut here ]------------
| [   48.999342][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   48.999956][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.001300][  T166] Tainted: [W]=WARN
[   49.001488][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.001797][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.002239][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.003237][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   49.003547][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a21c0 RCX: 1ff4000000108e81
[   49.003918][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2270
[   49.004406][  T166] RBP: ff1100001071a000 R08: 1fe220000127444f R09: ff1100000cab2ef8
[   49.004771][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   49.005257][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001154a000
[   49.005630][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   49.006193][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.006490][  T166] CR2: 0000561b07814d5c CR3: 0000000009f65005 CR4: 0000000000771ef0
[   49.006846][  T166] PKRU: 55555554
[   49.007143][  T166] Call Trace:
[   49.007324][  T166]  <TASK>
[   49.007448][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   49.007694][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.007936][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.008319][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.008510][  T166]  netif_close_many (net/core/dev.c:1804)
[   49.008752][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.009107][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   49.009349][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.009658][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.009960][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.010319][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.010616][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.010881][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.011288][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.011536][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.011771][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.012177][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.012464][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.012698][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.012933][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.013286][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.013527][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.013769][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.014122][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.014360][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.014600][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.014841][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.015254][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.015557][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.015792][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.016146][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.016439][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.016671][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.016909][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.017268][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.017508][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.017690][  T166]  new_sync_write (fs/read_write.c:595)
[   49.017950][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.018320][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.018562][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.018797][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.019161][  T166]  vfs_write (fs/read_write.c:688)
[   49.019348][  T166]  ksys_write (fs/read_write.c:740)
[   49.019531][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.019777][  T166]  ? 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)
[   49.020145][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.020393][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.020639][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.020883][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.021249][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.021555][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.021820][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.022821][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.023318][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.023701][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.024191][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.024557][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.024922][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.041489][  T166] ------------[ cut here ]------------
| [   49.041838][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   49.042405][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.043624][  T166] Tainted: [W]=WARN
[   49.043877][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.044284][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.044658][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.045601][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   49.045960][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a2dc0 RCX: 1ff4000000108e81
[   49.046418][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2e70
[   49.046846][  T166] RBP: ff1100001154a000 R08: 1fe22000012745cf R09: ff1100000cab2ef8
[   49.047282][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   49.047691][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   49.048123][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   49.048588][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.048983][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   49.049419][  T166] PKRU: 55555554
[   49.049653][  T166] Call Trace:
[   49.049898][  T166]  <TASK>
[   49.050102][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   49.050413][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.050710][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.051041][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.051297][  T166]  netif_close_many (net/core/dev.c:1804)
[   49.051593][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.051889][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   49.052237][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.052603][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.052984][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.053333][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.053718][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.054048][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.054427][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.054739][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.055070][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.055436][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.055791][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.056127][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.056429][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.056732][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.057052][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.057364][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.057669][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.058010][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.058347][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.058667][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.059050][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.059429][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.059760][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.060092][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.060458][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.060768][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.061097][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.061394][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.061695][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.061955][  T166]  new_sync_write (fs/read_write.c:595)
[   49.062291][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.062631][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.062955][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.063298][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.063607][  T166]  vfs_write (fs/read_write.c:688)
[   49.063852][  T166]  ksys_write (fs/read_write.c:740)
[   49.064116][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.064415][  T166]  ? 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)
[   49.064718][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.065044][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.065351][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.065657][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.065961][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.066341][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.066649][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.067620][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.068070][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.068486][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.068910][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.069366][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.069788][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.077024][  T166] ------------[ cut here ]------------
| [   49.077353][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   49.077873][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.079416][  T166] Tainted: [W]=WARN
[   49.079771][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.080255][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.080754][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.081777][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   49.082290][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c71f0c0 RCX: 1ff4000000108ea7
[   49.082805][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71f170
[   49.083350][  T166] RBP: ff1100000cbaa000 R08: 1fe22000018e3e2f R09: ff1100000cab2ef8
[   49.083866][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.084428][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.084949][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   49.085556][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.086073][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   49.086618][  T166] PKRU: 55555554
[   49.087091][  T166] Call Trace:
[   49.087434][  T166]  <TASK>
[   49.087718][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.088210][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.088688][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.089140][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.089622][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.090047][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.090480][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.090949][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.091442][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.091848][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.092283][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.092718][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.093155][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.093553][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.093953][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.094384][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.094816][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.095259][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.095737][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.096229][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.096629][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.097041][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.097506][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.097903][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.098333][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.098628][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.098916][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.099177][  T166]  new_sync_write (fs/read_write.c:595)
[   49.099464][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.099750][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.100046][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.100338][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.100634][  T166]  vfs_write (fs/read_write.c:688)
[   49.100868][  T166]  ksys_write (fs/read_write.c:740)
[   49.101126][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.101409][  T166]  ? 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)
[   49.101707][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.102039][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.102329][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.102618][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.102903][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.103269][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.103591][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.104512][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.104911][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.105332][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.105721][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.106143][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.106538][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.113213][  T166] ------------[ cut here ]------------
| [   49.113516][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   49.114094][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.116610][  T166] Tainted: [W]=WARN
[   49.117002][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.117531][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.118034][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.119125][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   49.119603][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c71edc0 RCX: 1ff4000000108ea7
[   49.120165][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71ee70
[   49.120714][  T166] RBP: ff1100000cc1a000 R08: 1fe22000018e3dcf R09: ff1100000cab2ef8
[   49.121263][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.121804][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.122377][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   49.123016][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.123576][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   49.124133][  T166] PKRU: 55555554
[   49.124473][  T166] Call Trace:
[   49.124835][  T166]  <TASK>
[   49.125151][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.125631][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.126145][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.126584][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.127091][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.127511][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.127921][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.128416][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.128888][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.129314][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.129714][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.130140][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.130563][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.130960][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.131503][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.132039][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.132373][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.132695][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.133073][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.133447][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.133742][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.134068][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.134428][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.134718][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.135027][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.135340][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.135633][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.135866][  T166]  new_sync_write (fs/read_write.c:595)
[   49.136183][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.136487][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.136783][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.137112][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.137414][  T166]  vfs_write (fs/read_write.c:688)
[   49.137651][  T166]  ksys_write (fs/read_write.c:740)
[   49.137888][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.138216][  T166]  ? 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)
[   49.138514][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.138839][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.139174][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.139465][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.139757][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.140143][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.140478][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.141410][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.141829][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.142289][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.142718][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.143169][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.143575][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.151046][  T166] ------------[ cut here ]------------
| [   49.151384][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   49.151921][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.153537][  T166] Tainted: [W]=WARN
[   49.153902][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.154396][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.154921][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.156006][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   49.156491][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b540ac0 RCX: 1ff4000000108ea7
[   49.157029][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b540b70
[   49.157568][  T166] RBP: ff11000010482000 R08: 1fe22000016a816f R09: ff1100000cab2ef8
[   49.158139][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.158658][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.159215][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   49.159815][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.160324][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   49.160844][  T166] PKRU: 55555554
[   49.161206][  T166] Call Trace:
[   49.161541][  T166]  <TASK>
[   49.161827][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.162331][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.162798][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.163232][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.163690][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.164151][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.164569][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.165052][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.165540][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.165946][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.166366][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.166784][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.167210][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.167647][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.168075][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.168476][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.168898][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.169334][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.169793][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.170273][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.170696][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.171119][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.171602][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.172022][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.172545][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.173043][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.173368][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.173596][  T166]  new_sync_write (fs/read_write.c:595)
[   49.173889][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.174209][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.174494][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.174787][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.175108][  T166]  vfs_write (fs/read_write.c:688)
[   49.175356][  T166]  ksys_write (fs/read_write.c:740)
[   49.175584][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.175867][  T166]  ? 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)
[   49.176180][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.176472][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.176799][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.177228][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.177529][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.177870][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.178184][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.179187][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.179591][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.180029][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.180454][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.180864][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.181301][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.198944][  T166] ------------[ cut here ]------------
| [   49.199216][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   49.199542][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.200467][  T166] Tainted: [W]=WARN
[   49.200587][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.200786][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.201026][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.201570][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   49.201776][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c610ac0 RCX: 1ff4000000108ea7
[   49.202012][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610b70
[   49.202245][  T166] RBP: ff110000101a2000 R08: 1fe22000018c216f R09: ff1100000cab2ef8
[   49.202488][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.202725][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.203061][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.203426][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.203718][  T166] CR2: 00007ff4a07322a0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   49.204061][  T166] PKRU: 55555554
[   49.204181][  T166] Call Trace:
[   49.204323][  T166]  <TASK>
[   49.204406][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.204609][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.204800][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.204957][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.205161][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.205316][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.205488][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.205716][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.206042][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.206290][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.206530][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.206803][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.207064][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.207316][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.207503][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.207658][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.207815][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.207977][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.208172][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.208361][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.208514][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.208671][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.208873][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.209026][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.209260][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.209458][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.209609][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.209747][  T166]  new_sync_write (fs/read_write.c:595)
[   49.209902][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.210065][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.210217][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.210377][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.210606][  T166]  vfs_write (fs/read_write.c:688)
[   49.210781][  T166]  ksys_write (fs/read_write.c:740)
[   49.210958][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.211211][  T166]  ? 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)
[   49.211401][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.211568][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.211719][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.211869][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.212028][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.212218][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.212377][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.212938][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.213185][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.213410][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.213648][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.213871][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.214117][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.227883][  T166] ------------[ cut here ]------------
| [   49.228099][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   49.228437][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.229108][  T166] Tainted: [W]=WARN
[   49.229236][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.229459][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.229696][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.230330][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   49.230541][  T166] RAX: 00000000ffffffa6 RBX: ff11000008b52340 RCX: 1ff4000000108ea7
[   49.230881][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b523f0
[   49.231214][  T166] RBP: ff1100001071a000 R08: 1fe220000116a47f R09: ff1100000cab2ef8
[   49.231556][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.231908][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.232218][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.232500][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.232691][  T166] CR2: 00007ff4a07322a0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   49.233002][  T166] PKRU: 55555554
[   49.233159][  T166] Call Trace:
[   49.233277][  T166]  <TASK>
[   49.233357][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.233557][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.233752][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.234001][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.234260][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.234501][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.234741][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.234999][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.235224][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.235383][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.235538][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.235688][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.235850][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.236079][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.236251][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.236480][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.236728][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.236959][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.237277][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.237496][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.237685][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.237902][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.238108][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.238265][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.238416][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.238565][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.238801][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.238927][  T166]  new_sync_write (fs/read_write.c:595)
[   49.239102][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.239256][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.239408][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.239559][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.239722][  T166]  vfs_write (fs/read_write.c:688)
[   49.239837][  T166]  ksys_write (fs/read_write.c:740)
[   49.239951][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.240115][  T166]  ? 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)
[   49.240271][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.240426][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.240583][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.240732][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.240893][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.241117][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.241307][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.242159][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.242413][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.242723][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.242959][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.243205][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.243439][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.247144][  T166] ------------[ cut here ]------------
| [   49.247312][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   49.247612][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.248377][  T166] Tainted: [W]=WARN
[   49.248494][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.248686][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.248911][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.249506][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   49.249742][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c71f3c0 RCX: 1ff4000000108ea7
[   49.250086][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71f470
[   49.250621][  T166] RBP: ff1100001154a000 R08: 1fe22000018e3e8f R09: ff1100000cab2ef8
[   49.250962][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.251206][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.251430][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.251720][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.251917][  T166] CR2: 00007ff4a07322a0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   49.252177][  T166] PKRU: 55555554
[   49.252296][  T166] Call Trace:
[   49.252526][  T166]  <TASK>
[   49.252645][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.253105][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.253361][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.253519][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.253713][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.253869][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   49.254170][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.254370][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.254555][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.254716][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.254865][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.255034][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.255303][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.255478][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.255641][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.255791][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.255951][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.256328][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.256526][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.256765][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.256960][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.257395][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.257704][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.257886][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.258076][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.258426][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.258636][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.258778][  T166]  new_sync_write (fs/read_write.c:595)
[   49.258985][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.259332][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.259517][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.259729][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.259931][  T166]  vfs_write (fs/read_write.c:688)
[   49.260248][  T166]  ksys_write (fs/read_write.c:740)
[   49.260416][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.260646][  T166]  ? 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)
[   49.260904][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.261282][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.261437][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.261634][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.261830][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.262221][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.262428][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.263254][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.263598][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.263944][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.264224][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.264512][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.265008][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.269904][  T166] ------------[ cut here ]------------
| [   49.270131][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   49.270442][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.271309][  T166] Tainted: [W]=WARN
[   49.271441][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.271637][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.271852][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.272510][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   49.272724][  T166] RAX: 00000000ffffffa6 RBX: ff11000011768ac0 RCX: 1ff4000000108eef
[   49.273171][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768b70
[   49.273445][  T166] RBP: ff1100000cd52000 R08: 1fe22000022ed16f R09: ff1100000cab2ef8
[   49.273814][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.274131][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.274504][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.274901][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.275258][  T166] CR2: 00007ff4a07322a0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   49.275646][  T166] PKRU: 55555554
[   49.275760][  T166] Call Trace:
[   49.275870][  T166]  <TASK>
[   49.275954][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.276269][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.276486][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.276637][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.276780][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.276934][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.277335][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.277723][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.277883][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.278168][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.278346][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.278500][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.278688][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.278872][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.279158][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.279320][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.279506][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.279652][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.279796][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.279939][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.280200][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.280312][  T166]  new_sync_write (fs/read_write.c:595)
[   49.280473][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.280897][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.281182][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.281329][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.281493][  T166]  vfs_write (fs/read_write.c:688)
[   49.281611][  T166]  ksys_write (fs/read_write.c:740)
[   49.281723][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.281874][  T166]  ? 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)
[   49.282134][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.282344][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.282502][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.282646][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.282790][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.283105][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.283258][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.283858][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.284185][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.284415][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.284630][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   49.284847][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.285149][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.342682][ T2018] ------------[ cut here ]------------
| [   49.342873][ T2018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2018
| [   49.343807][ T2018] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.344443][ T2018] Tainted: [W]=WARN
[   49.344559][ T2018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.344732][ T2018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.344914][ T2018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.345463][ T2018] RSP: 0018:ffa00000050cf060 EFLAGS: 00010286
[   49.345635][ T2018] RAX: 00000000ffffffa6 RBX: ff1100000c749840 RCX: 1ff4000000a19dd2
[   49.345833][ T2018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7498f0
[   49.346051][ T2018] RBP: ff110000107dc000 R08: 1fe22000018e931f R09: ff1100001122ae58
[   49.346314][ T2018] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   49.346510][ T2018] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000050cf100
[   49.346710][ T2018] FS:  00007f692da4b840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.346947][ T2018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.347133][ T2018] CR2: 00000000050c3988 CR3: 0000000011081006 CR4: 0000000000771ef0
[   49.347331][ T2018] PKRU: 55555554
[   49.347432][ T2018] Call Trace:
[   49.347533][ T2018]  <TASK>
[   49.347604][ T2018]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.347781][ T2018]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.347929][ T2018]  netif_close_many (net/core/dev.c:1804)
[   49.348106][ T2018]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.348238][ T2018]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.348370][ T2018]  ? __dev_close_many (net/core/dev.c:1781)
[   49.348502][ T2018]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.348667][ T2018]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.348830][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.348966][ T2018]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.349142][ T2018]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.349273][ T2018]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.349402][ T2018]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.349565][ T2018]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.349711][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.349845][ T2018]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.349984][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.350120][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.350253][ T2018]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.350398][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.350531][ T2018]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.350683][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.350813][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.350962][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.351110][ T2018]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.351244][ T2018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.351387][ T2018]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.351526][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.351672][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.351806][ T2018]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.351938][ T2018]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.352089][ T2018]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.352221][ T2018]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.352355][ T2018]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.352488][ T2018]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.352619][ T2018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.352751][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.352882][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.353019][ T2018]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.353170][ T2018]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.353306][ T2018]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.353443][ T2018]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.353578][ T2018]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.353713][ T2018]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.353863][ T2018]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.354002][ T2018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.354218][ T2018]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.354349][ T2018]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.354484][ T2018]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.354618][ T2018]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.354753][ T2018]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.354887][ T2018]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.355078][ T2018]  ? move_addr_to_kernel (net/socket.c:258)
[   49.355216][ T2018]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.355348][ T2018]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.355498][ T2018]  ___sys_sendmsg (net/socket.c:2752)
[   49.355628][ T2018]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.355793][ T2018]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.355938][ T2018]  __sys_sendmsg (net/socket.c:2784)
[   49.356084][ T2018]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.356216][ T2018]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.356387][ T2018]  ? 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)
[   49.356523][ T2018]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.356656][ T2018]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.356788][ T2018]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.356924][ T2018]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.357067][ T2018]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.357262][ T2018] RIP: 0033:0x7f692dc8508e
[   49.357405][ T2018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.357873][ T2018] RSP: 002b:00007fff68cf5780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.358086][ T2018] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f692dc8508e
[   49.358286][ T2018] RDX: 0000000000000000 RSI: 00007fff68cf5830 RDI: 0000000000000005
[   49.358481][ T2018] RBP: 00007fff68cf5790 R08: 0000000000000000 R09: 0000000000000000
[   49.358679][ T2018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9c
[   49.358878][ T2018] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff68cf5ef0
| [   49.373351][ T2018] ------------[ cut here ]------------
| [   49.373598][ T2018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2018
| [   49.374528][ T2018] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.375382][ T2018] Tainted: [W]=WARN
[   49.375532][ T2018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.375776][ T2018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.376038][ T2018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.376737][ T2018] RSP: 0018:ffa00000050cf190 EFLAGS: 00010286
[   49.376989][ T2018] RAX: 00000000ffffffa6 RBX: ff1100001137a640 RCX: 1ff4000000a19df8
[   49.377282][ T2018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001137a6f0
[   49.377576][ T2018] RBP: ff110000107dc000 R08: 1fe220000226f4df R09: ff1100001122ae58
[   49.377896][ T2018] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.378204][ T2018] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.378518][ T2018] FS:  00007f692da4b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   49.378870][ T2018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.379127][ T2018] CR2: 00005576eb646d88 CR3: 0000000011081006 CR4: 0000000000771ef0
[   49.379422][ T2018] PKRU: 55555554
[   49.379570][ T2018] Call Trace:
[   49.379720][ T2018]  <TASK>
[   49.379825][ T2018]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.380106][ T2018]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.380347][ T2018]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.380543][ T2018]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.380751][ T2018]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.381007][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.381213][ T2018]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.381414][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.381608][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.381804][ T2018]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.382007][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.382205][ T2018]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.382451][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.382654][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.382848][ T2018]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.383049][ T2018]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.383254][ T2018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.383448][ T2018]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.383646][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.383837][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.384037][ T2018]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.384233][ T2018]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.384434][ T2018]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.384646][ T2018]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.384842][ T2018]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.385041][ T2018]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.385241][ T2018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.385439][ T2018]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.385633][ T2018]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.385832][ T2018]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.386038][ T2018]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.386237][ T2018]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.386453][ T2018]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.386652][ T2018]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.386852][ T2018]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.387066][ T2018]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.387262][ T2018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.387465][ T2018]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.387677][ T2018]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.387874][ T2018]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.388083][ T2018]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.388278][ T2018]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.388471][ T2018]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.388711][ T2018]  ? move_addr_to_kernel (net/socket.c:258)
[   49.388915][ T2018]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.389155][ T2018]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.389356][ T2018]  ___sys_sendmsg (net/socket.c:2752)
[   49.389549][ T2018]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.389791][ T2018]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.390018][ T2018]  __sys_sendmsg (net/socket.c:2784)
[   49.390215][ T2018]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.390408][ T2018]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.390659][ T2018]  ? 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)
[   49.390855][ T2018]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.391060][ T2018]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.391253][ T2018]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.391449][ T2018]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.391661][ T2018]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.391900][ T2018] RIP: 0033:0x7f692dc8508e
[   49.392124][ T2018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.392817][ T2018] RSP: 002b:00007fff68cf5780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.393121][ T2018] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f692dc8508e
[   49.393413][ T2018] RDX: 0000000000000000 RSI: 00007fff68cf5830 RDI: 0000000000000005
[   49.393706][ T2018] RBP: 00007fff68cf5790 R08: 0000000000000000 R09: 0000000000000000
[   49.394005][ T2018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9c
[   49.394300][ T2018] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff68cf5ef0
| [   49.451468][ T2019] ------------[ cut here ]------------
| [   49.451655][ T2019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2019
| [   49.451928][ T2019] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.452488][ T2019] Tainted: [W]=WARN
[   49.452592][ T2019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.452760][ T2019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.452935][ T2019] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.453473][ T2019] RSP: 0018:ffa00000050df060 EFLAGS: 00010286
[   49.453644][ T2019] RAX: 00000000ffffffa6 RBX: ff1100000c8d39c0 RCX: 1ff4000000a1bdd2
[   49.453840][ T2019] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d3a70
[   49.454041][ T2019] RBP: ff1100000d9ac000 R08: 1fe220000191a74f R09: ff1100001122d158
[   49.454243][ T2019] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   49.454443][ T2019] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000050df100
[   49.454641][ T2019] FS:  00007f63064ea840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.454875][ T2019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.455051][ T2019] CR2: 000000002da4e988 CR3: 0000000004b07002 CR4: 0000000000771ef0
[   49.455265][ T2019] PKRU: 55555554
[   49.455369][ T2019] Call Trace:
[   49.455471][ T2019]  <TASK>
[   49.455542][ T2019]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.455679][ T2019]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.455781][ T2019]  netif_close_many (net/core/dev.c:1804)
[   49.455914][ T2019]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.456060][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.456194][ T2019]  ? __dev_close_many (net/core/dev.c:1781)
[   49.456330][ T2019]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.456501][ T2019]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.456669][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.456802][ T2019]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.456966][ T2019]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.457109][ T2019]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.457248][ T2019]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.457415][ T2019]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.457560][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.457694][ T2019]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.457827][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.457960][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.458104][ T2019]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.458235][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.458365][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.458519][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.458651][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.458783][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.458915][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.459061][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.459196][ T2019]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.459331][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.459467][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.459599][ T2019]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.459730][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.459862][ T2019]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.460001][ T2019]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.460136][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.460266][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.460402][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.460554][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.460693][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.460827][ T2019]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.460961][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.461105][ T2019]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.461242][ T2019]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.461376][ T2019]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.461515][ T2019]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.461661][ T2019]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.461794][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.461952][ T2019]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.462098][ T2019]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.462231][ T2019]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.462368][ T2019]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.462503][ T2019]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.462641][ T2019]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.462803][ T2019]  ? move_addr_to_kernel (net/socket.c:258)
[   49.462937][ T2019]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.463083][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.463222][ T2019]  ___sys_sendmsg (net/socket.c:2752)
[   49.463353][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.463519][ T2019]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.463665][ T2019]  __sys_sendmsg (net/socket.c:2784)
[   49.463803][ T2019]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.463952][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.464131][ T2019]  ? 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)
[   49.464263][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.464404][ T2019]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.464541][ T2019]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.464676][ T2019]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.464810][ T2019]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.464998][ T2019] RIP: 0033:0x7f630672408e
[   49.465142][ T2019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.465621][ T2019] RSP: 002b:00007ffe59d65a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.465839][ T2019] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f630672408e
[   49.466047][ T2019] RDX: 0000000000000000 RSI: 00007ffe59d65b40 RDI: 0000000000000005
[   49.466250][ T2019] RBP: 00007ffe59d65aa0 R08: 0000000000000000 R09: 0000000000000000
[   49.466453][ T2019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9c
[   49.466651][ T2019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe59d66200
| [   49.470304][ T2019] ------------[ cut here ]------------
| [   49.470466][ T2019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2019
| [   49.470720][ T2019] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.471272][ T2019] Tainted: [W]=WARN
[   49.471372][ T2019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.471536][ T2019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.471714][ T2019] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.472206][ T2019] RSP: 0018:ffa00000050df190 EFLAGS: 00010286
[   49.472373][ T2019] RAX: 00000000ffffffa6 RBX: ff11000004aa6940 RCX: 1ff4000000a1bdf8
[   49.472565][ T2019] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa69f0
[   49.472758][ T2019] RBP: ff1100000d9ac000 R08: 1fe2200000954d3f R09: ff1100001122d158
[   49.472949][ T2019] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.473174][ T2019] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.473367][ T2019] FS:  00007f63064ea840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   49.473593][ T2019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.473758][ T2019] CR2: 000000002da4e988 CR3: 0000000004b07002 CR4: 0000000000771ef0
[   49.473957][ T2019] PKRU: 55555554
[   49.474065][ T2019] Call Trace:
[   49.474162][ T2019]  <TASK>
[   49.474231][ T2019]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.474400][ T2019]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.474560][ T2019]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.474691][ T2019]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.474819][ T2019]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.475001][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.475141][ T2019]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.475269][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.475396][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.475524][ T2019]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.475652][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.475779][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.475925][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.476066][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.476209][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.476352][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.476482][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.476610][ T2019]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.476740][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.476866][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.477001][ T2019]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.477132][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.477262][ T2019]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.477389][ T2019]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.477516][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.477642][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.477773][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.477901][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.478047][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.478201][ T2019]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.478328][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.478456][ T2019]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.478587][ T2019]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.478715][ T2019]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.478844][ T2019]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.478985][ T2019]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.479123][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.479251][ T2019]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.479380][ T2019]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.479509][ T2019]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.479640][ T2019]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.479766][ T2019]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.479894][ T2019]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.480065][ T2019]  ? move_addr_to_kernel (net/socket.c:258)
[   49.480194][ T2019]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.480321][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.480456][ T2019]  ___sys_sendmsg (net/socket.c:2752)
[   49.480582][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.480749][ T2019]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.480891][ T2019]  __sys_sendmsg (net/socket.c:2784)
[   49.481027][ T2019]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.481161][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.481325][ T2019]  ? 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)
[   49.481454][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.481584][ T2019]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.481712][ T2019]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.481842][ T2019]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.481984][ T2019]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.482153][ T2019] RIP: 0033:0x7f630672408e
[   49.482287][ T2019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.482751][ T2019] RSP: 002b:00007ffe59d65a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.482947][ T2019] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f630672408e
[   49.483146][ T2019] RDX: 0000000000000000 RSI: 00007ffe59d65b40 RDI: 0000000000000005
[   49.483337][ T2019] RBP: 00007ffe59d65aa0 R08: 0000000000000000 R09: 0000000000000000
[   49.483529][ T2019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9c
[   49.483722][ T2019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe59d66200
| [   49.563488][  T166] ------------[ cut here ]------------
| [   49.564071][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   49.564603][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.565876][  T166] Tainted: [W]=WARN
[   49.566137][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.566461][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.566795][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.567750][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   49.568088][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b6a84c0 RCX: 1ff4000000108e65
[   49.568464][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6a8570
[   49.568842][  T166] RBP: ff1100000d9fa000 R08: 1fe22000016d50af R09: ff1100000cab2f48
[   49.569230][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.569611][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9fa000
[   49.570023][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   49.570484][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.570812][  T166] CR2: 00007f692db18574 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   49.571198][  T166] PKRU: 55555554
[   49.571398][  T166] Call Trace:
[   49.571590][  T166]  <TASK>
[   49.571724][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.572000][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.572198][  T166]  register_netdevice (net/core/dev.c:11488)
[   49.572455][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   49.572753][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   49.573008][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   49.573317][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   49.573561][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   49.573858][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   49.574109][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   49.574410][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   49.574645][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   49.574823][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.575077][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   49.575382][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   49.575632][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   49.575876][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   49.576132][  T166]  really_probe (drivers/base/dd.c:709)
[   49.576389][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   49.576632][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   49.576888][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   49.577150][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   49.577425][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   49.577676][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   49.577940][  T166]  __device_attach (drivers/base/dd.c:1101)
[   49.578208][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.578452][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   49.578759][  T166]  ? 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)
[   49.579020][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   49.579273][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   49.579524][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   49.579778][  T166]  device_add (drivers/base/core.c:3706)
[   49.580044][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   49.580366][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   49.580614][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   49.580864][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   49.581200][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.581453][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   49.581762][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.582021][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.582277][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.582526][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.582785][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.582996][  T166]  new_sync_write (fs/read_write.c:595)
[   49.583254][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.583507][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.583765][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.584022][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.584279][  T166]  vfs_write (fs/read_write.c:688)
[   49.584468][  T166]  ksys_write (fs/read_write.c:740)
[   49.584656][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.584904][  T166]  ? 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)
[   49.585176][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.585428][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.585675][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.585922][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.586213][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.586530][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.586787][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.587664][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.588040][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.588409][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.588774][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   49.589142][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   49.589522][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.596107][  T166] ------------[ cut here ]------------
| [   49.596387][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   49.596899][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.597947][  T166] Tainted: [W]=WARN
[   49.598170][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.598428][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.598695][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.599446][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   49.599711][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b6a8f40 RCX: 1ff4000000108eef
[   49.600027][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6a8ff0
[   49.600580][  T166] RBP: ff1100000d9fa000 R08: 1fe22000016d51ff R09: ff1100000cab2ef8
[   49.600911][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.601243][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.601547][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   49.601909][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.603107][  T166] CR2: 00007f692db18574 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   49.603456][  T166] PKRU: 55555554
[   49.603619][  T166] Call Trace:
[   49.603781][  T166]  <TASK>
[   49.603897][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.604281][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.604641][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.604864][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.605205][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.605418][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.605635][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.605851][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.606164][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.606375][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.606592][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   49.606805][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.607176][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.607462][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.607671][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.607891][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.608322][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.608541][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.608766][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.609076][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.609307][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.609472][  T166]  new_sync_write (fs/read_write.c:595)
[   49.609684][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.609893][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.610229][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.610446][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.610663][  T166]  vfs_write (fs/read_write.c:688)
[   49.610824][  T166]  ksys_write (fs/read_write.c:740)
[   49.611082][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.611286][  T166]  ? 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)
[   49.611491][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.611698][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.611946][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.612261][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.612480][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.612737][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.612956][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.613816][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.614248][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.614594][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.614924][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   49.615343][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.615679][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.651405][  T166] ------------[ cut here ]------------
| [   49.651724][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   49.652103][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.652797][  T166] Tainted: [W]=WARN
[   49.652911][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.653164][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.653366][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.653896][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   49.654102][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b4aa940 RCX: 1ff4000000108ed1
[   49.654327][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa9f0
[   49.654551][  T166] RBP: ff11000004c42000 R08: 1fe220000169553f R09: ff1100000cab2ef8
[   49.654771][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.655016][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004c42000
[   49.655249][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   49.655518][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.655712][  T166] CR2: 00005576eb4f3fa8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   49.655977][  T166] PKRU: 55555554
[   49.656153][  T166] Call Trace:
[   49.656331][  T166]  <TASK>
[   49.656453][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.656687][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.656821][  T166]  register_netdevice (net/core/dev.c:11488)
[   49.656979][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   49.657175][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   49.657327][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   49.657521][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   49.657675][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   49.657862][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   49.658136][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.658288][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.658438][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   49.658621][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   49.658795][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   49.659048][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.659202][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.659420][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.659565][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.659675][  T166]  new_sync_write (fs/read_write.c:595)
[   49.659822][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.660050][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.660203][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.660350][  T166]  ? ksys_write (fs/read_write.c:740)
[   49.660502][  T166]  vfs_write (fs/read_write.c:688)
[   49.660625][  T166]  ksys_write (fs/read_write.c:740)
[   49.660793][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.661049][  T166]  ? 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)
[   49.661203][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.661355][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.661506][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.661655][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.661804][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.662060][  T166] RIP: 0033:0x7fd8e6c0c08e
[   49.662219][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.662759][  T166] RSP: 002b:00007ffe866f6e10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.663054][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   49.663325][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   49.663567][  T166] RBP: 00007ffe866f6e20 R08: 0000000000000000 R09: 0000000000000000
[   49.663789][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.664081][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   49.923675][ T2027] ------------[ cut here ]------------
| [   49.924030][ T2027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2027
| [   49.924529][ T2027] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.925621][ T2027] Tainted: [W]=WARN
[   49.925867][ T2027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.926223][ T2027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.926561][ T2027] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.927471][ T2027] RSP: 0018:ffa000000511f020 EFLAGS: 00010286
[   49.927797][ T2027] RAX: 00000000ffffffa6 RBX: ff1100000c8d24c0 RCX: 1ff4000000a23dca
[   49.928241][ T2027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2570
[   49.928649][ T2027] RBP: ff11000004c42000 R08: 1fe220000191a4af R09: ff11000011068b80
[   49.929047][ T2027] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   49.929439][ T2027] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.929849][ T2027] FS:  00007f34a63e4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   49.930350][ T2027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.930681][ T2027] CR2: 0000000023735988 CR3: 0000000010061004 CR4: 0000000000771ef0
[   49.931095][ T2027] PKRU: 55555554
[   49.931312][ T2027] Call Trace:
[   49.931551][ T2027]  <TASK>
[   49.931722][ T2027]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   49.932034][ T2027]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.932325][ T2027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.932546][ T2027]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.932838][ T2027]  __dev_notify_flags (net/core/dev.c:9787)
[   49.933149][ T2027]  ? netif_change_name (net/core/dev.c:1495)
[   49.933417][ T2027]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.933705][ T2027]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.933990][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.934291][ T2027]  ? 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))
[   49.934565][ T2027]  netif_change_flags (net/core/dev.c:9820)
[   49.934839][ T2027]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.935230][ T2027]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.935558][ T2027]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.935915][ T2027]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.936218][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.936502][ T2027]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.936785][ T2027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.937077][ T2027]  ? __kernel_text_address (kernel/extable.c:79)
[   49.937350][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.937653][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.937924][ T2027]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.938228][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.938501][ T2027]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.938770][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.939088][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.939360][ T2027]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.939641][ T2027]  ? __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)
[   49.939919][ T2027]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.940244][ T2027]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.940526][ T2027]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.940813][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.941134][ T2027]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.941410][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.941680][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.941951][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.942254][ T2027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.942521][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.942798][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.943130][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.943415][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.943686][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.943958][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.944256][ T2027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.944528][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.944800][ T2027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.945111][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.945386][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.945670][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.945948][ T2027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.946240][ T2027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.946512][ T2027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.946794][ T2027]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.947114][ T2027]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.947403][ T2027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.947675][ T2027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.947953][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.948256][ T2027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.948535][ T2027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.948830][ T2027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.949151][ T2027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.949433][ T2027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.949706][ T2027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.950039][ T2027]  ? move_addr_to_kernel (net/socket.c:258)
[   49.950322][ T2027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.950613][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.950893][ T2027]  ___sys_sendmsg (net/socket.c:2752)
[   49.951186][ T2027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.951507][ T2027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.951800][ T2027]  __sys_sendmsg (net/socket.c:2784)
[   49.952113][ T2027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.952378][ T2027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.952690][ T2027]  ? 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)
[   49.952949][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.953238][ T2027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.953496][ T2027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.953758][ T2027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.954074][ T2027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.954383][ T2027] RIP: 0033:0x7f34a661e08e
[   49.954657][ T2027] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.955479][ T2027] RSP: 002b:00007ffcfbedf800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.955877][ T2027] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34a661e08e
[   49.956268][ T2027] RDX: 0000000000000000 RSI: 00007ffcfbedf8b0 RDI: 0000000000000005
[   49.956634][ T2027] RBP: 00007ffcfbedf810 R08: 0000000000000000 R09: 0000000000000000
[   49.957009][ T2027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   49.957403][ T2027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfbedff70
| [   50.028639][ T2029] ------------[ cut here ]------------
| [   50.028938][ T2029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2029
| [   50.029455][ T2029] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.030451][ T2029] Tainted: [W]=WARN
[   50.030633][ T2029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.030925][ T2029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.031258][ T2029] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.032111][ T2029] RSP: 0018:ffa000000512ef70 EFLAGS: 00010286
[   50.032413][ T2029] RAX: 00000000ffffffa6 RBX: ff110000093a27c0 RCX: 1ff4000000a25db4
[   50.032759][ T2029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2870
[   50.033115][ T2029] RBP: ff11000004c42000 R08: 1fe220000127450f R09: ff1100000bde5180
[   50.033463][ T2029] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.033815][ T2029] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   50.034191][ T2029] FS:  00007f753bf17840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   50.034600][ T2029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.034900][ T2029] CR2: 0000000038386a28 CR3: 0000000011249001 CR4: 0000000000771ef0
[   50.035265][ T2029] PKRU: 55555554
[   50.035439][ T2029] Call Trace:
[   50.035613][ T2029]  <TASK>
[   50.035734][ T2029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.035985][ T2029]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.036248][ T2029]  notifier_call_chain (kernel/notifier.c:85)
[   50.036487][ T2029]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.036728][ T2029]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.037689][ T2029]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.037959][ T2029]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.038229][ T2029]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.038464][ T2029] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.038700][ T2029]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.038942][ T2029] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.039197][ T2029]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.039437][ T2029]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.039673][ T2029]  ? nla_strscpy (lib/nlattr.c:795)
[   50.039904][ T2029]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.040148][ T2029]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.040380][ T2029]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.040612][ T2029]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.040852][ T2029]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.041105][ T2029]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.041342][ T2029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.041576][ T2029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.041812][ T2029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.042053][ T2029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.042289][ T2029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.042530][ T2029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.042766][ T2029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.043008][ T2029]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.043247][ T2029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.043472][ T2029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.043697][ T2029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.043933][ T2029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.044177][ T2029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.044414][ T2029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.044646][ T2029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.044878][ T2029]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.045137][ T2029]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.045370][ T2029]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.045605][ T2029]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.045839][ T2029]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.046084][ T2029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.046319][ T2029]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.046552][ T2029]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.046790][ T2029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.047036][ T2029]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.047274][ T2029]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.047503][ T2029]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.047786][ T2029]  ? move_addr_to_kernel (net/socket.c:258)
[   50.048029][ T2029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.048269][ T2029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.048504][ T2029]  ___sys_sendmsg (net/socket.c:2752)
[   50.048733][ T2029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.049028][ T2029]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.049289][ T2029]  __sys_sendmsg (net/socket.c:2784)
[   50.049521][ T2029]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.049752][ T2029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.050063][ T2029]  ? 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)
[   50.050297][ T2029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.050531][ T2029]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.050762][ T2029]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.051036][ T2029]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.051271][ T2029]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.051562][ T2029] RIP: 0033:0x7f753c15108e
[   50.051809][ T2029] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.052648][ T2029] RSP: 002b:00007fff2d727240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.053002][ T2029] RAX: ffffffffffffffda RBX: 00007fff2d7279d8 RCX: 00007f753c15108e
[   50.053356][ T2029] RDX: 0000000000000000 RSI: 00007fff2d7272f0 RDI: 0000000000000005
[   50.053706][ T2029] RBP: 00007fff2d727250 R08: 0000000000000000 R09: 0000000000000000
[   50.054053][ T2029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.054405][ T2029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2d7279b0
| [   50.057200][ T2029] ------------[ cut here ]------------
| [   50.057427][ T2029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2029
| [   50.057880][ T2029] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.058828][ T2029] Tainted: [W]=WARN
[   50.059012][ T2029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.059319][ T2029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.059618][ T2029] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.060446][ T2029] RSP: 0018:ffa000000512efd0 EFLAGS: 00010286
[   50.060743][ T2029] RAX: 00000000ffffffa6 RBX: ff110000093a2c40 RCX: 1ff4000000a25dc0
[   50.061099][ T2029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2cf0
[   50.061442][ T2029] RBP: ff110000100aa000 R08: 1fe220000127459f R09: ff1100000bde5180
[   50.061779][ T2029] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.062138][ T2029] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100aae04
[   50.062488][ T2029] FS:  00007f753bf17840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   50.062895][ T2029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.063204][ T2029] CR2: 0000000038386a28 CR3: 0000000011249001 CR4: 0000000000771ef0
[   50.063559][ T2029] PKRU: 55555554
[   50.063737][ T2029] Call Trace:
[   50.063916][ T2029]  <TASK>
[   50.064049][ T2029]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.064287][ T2029]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.064469][ T2029]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.064712][ T2029]  __dev_notify_flags (net/core/dev.c:9787)
[   50.064951][ T2029]  ? netif_change_name (net/core/dev.c:1495)
[   50.065206][ T2029]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.065442][ T2029]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.065674][ T2029]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.065905][ T2029] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.066160][ T2029]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.066396][ T2029] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.066639][ T2029]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.066880][ T2029]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.067125][ T2029]  ? nla_strscpy (lib/nlattr.c:795)
[   50.067358][ T2029]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.067590][ T2029]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.067817][ T2029]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.068055][ T2029]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.068300][ T2029]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.068563][ T2029]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.068793][ T2029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.069033][ T2029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.069270][ T2029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.069502][ T2029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.069729][ T2029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.069981][ T2029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.070245][ T2029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.070477][ T2029]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.070703][ T2029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.070932][ T2029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.071176][ T2029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.071408][ T2029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.071635][ T2029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.072050][ T2029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.072285][ T2029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.072516][ T2029]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.072753][ T2029]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.073169][ T2029]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.073399][ T2029]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.073631][ T2029]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.073860][ T2029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.074106][ T2029]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.074337][ T2029]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.074567][ T2029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.074803][ T2029]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.075221][ T2029]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.075447][ T2029]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.075725][ T2029]  ? move_addr_to_kernel (net/socket.c:258)
[   50.075958][ T2029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.076377][ T2029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.076612][ T2029]  ___sys_sendmsg (net/socket.c:2752)
[   50.076838][ T2029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.077308][ T2029]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.077565][ T2029]  __sys_sendmsg (net/socket.c:2784)
[   50.077790][ T2029]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.078023][ T2029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.078493][ T2029]  ? 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)
[   50.078723][ T2029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.078955][ T2029]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.079199][ T2029]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.079602][ T2029]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.079831][ T2029]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.080125][ T2029] RIP: 0033:0x7f753c15108e
[   50.080367][ T2029] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.081378][ T2029] RSP: 002b:00007fff2d727240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.081889][ T2029] RAX: ffffffffffffffda RBX: 00007fff2d7279d8 RCX: 00007f753c15108e
[   50.082251][ T2029] RDX: 0000000000000000 RSI: 00007fff2d7272f0 RDI: 0000000000000005
[   50.082596][ T2029] RBP: 00007fff2d727250 R08: 0000000000000000 R09: 0000000000000000
[   50.083126][ T2029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.083470][ T2029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2d7279b0
| [   50.126846][ T2030] ------------[ cut here ]------------
| [   50.127288][ T2030] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2030
| [   50.127908][ T2030] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.129496][ T2030] Tainted: [W]=WARN
[   50.129828][ T2030] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.130178][ T2030] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.130499][ T2030] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.131297][ T2030] RSP: 0018:ffa000000513f020 EFLAGS: 00010286
[   50.131608][ T2030] RAX: 00000000ffffffa6 RBX: ff11000004aa64c0 RCX: 1ff4000000a27dca
[   50.131966][ T2030] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6570
[   50.132356][ T2030] RBP: ff110000100aa000 R08: 1fe2200000954caf R09: ff1100000bde0b58
[   50.132742][ T2030] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   50.133157][ T2030] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.133515][ T2030] FS:  00007fd1b09b2840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   50.133940][ T2030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.134271][ T2030] CR2: 00007fd1b0c821a0 CR3: 0000000011684001 CR4: 0000000000771ef0
[   50.134625][ T2030] PKRU: 55555554
[   50.134830][ T2030] Call Trace:
[   50.135056][ T2030]  <TASK>
[   50.135226][ T2030]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.135489][ T2030]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.135704][ T2030]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.136000][ T2030]  __dev_notify_flags (net/core/dev.c:9787)
[   50.136300][ T2030]  ? netif_change_name (net/core/dev.c:1495)
[   50.136573][ T2030]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.136828][ T2030]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.137109][ T2030]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.137375][ T2030]  ? 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))
[   50.137641][ T2030]  netif_change_flags (net/core/dev.c:9820)
[   50.137898][ T2030]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.138116][ T2030]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.138306][ T2030]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.138512][ T2030]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.138830][ T2030]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.139133][ T2030]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.139405][ T2030]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.139679][ T2030]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.139947][ T2030]  ? __kernel_text_address (kernel/extable.c:79)
[   50.140213][ T2030]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.140406][ T2030]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.140593][ T2030]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.140793][ T2030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.140995][ T2030]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.141222][ T2030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.141411][ T2030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.141599][ T2030]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.141788][ T2030]  ? __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)
[   50.142025][ T2030]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.142224][ T2030]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.142416][ T2030]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.142607][ T2030]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.142796][ T2030]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.142998][ T2030]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.143190][ T2030]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.143378][ T2030]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.143594][ T2030]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.143786][ T2030]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.144025][ T2030]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.144219][ T2030]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.144425][ T2030]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.144633][ T2030]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.144895][ T2030]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.145224][ T2030]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.145495][ T2030]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.145762][ T2030]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.146010][ T2030]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.146210][ T2030]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.146402][ T2030]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.146661][ T2030]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.146848][ T2030]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.147051][ T2030]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.147250][ T2030]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.147440][ T2030]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.147629][ T2030]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.147818][ T2030]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.148018][ T2030]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.148221][ T2030]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.148408][ T2030]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.148597][ T2030]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.148789][ T2030]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.148993][ T2030]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.149186][ T2030]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.149405][ T2030]  ? move_addr_to_kernel (net/socket.c:258)
[   50.149595][ T2030]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.149786][ T2030]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.149987][ T2030]  ___sys_sendmsg (net/socket.c:2752)
[   50.150176][ T2030]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.150397][ T2030]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.150691][ T2030]  __sys_sendmsg (net/socket.c:2784)
[   50.150996][ T2030]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.151216][ T2030]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.151443][ T2030]  ? 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)
[   50.151629][ T2030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.151815][ T2030]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.152016][ T2030]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.152216][ T2030]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.152454][ T2030]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.152724][ T2030] RIP: 0033:0x7fd1b0bec08e
[   50.152925][ T2030] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.153483][ T2030] RSP: 002b:00007ffee5a65e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.153742][ T2030] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd1b0bec08e
[   50.154014][ T2030] RDX: 0000000000000000 RSI: 00007ffee5a65f30 RDI: 0000000000000005
[   50.154367][ T2030] RBP: 00007ffee5a65e90 R08: 0000000000000000 R09: 0000000000000000
[   50.154619][ T2030] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.154960][ T2030] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee5a665f0
| [   50.242930][ T2037] ------------[ cut here ]------------
| [   50.244087][ T2037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2037
| [   50.244824][ T2037] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.245601][ T2037] Tainted: [W]=WARN
[   50.245762][ T2037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.246012][ T2037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.246287][ T2037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.246876][ T2037] RSP: 0018:ffa000000510ef70 EFLAGS: 00010286
[   50.247130][ T2037] RAX: 00000000ffffffa6 RBX: ff1100000c457840 RCX: 1ff4000000a21db4
[   50.247398][ T2037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4578f0
[   50.247682][ T2037] RBP: ff11000004c42000 R08: 1fe220000188af1f R09: ff1100000ce55180
[   50.247946][ T2037] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.248232][ T2037] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   50.248516][ T2037] FS:  00007f0397f09840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   50.248823][ T2037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.249075][ T2037] CR2: 000000002ae8ba28 CR3: 000000000bd45005 CR4: 0000000000771ef0
[   50.249345][ T2037] PKRU: 55555554
[   50.249503][ T2037] Call Trace:
[   50.249674][ T2037]  <TASK>
[   50.249856][ T2037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.250154][ T2037]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.250433][ T2037]  notifier_call_chain (kernel/notifier.c:85)
[   50.250714][ T2037]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.250928][ T2037]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.251168][ T2037]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.251366][ T2037]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.251564][ T2037]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.251760][ T2037] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.251997][ T2037]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.252207][ T2037] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.252411][ T2037]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.252612][ T2037]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.252809][ T2037]  ? nla_strscpy (lib/nlattr.c:795)
[   50.253035][ T2037]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.253243][ T2037]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.253446][ T2037]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.253655][ T2037]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.253856][ T2037]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.254074][ T2037]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.254271][ T2037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.254466][ T2037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.254667][ T2037]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.254864][ T2037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.255086][ T2037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.255302][ T2037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.255505][ T2037]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.255723][ T2037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.255925][ T2037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.256156][ T2037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.256353][ T2037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.256555][ T2037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.256752][ T2037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.256949][ T2037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.257188][ T2037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.257396][ T2037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.257615][ T2037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.257832][ T2037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.258055][ T2037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.258262][ T2037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.258459][ T2037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.258656][ T2037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.258851][ T2037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.259066][ T2037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.259268][ T2037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.259468][ T2037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.259673][ T2037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.259930][ T2037]  ? move_addr_to_kernel (net/socket.c:258)
[   50.260169][ T2037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.260371][ T2037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.260568][ T2037]  ___sys_sendmsg (net/socket.c:2752)
[   50.260764][ T2037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.261026][ T2037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.261250][ T2037]  __sys_sendmsg (net/socket.c:2784)
[   50.261449][ T2037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.261645][ T2037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.261882][ T2037]  ? 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)
[   50.262103][ T2037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.262300][ T2037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.262498][ T2037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.262697][ T2037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.262894][ T2037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.263151][ T2037] RIP: 0033:0x7f039814308e
[   50.263393][ T2037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.263993][ T2037] RSP: 002b:00007ffceafc1710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.264275][ T2037] RAX: ffffffffffffffda RBX: 00007ffceafc1ea8 RCX: 00007f039814308e
[   50.264544][ T2037] RDX: 0000000000000000 RSI: 00007ffceafc17c0 RDI: 0000000000000005
[   50.264814][ T2037] RBP: 00007ffceafc1720 R08: 0000000000000000 R09: 0000000000000000
[   50.265149][ T2037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.265472][ T2037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceafc1e80
| [   50.268245][ T2037] ------------[ cut here ]------------
| [   50.268471][ T2037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2037
| [   50.268896][ T2037] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.270265][ T2037] Tainted: [W]=WARN
[   50.270424][ T2037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.270718][ T2037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.271034][ T2037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.271883][ T2037] RSP: 0018:ffa000000510efd0 EFLAGS: 00010286
[   50.272164][ T2037] RAX: 00000000ffffffa6 RBX: ff1100000b5416c0 RCX: 1ff4000000a21dc0
[   50.272464][ T2037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b541770
[   50.272766][ T2037] RBP: ff11000011272000 R08: 1fe22000016a82ef R09: ff1100000ce55180
[   50.273106][ T2037] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.273405][ T2037] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011272e04
[   50.273694][ T2037] FS:  00007f0397f09840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   50.274040][ T2037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.274321][ T2037] CR2: 00005576c1e316c0 CR3: 000000000bd45002 CR4: 0000000000771ef0
[   50.274650][ T2037] PKRU: 55555554
[   50.274813][ T2037] Call Trace:
[   50.274980][ T2037]  <TASK>
[   50.275106][ T2037]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.275326][ T2037]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.275488][ T2037]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.275726][ T2037]  __dev_notify_flags (net/core/dev.c:9787)
[   50.275965][ T2037]  ? netif_change_name (net/core/dev.c:1495)
[   50.276218][ T2037]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.276454][ T2037]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.276685][ T2037]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.276897][ T2037] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.277133][ T2037]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.277371][ T2037] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.277596][ T2037]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.277805][ T2037]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.278014][ T2037]  ? nla_strscpy (lib/nlattr.c:795)
[   50.278266][ T2037]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.278475][ T2037]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.278672][ T2037]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.278884][ T2037]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.279120][ T2037]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.279345][ T2037]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.279538][ T2037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.279746][ T2037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.279957][ T2037]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.280259][ T2037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.280493][ T2037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.280752][ T2037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.280997][ T2037]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.281227][ T2037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.281470][ T2037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.281676][ T2037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.281873][ T2037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.282112][ T2037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.282315][ T2037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.282531][ T2037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.282770][ T2037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.282976][ T2037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.283189][ T2037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.283383][ T2037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.283601][ T2037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.283829][ T2037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.284031][ T2037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.284229][ T2037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.284425][ T2037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.284615][ T2037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.284816][ T2037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.285038][ T2037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.285268][ T2037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.285520][ T2037]  ? move_addr_to_kernel (net/socket.c:258)
[   50.285725][ T2037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.285952][ T2037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.286246][ T2037]  ___sys_sendmsg (net/socket.c:2752)
[   50.286476][ T2037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.286805][ T2037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.287036][ T2037]  __sys_sendmsg (net/socket.c:2784)
[   50.287240][ T2037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.287440][ T2037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.287681][ T2037]  ? 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)
[   50.287881][ T2037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.288112][ T2037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.288304][ T2037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.288503][ T2037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.288715][ T2037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.288992][ T2037] RIP: 0033:0x7f039814308e
[   50.289203][ T2037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.289923][ T2037] RSP: 002b:00007ffceafc1710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.290230][ T2037] RAX: ffffffffffffffda RBX: 00007ffceafc1ea8 RCX: 00007f039814308e
[   50.290562][ T2037] RDX: 0000000000000000 RSI: 00007ffceafc17c0 RDI: 0000000000000005
[   50.290878][ T2037] RBP: 00007ffceafc1720 R08: 0000000000000000 R09: 0000000000000000
[   50.291238][ T2037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.291589][ T2037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceafc1e80
| [   50.344496][ T2038] ------------[ cut here ]------------
| [   50.344758][ T2038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2038
| [   50.345211][ T2038] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.346143][ T2038] Tainted: [W]=WARN
[   50.346308][ T2038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.346579][ T2038] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.346860][ T2038] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.347746][ T2038] RSP: 0018:ffa000000519f020 EFLAGS: 00010286
[   50.348123][ T2038] RAX: 00000000ffffffa6 RBX: ff11000005e30040 RCX: 1ff4000000a33dca
[   50.348585][ T2038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e300f0
[   50.348931][ T2038] RBP: ff11000011272000 R08: 1fe2200000bc601f R09: ff1100000c510b58
[   50.349380][ T2038] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   50.349709][ T2038] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.350035][ T2038] FS:  00007f43657a1840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   50.350427][ T2038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.350691][ T2038] CR2: 00007f4365a711a0 CR3: 000000000bd41003 CR4: 0000000000771ef0
[   50.351018][ T2038] PKRU: 55555554
[   50.351183][ T2038] Call Trace:
[   50.351341][ T2038]  <TASK>
[   50.351453][ T2038]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.351686][ T2038]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.351845][ T2038]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.352072][ T2038]  __dev_notify_flags (net/core/dev.c:9787)
[   50.352287][ T2038]  ? netif_change_name (net/core/dev.c:1495)
[   50.352498][ T2038]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.352706][ T2038]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.352912][ T2038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.353152][ T2038]  ? 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))
[   50.353372][ T2038]  netif_change_flags (net/core/dev.c:9820)
[   50.353586][ T2038]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.353795][ T2038]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.354023][ T2038]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.354241][ T2038]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.354505][ T2038]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.354721][ T2038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.354928][ T2038]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.355152][ T2038]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.355366][ T2038]  ? __kernel_text_address (kernel/extable.c:79)
[   50.355580][ T2038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.355791][ T2038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.356007][ T2038]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.356231][ T2038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.356443][ T2038]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.356653][ T2038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.356862][ T2038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.357085][ T2038]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.357292][ T2038]  ? __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)
[   50.357497][ T2038]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.357709][ T2038]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.357928][ T2038]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.358160][ T2038]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.358376][ T2038]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.358593][ T2038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.358802][ T2038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.359025][ T2038]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.359237][ T2038]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.359441][ T2038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.359659][ T2038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.359875][ T2038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.360103][ T2038]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.360316][ T2038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.360533][ T2038]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.360747][ T2038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.360959][ T2038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.361179][ T2038]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.361391][ T2038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.361626][ T2038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.361838][ T2038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.362073][ T2038]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.362282][ T2038]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.362491][ T2038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.362714][ T2038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.362927][ T2038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.363155][ T2038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.363368][ T2038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.363583][ T2038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.363798][ T2038]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.364023][ T2038]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.364251][ T2038]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.364467][ T2038]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.364686][ T2038]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.364896][ T2038]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.365175][ T2038]  ? move_addr_to_kernel (net/socket.c:258)
[   50.365391][ T2038]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.365600][ T2038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.365812][ T2038]  ___sys_sendmsg (net/socket.c:2752)
[   50.366028][ T2038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.366369][ T2038]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.366606][ T2038]  __sys_sendmsg (net/socket.c:2784)
[   50.366817][ T2038]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.367042][ T2038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.367317][ T2038]  ? 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)
[   50.367530][ T2038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.367735][ T2038]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.367946][ T2038]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.368164][ T2038]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.368377][ T2038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.368648][ T2038] RIP: 0033:0x7f43659db08e
[   50.368873][ T2038] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.369635][ T2038] RSP: 002b:00007ffed92ff4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.369944][ T2038] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43659db08e
[   50.370278][ T2038] RDX: 0000000000000000 RSI: 00007ffed92ff550 RDI: 0000000000000005
[   50.370597][ T2038] RBP: 00007ffed92ff4b0 R08: 0000000000000000 R09: 0000000000000000
[   50.370914][ T2038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.371240][ T2038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed92ffc10
| [   50.515805][ T2049] ------------[ cut here ]------------
| [   50.516034][ T2049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2049
| [   50.516373][ T2049] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.517033][ T2049] Tainted: [W]=WARN
[   50.517175][ T2049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.517363][ T2049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.517560][ T2049] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.518107][ T2049] RSP: 0018:ffa00000051bef70 EFLAGS: 00010286
[   50.518297][ T2049] RAX: 00000000ffffffa6 RBX: ff110000090a8340 RCX: 1ff4000000a37db4
[   50.518528][ T2049] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a83f0
[   50.518766][ T2049] RBP: ff11000004c42000 R08: 1fe220000121507f R09: ff110000106c5180
[   50.519009][ T2049] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   50.519246][ T2049] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.519472][ T2049] FS:  00007fabb44ad840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   50.519759][ T2049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.519949][ T2049] CR2: 0000561b0775d620 CR3: 000000000f320002 CR4: 0000000000771ef0
[   50.520184][ T2049] PKRU: 55555554
[   50.520298][ T2049] Call Trace:
[   50.520410][ T2049]  <TASK>
[   50.520496][ T2049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.520656][ T2049]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.520806][ T2049]  notifier_call_chain (kernel/notifier.c:85)
[   50.520957][ T2049]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.521117][ T2049]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.521267][ T2049]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.521416][ T2049]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.521570][ T2049]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.521720][ T2049] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.521877][ T2049]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.522042][ T2049] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.522231][ T2049]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.522382][ T2049]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.522529][ T2049]  ? nla_strscpy (lib/nlattr.c:795)
[   50.522681][ T2049]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.522831][ T2049]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.522985][ T2049]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.523159][ T2049]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.523311][ T2049]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.523465][ T2049]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.523619][ T2049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.523772][ T2049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.523930][ T2049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.524098][ T2049]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.524257][ T2049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.524412][ T2049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.524565][ T2049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.524722][ T2049]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.524874][ T2049]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.525030][ T2049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.525194][ T2049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.525345][ T2049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.525491][ T2049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.525640][ T2049]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.525789][ T2049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.525938][ T2049]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.526100][ T2049]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.526248][ T2049]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.526403][ T2049]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.526552][ T2049]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.526699][ T2049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.526846][ T2049]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.526999][ T2049]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.527150][ T2049]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.527299][ T2049]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.527446][ T2049]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.527596][ T2049]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.527779][ T2049]  ? move_addr_to_kernel (net/socket.c:258)
[   50.527928][ T2049]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.528100][ T2049]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.528255][ T2049]  ___sys_sendmsg (net/socket.c:2752)
[   50.528401][ T2049]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.528586][ T2049]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.528745][ T2049]  __sys_sendmsg (net/socket.c:2784)
[   50.528891][ T2049]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.529043][ T2049]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.529241][ T2049]  ? 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)
[   50.529456][ T2049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.529626][ T2049]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.529773][ T2049]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.529934][ T2049]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.530135][ T2049]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.530317][ T2049] RIP: 0033:0x7fabb46e708e
[   50.530476][ T2049] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.531007][ T2049] RSP: 002b:00007fffe1926d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.531238][ T2049] RAX: ffffffffffffffda RBX: 00007fffe19274a8 RCX: 00007fabb46e708e
[   50.531460][ T2049] RDX: 0000000000000000 RSI: 00007fffe1926dc0 RDI: 0000000000000005
[   50.531682][ T2049] RBP: 00007fffe1926d20 R08: 0000000000000000 R09: 0000000000000000
[   50.531901][ T2049] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.532132][ T2049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe1927480
| [   50.533894][ T2049] ------------[ cut here ]------------
| [   50.534047][ T2049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2049
| [   50.534342][ T2049] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.534955][ T2049] Tainted: [W]=WARN
[   50.535124][ T2049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.535382][ T2049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.535578][ T2049] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.536182][ T2049] RSP: 0018:ffa00000051befd0 EFLAGS: 00010286
[   50.536434][ T2049] RAX: 00000000ffffffa6 RBX: ff110000090a8040 RCX: 1ff4000000a37dc0
[   50.536658][ T2049] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a80f0
[   50.536889][ T2049] RBP: ff1100000cbaa000 R08: 1fe220000121501f R09: ff110000106c5180
[   50.537121][ T2049] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   50.537409][ T2049] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   50.537655][ T2049] FS:  00007fabb44ad840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   50.538002][ T2049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.538195][ T2049] CR2: 0000561b0775d620 CR3: 000000000f320002 CR4: 0000000000771ef0
[   50.538429][ T2049] PKRU: 55555554
[   50.538543][ T2049] Call Trace:
[   50.538655][ T2049]  <TASK>
[   50.538732][ T2049]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.538886][ T2049]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.539005][ T2049]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.539158][ T2049]  __dev_notify_flags (net/core/dev.c:9787)
[   50.539305][ T2049]  ? netif_change_name (net/core/dev.c:1495)
[   50.539456][ T2049]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.539602][ T2049]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.539749][ T2049]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.539902][ T2049] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.540065][ T2049]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.540222][ T2049] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.540376][ T2049]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.540527][ T2049]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.540675][ T2049]  ? nla_strscpy (lib/nlattr.c:795)
[   50.540824][ T2049]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.540979][ T2049]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.541134][ T2049]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.541278][ T2049]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.541431][ T2049]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.541586][ T2049]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.541733][ T2049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.541880][ T2049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.542032][ T2049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.542183][ T2049]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.542328][ T2049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.542479][ T2049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.542629][ T2049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.542775][ T2049]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.542925][ T2049]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.543091][ T2049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.543238][ T2049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.543390][ T2049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.543535][ T2049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.543686][ T2049]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.543837][ T2049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.543993][ T2049]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.544155][ T2049]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.544300][ T2049]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.544449][ T2049]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.544599][ T2049]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.544743][ T2049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.544924][ T2049]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.545137][ T2049]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.545282][ T2049]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.545436][ T2049]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.545602][ T2049]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.545749][ T2049]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.545931][ T2049]  ? move_addr_to_kernel (net/socket.c:258)
[   50.546104][ T2049]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.546264][ T2049]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.546414][ T2049]  ___sys_sendmsg (net/socket.c:2752)
[   50.546563][ T2049]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.546752][ T2049]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.546918][ T2049]  __sys_sendmsg (net/socket.c:2784)
[   50.547091][ T2049]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.547244][ T2049]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.547435][ T2049]  ? 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)
[   50.547583][ T2049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.547732][ T2049]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.547991][ T2049]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.548144][ T2049]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.548290][ T2049]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.548480][ T2049] RIP: 0033:0x7fabb46e708e
[   50.548810][ T2049] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.549533][ T2049] RSP: 002b:00007fffe1926d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.549764][ T2049] RAX: ffffffffffffffda RBX: 00007fffe19274a8 RCX: 00007fabb46e708e
[   50.549998][ T2049] RDX: 0000000000000000 RSI: 00007fffe1926dc0 RDI: 0000000000000005
[   50.550330][ T2049] RBP: 00007fffe1926d20 R08: 0000000000000000 R09: 0000000000000000
[   50.550552][ T2049] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.550775][ T2049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe1927480
| [   50.598638][ T2050] ------------[ cut here ]------------
| [   50.598905][ T2050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2050
| [   50.599690][ T2050] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.600619][ T2050] Tainted: [W]=WARN
[   50.600789][ T2050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.601098][ T2050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.601395][ T2050] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.602185][ T2050] RSP: 0018:ffa00000051df020 EFLAGS: 00010286
[   50.602478][ T2050] RAX: 00000000ffffffa6 RBX: ff11000008b53b40 RCX: 1ff4000000a3bdca
[   50.602798][ T2050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b53bf0
[   50.603140][ T2050] RBP: ff1100000cbaa000 R08: 1fe220000116a77f R09: ff11000011038b58
[   50.603479][ T2050] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   50.603812][ T2050] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.604155][ T2050] FS:  00007f1bc0254840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   50.604537][ T2050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.604812][ T2050] CR2: 0000000020310988 CR3: 0000000011249001 CR4: 0000000000771ef0
[   50.605158][ T2050] PKRU: 55555554
[   50.605317][ T2050] Call Trace:
[   50.605487][ T2050]  <TASK>
[   50.605606][ T2050]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.605835][ T2050]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.606015][ T2050]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.606248][ T2050]  __dev_notify_flags (net/core/dev.c:9787)
[   50.606472][ T2050]  ? netif_change_name (net/core/dev.c:1495)
[   50.606687][ T2050]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.606901][ T2050]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.607130][ T2050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.607360][ T2050]  ? 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))
[   50.607585][ T2050]  netif_change_flags (net/core/dev.c:9820)
[   50.607809][ T2050]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.608038][ T2050]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.608261][ T2050]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.608480][ T2050]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.608753][ T2050]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.608988][ T2050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.609212][ T2050]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.609427][ T2050]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.609642][ T2050]  ? __kernel_text_address (kernel/extable.c:79)
[   50.609865][ T2050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.610104][ T2050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.610353][ T2050]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.610575][ T2050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.610787][ T2050]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.611019][ T2050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.611244][ T2050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.611458][ T2050]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.611677][ T2050]  ? __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)
[   50.611890][ T2050]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.612123][ T2050]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.612346][ T2050]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.612569][ T2050]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.612802][ T2050]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.612997][ T2050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.613212][ T2050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.613429][ T2050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.613651][ T2050]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.613869][ T2050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.614126][ T2050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.614349][ T2050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.614570][ T2050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.614799][ T2050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.615039][ T2050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.615283][ T2050]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.615507][ T2050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.615732][ T2050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.615957][ T2050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.616203][ T2050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.616420][ T2050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.616642][ T2050]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.616871][ T2050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.617095][ T2050]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.617310][ T2050]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.617514][ T2050]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.617726][ T2050]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.617940][ T2050]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.618164][ T2050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.618386][ T2050]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.618610][ T2050]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.618828][ T2050]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.619067][ T2050]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.619274][ T2050]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.619488][ T2050]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.619763][ T2050]  ? move_addr_to_kernel (net/socket.c:258)
[   50.619992][ T2050]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.620221][ T2050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.620439][ T2050]  ___sys_sendmsg (net/socket.c:2752)
[   50.620660][ T2050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.620932][ T2050]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.621182][ T2050]  __sys_sendmsg (net/socket.c:2784)
[   50.621399][ T2050]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.621620][ T2050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.621899][ T2050]  ? 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)
[   50.622134][ T2050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.622350][ T2050]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.622565][ T2050]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.622797][ T2050]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.623028][ T2050]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.623308][ T2050] RIP: 0033:0x7f1bc048e08e
[   50.623540][ T2050] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.624358][ T2050] RSP: 002b:00007ffdb049a7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.624706][ T2050] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1bc048e08e
[   50.625041][ T2050] RDX: 0000000000000000 RSI: 00007ffdb049a890 RDI: 0000000000000005
[   50.625554][ T2050] RBP: 00007ffdb049a7f0 R08: 0000000000000000 R09: 0000000000000000
[   50.626093][ T2050] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9d
[   50.627382][ T2050] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb049af50
| [   50.800709][ T2065] ------------[ cut here ]------------
| [   50.800985][ T2065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2065
| [   50.801450][ T2065] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.803245][ T2065] Tainted: [W]=WARN
[   50.803420][ T2065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.803697][ T2065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.803989][ T2065] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.804796][ T2065] RSP: 0018:ffa000000527ef70 EFLAGS: 00010286
[   50.805090][ T2065] RAX: 00000000ffffffa6 RBX: ff110000107ea1c0 RCX: 1ff4000000a4fdb4
[   50.805420][ T2065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea270
[   50.805765][ T2065] RBP: ff11000004c42000 R08: 1fe22000020fd44f R09: ff110000112b2e80
[   50.806120][ T2065] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   50.806446][ T2065] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   50.806780][ T2065] FS:  00007f60f918f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   50.807177][ T2065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.807464][ T2065] CR2: 00000000181faa28 CR3: 00000000110db001 CR4: 0000000000771ef0
[   50.807799][ T2065] PKRU: 55555554
[   50.807966][ T2065] Call Trace:
[   50.808147][ T2065]  <TASK>
[   50.808268][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.808496][ T2065]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.808726][ T2065]  notifier_call_chain (kernel/notifier.c:85)
[   50.808956][ T2065]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.809195][ T2065]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.809432][ T2065]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.809657][ T2065]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.809886][ T2065]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.810140][ T2065] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.810396][ T2065]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.810631][ T2065] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.810866][ T2065]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.811104][ T2065]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.811337][ T2065]  ? nla_strscpy (lib/nlattr.c:795)
[   50.811568][ T2065]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.811792][ T2065]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.812026][ T2065]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.812253][ T2065]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.812491][ T2065]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.812714][ T2065]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.812932][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.813163][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.813382][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.813603][ T2065]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.813825][ T2065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.814072][ T2065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.814297][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.814517][ T2065]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.814741][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.815016][ T2065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.815244][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.815470][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.815707][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.815938][ T2065]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.816214][ T2065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.816454][ T2065]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.816681][ T2065]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.816902][ T2065]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.817140][ T2065]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.817354][ T2065]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.817566][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.817784][ T2065]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.818011][ T2065]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.818241][ T2065]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.818470][ T2065]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.818690][ T2065]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.818906][ T2065]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.819181][ T2065]  ? move_addr_to_kernel (net/socket.c:258)
[   50.819395][ T2065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.819611][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.819829][ T2065]  ___sys_sendmsg (net/socket.c:2752)
[   50.820047][ T2065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.820321][ T2065]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.820558][ T2065]  __sys_sendmsg (net/socket.c:2784)
[   50.820772][ T2065]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.820989][ T2065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.821264][ T2065]  ? 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)
[   50.821474][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.821693][ T2065]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.821912][ T2065]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.822141][ T2065]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.822363][ T2065]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.822635][ T2065] RIP: 0033:0x7f60f93c908e
[   50.822867][ T2065] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.823687][ T2065] RSP: 002b:00007ffe4feee8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.824029][ T2065] RAX: ffffffffffffffda RBX: 00007ffe4feef048 RCX: 00007f60f93c908e
[   50.824359][ T2065] RDX: 0000000000000000 RSI: 00007ffe4feee960 RDI: 0000000000000005
[   50.824684][ T2065] RBP: 00007ffe4feee8c0 R08: 0000000000000000 R09: 0000000000000000
[   50.825021][ T2065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   50.825350][ T2065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4feef020
| [   50.828071][ T2065] ------------[ cut here ]------------
| [   50.828330][ T2065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2065
| [   50.828789][ T2065] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.829773][ T2065] Tainted: [W]=WARN
[   50.829952][ T2065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.830262][ T2065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.830572][ T2065] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.831415][ T2065] RSP: 0018:ffa000000527efd0 EFLAGS: 00010286
[   50.831717][ T2065] RAX: 00000000ffffffa6 RBX: ff11000008b53840 RCX: 1ff4000000a4fdc0
[   50.832092][ T2065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b538f0
[   50.832466][ T2065] RBP: ff1100000cc1a000 R08: 1fe220000116a71f R09: ff110000112b2e80
[   50.832814][ T2065] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.833176][ T2065] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   50.833530][ T2065] FS:  00007f60f918f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   50.833942][ T2065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.834252][ T2065] CR2: 00005576c1e316c0 CR3: 00000000110db005 CR4: 0000000000771ef0
[   50.834604][ T2065] PKRU: 55555554
[   50.834791][ T2065] Call Trace:
[   50.834982][ T2065]  <TASK>
[   50.835113][ T2065]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.835359][ T2065]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.835537][ T2065]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.835768][ T2065]  __dev_notify_flags (net/core/dev.c:9787)
[   50.836020][ T2065]  ? netif_change_name (net/core/dev.c:1495)
[   50.836264][ T2065]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.836505][ T2065]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.836744][ T2065]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.836993][ T2065] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.837246][ T2065]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.837496][ T2065] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.837743][ T2065]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.837997][ T2065]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.838243][ T2065]  ? nla_strscpy (lib/nlattr.c:795)
[   50.838485][ T2065]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.838725][ T2065]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.838963][ T2065]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.839215][ T2065]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.839464][ T2065]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.839708][ T2065]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.839956][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.840217][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.840474][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.840704][ T2065]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.840939][ T2065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.841200][ T2065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.841442][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.841679][ T2065]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.841914][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.842163][ T2065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.842397][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.842633][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.842861][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.843110][ T2065]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.843339][ T2065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.843575][ T2065]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.843814][ T2065]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.844055][ T2065]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.844295][ T2065]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.844533][ T2065]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.844768][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.845019][ T2065]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.845263][ T2065]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.845498][ T2065]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.845731][ T2065]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.845962][ T2065]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.846218][ T2065]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.846506][ T2065]  ? move_addr_to_kernel (net/socket.c:258)
[   50.846744][ T2065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.846990][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.847231][ T2065]  ___sys_sendmsg (net/socket.c:2752)
[   50.847462][ T2065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.847748][ T2065]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.848016][ T2065]  __sys_sendmsg (net/socket.c:2784)
[   50.848252][ T2065]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.848489][ T2065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.848794][ T2065]  ? 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)
[   50.849044][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.849287][ T2065]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.849524][ T2065]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.849758][ T2065]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.849998][ T2065]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.850292][ T2065] RIP: 0033:0x7f60f93c908e
[   50.850542][ T2065] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.851393][ T2065] RSP: 002b:00007ffe4feee8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.851764][ T2065] RAX: ffffffffffffffda RBX: 00007ffe4feef048 RCX: 00007f60f93c908e
[   50.852133][ T2065] RDX: 0000000000000000 RSI: 00007ffe4feee960 RDI: 0000000000000005
[   50.852486][ T2065] RBP: 00007ffe4feee8c0 R08: 0000000000000000 R09: 0000000000000000
[   50.852838][ T2065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   50.853204][ T2065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4feef020
| [   50.887853][ T2066] ------------[ cut here ]------------
| [   50.888052][ T2066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2066
| [   50.888374][ T2066] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.889986][ T2066] Tainted: [W]=WARN
[   50.890125][ T2066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.890301][ T2066] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.890490][ T2066] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.890999][ T2066] RSP: 0018:ffa000000505f020 EFLAGS: 00010286
[   50.891262][ T2066] RAX: 00000000ffffffa6 RBX: ff1100000c6104c0 RCX: 1ff4000000a0bdca
[   50.891488][ T2066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610570
[   50.891704][ T2066] RBP: ff1100000cc1a000 R08: 1fe22000018c20af R09: ff110000112b5158
[   50.891909][ T2066] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   50.892126][ T2066] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.892339][ T2066] FS:  00007f5126087840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   50.892589][ T2066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.892773][ T2066] CR2: 0000000005523988 CR3: 000000001169e004 CR4: 0000000000771ef0
[   50.893027][ T2066] PKRU: 55555554
[   50.893185][ T2066] Call Trace:
[   50.893338][ T2066]  <TASK>
[   50.893449][ T2066]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.893673][ T2066]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.893834][ T2066]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.893999][ T2066]  __dev_notify_flags (net/core/dev.c:9787)
[   50.894147][ T2066]  ? netif_change_name (net/core/dev.c:1495)
[   50.894283][ T2066]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.894420][ T2066]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.894556][ T2066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.894696][ T2066]  ? 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))
[   50.894837][ T2066]  netif_change_flags (net/core/dev.c:9820)
[   50.894981][ T2066]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.895137][ T2066]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.895278][ T2066]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.895417][ T2066]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.895589][ T2066]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.895728][ T2066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.895864][ T2066]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.896013][ T2066]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.896231][ T2066]  ? __kernel_text_address (kernel/extable.c:79)
[   50.896439][ T2066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.896653][ T2066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.896858][ T2066]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.897041][ T2066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.897190][ T2066]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.897333][ T2066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.897470][ T2066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.897615][ T2066]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.897753][ T2066]  ? __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)
[   50.897894][ T2066]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.898039][ T2066]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.898185][ T2066]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.898326][ T2066]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.898470][ T2066]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.898608][ T2066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.898745][ T2066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.898887][ T2066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.899029][ T2066]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.899172][ T2066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.899315][ T2066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.899456][ T2066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.899597][ T2066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.899736][ T2066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.899873][ T2066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.900015][ T2066]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.900160][ T2066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.900304][ T2066]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.900443][ T2066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.900585][ T2066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.900726][ T2066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.900868][ T2066]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.901011][ T2066]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.901156][ T2066]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.901297][ T2066]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.901435][ T2066]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.901577][ T2066]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.901716][ T2066]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.901854][ T2066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.902000][ T2066]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.902146][ T2066]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.902282][ T2066]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.902429][ T2066]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.902572][ T2066]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.902729][ T2066]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.902903][ T2066]  ? move_addr_to_kernel (net/socket.c:258)
[   50.903053][ T2066]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.903200][ T2066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.903343][ T2066]  ___sys_sendmsg (net/socket.c:2752)
[   50.903482][ T2066]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.903655][ T2066]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.903809][ T2066]  __sys_sendmsg (net/socket.c:2784)
[   50.903945][ T2066]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.904095][ T2066]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.904275][ T2066]  ? 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)
[   50.904413][ T2066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.904551][ T2066]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.904688][ T2066]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.904824][ T2066]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.904964][ T2066]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.905188][ T2066] RIP: 0033:0x7f51262c108e
[   50.905334][ T2066] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.905839][ T2066] RSP: 002b:00007ffd33122360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.906069][ T2066] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51262c108e
[   50.906286][ T2066] RDX: 0000000000000000 RSI: 00007ffd33122410 RDI: 0000000000000005
[   50.906503][ T2066] RBP: 00007ffd33122370 R08: 0000000000000000 R09: 0000000000000000
[   50.906713][ T2066] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   50.906925][ T2066] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd33122ad0
| [   51.087778][ T2080] ------------[ cut here ]------------
| [   51.087990][ T2080] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2080
| [   51.088294][ T2080] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.088907][ T2080] Tainted: [W]=WARN
[   51.089023][ T2080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.089215][ T2080] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.089406][ T2080] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.089930][ T2080] RSP: 0018:ffa000000533ef70 EFLAGS: 00010286
[   51.090131][ T2080] RAX: 00000000ffffffa6 RBX: ff11000004aa7240 RCX: 1ff4000000a67db4
[   51.090352][ T2080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa72f0
[   51.090580][ T2080] RBP: ff11000004c42000 R08: 1fe2200000954e5f R09: ff11000004f5ae80
[   51.090842][ T2080] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   51.091087][ T2080] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   51.091330][ T2080] FS:  00007f04bf9b2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   51.091611][ T2080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.091806][ T2080] CR2: 00007f04bfc821a0 CR3: 000000000f33a006 CR4: 0000000000771ef0
[   51.092056][ T2080] PKRU: 55555554
[   51.092179][ T2080] Call Trace:
[   51.092299][ T2080]  <TASK>
[   51.092379][ T2080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.092536][ T2080]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   51.092687][ T2080]  notifier_call_chain (kernel/notifier.c:85)
[   51.092842][ T2080]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   51.092996][ T2080]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   51.093153][ T2080]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   51.093301][ T2080]  netdev_upper_dev_link (net/core/dev.c:8972)
[   51.093447][ T2080]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   51.093597][ T2080] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   51.093754][ T2080]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   51.093905][ T2080] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   51.094058][ T2080]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   51.094221][ T2080]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   51.094381][ T2080]  ? nla_strscpy (lib/nlattr.c:795)
[   51.094536][ T2080]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.094687][ T2080]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.094832][ T2080]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.094985][ T2080]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.095144][ T2080]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.095295][ T2080]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.095448][ T2080]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.095597][ T2080]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.095744][ T2080]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.095888][ T2080]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.096039][ T2080]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.096207][ T2080]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.096355][ T2080]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.096505][ T2080]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.096652][ T2080]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.096801][ T2080]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.096945][ T2080]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.097101][ T2080]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.097247][ T2080]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.097399][ T2080]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.097547][ T2080]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.097696][ T2080]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.097846][ T2080]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.097997][ T2080]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.098155][ T2080]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.098303][ T2080]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.098455][ T2080]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.098601][ T2080]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.098758][ T2080]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.098906][ T2080]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.099058][ T2080]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.099209][ T2080]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.099356][ T2080]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.099538][ T2080]  ? move_addr_to_kernel (net/socket.c:258)
[   51.099684][ T2080]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.099829][ T2080]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.099984][ T2080]  ___sys_sendmsg (net/socket.c:2752)
[   51.100133][ T2080]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.100317][ T2080]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.100478][ T2080]  __sys_sendmsg (net/socket.c:2784)
[   51.100625][ T2080]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.100773][ T2080]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.100965][ T2080]  ? 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)
[   51.101119][ T2080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.101265][ T2080]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.101411][ T2080]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.101563][ T2080]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.101715][ T2080]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.101901][ T2080] RIP: 0033:0x7f04bfbec08e
[   51.102062][ T2080] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.102594][ T2080] RSP: 002b:00007ffe55c57140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.102816][ T2080] RAX: ffffffffffffffda RBX: 00007ffe55c578d8 RCX: 00007f04bfbec08e
[   51.103039][ T2080] RDX: 0000000000000000 RSI: 00007ffe55c571f0 RDI: 0000000000000005
[   51.103288][ T2080] RBP: 00007ffe55c57150 R08: 0000000000000000 R09: 0000000000000000
[   51.103511][ T2080] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   51.103733][ T2080] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe55c578b0
| [   51.105455][ T2080] ------------[ cut here ]------------
| [   51.105599][ T2080] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2080
| [   51.105888][ T2080] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.106500][ T2080] Tainted: [W]=WARN
[   51.106613][ T2080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.106795][ T2080] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.107053][ T2080] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.107843][ T2080] RSP: 0018:ffa000000533efd0 EFLAGS: 00010286
[   51.108138][ T2080] RAX: 00000000ffffffa6 RBX: ff11000004aa61c0 RCX: 1ff4000000a67dc0
[   51.108369][ T2080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6270
[   51.108599][ T2080] RBP: ff11000010482000 R08: 1fe2200000954c4f R09: ff11000004f5ae80
[   51.108833][ T2080] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.109076][ T2080] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   51.109304][ T2080] FS:  00007f04bf9b2840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   51.109578][ T2080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.109763][ T2080] CR2: 00007f04bfc821a0 CR3: 000000000f33a006 CR4: 0000000000771ef0
[   51.109998][ T2080] PKRU: 55555554
[   51.110118][ T2080] Call Trace:
[   51.110236][ T2080]  <TASK>
[   51.110316][ T2080]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.110471][ T2080]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.110584][ T2080]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   51.110732][ T2080]  __dev_notify_flags (net/core/dev.c:9787)
[   51.110881][ T2080]  ? netif_change_name (net/core/dev.c:1495)
[   51.111034][ T2080]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   51.111189][ T2080]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   51.111339][ T2080]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.111490][ T2080] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   51.111644][ T2080]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   51.111795][ T2080] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   51.111947][ T2080]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   51.112111][ T2080]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   51.112258][ T2080]  ? nla_strscpy (lib/nlattr.c:795)
[   51.112405][ T2080]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.112551][ T2080]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.112700][ T2080]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.112848][ T2080]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.113003][ T2080]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.113156][ T2080]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.113304][ T2080]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.113459][ T2080]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.113605][ T2080]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.113749][ T2080]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.113894][ T2080]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.114049][ T2080]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.114200][ T2080]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.114343][ T2080]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.114490][ T2080]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.114637][ T2080]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.114780][ T2080]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.114927][ T2080]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.115088][ T2080]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.115236][ T2080]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.115382][ T2080]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.115532][ T2080]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.115689][ T2080]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.115837][ T2080]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.115991][ T2080]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.116146][ T2080]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.116292][ T2080]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.116440][ T2080]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.116589][ T2080]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.116736][ T2080]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.116887][ T2080]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.117040][ T2080]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.117188][ T2080]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.117368][ T2080]  ? move_addr_to_kernel (net/socket.c:258)
[   51.117515][ T2080]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.117663][ T2080]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.117813][ T2080]  ___sys_sendmsg (net/socket.c:2752)
[   51.117960][ T2080]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.118159][ T2080]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.118319][ T2080]  __sys_sendmsg (net/socket.c:2784)
[   51.118474][ T2080]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.118620][ T2080]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.118814][ T2080]  ? 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)
[   51.118964][ T2080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.119124][ T2080]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.119273][ T2080]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.119428][ T2080]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.119577][ T2080]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.119762][ T2080] RIP: 0033:0x7f04bfbec08e
[   51.119918][ T2080] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.120453][ T2080] RSP: 002b:00007ffe55c57140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.120677][ T2080] RAX: ffffffffffffffda RBX: 00007ffe55c578d8 RCX: 00007f04bfbec08e
[   51.120899][ T2080] RDX: 0000000000000000 RSI: 00007ffe55c571f0 RDI: 0000000000000005
[   51.121134][ T2080] RBP: 00007ffe55c57150 R08: 0000000000000000 R09: 0000000000000000
[   51.121353][ T2080] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   51.121577][ T2080] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe55c578b0
| [   51.179275][ T2082] ------------[ cut here ]------------
| [   51.179459][ T2082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2082
| [   51.179764][ T2082] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.180416][ T2082] Tainted: [W]=WARN
[   51.180525][ T2082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.180717][ T2082] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.180903][ T2082] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.181489][ T2082] RSP: 0018:ffa000000533f020 EFLAGS: 00010286
[   51.181733][ T2082] RAX: 00000000ffffffa6 RBX: ff1100000c457b40 RCX: 1ff4000000a67dca
[   51.181963][ T2082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c457bf0
[   51.182193][ T2082] RBP: ff11000010482000 R08: 1fe220000188af7f R09: ff1100000c6b2e58
[   51.182396][ T2082] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   51.182601][ T2082] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.182817][ T2082] FS:  00007fd29cc23840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   51.183077][ T2082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.183251][ T2082] CR2: 000000002b3ec988 CR3: 00000000100b6005 CR4: 0000000000771ef0
[   51.183473][ T2082] PKRU: 55555554
[   51.183580][ T2082] Call Trace:
[   51.183685][ T2082]  <TASK>
[   51.183757][ T2082]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.183910][ T2082]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.184023][ T2082]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.184167][ T2082]  __dev_notify_flags (net/core/dev.c:9787)
[   51.184308][ T2082]  ? netif_change_name (net/core/dev.c:1495)
[   51.184444][ T2082]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.184643][ T2082]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.184845][ T2082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.185040][ T2082]  ? 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))
[   51.185260][ T2082]  netif_change_flags (net/core/dev.c:9820)
[   51.185473][ T2082]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.185675][ T2082]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.185859][ T2082]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.186083][ T2082]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.186340][ T2082]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.186549][ T2082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.186743][ T2082]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.186886][ T2082]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.187035][ T2082]  ? __kernel_text_address (kernel/extable.c:79)
[   51.187183][ T2082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.187323][ T2082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.187460][ T2082]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.187601][ T2082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.187750][ T2082]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.187887][ T2082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.188091][ T2082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.188240][ T2082]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.188375][ T2082]  ? __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)
[   51.188513][ T2082]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.188806][ T2082]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.188947][ T2082]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.189151][ T2082]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.189303][ T2082]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.189442][ T2082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.189584][ T2082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.189722][ T2082]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.189858][ T2082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.190053][ T2082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.190232][ T2082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.190444][ T2082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.190649][ T2082]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.190860][ T2082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.191133][ T2082]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.191275][ T2082]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.191413][ T2082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.191554][ T2082]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.191695][ T2082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.191846][ T2082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.192084][ T2082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.192236][ T2082]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.192391][ T2082]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.192531][ T2082]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.192681][ T2082]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.192844][ T2082]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.193081][ T2082]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.193225][ T2082]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.193366][ T2082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.193506][ T2082]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.193644][ T2082]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.193785][ T2082]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.193926][ T2082]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.194092][ T2082]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.194241][ T2082]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.194408][ T2082]  ? move_addr_to_kernel (net/socket.c:258)
[   51.194544][ T2082]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.194678][ T2082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.194818][ T2082]  ___sys_sendmsg (net/socket.c:2752)
[   51.194958][ T2082]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.195153][ T2082]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.195302][ T2082]  __sys_sendmsg (net/socket.c:2784)
[   51.195439][ T2082]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.195573][ T2082]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.195745][ T2082]  ? 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)
[   51.195893][ T2082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.196038][ T2082]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.196179][ T2082]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.196314][ T2082]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.196449][ T2082]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.196622][ T2082] RIP: 0033:0x7fd29ce5d08e
[   51.196773][ T2082] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.197284][ T2082] RSP: 002b:00007ffe94be6a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.197499][ T2082] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd29ce5d08e
[   51.197706][ T2082] RDX: 0000000000000000 RSI: 00007ffe94be6ab0 RDI: 0000000000000005
[   51.197927][ T2082] RBP: 00007ffe94be6a10 R08: 0000000000000000 R09: 0000000000000000
[   51.198146][ T2082] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   51.198380][ T2082] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe94be7170
| [   51.400156][ T2096] ------------[ cut here ]------------
| [   51.400338][ T2096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2096
| [   51.400638][ T2096] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.401263][ T2096] Tainted: [W]=WARN
[   51.401375][ T2096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.401560][ T2096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.401753][ T2096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.402359][ T2096] RSP: 0018:ffa000000520f1b0 EFLAGS: 00010286
[   51.402545][ T2096] RAX: 00000000ffffffa6 RBX: ff1100001045f840 RCX: 1ff4000000a41dfc
[   51.402756][ T2096] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f8f0
[   51.402980][ T2096] RBP: ff11000011604000 R08: 1fe220000208bf1f R09: ff110000106c0b80
[   51.403201][ T2096] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.403503][ T2096] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   51.403719][ T2096] FS:  00007f69b88a7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   51.403967][ T2096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.404164][ T2096] CR2: 00007f69b8c1c040 CR3: 000000000cd33001 CR4: 0000000000771ef0
[   51.404381][ T2096] PKRU: 55555554
[   51.404494][ T2096] Call Trace:
[   51.404606][ T2096]  <TASK>
[   51.404682][ T2096]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.404850][ T2096]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.404958][ T2096]  __dev_notify_flags (net/core/dev.c:9787)
[   51.405171][ T2096]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   51.405317][ T2096]  ? netif_change_name (net/core/dev.c:1495)
[   51.405485][ T2096]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.405703][ T2096]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   51.405915][ T2096]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.406568][ T2096]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.406722][ T2096]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.406873][ T2096]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.407045][ T2096]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.407198][ T2096]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.407410][ T2096]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.407569][ T2096]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.407710][ T2096]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.407850][ T2096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.408010][ T2096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.408158][ T2096]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.408296][ T2096]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.408440][ T2096]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.408640][ T2096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.408784][ T2096]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.408930][ T2096]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.409084][ T2096]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.409224][ T2096]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.409362][ T2096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.409506][ T2096]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.409650][ T2096]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.409795][ T2096]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.409993][ T2096]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.410183][ T2096]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.410325][ T2096]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.410463][ T2096]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.410602][ T2096]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.410750][ T2096]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.410890][ T2096]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.411038][ T2096]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.411180][ T2096]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.411350][ T2096]  ? move_addr_to_kernel (net/socket.c:258)
[   51.411556][ T2096]  ___sys_sendmsg (net/socket.c:2752)
[   51.411766][ T2096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.411998][ T2096]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.412189][ T2096]  ? 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))
[   51.412384][ T2096]  __sys_sendmsg (net/socket.c:2784)
[   51.412567][ T2096]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.412711][ T2096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.412852][ T2096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.413005][ T2096]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.413185][ T2096]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.413364][ T2096]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.413543][ T2096]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.413715][ T2096] RIP: 0033:0x7f69b8ae108e
[   51.413864][ T2096] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.414592][ T2096] RSP: 002b:00007ffd72cff610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.414915][ T2096] RAX: ffffffffffffffda RBX: 00007ffd72cffda8 RCX: 00007f69b8ae108e
[   51.415162][ T2096] RDX: 0000000000000000 RSI: 00007ffd72cff6c0 RDI: 0000000000000005
[   51.415380][ T2096] RBP: 00007ffd72cff620 R08: 0000000000000000 R09: 0000000000000000
[   51.415592][ T2096] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   51.415798][ T2096] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd72cffd80
| [   51.453630][ T2097] ------------[ cut here ]------------
| [   51.453805][ T2097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2097
| [   51.454110][ T2097] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.454684][ T2097] Tainted: [W]=WARN
[   51.454789][ T2097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.454963][ T2097] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.455155][ T2097] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.455650][ T2097] RSP: 0018:ffa000000540f020 EFLAGS: 00010286
[   51.455828][ T2097] RAX: 00000000ffffffa6 RBX: ff110000090a84c0 RCX: 1ff4000000a81dca
[   51.456146][ T2097] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8570
[   51.456361][ T2097] RBP: ff11000011604000 R08: 1fe22000012150af R09: ff1100001103ae58
[   51.456658][ T2097] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   51.456862][ T2097] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.457155][ T2097] FS:  00007f206adab840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   51.457403][ T2097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.457583][ T2097] CR2: 000000003d919988 CR3: 0000000011391004 CR4: 0000000000771ef0
[   51.457789][ T2097] PKRU: 55555554
[   51.457898][ T2097] Call Trace:
[   51.458127][ T2097]  <TASK>
[   51.458229][ T2097]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.458437][ T2097]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.458592][ T2097]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.458763][ T2097]  __dev_notify_flags (net/core/dev.c:9787)
[   51.458910][ T2097]  ? netif_change_name (net/core/dev.c:1495)
[   51.459166][ T2097]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.459304][ T2097]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.459441][ T2097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.459590][ T2097]  ? 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))
[   51.459737][ T2097]  netif_change_flags (net/core/dev.c:9820)
[   51.459878][ T2097]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.460107][ T2097]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.460258][ T2097]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.460400][ T2097]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.460571][ T2097]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.460712][ T2097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.460855][ T2097]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.461107][ T2097]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.461272][ T2097]  ? __kernel_text_address (kernel/extable.c:79)
[   51.461419][ T2097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.461563][ T2097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.461723][ T2097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.461876][ T2097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.462108][ T2097]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.462255][ T2097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.462420][ T2097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.462559][ T2097]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.462761][ T2097]  ? __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)
[   51.462915][ T2097]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.463142][ T2097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.463296][ T2097]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.463442][ T2097]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.463590][ T2097]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.463734][ T2097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.463872][ T2097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.464073][ T2097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.464231][ T2097]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.464368][ T2097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.464523][ T2097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.464663][ T2097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.464802][ T2097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.464946][ T2097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.465104][ T2097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.465255][ T2097]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.465454][ T2097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.465604][ T2097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.465740][ T2097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.465939][ T2097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.466128][ T2097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.466264][ T2097]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.466407][ T2097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.466552][ T2097]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.466694][ T2097]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.466839][ T2097]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.466985][ T2097]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.467141][ T2097]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.467281][ T2097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.467423][ T2097]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.467563][ T2097]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.467704][ T2097]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.467851][ T2097]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.467997][ T2097]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.468147][ T2097]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.468324][ T2097]  ? move_addr_to_kernel (net/socket.c:258)
[   51.468472][ T2097]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.468634][ T2097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.468778][ T2097]  ___sys_sendmsg (net/socket.c:2752)
[   51.468923][ T2097]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.469106][ T2097]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.469258][ T2097]  __sys_sendmsg (net/socket.c:2784)
[   51.469405][ T2097]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.469559][ T2097]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.469734][ T2097]  ? 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)
[   51.469871][ T2097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.470031][ T2097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.470213][ T2097]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.470427][ T2097]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.470625][ T2097]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.470802][ T2097] RIP: 0033:0x7f206afe508e
[   51.470952][ T2097] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.471489][ T2097] RSP: 002b:00007ffc8e56b580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.471706][ T2097] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f206afe508e
[   51.471923][ T2097] RDX: 0000000000000000 RSI: 00007ffc8e56b630 RDI: 0000000000000005
[   51.472146][ T2097] RBP: 00007ffc8e56b590 R08: 0000000000000000 R09: 0000000000000000
[   51.472371][ T2097] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9e
[   51.472666][ T2097] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8e56bcf0
| [   51.733476][ T2116] ------------[ cut here ]------------
| [   51.733737][ T2116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2116
| [   51.734185][ T2116] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.735076][ T2116] Tainted: [W]=WARN
[   51.735252][ T2116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.735554][ T2116] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.735870][ T2116] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.736671][ T2116] RSP: 0018:ffa000000551f1b0 EFLAGS: 00010286
[   51.736964][ T2116] RAX: 00000000ffffffa6 RBX: ff1100000b4aa4c0 RCX: 1ff4000000aa3dfc
[   51.737334][ T2116] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa570
[   51.737676][ T2116] RBP: ff11000010624000 R08: 1fe22000016954af R09: ff1100001122ae80
[   51.738015][ T2116] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.738354][ T2116] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   51.738691][ T2116] FS:  00007fd35ed5d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   51.739106][ T2116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.739399][ T2116] CR2: 0000000000445f00 CR3: 000000001214f006 CR4: 0000000000771ef0
[   51.739748][ T2116] PKRU: 55555554
[   51.739920][ T2116] Call Trace:
[   51.740108][ T2116]  <TASK>
[   51.740227][ T2116]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.740458][ T2116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.740635][ T2116]  __dev_notify_flags (net/core/dev.c:9787)
[   51.740860][ T2116]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   51.741098][ T2116]  ? netif_change_name (net/core/dev.c:1495)
[   51.741330][ T2116]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.741551][ T2116]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   51.741769][ T2116]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.741997][ T2116]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.742227][ T2116]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.742457][ T2116]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.742690][ T2116]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.742913][ T2116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.743149][ T2116]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.743370][ T2116]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.743589][ T2116]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.743807][ T2116]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.744049][ T2116]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.744282][ T2116]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.744515][ T2116]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.744744][ T2116]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.744966][ T2116]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.745204][ T2116]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.745427][ T2116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.745648][ T2116]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.745872][ T2116]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.746105][ T2116]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.746327][ T2116]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.746558][ T2116]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.746777][ T2116]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.747014][ T2116]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.747241][ T2116]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.747463][ T2116]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.747687][ T2116]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.747912][ T2116]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.748146][ T2116]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.748370][ T2116]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.748595][ T2116]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.748989][ T2116]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.749263][ T2116]  ? move_addr_to_kernel (net/socket.c:258)
[   51.749493][ T2116]  ___sys_sendmsg (net/socket.c:2752)
[   51.749711][ T2116]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.750264][ T2116]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.750518][ T2116]  ? 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))
[   51.750750][ T2116]  __sys_sendmsg (net/socket.c:2784)
[   51.750982][ T2116]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.751218][ T2116]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.751603][ T2116]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.751822][ T2116]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.752081][ T2116]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.752301][ T2116]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.752532][ T2116]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.752806][ T2116] RIP: 0033:0x7fd35ef9708e
[   51.753042][ T2116] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.754163][ T2116] RSP: 002b:00007fffadcc82c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.755001][ T2116] RAX: ffffffffffffffda RBX: 00007fffadcc8a58 RCX: 00007fd35ef9708e
[   51.755338][ T2116] RDX: 0000000000000000 RSI: 00007fffadcc8370 RDI: 0000000000000005
[   51.755666][ T2116] RBP: 00007fffadcc82d0 R08: 0000000000000000 R09: 0000000000000000
[   51.756000][ T2116] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9f
[   51.756346][ T2116] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadcc8a30
| [   51.821732][ T2117] ------------[ cut here ]------------
| [   51.822021][ T2117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2117
| [   51.822473][ T2117] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.823427][ T2117] Tainted: [W]=WARN
[   51.823590][ T2117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.823860][ T2117] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.824288][ T2117] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.825090][ T2117] RSP: 0018:ffa000000552f020 EFLAGS: 00010286
[   51.825362][ T2117] RAX: 00000000ffffffa6 RBX: ff1100000b4aaf40 RCX: 1ff4000000aa5dca
[   51.825690][ T2117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aaff0
[   51.826016][ T2117] RBP: ff11000010624000 R08: 1fe22000016955ff R09: ff1100001122d158
[   51.826371][ T2117] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   51.826697][ T2117] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.827034][ T2117] FS:  00007fbaf03ba840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   51.827424][ T2117] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.827705][ T2117] CR2: 00000000084c5988 CR3: 000000001214c003 CR4: 0000000000771ef0
[   51.828045][ T2117] PKRU: 55555554
[   51.828211][ T2117] Call Trace:
[   51.828374][ T2117]  <TASK>
[   51.828490][ T2117]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.828710][ T2117]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.828874][ T2117]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.829100][ T2117]  __dev_notify_flags (net/core/dev.c:9787)
[   51.829329][ T2117]  ? netif_change_name (net/core/dev.c:1495)
[   51.829546][ T2117]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.829758][ T2117]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.829981][ T2117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.830218][ T2117]  ? 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))
[   51.830443][ T2117]  netif_change_flags (net/core/dev.c:9820)
[   51.830668][ T2117]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.830892][ T2117]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.831152][ T2117]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.831376][ T2117]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.831642][ T2117]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.831850][ T2117]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.832097][ T2117]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.832314][ T2117]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.832524][ T2117]  ? __kernel_text_address (kernel/extable.c:79)
[   51.832739][ T2117]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.832959][ T2117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.833183][ T2117]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.833396][ T2117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.833623][ T2117]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.833835][ T2117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.834047][ T2117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.834281][ T2117]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.834492][ T2117]  ? __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)
[   51.834703][ T2117]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.834913][ T2117]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.835138][ T2117]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.835368][ T2117]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.835587][ T2117]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.835817][ T2117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.836038][ T2117]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.836255][ T2117]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.836469][ T2117]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.836689][ T2117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.836906][ T2117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.837132][ T2117]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.837329][ T2117]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.837531][ T2117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.837739][ T2117]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.837941][ T2117]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.838163][ T2117]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.838379][ T2117]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.838579][ T2117]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.838785][ T2117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.838994][ T2117]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.839205][ T2117]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.839412][ T2117]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.839617][ T2117]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.839828][ T2117]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.840056][ T2117]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.840270][ T2117]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.840483][ T2117]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.840697][ T2117]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.840914][ T2117]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.841140][ T2117]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.841353][ T2117]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.841571][ T2117]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.841780][ T2117]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.841993][ T2117]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.842254][ T2117]  ? move_addr_to_kernel (net/socket.c:258)
[   51.842462][ T2117]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.842671][ T2117]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.842895][ T2117]  ___sys_sendmsg (net/socket.c:2752)
[   51.843117][ T2117]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.843376][ T2117]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.843607][ T2117]  __sys_sendmsg (net/socket.c:2784)
[   51.843833][ T2117]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.844076][ T2117]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.844354][ T2117]  ? 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)
[   51.844563][ T2117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.844773][ T2117]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.844984][ T2117]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.845193][ T2117]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.845398][ T2117]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.845676][ T2117] RIP: 0033:0x7fbaf05f408e
[   51.845896][ T2117] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.846655][ T2117] RSP: 002b:00007fff68cb5650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.847004][ T2117] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbaf05f408e
[   51.847317][ T2117] RDX: 0000000000000000 RSI: 00007fff68cb5700 RDI: 0000000000000005
[   51.847622][ T2117] RBP: 00007fff68cb5660 R08: 0000000000000000 R09: 0000000000000000
[   51.847930][ T2117] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9f
[   51.848249][ T2117] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff68cb5dc0
| [   52.116256][ T2140] ------------[ cut here ]------------
| [   52.116493][ T2140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2140
| [   52.116810][ T2140] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.117433][ T2140] Tainted: [W]=WARN
[   52.117545][ T2140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.117733][ T2140] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.117923][ T2140] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.119204][ T2140] RSP: 0018:ffa000000566f1b0 EFLAGS: 00010286
[   52.119509][ T2140] RAX: 00000000ffffffa6 RBX: ff11000005e31e40 RCX: 1ff4000000acddfc
[   52.119846][ T2140] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e31ef0
[   52.120116][ T2140] RBP: ff1100000c991000 R08: 1fe2200000bc63df R09: ff1100000cab5180
[   52.120328][ T2140] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.120540][ T2140] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   52.120820][ T2140] FS:  00007fadd2293840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   52.121160][ T2140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.121342][ T2140] CR2: 00007fadd248c460 CR3: 0000000011af7006 CR4: 0000000000771ef0
[   52.121575][ T2140] PKRU: 55555554
[   52.121710][ T2140] Call Trace:
[   52.121823][ T2140]  <TASK>
[   52.121898][ T2140]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.122051][ T2140]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.122192][ T2140]  __dev_notify_flags (net/core/dev.c:9787)
[   52.122336][ T2140]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   52.122479][ T2140]  ? netif_change_name (net/core/dev.c:1495)
[   52.122624][ T2140]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.122781][ T2140]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   52.122940][ T2140]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.123114][ T2140]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.123261][ T2140]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.123409][ T2140]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.123569][ T2140]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.123711][ T2140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.123866][ T2140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.124038][ T2140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.124199][ T2140]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.124338][ T2140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.124483][ T2140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.124625][ T2140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.124768][ T2140]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.124911][ T2140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.125078][ T2140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.125221][ T2140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.125368][ T2140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.125524][ T2140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.125671][ T2140]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.125821][ T2140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.125961][ T2140]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.126122][ T2140]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.126263][ T2140]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.126404][ T2140]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.126548][ T2140]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.126689][ T2140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.126831][ T2140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.126977][ T2140]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.127123][ T2140]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.127298][ T2140]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.127469][ T2140]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.127616][ T2140]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.127791][ T2140]  ? move_addr_to_kernel (net/socket.c:258)
[   52.127939][ T2140]  ___sys_sendmsg (net/socket.c:2752)
[   52.128263][ T2140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.128425][ T2140]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.128590][ T2140]  ? 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))
[   52.128733][ T2140]  __sys_sendmsg (net/socket.c:2784)
[   52.128876][ T2140]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.129042][ T2140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.129196][ T2140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.129339][ T2140]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.129492][ T2140]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.129635][ T2140]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.129789][ T2140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.129963][ T2140] RIP: 0033:0x7fadd24cd08e
[   52.130127][ T2140] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.130661][ T2140] RSP: 002b:00007ffece2c9f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.130889][ T2140] RAX: ffffffffffffffda RBX: 00007ffece2ca6b8 RCX: 00007fadd24cd08e
[   52.131133][ T2140] RDX: 0000000000000000 RSI: 00007ffece2c9fd0 RDI: 0000000000000005
[   52.131359][ T2140] RBP: 00007ffece2c9f30 R08: 0000000000000000 R09: 0000000000000000
[   52.131575][ T2140] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9f
[   52.131791][ T2140] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece2ca690
| [   52.179888][ T2141] ------------[ cut here ]------------
| [   52.180194][ T2141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2141
| [   52.180644][ T2141] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.181839][ T2141] Tainted: [W]=WARN
[   52.182031][ T2141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.182366][ T2141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.182677][ T2141] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.183498][ T2141] RSP: 0018:ffa000000567f020 EFLAGS: 00010286
[   52.183776][ T2141] RAX: 00000000ffffffa6 RBX: ff110000090a84c0 RCX: 1ff4000000acfdca
[   52.184118][ T2141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8570
[   52.184469][ T2141] RBP: ff1100000c991000 R08: 1fe22000012150af R09: ff110000106c0b58
[   52.184798][ T2141] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.185135][ T2141] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.185464][ T2141] FS:  00007f0489a6d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   52.185844][ T2141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.186148][ T2141] CR2: 000000002211e988 CR3: 0000000011aff005 CR4: 0000000000771ef0
[   52.186507][ T2141] PKRU: 55555554
[   52.186670][ T2141] Call Trace:
[   52.186830][ T2141]  <TASK>
[   52.186943][ T2141]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.187203][ T2141]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.187370][ T2141]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.187609][ T2141]  __dev_notify_flags (net/core/dev.c:9787)
[   52.187839][ T2141]  ? netif_change_name (net/core/dev.c:1495)
[   52.188062][ T2141]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.188285][ T2141]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.188504][ T2141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.188758][ T2141]  ? 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))
[   52.188990][ T2141]  netif_change_flags (net/core/dev.c:9820)
[   52.189222][ T2141]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.189438][ T2141]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.189656][ T2141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.189872][ T2141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.190175][ T2141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.190392][ T2141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.190610][ T2141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.190823][ T2141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.191057][ T2141]  ? __kernel_text_address (kernel/extable.c:79)
[   52.191281][ T2141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.191503][ T2141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.191736][ T2141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.191956][ T2141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.192192][ T2141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.192410][ T2141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.192625][ T2141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.192839][ T2141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.193072][ T2141]  ? __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)
[   52.193289][ T2141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.193512][ T2141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.193731][ T2141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.193975][ T2141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.194200][ T2141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.194421][ T2141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.194636][ T2141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.194868][ T2141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.195095][ T2141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.195309][ T2141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.195535][ T2141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.195750][ T2141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.195965][ T2141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.196191][ T2141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.196415][ T2141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.196631][ T2141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.196843][ T2141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.197061][ T2141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.197278][ T2141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.197501][ T2141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.197716][ T2141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.197935][ T2141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.198179][ T2141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.198398][ T2141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.198615][ T2141]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.198825][ T2141]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.199047][ T2141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.199267][ T2141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.199482][ T2141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.199698][ T2141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.199925][ T2141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.200156][ T2141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.200375][ T2141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.200588][ T2141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.200799][ T2141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.201074][ T2141]  ? move_addr_to_kernel (net/socket.c:258)
[   52.201309][ T2141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.201523][ T2141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.201738][ T2141]  ___sys_sendmsg (net/socket.c:2752)
[   52.201963][ T2141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.202242][ T2141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.202483][ T2141]  __sys_sendmsg (net/socket.c:2784)
[   52.202721][ T2141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.202938][ T2141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.203229][ T2141]  ? 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)
[   52.203452][ T2141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.203671][ T2141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.203891][ T2141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.204119][ T2141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.204351][ T2141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.204625][ T2141] RIP: 0033:0x7f0489ca708e
[   52.204854][ T2141] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.205653][ T2141] RSP: 002b:00007ffe236fd4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.205989][ T2141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0489ca708e
[   52.206316][ T2141] RDX: 0000000000000000 RSI: 00007ffe236fd5a0 RDI: 0000000000000005
[   52.206670][ T2141] RBP: 00007ffe236fd500 R08: 0000000000000000 R09: 0000000000000000
[   52.207010][ T2141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9f
[   52.207341][ T2141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe236fdc60
| [   52.506481][ T2168] ------------[ cut here ]------------
| [   52.506741][ T2168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2168
| [   52.507624][ T2168] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.508365][ T2168] Tainted: [W]=WARN
[   52.508521][ T2168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.508765][ T2168] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.509014][ T2168] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.509576][ T2168] RSP: 0018:ffa00000057ef1b0 EFLAGS: 00010286
[   52.509800][ T2168] RAX: 00000000ffffffa6 RBX: ff1100000c8d2640 RCX: 1ff4000000afddfc
[   52.510081][ T2168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d26f0
[   52.510351][ T2168] RBP: ff1100000a2ac000 R08: 1fe220000191a4df R09: ff11000011b35180
[   52.510617][ T2168] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.510886][ T2168] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   52.511173][ T2168] FS:  00007f90a8c13840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   52.511475][ T2168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.511723][ T2168] CR2: 00007f90a8e0c460 CR3: 0000000004f0f006 CR4: 0000000000771ef0
[   52.511998][ T2168] PKRU: 55555554
[   52.512177][ T2168] Call Trace:
[   52.512342][ T2168]  <TASK>
[   52.512466][ T2168]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.512673][ T2168]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.512833][ T2168]  __dev_notify_flags (net/core/dev.c:9787)
[   52.513084][ T2168]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   52.513348][ T2168]  ? netif_change_name (net/core/dev.c:1495)
[   52.513633][ T2168]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.513902][ T2168]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   52.514195][ T2168]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.514485][ T2168]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.514681][ T2168]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.514885][ T2168]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.515186][ T2168]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.515380][ T2168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.515577][ T2168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.515770][ T2168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.515955][ T2168]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.516187][ T2168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.516419][ T2168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.516679][ T2168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.516950][ T2168]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.517246][ T2168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.517469][ T2168]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.517660][ T2168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.517872][ T2168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.518087][ T2168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.518277][ T2168]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.518465][ T2168]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.518669][ T2168]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.518937][ T2168]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.519149][ T2168]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.519341][ T2168]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.519530][ T2168]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.519718][ T2168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.519906][ T2168]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.520114][ T2168]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.520303][ T2168]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.520493][ T2168]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.520681][ T2168]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.520869][ T2168]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.521185][ T2168]  ? move_addr_to_kernel (net/socket.c:258)
[   52.521379][ T2168]  ___sys_sendmsg (net/socket.c:2752)
[   52.521565][ T2168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.521752][ T2168]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.521946][ T2168]  ? 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))
[   52.522157][ T2168]  __sys_sendmsg (net/socket.c:2784)
[   52.522375][ T2168]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.522644][ T2168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.522907][ T2168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.523197][ T2168]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.523412][ T2168]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.523685][ T2168]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.523878][ T2168]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.524121][ T2168] RIP: 0033:0x7f90a8e4d08e
[   52.524317][ T2168] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.524856][ T2168] RSP: 002b:00007fffaddb56e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.525145][ T2168] RAX: ffffffffffffffda RBX: 00007fffaddb5e78 RCX: 00007f90a8e4d08e
[   52.525400][ T2168] RDX: 0000000000000000 RSI: 00007fffaddb5790 RDI: 0000000000000005
[   52.525723][ T2168] RBP: 00007fffaddb56f0 R08: 0000000000000000 R09: 0000000000000000
[   52.526109][ T2168] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9f
[   52.526470][ T2168] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaddb5e50
| [   52.563523][ T2169] ------------[ cut here ]------------
| [   52.563709][ T2169] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2169
| [   52.564582][ T2169] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.565276][ T2169] Tainted: [W]=WARN
[   52.565383][ T2169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.565556][ T2169] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.565741][ T2169] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.566235][ T2169] RSP: 0018:ffa00000057ff020 EFLAGS: 00010286
[   52.566413][ T2169] RAX: 00000000ffffffa6 RBX: ff1100001067bcc0 RCX: 1ff4000000affdca
[   52.566616][ T2169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001067bd70
[   52.566817][ T2169] RBP: ff1100000a2ac000 R08: 1fe22000020cf7af R09: ff1100000cc40b58
[   52.567026][ T2169] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.567235][ T2169] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.567439][ T2169] FS:  00007f052d92f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   52.567773][ T2169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.567998][ T2169] CR2: 000000002e929988 CR3: 0000000011b3e003 CR4: 0000000000771ef0
[   52.568224][ T2169] PKRU: 55555554
[   52.568329][ T2169] Call Trace:
[   52.568433][ T2169]  <TASK>
[   52.568507][ T2169]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.568647][ T2169]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.568750][ T2169]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.568888][ T2169]  __dev_notify_flags (net/core/dev.c:9787)
[   52.569031][ T2169]  ? netif_change_name (net/core/dev.c:1495)
[   52.569172][ T2169]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.569307][ T2169]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.569440][ T2169]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.569575][ T2169]  ? 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))
[   52.569718][ T2169]  netif_change_flags (net/core/dev.c:9820)
[   52.569853][ T2169]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.569996][ T2169]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.570136][ T2169]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.570268][ T2169]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.570438][ T2169]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.570572][ T2169]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.570706][ T2169]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.570839][ T2169]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.570980][ T2169]  ? __kernel_text_address (kernel/extable.c:79)
[   52.571124][ T2169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.571263][ T2169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.571402][ T2169]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.571539][ T2169]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.571676][ T2169]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.571812][ T2169]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.571948][ T2169]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.572117][ T2169]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.572290][ T2169]  ? __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)
[   52.572431][ T2169]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.572573][ T2169]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.572712][ T2169]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.572851][ T2169]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.573003][ T2169]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.573146][ T2169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.573293][ T2169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.573434][ T2169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.573571][ T2169]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.573707][ T2169]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.573845][ T2169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.573983][ T2169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.574125][ T2169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.574264][ T2169]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.574404][ T2169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.574539][ T2169]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.574677][ T2169]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.574813][ T2169]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.574949][ T2169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.575103][ T2169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.575238][ T2169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.575376][ T2169]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.575513][ T2169]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.575651][ T2169]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.575797][ T2169]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.575934][ T2169]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.576087][ T2169]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.576228][ T2169]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.576386][ T2169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.576528][ T2169]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.576667][ T2169]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.576805][ T2169]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.576945][ T2169]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.577100][ T2169]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.577236][ T2169]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.577404][ T2169]  ? move_addr_to_kernel (net/socket.c:258)
[   52.577539][ T2169]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.577679][ T2169]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.577815][ T2169]  ___sys_sendmsg (net/socket.c:2752)
[   52.577951][ T2169]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.578192][ T2169]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.578423][ T2169]  __sys_sendmsg (net/socket.c:2784)
[   52.578630][ T2169]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.578830][ T2169]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.579107][ T2169]  ? 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)
[   52.579307][ T2169]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.579464][ T2169]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.579602][ T2169]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.579739][ T2169]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.579875][ T2169]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.580053][ T2169] RIP: 0033:0x7f052db6908e
[   52.580207][ T2169] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.580699][ T2169] RSP: 002b:00007ffef9cf3060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.580910][ T2169] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f052db6908e
[   52.581120][ T2169] RDX: 0000000000000000 RSI: 00007ffef9cf3110 RDI: 0000000000000005
[   52.581325][ T2169] RBP: 00007ffef9cf3070 R08: 0000000000000000 R09: 0000000000000000
[   52.581538][ T2169] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb9f
[   52.581742][ T2169] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef9cf37d0
| [   52.926922][ T2195] ------------[ cut here ]------------
| [   52.927272][ T2195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2195
| [   52.927802][ T2195] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.929369][ T2195] Tainted: [W]=WARN
[   52.929631][ T2195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.929954][ T2195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.930317][ T2195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.931169][ T2195] RSP: 0018:ffa00000058df1b0 EFLAGS: 00010286
[   52.931494][ T2195] RAX: 00000000ffffffa6 RBX: ff1100001045ef40 RCX: 1ff4000000b1bdfc
[   52.931890][ T2195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045eff0
[   52.932287][ T2195] RBP: ff1100000a2fc000 R08: 1fe220000208bdff R09: ff1100000c845180
[   52.932661][ T2195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.933054][ T2195] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   52.933444][ T2195] FS:  00007f42a1ba8840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   52.933878][ T2195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.934254][ T2195] CR2: 00007f42a1f1d040 CR3: 000000000f195006 CR4: 0000000000771ef0
[   52.934636][ T2195] PKRU: 55555554
[   52.934848][ T2195] Call Trace:
[   52.935104][ T2195]  <TASK>
[   52.935274][ T2195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.935550][ T2195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.935775][ T2195]  __dev_notify_flags (net/core/dev.c:9787)
[   52.936061][ T2195]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   52.936349][ T2195]  ? netif_change_name (net/core/dev.c:1495)
[   52.936628][ T2195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.936896][ T2195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   52.937222][ T2195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.937495][ T2195]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.937774][ T2195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.938067][ T2195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.938354][ T2195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.938649][ T2195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.938918][ T2195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.939210][ T2195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.939479][ T2195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.939775][ T2195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.940067][ T2195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.940347][ T2195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.940640][ T2195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.940918][ T2195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.941206][ T2195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.941472][ T2195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.941773][ T2195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.942065][ T2195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.942345][ T2195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.942612][ T2195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.942889][ T2195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.943191][ T2195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.943478][ T2195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.943763][ T2195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.944051][ T2195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.944333][ T2195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.944621][ T2195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.944894][ T2195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.945209][ T2195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.945494][ T2195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.945763][ T2195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.946047][ T2195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.946375][ T2195]  ? move_addr_to_kernel (net/socket.c:258)
[   52.946656][ T2195]  ___sys_sendmsg (net/socket.c:2752)
[   52.946923][ T2195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.947218][ T2195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.947505][ T2195]  ? 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))
[   52.947785][ T2195]  __sys_sendmsg (net/socket.c:2784)
[   52.948081][ T2195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.948359][ T2195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.948631][ T2195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.948905][ T2195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.949198][ T2195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.949501][ T2195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.949776][ T2195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.950119][ T2195] RIP: 0033:0x7f42a1de208e
[   52.950400][ T2195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.951288][ T2195] RSP: 002b:00007fff085eedf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.951672][ T2195] RAX: ffffffffffffffda RBX: 00007fff085ef588 RCX: 00007f42a1de208e
[   52.952087][ T2195] RDX: 0000000000000000 RSI: 00007fff085eeea0 RDI: 0000000000000005
[   52.952457][ T2195] RBP: 00007fff085eee00 R08: 0000000000000000 R09: 0000000000000000
[   52.952829][ T2195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba0
[   52.953232][ T2195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff085ef560
| [   53.016614][ T2196] ------------[ cut here ]------------
| [   53.016862][ T2196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2196
| [   53.017276][ T2196] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.018119][ T2196] Tainted: [W]=WARN
[   53.018269][ T2196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.018516][ T2196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.018781][ T2196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.019504][ T2196] RSP: 0018:ffa00000058df020 EFLAGS: 00010286
[   53.019754][ T2196] RAX: 00000000ffffffa6 RBX: ff11000008b52040 RCX: 1ff4000000b1bdca
[   53.020056][ T2196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b520f0
[   53.020355][ T2196] RBP: ff1100000a2fc000 R08: 1fe220000116a41f R09: ff1100000c842e58
[   53.020652][ T2196] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   53.020946][ T2196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   53.021252][ T2196] FS:  00007ff75d538840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   53.021615][ T2196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.021865][ T2196] CR2: 000000002ed97988 CR3: 000000001067c003 CR4: 0000000000771ef0
[   53.022177][ T2196] PKRU: 55555554
[   53.022329][ T2196] Call Trace:
[   53.022484][ T2196]  <TASK>
[   53.022590][ T2196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.022795][ T2196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.022954][ T2196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.023167][ T2196]  __dev_notify_flags (net/core/dev.c:9787)
[   53.023365][ T2196]  ? netif_change_name (net/core/dev.c:1495)
[   53.023561][ T2196]  ? __dev_change_flags (net/core/dev.c:9752)
[   53.023760][ T2196]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   53.023955][ T2196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.024282][ T2196]  ? 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))
[   53.024489][ T2196]  netif_change_flags (net/core/dev.c:9820)
[   53.024686][ T2196]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.024883][ T2196]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   53.025198][ T2196]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   53.025397][ T2196]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.025651][ T2196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.025851][ T2196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.026217][ T2196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.026527][ T2196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.026732][ T2196]  ? __kernel_text_address (kernel/extable.c:79)
[   53.026937][ T2196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.027183][ T2196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.027382][ T2196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   53.027581][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.027776][ T2196]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.027966][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.028173][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.028365][ T2196]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   53.028561][ T2196]  ? __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)
[   53.028759][ T2196]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   53.028954][ T2196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   53.029167][ T2196]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.029366][ T2196]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   53.029564][ T2196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   53.029759][ T2196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.029950][ T2196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.030155][ T2196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.030348][ T2196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.030542][ T2196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.030742][ T2196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.030935][ T2196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.031137][ T2196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.031328][ T2196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.031528][ T2196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.031759][ T2196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.031955][ T2196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.032164][ T2196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.032358][ T2196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.032553][ T2196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.032754][ T2196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.032952][ T2196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.033160][ T2196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.033362][ T2196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.033569][ T2196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.033770][ T2196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.033977][ T2196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.034178][ T2196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.034375][ T2196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.034580][ T2196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.034778][ T2196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.034986][ T2196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.035192][ T2196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.035389][ T2196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.035585][ T2196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.035828][ T2196]  ? move_addr_to_kernel (net/socket.c:258)
[   53.036035][ T2196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.036234][ T2196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.036435][ T2196]  ___sys_sendmsg (net/socket.c:2752)
[   53.036632][ T2196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.036880][ T2196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.037117][ T2196]  __sys_sendmsg (net/socket.c:2784)
[   53.037319][ T2196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.037521][ T2196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.037777][ T2196]  ? 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)
[   53.037986][ T2196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.038195][ T2196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.038395][ T2196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.038591][ T2196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.038789][ T2196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.039037][ T2196] RIP: 0033:0x7ff75d77208e
[   53.039248][ T2196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.039947][ T2196] RSP: 002b:00007fff36690990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.040262][ T2196] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff75d77208e
[   53.040562][ T2196] RDX: 0000000000000000 RSI: 00007fff36690a40 RDI: 0000000000000005
[   53.040855][ T2196] RBP: 00007fff366909a0 R08: 0000000000000000 R09: 0000000000000000
[   53.041168][ T2196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba0
[   53.041467][ T2196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff36691100
| [   53.346421][  T166] ------------[ cut here ]------------
| [   53.346679][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   53.346992][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.347703][  T166] Tainted: [W]=WARN
[   53.347819][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.348194][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.348396][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.348932][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   53.349213][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c8d3540 RCX: 1ff4000000108ebf
[   53.349440][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d35f0
[   53.349669][  T166] RBP: ff11000004c42000 R08: 1fe220000191a6bf R09: ff1100000cab2f20
[   53.349997][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.350254][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   53.350483][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   53.350760][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.350953][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   53.351194][  T166] PKRU: 55555554
[   53.351307][  T166] Call Trace:
[   53.351422][  T166]  <TASK>
[   53.351502][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.351657][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.351778][  T166]  netif_close_many (net/core/dev.c:1804)
[   53.351933][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.352101][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   53.352249][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.352404][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.352555][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   53.352743][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   53.352929][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.353159][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   53.353318][  T166]  ? __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)
[   53.353541][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   53.353766][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.353956][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.354292][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.354520][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.354672][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.354825][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.355034][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.355192][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.355356][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.355518][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.355672][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.355864][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.356061][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.356238][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.356399][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.356587][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.356739][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.356891][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.357046][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.357218][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.357332][  T166]  new_sync_write (fs/read_write.c:595)
[   53.357486][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.357636][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.357786][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.357935][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.358098][  T166]  vfs_write (fs/read_write.c:688)
[   53.358214][  T166]  ksys_write (fs/read_write.c:740)
[   53.358328][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.358479][  T166]  ? 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)
[   53.358628][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.358779][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.358927][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.359089][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.359241][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.359430][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.359590][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.360136][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.360363][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.360587][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.360813][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.361139][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.361486][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.377506][  T166] ------------[ cut here ]------------
| [   53.377793][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   53.378479][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.379560][  T166] Tainted: [W]=WARN
[   53.379746][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.380059][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.380387][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.381269][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   53.381579][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c6110c0 RCX: 1ff4000000108e81
[   53.381951][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611170
[   53.382328][  T166] RBP: ff11000010482000 R08: 1fe22000018c222f R09: ff1100000cab2ef8
[   53.382692][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.383057][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1a000
[   53.383432][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   53.383858][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.384181][  T166] CR2: 00007fb6d98bb8f4 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   53.384548][  T166] PKRU: 55555554
[   53.384739][  T166] Call Trace:
[   53.384924][  T166]  <TASK>
[   53.385063][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.385313][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.385500][  T166]  netif_close_many (net/core/dev.c:1804)
[   53.385746][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.385998][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   53.386247][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.386553][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.386856][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.387119][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.387423][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.387668][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.387980][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.388233][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.388478][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.388785][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.389095][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.389334][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.389574][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.389811][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.390063][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.390308][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.390552][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.390796][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.391052][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.391302][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.391605][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.391912][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.392172][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.392416][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.392716][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.392958][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.393215][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.393452][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.393696][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.393881][  T166]  new_sync_write (fs/read_write.c:595)
[   53.394146][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.394394][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.394643][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.394888][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.395145][  T166]  vfs_write (fs/read_write.c:688)
[   53.395331][  T166]  ksys_write (fs/read_write.c:740)
[   53.395523][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.395764][  T166]  ? 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)
[   53.396017][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.396269][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.396514][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.396761][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.397027][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.397343][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.397602][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.398492][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.398877][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.399264][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.399630][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.399993][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.400360][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.406653][  T166] ------------[ cut here ]------------
| [   53.406931][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   53.407448][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.408554][  T166] Tainted: [W]=WARN
[   53.408744][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.409058][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.409383][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.410271][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   53.410585][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b4abb40 RCX: 1ff4000000108e81
[   53.410949][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4abbf0
[   53.411309][  T166] RBP: ff1100000cc1a000 R08: 1fe220000169577f R09: ff1100000cab2ef8
[   53.411660][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.412031][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaa000
[   53.412421][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   53.412884][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.413209][  T166] CR2: 00007fb6d98bb8f4 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   53.413583][  T166] PKRU: 55555554
[   53.413770][  T166] Call Trace:
[   53.413950][  T166]  <TASK>
[   53.414094][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   53.414351][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.414598][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.414843][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.415034][  T166]  netif_close_many (net/core/dev.c:1804)
[   53.415280][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.415526][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   53.415778][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.416107][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.416421][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.416679][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.416999][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.417259][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.417575][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.417830][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.418105][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.418422][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.418754][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.419012][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.419265][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.419517][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.419772][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.420031][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.420289][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.420775][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.421051][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.421326][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.421841][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.422180][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.422440][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.422691][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.423197][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.423444][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.423702][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.424047][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.424514][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.424693][  T166]  new_sync_write (fs/read_write.c:595)
[   53.424937][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.425195][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.425630][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.425886][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.426164][  T166]  vfs_write (fs/read_write.c:688)
[   53.426382][  T166]  ksys_write (fs/read_write.c:740)
[   53.426569][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.427005][  T166]  ? 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)
[   53.427261][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.427520][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.427789][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.428266][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.428521][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.428822][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.429098][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.430007][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.430588][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.430950][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.431536][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.431916][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.432319][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.439639][  T166] ------------[ cut here ]------------
| [   53.439930][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.440402][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.441523][  T166] Tainted: [W]=WARN
[   53.441772][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.442041][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.442305][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.442944][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   53.443289][  T166] RAX: 00000000ffffffa6 RBX: ff1100000ceee4c0 RCX: 1ff4000000108e81
[   53.443708][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee570
[   53.444142][  T166] RBP: ff1100000cbaa000 R08: 1fe22000019ddcaf R09: ff1100000cab2ef8
[   53.444542][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.444821][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011272000
[   53.445249][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.445721][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.446036][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.446408][  T166] PKRU: 55555554
[   53.446610][  T166] Call Trace:
[   53.446836][  T166]  <TASK>
[   53.446997][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   53.447296][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.447594][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.447883][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.448105][  T166]  netif_close_many (net/core/dev.c:1804)
[   53.448369][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.448576][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   53.448780][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.449039][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.449291][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.449500][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.449744][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.449949][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.450213][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.450422][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.450630][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.450875][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.451219][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.451433][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.451639][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.451840][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.452060][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.452273][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.452480][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.452687][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.452896][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.453122][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.453365][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.453608][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.453812][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.454039][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.454290][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.454492][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.454766][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.454988][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.455203][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.455369][  T166]  new_sync_write (fs/read_write.c:595)
[   53.455624][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.455875][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.456107][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.456311][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.456519][  T166]  vfs_write (fs/read_write.c:688)
[   53.456693][  T166]  ksys_write (fs/read_write.c:740)
[   53.456931][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.457251][  T166]  ? 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)
[   53.457565][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.457878][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.458537][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.458810][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.459035][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.459300][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.459516][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.460139][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.460424][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.460704][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.460996][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.461288][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.461569][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.465588][  T166] ------------[ cut here ]------------
| [   53.465793][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.466292][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.467386][  T166] Tainted: [W]=WARN
[   53.467637][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.467954][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.468353][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.469325][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   53.469772][  T166] RAX: 00000000ffffffa6 RBX: ff1100000ceef3c0 RCX: 1ff4000000108e81
[   53.470140][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef470
[   53.470497][  T166] RBP: ff11000011272000 R08: 1fe22000019dde8f R09: ff1100000cab2ef8
[   53.470847][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.471245][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100aa000
[   53.471611][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.472023][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.472346][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.472701][  T166] PKRU: 55555554
[   53.472935][  T166] Call Trace:
[   53.473212][  T166]  <TASK>
[   53.473492][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   53.473840][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.474214][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.474561][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.474852][  T166]  netif_close_many (net/core/dev.c:1804)
[   53.475184][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.475510][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   53.475908][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.476384][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.476781][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.477215][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.477630][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.478050][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.478568][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.478956][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.479467][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.479923][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.480395][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.480812][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.481173][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.481449][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.481739][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.482034][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.482319][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.482602][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.482877][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.483198][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.483551][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.483914][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.484232][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.484529][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.484782][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.485006][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.485241][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.485444][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.485652][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.485896][  T166]  new_sync_write (fs/read_write.c:595)
[   53.486216][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.486514][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.486810][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.487050][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.487296][  T166]  vfs_write (fs/read_write.c:688)
[   53.487526][  T166]  ksys_write (fs/read_write.c:740)
[   53.487697][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.487898][  T166]  ? 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)
[   53.488131][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.488348][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.488552][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.488757][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.488964][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.489232][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.489445][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.490066][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.490359][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.490641][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.490927][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.491227][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.491519][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.495568][  T166] ------------[ cut here ]------------
| [   53.495798][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.496451][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.497255][  T166] Tainted: [W]=WARN
[   53.497422][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.497668][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.497998][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.498646][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   53.498915][  T166] RAX: 00000000ffffffa6 RBX: ff110000027fa340 RCX: 1ff4000000108e81
[   53.499369][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027fa3f0
[   53.499776][  T166] RBP: ff110000100aa000 R08: 1fe22000004ff47f R09: ff1100000cab2ef8
[   53.500137][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.500423][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   53.500712][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.501055][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.501316][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.501597][  T166] PKRU: 55555554
[   53.501762][  T166] Call Trace:
[   53.501930][  T166]  <TASK>
[   53.502073][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   53.502315][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.502526][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.502740][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.502908][  T166]  netif_close_many (net/core/dev.c:1804)
[   53.503177][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.503435][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   53.503646][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.503888][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.504161][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.504380][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.504658][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.504937][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.505282][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.505500][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.505714][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.505987][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.506248][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.506455][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.506662][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.506873][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.507197][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.507406][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.507613][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.507824][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.508063][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.508281][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.508533][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.508775][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.508999][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.509216][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.509497][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.509773][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.510016][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.510229][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.510438][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.510605][  T166]  new_sync_write (fs/read_write.c:595)
[   53.510811][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.511026][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.511243][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.511448][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.511661][  T166]  vfs_write (fs/read_write.c:688)
[   53.511829][  T166]  ksys_write (fs/read_write.c:740)
[   53.512008][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.512225][  T166]  ? 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)
[   53.512511][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.512727][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.512931][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.513156][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.513361][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.513602][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.513814][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.514443][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.514733][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.515023][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.515339][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.515627][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.515905][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.533026][  T166] ------------[ cut here ]------------
| [   53.533344][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.533706][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.534799][  T166] Tainted: [W]=WARN
[   53.534987][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.535241][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.535489][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.536097][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   53.536367][  T166] RAX: 00000000ffffffa6 RBX: ff110000027fb6c0 RCX: 1ff4000000108ea7
[   53.536777][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027fb770
[   53.537195][  T166] RBP: ff11000010482000 R08: 1fe22000004ff6ef R09: ff1100000cab2ef8
[   53.537584][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.537895][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.538200][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.538513][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.538778][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.539063][  T166] PKRU: 55555554
[   53.539233][  T166] Call Trace:
[   53.539394][  T166]  <TASK>
[   53.539527][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.539769][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.540019][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.540234][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.540476][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.540776][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.541088][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.541469][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.541810][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.542118][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.542402][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.542716][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.543024][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.543325][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.543644][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.543947][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.544269][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.544569][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.544955][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.545341][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.545637][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.545921][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.546275][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.546555][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.546783][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.547004][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.547273][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.547467][  T166]  new_sync_write (fs/read_write.c:595)
[   53.547684][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.547894][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.548118][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.548330][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.548533][  T166]  vfs_write (fs/read_write.c:688)
[   53.548699][  T166]  ksys_write (fs/read_write.c:740)
[   53.548862][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.549085][  T166]  ? 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)
[   53.549311][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.549517][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.549715][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.549914][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.550137][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.550371][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.550580][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.551246][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.551543][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.551819][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.552231][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.552633][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.553012][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.557802][  T166] ------------[ cut here ]------------
| [   53.558025][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.558381][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.559433][  T166] Tainted: [W]=WARN
[   53.559597][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.559861][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.560132][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.560742][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   53.561007][  T166] RAX: 00000000ffffffa6 RBX: ff1100001045fb40 RCX: 1ff4000000108ea7
[   53.561393][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fbf0
[   53.561693][  T166] RBP: ff1100000cc1a000 R08: 1fe220000208bf7f R09: ff1100000cab2ef8
[   53.561989][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.562282][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.562563][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.562898][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.563161][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.563434][  T166] PKRU: 55555554
[   53.563613][  T166] Call Trace:
[   53.563778][  T166]  <TASK>
[   53.563905][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.564171][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.564425][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.564741][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.564998][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.565239][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.565445][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.565791][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.566157][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.566363][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.566669][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.566868][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.567110][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.567320][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.567637][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.567839][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.568059][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.568278][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.568626][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.568891][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.569123][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.569429][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.569666][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.569864][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.570106][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.570413][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.570613][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.570778][  T166]  new_sync_write (fs/read_write.c:595)
[   53.570992][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.571306][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.571510][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.571714][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.571919][  T166]  vfs_write (fs/read_write.c:688)
[   53.572211][  T166]  ksys_write (fs/read_write.c:740)
[   53.572378][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.572595][  T166]  ? 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)
[   53.572797][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.573012][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.573328][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.573535][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.573745][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.573995][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.574211][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.574948][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.575269][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.575546][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.575950][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.576242][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.576522][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.582518][  T166] ------------[ cut here ]------------
| [   53.582739][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.583107][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.584165][  T166] Tainted: [W]=WARN
[   53.584355][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.584679][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.584928][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.585697][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   53.586039][  T166] RAX: 00000000ffffffa6 RBX: ff110000115f64c0 RCX: 1ff4000000108ea7
[   53.586351][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115f6570
[   53.586628][  T166] RBP: ff1100000cbaa000 R08: 1fe22000022becaf R09: ff1100000cab2ef8
[   53.586904][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.587207][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.587498][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.588040][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.588398][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.588701][  T166] PKRU: 55555554
[   53.588863][  T166] Call Trace:
[   53.589041][  T166]  <TASK>
[   53.589172][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.589441][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.589683][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.589911][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.590284][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.590495][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.590733][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.591031][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.591388][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.591591][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.591938][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.592248][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.592578][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.593043][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.593293][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.593524][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.593731][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.593934][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.594344][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.594689][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.594992][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.595281][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.595640][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.595841][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.596063][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.596269][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.596590][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.596755][  T166]  new_sync_write (fs/read_write.c:595)
[   53.596955][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.597176][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.597478][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.597675][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.597878][  T166]  vfs_write (fs/read_write.c:688)
[   53.598065][  T166]  ksys_write (fs/read_write.c:740)
[   53.598444][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.598722][  T166]  ? 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)
[   53.599023][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.599303][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.599627][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.599837][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.600050][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.600293][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.600610][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.601327][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.601606][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.601894][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.602290][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.602560][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.602829][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.609909][  T166] ------------[ cut here ]------------
| [   53.610210][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.610740][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.611871][  T166] Tainted: [W]=WARN
[   53.612261][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.612810][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.613111][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.614025][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   53.614329][  T166] RAX: 00000000ffffffa6 RBX: ff110000115f7cc0 RCX: 1ff4000000108ea7
[   53.614603][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115f7d70
[   53.614875][  T166] RBP: ff11000011272000 R08: 1fe22000022befaf R09: ff1100000cab2ef8
[   53.615278][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.615549][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.615933][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.616374][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.616823][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.617234][  T166] PKRU: 55555554
[   53.617502][  T166] Call Trace:
[   53.617670][  T166]  <TASK>
[   53.617901][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.618203][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.618491][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.618699][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.619060][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.619273][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.619526][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.620061][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.620407][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.620646][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.620847][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.621187][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.621390][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.621591][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.621791][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.622254][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.622544][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.622831][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.623111][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.623456][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.623660][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.623864][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.624232][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.624435][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.624714][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.624915][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.625242][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.625408][  T166]  new_sync_write (fs/read_write.c:595)
[   53.625614][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.625820][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.626036][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.626240][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.626444][  T166]  vfs_write (fs/read_write.c:688)
[   53.626610][  T166]  ksys_write (fs/read_write.c:740)
[   53.626806][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.627178][  T166]  ? 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)
[   53.627381][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.627647][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.627847][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.628175][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.628378][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.628616][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.628824][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.629573][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.629956][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.630373][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.630774][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.631237][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.631510][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.637694][  T166] ------------[ cut here ]------------
| [   53.638018][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   53.638508][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.639506][  T166] Tainted: [W]=WARN
[   53.639673][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.639965][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.640343][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.641317][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   53.641832][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a56b6c0 RCX: 1ff4000000108ea7
[   53.643813][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a56b770
[   53.644365][  T166] RBP: ff110000100aa000 R08: 1fe22000014ad6ef R09: ff1100000cab2ef8
[   53.644876][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.645433][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.645951][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.646544][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.647185][  T166] CR2: 00007f2a6a7ff2a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   53.647696][  T166] PKRU: 55555554
[   53.648095][  T166] Call Trace:
[   53.648353][  T166]  <TASK>
[   53.648620][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.649117][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.649692][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   53.650074][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   53.650406][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   53.650905][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   53.651414][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   53.651728][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.652052][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.652334][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.652714][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.653023][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.653313][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.653739][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.654074][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.654446][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.654787][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.655134][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.655505][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.655874][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.656224][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.656554][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.656928][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.657215][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.657483][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.657749][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.658035][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.658276][  T166]  new_sync_write (fs/read_write.c:595)
[   53.658549][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.658818][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.659117][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.659462][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.659744][  T166]  vfs_write (fs/read_write.c:688)
[   53.659992][  T166]  ksys_write (fs/read_write.c:740)
[   53.660236][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.660503][  T166]  ? 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)
[   53.660775][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.661057][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.661330][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.661597][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.661862][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.662187][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.662468][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.663135][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.663476][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.663821][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.664181][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.664517][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.664857][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.684110][  T166] ------------[ cut here ]------------
| [   53.684344][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   53.684714][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.685733][  T166] Tainted: [W]=WARN
[   53.685853][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.686053][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.686275][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.686957][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   53.687172][  T166] RAX: 00000000ffffffa6 RBX: ff1100000d874ac0 RCX: 1ff4000000108eef
[   53.687487][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d874b70
[   53.687837][  T166] RBP: ff11000004c42000 R08: 1fe2200001b0e96f R09: ff1100000cab2ef8
[   53.688132][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.688346][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.688574][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   53.688892][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.689124][  T166] CR2: 00007f5de47c28f4 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   53.689456][  T166] PKRU: 55555554
[   53.689579][  T166] Call Trace:
[   53.689689][  T166]  <TASK>
[   53.689765][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.689980][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.690221][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.690366][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   53.690540][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.690688][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.690875][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   53.691024][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.691180][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.691346][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   53.691527][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   53.691748][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   53.692158][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   53.692407][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   53.692554][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   53.692701][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   53.692886][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   53.693096][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   53.693303][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   53.693456][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   53.693602][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   53.693712][  T166]  new_sync_write (fs/read_write.c:595)
[   53.693878][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.694066][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   53.694285][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.694498][  T166]  ? ksys_write (fs/read_write.c:740)
[   53.694727][  T166]  vfs_write (fs/read_write.c:688)
[   53.694874][  T166]  ksys_write (fs/read_write.c:740)
[   53.695006][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   53.695220][  T166]  ? 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)
[   53.695377][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.695528][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.695676][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.695820][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.695963][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.696170][  T166] RIP: 0033:0x7fd8e6c0c08e
[   53.696372][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.696883][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   53.697114][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   53.697335][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   53.697611][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   53.697883][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   53.698235][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   53.744921][ T2222] ------------[ cut here ]------------
| [   53.745798][ T2222] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2222
| [   53.746289][ T2222] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.747188][ T2222] Tainted: [W]=WARN
[   53.747433][ T2222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.747731][ T2222] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.748072][ T2222] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.748601][ T2222] RSP: 0018:ffa000000533f060 EFLAGS: 00010286
[   53.748820][ T2222] RAX: 00000000ffffffa6 RBX: ff1100000c611540 RCX: 1ff4000000a67dd2
[   53.749096][ T2222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6115f0
[   53.749348][ T2222] RBP: ff11000011604000 R08: 1fe22000018c22bf R09: ff1100000cc45158
[   53.749597][ T2222] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.749841][ T2222] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000533f100
[   53.750113][ T2222] FS:  00007f356f695840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.750402][ T2222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.750619][ T2222] CR2: 00000000092aa988 CR3: 00000000106b7003 CR4: 0000000000771ef0
[   53.750866][ T2222] PKRU: 55555554
[   53.751109][ T2222] Call Trace:
[   53.751416][ T2222]  <TASK>
[   53.751684][ T2222]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.751960][ T2222]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.752217][ T2222]  netif_close_many (net/core/dev.c:1804)
[   53.752399][ T2222]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.752582][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.752765][ T2222]  ? __dev_close_many (net/core/dev.c:1781)
[   53.752946][ T2222]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.753182][ T2222]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.753398][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.753581][ T2222]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.753858][ T2222]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.754132][ T2222]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.754383][ T2222]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.754662][ T2222]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.754848][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.755047][ T2222]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.755238][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.755423][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.755606][ T2222]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.755812][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.756085][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.756294][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.756471][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.756653][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.756836][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.757068][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.757265][ T2222]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.757508][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.757752][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.758022][ T2222]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.758282][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.758484][ T2222]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.758747][ T2222]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.759015][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.759277][ T2222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.759528][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.759714][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.759894][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.760097][ T2222]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.760285][ T2222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.760487][ T2222]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.760748][ T2222]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.760937][ T2222]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.761148][ T2222]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.761399][ T2222]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.761644][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.761849][ T2222]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.762049][ T2222]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.762242][ T2222]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.762428][ T2222]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.762646][ T2222]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.762843][ T2222]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.763072][ T2222]  ? move_addr_to_kernel (net/socket.c:258)
[   53.763262][ T2222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.763451][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.763637][ T2222]  ___sys_sendmsg (net/socket.c:2752)
[   53.763817][ T2222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.764049][ T2222]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.764253][ T2222]  __sys_sendmsg (net/socket.c:2784)
[   53.764437][ T2222]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.764616][ T2222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.764838][ T2222]  ? 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)
[   53.765036][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.765265][ T2222]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.765511][ T2222]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.765774][ T2222]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.766054][ T2222]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.766445][ T2222] RIP: 0033:0x7f356f8cf08e
[   53.766710][ T2222] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.767249][ T2222] RSP: 002b:00007ffd8c508660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.767498][ T2222] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f356f8cf08e
[   53.767748][ T2222] RDX: 0000000000000000 RSI: 00007ffd8c508710 RDI: 0000000000000005
[   53.768092][ T2222] RBP: 00007ffd8c508670 R08: 0000000000000000 R09: 0000000000000000
[   53.768453][ T2222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   53.768815][ T2222] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8c508dd0
| [   53.773068][ T2222] ------------[ cut here ]------------
| [   53.773279][ T2222] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2222
| [   53.773576][ T2222] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.774386][ T2222] Tainted: [W]=WARN
[   53.774491][ T2222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.774718][ T2222] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.774983][ T2222] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.775581][ T2222] RSP: 0018:ffa000000533f190 EFLAGS: 00010286
[   53.775748][ T2222] RAX: 00000000ffffffa6 RBX: ff1100000b4ab0c0 RCX: 1ff4000000a67df8
[   53.775944][ T2222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab170
[   53.776217][ T2222] RBP: ff11000011604000 R08: 1fe220000169562f R09: ff1100000cc45158
[   53.776514][ T2222] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.776816][ T2222] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.777235][ T2222] FS:  00007f356f695840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   53.777497][ T2222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.777665][ T2222] CR2: 0000561b07814d5c CR3: 00000000106b7004 CR4: 0000000000771ef0
[   53.777856][ T2222] PKRU: 55555554
[   53.777954][ T2222] Call Trace:
[   53.778121][ T2222]  <TASK>
[   53.778190][ T2222]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.778411][ T2222]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.778568][ T2222]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.778697][ T2222]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.778825][ T2222]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.779014][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.779151][ T2222]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.779280][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.779428][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.779622][ T2222]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.779815][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.780023][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.780223][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.780352][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.780480][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.780608][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.780740][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.780871][ T2222]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.781016][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.781184][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.781350][ T2222]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.781478][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.781611][ T2222]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.781746][ T2222]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.781895][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.783726][ T2222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.783888][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.784054][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.784196][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.784336][ T2222]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.784488][ T2222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.784630][ T2222]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.784829][ T2222]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.785042][ T2222]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.785258][ T2222]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.785461][ T2222]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.785661][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.785859][ T2222]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.786018][ T2222]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.786209][ T2222]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.786405][ T2222]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.786595][ T2222]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.786789][ T2222]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.787030][ T2222]  ? move_addr_to_kernel (net/socket.c:258)
[   53.787229][ T2222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.787423][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.787623][ T2222]  ___sys_sendmsg (net/socket.c:2752)
[   53.787805][ T2222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.788018][ T2222]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.788223][ T2222]  __sys_sendmsg (net/socket.c:2784)
[   53.788411][ T2222]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.788549][ T2222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.788765][ T2222]  ? 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)
[   53.788941][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.789097][ T2222]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.789228][ T2222]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.789360][ T2222]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.789494][ T2222]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.789654][ T2222] RIP: 0033:0x7f356f8cf08e
[   53.789863][ T2222] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.790621][ T2222] RSP: 002b:00007ffd8c508660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.790926][ T2222] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f356f8cf08e
[   53.791144][ T2222] RDX: 0000000000000000 RSI: 00007ffd8c508710 RDI: 0000000000000005
[   53.791343][ T2222] RBP: 00007ffd8c508670 R08: 0000000000000000 R09: 0000000000000000
[   53.791540][ T2222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   53.791733][ T2222] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8c508dd0
| [   53.858583][ T2223] ------------[ cut here ]------------
| [   53.858809][ T2223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2223
| [   53.859160][ T2223] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.859803][ T2223] Tainted: [W]=WARN
[   53.859956][ T2223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.861301][ T2223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.861896][ T2223] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.862454][ T2223] RSP: 0018:ffa000000502f060 EFLAGS: 00010286
[   53.862671][ T2223] RAX: 00000000ffffffa6 RBX: ff11000005e470c0 RCX: 1ff4000000a05dd2
[   53.862919][ T2223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47170
[   53.863188][ T2223] RBP: ff11000010624000 R08: 1fe2200000bc8e2f R09: ff1100000cc42e58
[   53.863434][ T2223] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.863682][ T2223] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000502f100
[   53.863930][ T2223] FS:  00007f2637ba0840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.864229][ T2223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.864442][ T2223] CR2: 00007f2637e701a0 CR3: 000000000cc49005 CR4: 0000000000771ef0
[   53.864692][ T2223] PKRU: 55555554
[   53.864839][ T2223] Call Trace:
[   53.865000][ T2223]  <TASK>
[   53.865125][ T2223]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.865310][ T2223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.865465][ T2223]  netif_close_many (net/core/dev.c:1804)
[   53.865647][ T2223]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.865827][ T2223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.866021][ T2223]  ? __dev_close_many (net/core/dev.c:1781)
[   53.866214][ T2223]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.866431][ T2223]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.866646][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.866897][ T2223]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.867149][ T2223]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.867331][ T2223]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.867512][ T2223]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.867726][ T2223]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.867907][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.868111][ T2223]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.868294][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.868474][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.868656][ T2223]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.868836][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.869029][ T2223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.869237][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.869420][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.869603][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.869781][ T2223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.869964][ T2223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.870172][ T2223]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.870381][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.870630][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.870884][ T2223]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.871161][ T2223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.871413][ T2223]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.871604][ T2223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.871789][ T2223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.872060][ T2223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.872322][ T2223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.872579][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.872936][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.873225][ T2223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.873484][ T2223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.873748][ T2223]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.874040][ T2223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.874297][ T2223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.874565][ T2223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.874836][ T2223]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.875152][ T2223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.875427][ T2223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.875702][ T2223]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.875963][ T2223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.876249][ T2223]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.876545][ T2223]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.876745][ T2223]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.877067][ T2223]  ? move_addr_to_kernel (net/socket.c:258)
[   53.877328][ T2223]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.877574][ T2223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.877827][ T2223]  ___sys_sendmsg (net/socket.c:2752)
[   53.878117][ T2223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.878443][ T2223]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.878739][ T2223]  __sys_sendmsg (net/socket.c:2784)
[   53.879025][ T2223]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.879296][ T2223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.879625][ T2223]  ? 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)
[   53.879825][ T2223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.880117][ T2223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.880383][ T2223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.880646][ T2223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.880897][ T2223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.881224][ T2223] RIP: 0033:0x7f2637dda08e
[   53.881498][ T2223] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.882193][ T2223] RSP: 002b:00007fff712e8b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.882460][ T2223] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2637dda08e
[   53.882772][ T2223] RDX: 0000000000000000 RSI: 00007fff712e8bd0 RDI: 0000000000000005
[   53.883041][ T2223] RBP: 00007fff712e8b30 R08: 0000000000000000 R09: 0000000000000000
[   53.883294][ T2223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   53.883539][ T2223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff712e9290
| [   53.887395][ T2223] ------------[ cut here ]------------
| [   53.887547][ T2223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2223
| [   53.887815][ T2223] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.888661][ T2223] Tainted: [W]=WARN
[   53.888811][ T2223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.889012][ T2223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.889261][ T2223] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.889729][ T2223] RSP: 0018:ffa000000502f190 EFLAGS: 00010286
[   53.889896][ T2223] RAX: 00000000ffffffa6 RBX: ff1100000c71f240 RCX: 1ff4000000a05df8
[   53.890144][ T2223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71f2f0
[   53.890385][ T2223] RBP: ff11000010624000 R08: 1fe22000018e3e5f R09: ff1100000cc42e58
[   53.890578][ T2223] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.890768][ T2223] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.890983][ T2223] FS:  00007f2637ba0840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   53.891323][ T2223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.891499][ T2223] CR2: 00007fb6d98bb8f4 CR3: 000000000cc49003 CR4: 0000000000771ef0
[   53.891715][ T2223] PKRU: 55555554
[   53.891857][ T2223] Call Trace:
[   53.892013][ T2223]  <TASK>
[   53.892099][ T2223]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.892311][ T2223]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.892488][ T2223]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.892672][ T2223]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.892805][ T2223]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.892978][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.893118][ T2223]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.893246][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.893384][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.893562][ T2223]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.893743][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.893883][ T2223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.894042][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.894177][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.894306][ T2223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.894433][ T2223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.894566][ T2223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.894693][ T2223]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.894824][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.894950][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.895089][ T2223]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.895213][ T2223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.895342][ T2223]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.895523][ T2223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.895701][ T2223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.895887][ T2223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.896092][ T2223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.896296][ T2223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.896487][ T2223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.896639][ T2223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.896809][ T2223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.897003][ T2223]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.897147][ T2223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.897272][ T2223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.897404][ T2223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.897541][ T2223]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.897672][ T2223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.897822][ T2223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.898002][ T2223]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.898138][ T2223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.898271][ T2223]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.898400][ T2223]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.898526][ T2223]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.898683][ T2223]  ? move_addr_to_kernel (net/socket.c:258)
[   53.898816][ T2223]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.898948][ T2223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.899124][ T2223]  ___sys_sendmsg (net/socket.c:2752)
[   53.899280][ T2223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.899469][ T2223]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.899609][ T2223]  __sys_sendmsg (net/socket.c:2784)
[   53.899746][ T2223]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.899872][ T2223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.900095][ T2223]  ? 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)
[   53.900257][ T2223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.900385][ T2223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.900912][ T2223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.901047][ T2223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.901180][ T2223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.901338][ T2223] RIP: 0033:0x7f2637dda08e
[   53.901484][ T2223] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.902274][ T2223] RSP: 002b:00007fff712e8b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.902590][ T2223] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2637dda08e
[   53.902899][ T2223] RDX: 0000000000000000 RSI: 00007fff712e8bd0 RDI: 0000000000000005
[   53.903192][ T2223] RBP: 00007fff712e8b30 R08: 0000000000000000 R09: 0000000000000000
[   53.903397][ T2223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   53.903649][ T2223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff712e9290
| [   53.967039][ T2224] ------------[ cut here ]------------
| [   53.967278][ T2224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2224
| [   53.967658][ T2224] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.968812][ T2224] Tainted: [W]=WARN
[   53.968989][ T2224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.969213][ T2224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.969438][ T2224] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.970038][ T2224] RSP: 0018:ffa000000532f060 EFLAGS: 00010286
[   53.970358][ T2224] RAX: 00000000ffffffa6 RBX: ff11000005e31240 RCX: 1ff4000000a65dd2
[   53.970685][ T2224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e312f0
[   53.971065][ T2224] RBP: ff1100000c991000 R08: 1fe2200000bc625f R09: ff1100000cc40b58
[   53.971415][ T2224] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.971731][ T2224] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000532f100
[   53.972062][ T2224] FS:  00007fdd70be4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   53.972495][ T2224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.972808][ T2224] CR2: 0000000033b5d988 CR3: 0000000004e35001 CR4: 0000000000771ef0
[   53.973198][ T2224] PKRU: 55555554
[   53.973365][ T2224] Call Trace:
[   53.973514][ T2224]  <TASK>
[   53.973631][ T2224]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.973856][ T2224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.974025][ T2224]  netif_close_many (net/core/dev.c:1804)
[   53.974295][ T2224]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.974480][ T2224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.974665][ T2224]  ? __dev_close_many (net/core/dev.c:1781)
[   53.974846][ T2224]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.975072][ T2224]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.975297][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.975483][ T2224]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.975709][ T2224]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.975893][ T2224]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.976097][ T2224]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.976320][ T2224]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.976503][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.976710][ T2224]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.976902][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.977102][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.977288][ T2224]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.977469][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.977649][ T2224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.977853][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.978047][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.978238][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.978427][ T2224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.978609][ T2224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.978819][ T2224]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.979015][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.979210][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.979419][ T2224]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.979673][ T2224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.979942][ T2224]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.980266][ T2224]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.980483][ T2224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.980676][ T2224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.980863][ T2224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.981065][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.981323][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.981594][ T2224]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.981848][ T2224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.982064][ T2224]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.982260][ T2224]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.982456][ T2224]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.982655][ T2224]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.982836][ T2224]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.983064][ T2224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.983326][ T2224]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.983580][ T2224]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.983831][ T2224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.984145][ T2224]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.984389][ T2224]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.984572][ T2224]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.984805][ T2224]  ? move_addr_to_kernel (net/socket.c:258)
[   53.985057][ T2224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.985330][ T2224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.985606][ T2224]  ___sys_sendmsg (net/socket.c:2752)
[   53.985866][ T2224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.986209][ T2224]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.986438][ T2224]  __sys_sendmsg (net/socket.c:2784)
[   53.986658][ T2224]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.986900][ T2224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.987141][ T2224]  ? 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)
[   53.987326][ T2224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.987511][ T2224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.987706][ T2224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.987886][ T2224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.988090][ T2224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.988306][ T2224] RIP: 0033:0x7fdd70e1e08e
[   53.988498][ T2224] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.989053][ T2224] RSP: 002b:00007ffcb22c5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.989337][ T2224] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd70e1e08e
[   53.989585][ T2224] RDX: 0000000000000000 RSI: 00007ffcb22c56f0 RDI: 0000000000000005
[   53.989839][ T2224] RBP: 00007ffcb22c5650 R08: 0000000000000000 R09: 0000000000000000
[   53.990120][ T2224] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   53.990368][ T2224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb22c5db0
| [   53.994493][ T2224] ------------[ cut here ]------------
| [   53.994657][ T2224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2224
| [   53.994924][ T2224] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.995545][ T2224] Tainted: [W]=WARN
[   53.995646][ T2224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.995814][ T2224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.996000][ T2224] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.996589][ T2224] RSP: 0018:ffa000000532f190 EFLAGS: 00010286
[   53.996767][ T2224] RAX: 00000000ffffffa6 RBX: ff11000004aa76c0 RCX: 1ff4000000a65df8
[   53.997094][ T2224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7770
[   53.997347][ T2224] RBP: ff1100000c991000 R08: 1fe2200000954eef R09: ff1100000cc40b58
[   53.997654][ T2224] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.997888][ T2224] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.998192][ T2224] FS:  00007fdd70be4840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   53.998449][ T2224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.998622][ T2224] CR2: 00007f356f762574 CR3: 0000000004e35006 CR4: 0000000000771ef0
[   53.998838][ T2224] PKRU: 55555554
[   53.998988][ T2224] Call Trace:
[   53.999106][ T2224]  <TASK>
[   53.999174][ T2224]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.999357][ T2224]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.999520][ T2224]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.999664][ T2224]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.999800][ T2224]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.999961][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.000106][ T2224]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.000242][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.000374][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.000505][ T2224]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.000657][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.000791][ T2224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.000944][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.001097][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.001227][ T2224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.001391][ T2224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.001525][ T2224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.001674][ T2224]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.001808][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.001938][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.002074][ T2224]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.002208][ T2224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.002340][ T2224]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.002470][ T2224]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.002600][ T2224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.002729][ T2224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.002858][ T2224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.002993][ T2224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.003125][ T2224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.003272][ T2224]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.003403][ T2224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.003533][ T2224]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.003666][ T2224]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.003795][ T2224]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.003935][ T2224]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.004130][ T2224]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.004328][ T2224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.004504][ T2224]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.004634][ T2224]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.004764][ T2224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.004898][ T2224]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.005062][ T2224]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.005268][ T2224]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.005465][ T2224]  ? move_addr_to_kernel (net/socket.c:258)
[   54.005611][ T2224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.005741][ T2224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.005872][ T2224]  ___sys_sendmsg (net/socket.c:2752)
[   54.006015][ T2224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.006248][ T2224]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.006446][ T2224]  __sys_sendmsg (net/socket.c:2784)
[   54.006637][ T2224]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.006830][ T2224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.007096][ T2224]  ? 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)
[   54.007265][ T2224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.007414][ T2224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.007543][ T2224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.007682][ T2224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.007809][ T2224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.008000][ T2224] RIP: 0033:0x7fdd70e1e08e
[   54.008150][ T2224] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.008616][ T2224] RSP: 002b:00007ffcb22c5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.008909][ T2224] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd70e1e08e
[   54.009228][ T2224] RDX: 0000000000000000 RSI: 00007ffcb22c56f0 RDI: 0000000000000005
[   54.009528][ T2224] RBP: 00007ffcb22c5650 R08: 0000000000000000 R09: 0000000000000000
[   54.009829][ T2224] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.010110][ T2224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb22c5db0
| [   54.067317][ T2225] ------------[ cut here ]------------
| [   54.067541][ T2225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2225
| [   54.067991][ T2225] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.068826][ T2225] Tainted: [W]=WARN
[   54.068932][ T2225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.069121][ T2225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.069301][ T2225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.069778][ T2225] RSP: 0018:ffa000000532f060 EFLAGS: 00010286
[   54.069947][ T2225] RAX: 00000000ffffffa6 RBX: ff1100001064eac0 RCX: 1ff4000000a65dd2
[   54.070231][ T2225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001064eb70
[   54.070432][ T2225] RBP: ff1100000a2ac000 R08: 1fe22000020c9d6f R09: ff11000011b45158
[   54.070636][ T2225] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   54.070838][ T2225] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000532f100
[   54.071093][ T2225] FS:  00007f3b5a4fc840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   54.071434][ T2225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.071696][ T2225] CR2: 0000000028256988 CR3: 000000001135b004 CR4: 0000000000771ef0
[   54.072011][ T2225] PKRU: 55555554
[   54.072165][ T2225] Call Trace:
[   54.072300][ T2225]  <TASK>
[   54.072402][ T2225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.072557][ T2225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.072659][ T2225]  netif_close_many (net/core/dev.c:1804)
[   54.072820][ T2225]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.072976][ T2225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.073119][ T2225]  ? __dev_close_many (net/core/dev.c:1781)
[   54.073254][ T2225]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.073456][ T2225]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.073627][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.073758][ T2225]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.073938][ T2225]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.074100][ T2225]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.074236][ T2225]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.074441][ T2225]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.074577][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.074723][ T2225]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.074858][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.074997][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.075271][ T2225]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.075402][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.075535][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.075706][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.075892][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.076103][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.076298][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.076493][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.076685][ T2225]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.076846][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.077056][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.077254][ T2225]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.077450][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.077651][ T2225]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.077864][ T2225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.078072][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.078249][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.078449][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.078649][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.078846][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.079262][ T2225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.079456][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.079649][ T2225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.079854][ T2225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.080059][ T2225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.080273][ T2225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.080472][ T2225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.080621][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.080762][ T2225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.080896][ T2225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.081042][ T2225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.081223][ T2225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.081416][ T2225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.081613][ T2225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.081861][ T2225]  ? move_addr_to_kernel (net/socket.c:258)
[   54.082074][ T2225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.082240][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.082424][ T2225]  ___sys_sendmsg (net/socket.c:2752)
[   54.082599][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.082771][ T2225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.082917][ T2225]  __sys_sendmsg (net/socket.c:2784)
[   54.083059][ T2225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.083215][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.083415][ T2225]  ? 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)
[   54.083546][ T2225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.083729][ T2225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.083895][ T2225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.084040][ T2225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.084178][ T2225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.084344][ T2225] RIP: 0033:0x7f3b5a73608e
[   54.084486][ T2225] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.084978][ T2225] RSP: 002b:00007ffc857fa190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.085212][ T2225] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3b5a73608e
[   54.085409][ T2225] RDX: 0000000000000000 RSI: 00007ffc857fa240 RDI: 0000000000000005
[   54.085607][ T2225] RBP: 00007ffc857fa1a0 R08: 0000000000000000 R09: 0000000000000000
[   54.085825][ T2225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.086036][ T2225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc857fa900
| [   54.089194][ T2225] ------------[ cut here ]------------
| [   54.089354][ T2225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2225
| [   54.089609][ T2225] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.090258][ T2225] Tainted: [W]=WARN
[   54.090357][ T2225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.090517][ T2225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.090686][ T2225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.091249][ T2225] RSP: 0018:ffa000000532f190 EFLAGS: 00010286
[   54.091424][ T2225] RAX: 00000000ffffffa6 RBX: ff1100001064fb40 RCX: 1ff4000000a65df8
[   54.091616][ T2225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001064fbf0
[   54.091808][ T2225] RBP: ff1100000a2ac000 R08: 1fe22000020c9f7f R09: ff11000011b45158
[   54.092033][ T2225] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.092235][ T2225] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.092455][ T2225] FS:  00007f3b5a4fc840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   54.092680][ T2225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.092844][ T2225] CR2: 0000000028256988 CR3: 000000001135b004 CR4: 0000000000771ef0
[   54.093043][ T2225] PKRU: 55555554
[   54.093149][ T2225] Call Trace:
[   54.093248][ T2225]  <TASK>
[   54.093321][ T2225]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.093503][ T2225]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.093665][ T2225]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.093792][ T2225]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.093918][ T2225]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.094093][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.094223][ T2225]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.094355][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.094480][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.094610][ T2225]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.094739][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.094885][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.095038][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.095171][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.095301][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.095429][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.095554][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.095680][ T2225]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.095810][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.095938][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.096087][ T2225]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.096220][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.096357][ T2225]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.096495][ T2225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.096651][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.096793][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.096930][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.097072][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.097210][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.097344][ T2225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.097483][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.097619][ T2225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.097798][ T2225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.097988][ T2225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.098159][ T2225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.098340][ T2225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.098467][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.098608][ T2225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.098794][ T2225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.098989][ T2225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.099177][ T2225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.099363][ T2225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.099549][ T2225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.099817][ T2225]  ? move_addr_to_kernel (net/socket.c:258)
[   54.100019][ T2225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.100157][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.100335][ T2225]  ___sys_sendmsg (net/socket.c:2752)
[   54.100509][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.100769][ T2225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.100958][ T2225]  __sys_sendmsg (net/socket.c:2784)
[   54.101106][ T2225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.101240][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.101404][ T2225]  ? 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)
[   54.101532][ T2225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.101661][ T2225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.101789][ T2225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.101942][ T2225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.102111][ T2225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.102330][ T2225] RIP: 0033:0x7f3b5a73608e
[   54.102473][ T2225] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.102943][ T2225] RSP: 002b:00007ffc857fa190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.103158][ T2225] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3b5a73608e
[   54.103360][ T2225] RDX: 0000000000000000 RSI: 00007ffc857fa240 RDI: 0000000000000005
[   54.103549][ T2225] RBP: 00007ffc857fa1a0 R08: 0000000000000000 R09: 0000000000000000
[   54.103738][ T2225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.103931][ T2225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc857fa900
| [   54.170779][ T2226] ------------[ cut here ]------------
| [   54.171621][ T2226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2226
| [   54.172109][ T2226] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.173101][ T2226] Tainted: [W]=WARN
[   54.173315][ T2226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.173641][ T2226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.173988][ T2226] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.174796][ T2226] RSP: 0018:ffa0000005a5f060 EFLAGS: 00010286
[   54.175132][ T2226] RAX: 00000000ffffffa6 RBX: ff11000004aa6ac0 RCX: 1ff4000000b4bdd2
[   54.175494][ T2226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6b70
[   54.175850][ T2226] RBP: ff1100000a2fc000 R08: 1fe2200000954d6f R09: ff11000011b42e58
[   54.176232][ T2226] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.176597][ T2226] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005a5f100
[   54.176963][ T2226] FS:  00007f301cd11840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   54.177404][ T2226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.177718][ T2226] CR2: 00007f301cfe11a0 CR3: 0000000010449006 CR4: 0000000000771ef0
[   54.178097][ T2226] PKRU: 55555554
[   54.178303][ T2226] Call Trace:
[   54.178509][ T2226]  <TASK>
[   54.178670][ T2226]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.178921][ T2226]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.179147][ T2226]  netif_close_many (net/core/dev.c:1804)
[   54.179398][ T2226]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.179648][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.179926][ T2226]  ? __dev_close_many (net/core/dev.c:1781)
[   54.180210][ T2226]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.180505][ T2226]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.180834][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.181115][ T2226]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.181417][ T2226]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.181655][ T2226]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.181899][ T2226]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.182254][ T2226]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.182495][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.182746][ T2226]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.183002][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.183253][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.183502][ T2226]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.183769][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.184027][ T2226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.184316][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.184559][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.184805][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.185069][ T2226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.185353][ T2226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.185612][ T2226]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.185858][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.186129][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.186374][ T2226]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.186634][ T2226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.186884][ T2226]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.187165][ T2226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.187417][ T2226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.187664][ T2226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.187921][ T2226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.188201][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.188452][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.188708][ T2226]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.188948][ T2226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.189246][ T2226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.189493][ T2226]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.189732][ T2226]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.189997][ T2226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.190344][ T2226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.190603][ T2226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.190852][ T2226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.191115][ T2226]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.191354][ T2226]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.191625][ T2226]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.191869][ T2226]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.192132][ T2226]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.192429][ T2226]  ? move_addr_to_kernel (net/socket.c:258)
[   54.192679][ T2226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.192925][ T2226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.193198][ T2226]  ___sys_sendmsg (net/socket.c:2752)
[   54.193463][ T2226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.193764][ T2226]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.194047][ T2226]  __sys_sendmsg (net/socket.c:2784)
[   54.194297][ T2226]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.194538][ T2226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.194828][ T2226]  ? 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)
[   54.195087][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.195333][ T2226]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.195576][ T2226]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.195819][ T2226]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.196074][ T2226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.196368][ T2226] RIP: 0033:0x7f301cf4b08e
[   54.196616][ T2226] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.197374][ T2226] RSP: 002b:00007ffc03dd1840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.197711][ T2226] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f301cf4b08e
[   54.198067][ T2226] RDX: 0000000000000000 RSI: 00007ffc03dd18f0 RDI: 0000000000000005
[   54.198408][ T2226] RBP: 00007ffc03dd1850 R08: 0000000000000000 R09: 0000000000000000
[   54.198767][ T2226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.199125][ T2226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc03dd1fb0
| [   54.212557][ T2226] ------------[ cut here ]------------
| [   54.212847][ T2226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2226
| [   54.213321][ T2226] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.214241][ T2226] Tainted: [W]=WARN
[   54.214445][ T2226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.214752][ T2226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.215088][ T2226] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.215836][ T2226] RSP: 0018:ffa0000005a5f190 EFLAGS: 00010286
[   54.216159][ T2226] RAX: 00000000ffffffa6 RBX: ff11000004aa7e40 RCX: 1ff4000000b4bdf8
[   54.216504][ T2226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa7ef0
[   54.216847][ T2226] RBP: ff1100000a2fc000 R08: 1fe2200000954fdf R09: ff11000011b42e58
[   54.217221][ T2226] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.217565][ T2226] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.217919][ T2226] FS:  00007f301cd11840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   54.218338][ T2226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.218639][ T2226] CR2: 00007f301cfe11a0 CR3: 0000000010449006 CR4: 0000000000771ef0
[   54.219000][ T2226] PKRU: 55555554
[   54.219239][ T2226] Call Trace:
[   54.219450][ T2226]  <TASK>
[   54.219607][ T2226]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.219912][ T2226]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.221289][ T2226]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.221634][ T2226]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.221989][ T2226]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.222396][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.222739][ T2226]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.223110][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.223447][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.223796][ T2226]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.224153][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.224482][ T2226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.224845][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.225201][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.225540][ T2226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.225871][ T2226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.226239][ T2226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.226584][ T2226]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.226929][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.227285][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.227655][ T2226]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.228015][ T2226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.228371][ T2226]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.228735][ T2226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.229095][ T2226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.229433][ T2226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.229780][ T2226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.230140][ T2226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.230474][ T2226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.230828][ T2226]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.231192][ T2226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.231537][ T2226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.231886][ T2226]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.232254][ T2226]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.232690][ T2226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.233051][ T2226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.233415][ T2226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.233765][ T2226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.234133][ T2226]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.234476][ T2226]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.234818][ T2226]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.235180][ T2226]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.235518][ T2226]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.235902][ T2226]  ? move_addr_to_kernel (net/socket.c:258)
[   54.236275][ T2226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.236601][ T2226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.236861][ T2226]  ___sys_sendmsg (net/socket.c:2752)
[   54.237166][ T2226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.237484][ T2226]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.237758][ T2226]  __sys_sendmsg (net/socket.c:2784)
[   54.238034][ T2226]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.238297][ T2226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.238604][ T2226]  ? 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)
[   54.238857][ T2226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.239133][ T2226]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.239382][ T2226]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.239629][ T2226]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.239881][ T2226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.240198][ T2226] RIP: 0033:0x7f301cf4b08e
[   54.240460][ T2226] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.241223][ T2226] RSP: 002b:00007ffc03dd1840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.241568][ T2226] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f301cf4b08e
[   54.241914][ T2226] RDX: 0000000000000000 RSI: 00007ffc03dd18f0 RDI: 0000000000000005
[   54.242280][ T2226] RBP: 00007ffc03dd1850 R08: 0000000000000000 R09: 0000000000000000
[   54.242621][ T2226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.242963][ T2226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc03dd1fb0
| [   54.299695][  T166] ------------[ cut here ]------------
| [   54.300054][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   54.300568][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.301933][  T166] Tainted: [W]=WARN
[   54.302186][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.302528][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.302880][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.303730][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   54.304109][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e313c0 RCX: 1ff4000000108ed1
[   54.304489][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e31470
[   54.304872][  T166] RBP: ff110000101a2000 R08: 1fe2200000bc628f R09: ff1100000cab2ef8
[   54.305283][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.305669][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101a2000
[   54.306075][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   54.306530][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.306861][  T166] CR2: 0000561b07815040 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   54.307273][  T166] PKRU: 55555554
[   54.307490][  T166] Call Trace:
[   54.307706][  T166]  <TASK>
[   54.307877][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.308187][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.308416][  T166]  register_netdevice (net/core/dev.c:11488)
[   54.308695][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.309032][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   54.309326][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   54.309664][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   54.309937][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   54.310300][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   54.310631][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.310923][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   54.311221][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   54.311557][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   54.311855][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   54.312203][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   54.312483][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   54.312753][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   54.313045][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   54.313277][  T166]  new_sync_write (fs/read_write.c:595)
[   54.313559][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.313832][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   54.314138][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.314433][  T166]  ? ksys_write (fs/read_write.c:740)
[   54.314740][  T166]  vfs_write (fs/read_write.c:688)
[   54.314992][  T166]  ksys_write (fs/read_write.c:740)
[   54.315229][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   54.315518][  T166]  ? 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)
[   54.315807][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.316123][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.316412][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.316699][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.317097][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.317443][  T166] RIP: 0033:0x7fd8e6c0c08e
[   54.317742][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.318652][  T166] RSP: 002b:00007ffe866f6e10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   54.319088][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   54.319492][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   54.319895][  T166] RBP: 00007ffe866f6e20 R08: 0000000000000000 R09: 0000000000000000
[   54.320322][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   54.320746][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   54.505842][ T2232] ------------[ cut here ]------------
| [   54.506140][ T2232] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2232
| [   54.506572][ T2232] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.507480][ T2232] Tainted: [W]=WARN
[   54.507641][ T2232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.507906][ T2232] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.508254][ T2232] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.509025][ T2232] RSP: 0018:ffa000000590f020 EFLAGS: 00010286
[   54.509305][ T2232] RAX: 00000000ffffffa6 RBX: ff1100000ceef240 RCX: 1ff4000000b21dca
[   54.509632][ T2232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef2f0
[   54.509965][ T2232] RBP: ff110000101a2000 R08: 1fe22000019dde5f R09: ff11000011a5d180
[   54.510356][ T2232] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   54.510686][ T2232] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.511195][ T2232] FS:  00007f907e688840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   54.511573][ T2232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.511872][ T2232] CR2: 000000003a557988 CR3: 0000000011b6c005 CR4: 0000000000771ef0
[   54.512335][ T2232] PKRU: 55555554
[   54.512496][ T2232] Call Trace:
[   54.512658][ T2232]  <TASK>
[   54.512769][ T2232]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   54.513161][ T2232]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.513381][ T2232]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.513552][ T2232]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.513769][ T2232]  __dev_notify_flags (net/core/dev.c:9787)
[   54.514135][ T2232]  ? netif_change_name (net/core/dev.c:1495)
[   54.514363][ T2232]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.514584][ T2232]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.514812][ T2232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.515157][ T2232]  ? 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))
[   54.515385][ T2232]  netif_change_flags (net/core/dev.c:9820)
[   54.515601][ T2232]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.515831][ T2232]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.516071][ T2232]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.516345][ T2232]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.516572][ T2232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.516796][ T2232]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.517017][ T2232]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.517237][ T2232]  ? __kernel_text_address (kernel/extable.c:79)
[   54.517452][ T2232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.517673][ T2232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.517887][ T2232]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.518127][ T2232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.518350][ T2232]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.518562][ T2232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.518797][ T2232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.519033][ T2232]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.519252][ T2232]  ? __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)
[   54.519466][ T2232]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.519685][ T2232]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.519904][ T2232]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.520138][ T2232]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.520362][ T2232]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.520582][ T2232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.520796][ T2232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.521018][ T2232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.521239][ T2232]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.521455][ T2232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.521686][ T2232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.521902][ T2232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.522160][ T2232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.522387][ T2232]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.522604][ T2232]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.522821][ T2232]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.523036][ T2232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.523273][ T2232]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.523518][ T2232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.523740][ T2232]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.523957][ T2232]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.524180][ T2232]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.524394][ T2232]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.524610][ T2232]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.524825][ T2232]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.525054][ T2232]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.525315][ T2232]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.525540][ T2232]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.525754][ T2232]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.525985][ T2232]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.526206][ T2232]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.526423][ T2232]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.526630][ T2232]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.526833][ T2232]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.527214][ T2232]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.527474][ T2232]  ? move_addr_to_kernel (net/socket.c:258)
[   54.527698][ T2232]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.527939][ T2232]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.528169][ T2232]  ___sys_sendmsg (net/socket.c:2752)
[   54.528386][ T2232]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.528664][ T2232]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.528898][ T2232]  __sys_sendmsg (net/socket.c:2784)
[   54.529122][ T2232]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.529342][ T2232]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.529617][ T2232]  ? 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)
[   54.529842][ T2232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.530066][ T2232]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.530283][ T2232]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.530496][ T2232]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.530723][ T2232]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.531022][ T2232] RIP: 0033:0x7f907e8c208e
[   54.531248][ T2232] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.531956][ T2232] RSP: 002b:00007ffc0ace2bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.532303][ T2232] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f907e8c208e
[   54.532601][ T2232] RDX: 0000000000000000 RSI: 00007ffc0ace2c60 RDI: 0000000000000005
[   54.532897][ T2232] RBP: 00007ffc0ace2bc0 R08: 0000000000000000 R09: 0000000000000000
[   54.533231][ T2232] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.533552][ T2232] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0ace3320
| [   54.611228][ T2234] ------------[ cut here ]------------
| [   54.611492][ T2234] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2234
| [   54.611858][ T2234] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.612606][ T2234] Tainted: [W]=WARN
[   54.612765][ T2234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.613009][ T2234] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.613258][ T2234] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.613835][ T2234] RSP: 0018:ffa0000005a7ef70 EFLAGS: 00010286
[   54.614093][ T2234] RAX: 00000000ffffffa6 RBX: ff1100000b4aaf40 RCX: 1ff4000000b4fdb4
[   54.614359][ T2234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aaff0
[   54.614624][ T2234] RBP: ff110000101a2000 R08: 1fe22000016955ff R09: ff11000004ba2e80
[   54.614888][ T2234] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   54.615665][ T2234] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.615938][ T2234] FS:  00007fc565314840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   54.616322][ T2234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.616592][ T2234] CR2: 00005576c1e316c0 CR3: 000000000f151001 CR4: 0000000000771ef0
[   54.616869][ T2234] PKRU: 55555554
[   54.617039][ T2234] Call Trace:
[   54.617206][ T2234]  <TASK>
[   54.617330][ T2234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.617536][ T2234]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.617735][ T2234]  notifier_call_chain (kernel/notifier.c:85)
[   54.617934][ T2234]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.618152][ T2234]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.618351][ T2234]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.618549][ T2234]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.618743][ T2234]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.618940][ T2234] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.619164][ T2234]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.619417][ T2234] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.619666][ T2234]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.619871][ T2234]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.620119][ T2234]  ? nla_strscpy (lib/nlattr.c:795)
[   54.620325][ T2234]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.620522][ T2234]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.620720][ T2234]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.620913][ T2234]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.621164][ T2234]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.621370][ T2234]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.621567][ T2234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.621762][ T2234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.621957][ T2234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.622177][ T2234]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.622373][ T2234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.622574][ T2234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.622771][ T2234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.622981][ T2234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.623229][ T2234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.623425][ T2234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.623619][ T2234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.623819][ T2234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.624029][ T2234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.624251][ T2234]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.624461][ T2234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.624662][ T2234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.624861][ T2234]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.625071][ T2234]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.625280][ T2234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.625477][ T2234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.625672][ T2234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.625868][ T2234]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.626078][ T2234]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.626284][ T2234]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.626515][ T2234]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.626710][ T2234]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.626910][ T2234]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.627162][ T2234]  ? move_addr_to_kernel (net/socket.c:258)
[   54.627360][ T2234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.627560][ T2234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.627757][ T2234]  ___sys_sendmsg (net/socket.c:2752)
[   54.627950][ T2234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.628207][ T2234]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.628416][ T2234]  __sys_sendmsg (net/socket.c:2784)
[   54.628616][ T2234]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.628810][ T2234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.629060][ T2234]  ? 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)
[   54.629270][ T2234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.629493][ T2234]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.629693][ T2234]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.629889][ T2234]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.630118][ T2234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.630351][ T2234] RIP: 0033:0x7fc56554e08e
[   54.630555][ T2234] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.631162][ T2234] RSP: 002b:00007ffc4e579c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.631470][ T2234] RAX: ffffffffffffffda RBX: 00007ffc4e57a398 RCX: 00007fc56554e08e
[   54.631747][ T2234] RDX: 0000000000000000 RSI: 00007ffc4e579cb0 RDI: 0000000000000005
[   54.632024][ T2234] RBP: 00007ffc4e579c10 R08: 0000000000000000 R09: 0000000000000000
[   54.632298][ T2234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.632565][ T2234] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e57a370
| [   54.634818][ T2234] ------------[ cut here ]------------
| [   54.635022][ T2234] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2234
| [   54.635372][ T2234] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.636114][ T2234] Tainted: [W]=WARN
[   54.636286][ T2234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.636517][ T2234] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.636760][ T2234] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.637352][ T2234] RSP: 0018:ffa0000005a7efd0 EFLAGS: 00010286
[   54.637616][ T2234] RAX: 00000000ffffffa6 RBX: ff1100001045eac0 RCX: 1ff4000000b4fdc0
[   54.638012][ T2234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045eb70
[   54.638397][ T2234] RBP: ff1100000be7a000 R08: 1fe220000208bd6f R09: ff11000004ba2e80
[   54.638776][ T2234] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.639059][ T2234] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   54.639370][ T2234] FS:  00007fc565314840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   54.639684][ T2234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.639919][ T2234] CR2: 00005576c1e316c0 CR3: 000000000f151001 CR4: 0000000000771ef0
[   54.640212][ T2234] PKRU: 55555554
[   54.640386][ T2234] Call Trace:
[   54.640547][ T2234]  <TASK>
[   54.640675][ T2234]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.640881][ T2234]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.641058][ T2234]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.641265][ T2234]  __dev_notify_flags (net/core/dev.c:9787)
[   54.641462][ T2234]  ? netif_change_name (net/core/dev.c:1495)
[   54.641660][ T2234]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.641858][ T2234]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.642067][ T2234]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.642280][ T2234] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.642480][ T2234]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.642712][ T2234] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.642921][ T2234]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.643220][ T2234]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.643423][ T2234]  ? nla_strscpy (lib/nlattr.c:795)
[   54.643705][ T2234]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.643922][ T2234]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.644145][ T2234]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.644374][ T2234]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.644583][ T2234]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.644790][ T2234]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.645050][ T2234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.645294][ T2234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.645499][ T2234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.645697][ T2234]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.645897][ T2234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.646119][ T2234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.646319][ T2234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.646520][ T2234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.646730][ T2234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.646935][ T2234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.647161][ T2234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.647363][ T2234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.647560][ T2234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.647767][ T2234]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.647963][ T2234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.648200][ T2234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.648403][ T2234]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.648606][ T2234]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.648821][ T2234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.649028][ T2234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.649233][ T2234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.649435][ T2234]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.649658][ T2234]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.649864][ T2234]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.650161][ T2234]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.650437][ T2234]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.650720][ T2234]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.651093][ T2234]  ? move_addr_to_kernel (net/socket.c:258)
[   54.651402][ T2234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.651692][ T2234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.651963][ T2234]  ___sys_sendmsg (net/socket.c:2752)
[   54.652292][ T2234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.652626][ T2234]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.652885][ T2234]  __sys_sendmsg (net/socket.c:2784)
[   54.653108][ T2234]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.653362][ T2234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.653702][ T2234]  ? 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)
[   54.654016][ T2234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.654289][ T2234]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.654488][ T2234]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.654685][ T2234]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.654950][ T2234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.655296][ T2234] RIP: 0033:0x7fc56554e08e
[   54.655582][ T2234] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.656368][ T2234] RSP: 002b:00007ffc4e579c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.656893][ T2234] RAX: ffffffffffffffda RBX: 00007ffc4e57a398 RCX: 00007fc56554e08e
[   54.657323][ T2234] RDX: 0000000000000000 RSI: 00007ffc4e579cb0 RDI: 0000000000000005
[   54.657706][ T2234] RBP: 00007ffc4e579c10 R08: 0000000000000000 R09: 0000000000000000
[   54.658299][ T2234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.658685][ T2234] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e57a370
| [   54.712740][ T2235] ------------[ cut here ]------------
| [   54.713346][ T2235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2235
| [   54.713869][ T2235] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.714806][ T2235] Tainted: [W]=WARN
[   54.714993][ T2235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.715261][ T2235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.715545][ T2235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.717464][ T2235] RSP: 0018:ffa0000005a7f020 EFLAGS: 00010286
[   54.717779][ T2235] RAX: 00000000ffffffa6 RBX: ff1100000c610640 RCX: 1ff4000000b4fdca
[   54.718143][ T2235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6106f0
[   54.718481][ T2235] RBP: ff1100000be7a000 R08: 1fe22000018c20df R09: ff1100000c982e58
[   54.718818][ T2235] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   54.719162][ T2235] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.719501][ T2235] FS:  00007f8a2dc18840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   54.719899][ T2235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.720187][ T2235] CR2: 00000000169e4988 CR3: 0000000004d2b003 CR4: 0000000000771ef0
[   54.720517][ T2235] PKRU: 55555554
[   54.720665][ T2235] Call Trace:
[   54.720830][ T2235]  <TASK>
[   54.720954][ T2235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.721205][ T2235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.721379][ T2235]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.721613][ T2235]  __dev_notify_flags (net/core/dev.c:9787)
[   54.721850][ T2235]  ? netif_change_name (net/core/dev.c:1495)
[   54.722086][ T2235]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.722303][ T2235]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.722525][ T2235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.722749][ T2235]  ? 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))
[   54.722982][ T2235]  netif_change_flags (net/core/dev.c:9820)
[   54.723212][ T2235]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.723452][ T2235]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.723691][ T2235]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.723931][ T2235]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.724204][ T2235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.724415][ T2235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.724640][ T2235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.724864][ T2235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.725097][ T2235]  ? __kernel_text_address (kernel/extable.c:79)
[   54.725319][ T2235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.725541][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.725759][ T2235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.725987][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.726207][ T2235]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.726421][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.726639][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.726855][ T2235]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.727093][ T2235]  ? __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)
[   54.727310][ T2235]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.727524][ T2235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.727741][ T2235]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.727989][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.728217][ T2235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.728437][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.728652][ T2235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.728868][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.729102][ T2235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.729325][ T2235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.729546][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.729789][ T2235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.730013][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.730233][ T2235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.730458][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.730675][ T2235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.730893][ T2235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.731121][ T2235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.731336][ T2235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.731565][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.731782][ T2235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.732013][ T2235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.732397][ T2235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.732619][ T2235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.733029][ T2235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.733581][ T2235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.733799][ T2235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.734016][ T2235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.734203][ T2235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.734406][ T2235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.734615][ T2235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.734995][ T2235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.735216][ T2235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.735431][ T2235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.735643][ T2235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.736079][ T2235]  ? move_addr_to_kernel (net/socket.c:258)
[   54.736305][ T2235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.736537][ T2235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.736761][ T2235]  ___sys_sendmsg (net/socket.c:2752)
[   54.736988][ T2235]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.737265][ T2235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.737669][ T2235]  __sys_sendmsg (net/socket.c:2784)
[   54.737890][ T2235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.738337][ T2235]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.738601][ T2235]  ? 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)
[   54.738958][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.739200][ T2235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.739414][ T2235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.739629][ T2235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.739845][ T2235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.740120][ T2235] RIP: 0033:0x7f8a2de5208e
[   54.740343][ T2235] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.741106][ T2235] RSP: 002b:00007ffe2d5ff6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.741437][ T2235] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8a2de5208e
[   54.741756][ T2235] RDX: 0000000000000000 RSI: 00007ffe2d5ff780 RDI: 0000000000000005
[   54.742087][ T2235] RBP: 00007ffe2d5ff6e0 R08: 0000000000000000 R09: 0000000000000000
[   54.742408][ T2235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba1
[   54.742750][ T2235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d5ffe40
| [   54.856201][ T2242] ------------[ cut here ]------------
| [   54.856494][ T2242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2242
| [   54.856985][ T2242] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.858012][ T2242] Tainted: [W]=WARN
[   54.858199][ T2242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.858494][ T2242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.858811][ T2242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.859659][ T2242] RSP: 0018:ffa0000005a9ef70 EFLAGS: 00010286
[   54.859954][ T2242] RAX: 00000000ffffffa6 RBX: ff1100000d875540 RCX: 1ff4000000b53db4
[   54.860345][ T2242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d8755f0
[   54.860702][ T2242] RBP: ff110000101a2000 R08: 1fe2200001b0eabf R09: ff1100000c842e80
[   54.861061][ T2242] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.861417][ T2242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.861777][ T2242] FS:  00007f95095f1840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   54.862214][ T2242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.862507][ T2242] CR2: 00007f95098c11a0 CR3: 000000000f0d6004 CR4: 0000000000771ef0
[   54.862859][ T2242] PKRU: 55555554
[   54.863051][ T2242] Call Trace:
[   54.863232][ T2242]  <TASK>
[   54.863354][ T2242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.863596][ T2242]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.863834][ T2242]  notifier_call_chain (kernel/notifier.c:85)
[   54.864091][ T2242]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.864326][ T2242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.864569][ T2242]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.864809][ T2242]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.865049][ T2242]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.865270][ T2242] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.865511][ T2242]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.865755][ T2242] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.866001][ T2242]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.866248][ T2242]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.866486][ T2242]  ? nla_strscpy (lib/nlattr.c:795)
[   54.866727][ T2242]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.866965][ T2242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.867212][ T2242]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.867446][ T2242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.867694][ T2242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.867936][ T2242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.868187][ T2242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.868414][ T2242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.868647][ T2242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.868878][ T2242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.869123][ T2242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.869367][ T2242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.869611][ T2242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.869842][ T2242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.870084][ T2242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.870317][ T2242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.870550][ T2242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.870786][ T2242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.871028][ T2242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.871265][ T2242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.871491][ T2242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.871728][ T2242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.871978][ T2242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.872230][ T2242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.872474][ T2242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.872709][ T2242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.872939][ T2242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.873187][ T2242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.873419][ T2242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.873656][ T2242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.873894][ T2242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.874143][ T2242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.874375][ T2242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.874663][ T2242]  ? move_addr_to_kernel (net/socket.c:258)
[   54.874900][ T2242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.875145][ T2242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.875374][ T2242]  ___sys_sendmsg (net/socket.c:2752)
[   54.875600][ T2242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.875896][ T2242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.876174][ T2242]  __sys_sendmsg (net/socket.c:2784)
[   54.876406][ T2242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.876634][ T2242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.876931][ T2242]  ? 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)
[   54.877175][ T2242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.877411][ T2242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.877643][ T2242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.877871][ T2242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.878109][ T2242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.878401][ T2242] RIP: 0033:0x7f950982b08e
[   54.878650][ T2242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.879516][ T2242] RSP: 002b:00007ffe03dff4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.879874][ T2242] RAX: ffffffffffffffda RBX: 00007ffe03dffc58 RCX: 00007f950982b08e
[   54.880249][ T2242] RDX: 0000000000000000 RSI: 00007ffe03dff570 RDI: 0000000000000005
[   54.880608][ T2242] RBP: 00007ffe03dff4d0 R08: 0000000000000000 R09: 0000000000000000
[   54.880960][ T2242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   54.881350][ T2242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe03dffc30
| [   54.884348][ T2242] ------------[ cut here ]------------
| [   54.884581][ T2242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2242
| [   54.885062][ T2242] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.886047][ T2242] Tainted: [W]=WARN
[   54.886231][ T2242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.886528][ T2242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.886834][ T2242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.887682][ T2242] RSP: 0018:ffa0000005a9efd0 EFLAGS: 00010286
[   54.887991][ T2242] RAX: 00000000ffffffa6 RBX: ff1100000d874f40 RCX: 1ff4000000b53dc0
[   54.888347][ T2242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d874ff0
[   54.888702][ T2242] RBP: ff1100000f362000 R08: 1fe2200001b0e9ff R09: ff1100000c842e80
[   54.889058][ T2242] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.889405][ T2242] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f362e04
[   54.889754][ T2242] FS:  00007f95095f1840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   54.890180][ T2242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.890479][ T2242] CR2: 00007f95098c11a0 CR3: 000000000f0d6004 CR4: 0000000000771ef0
[   54.890840][ T2242] PKRU: 55555554
[   54.891024][ T2242] Call Trace:
[   54.891209][ T2242]  <TASK>
[   54.891332][ T2242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.891571][ T2242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.891747][ T2242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.891995][ T2242]  __dev_notify_flags (net/core/dev.c:9787)
[   54.892242][ T2242]  ? netif_change_name (net/core/dev.c:1495)
[   54.892497][ T2242]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.892733][ T2242]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.892966][ T2242]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.893221][ T2242] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.893469][ T2242]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.893713][ T2242] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.893955][ T2242]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.894221][ T2242]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.894490][ T2242]  ? nla_strscpy (lib/nlattr.c:795)
[   54.894747][ T2242]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.895011][ T2242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.895252][ T2242]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.895491][ T2242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.895741][ T2242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.896017][ T2242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.896261][ T2242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.896495][ T2242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.896728][ T2242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.896961][ T2242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.897206][ T2242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.897444][ T2242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.897669][ T2242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.897911][ T2242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.898162][ T2242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.898395][ T2242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.898627][ T2242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.898860][ T2242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.899110][ T2242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.899364][ T2242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.899597][ T2242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.899828][ T2242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.900085][ T2242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.900318][ T2242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.900563][ T2242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.900800][ T2242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.901042][ T2242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.901280][ T2242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.901514][ T2242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.901764][ T2242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.902011][ T2242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.902249][ T2242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.902482][ T2242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.902773][ T2242]  ? move_addr_to_kernel (net/socket.c:258)
[   54.903022][ T2242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.903261][ T2242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.903496][ T2242]  ___sys_sendmsg (net/socket.c:2752)
[   54.903726][ T2242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.904025][ T2242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.904286][ T2242]  __sys_sendmsg (net/socket.c:2784)
[   54.904520][ T2242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.904753][ T2242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.905062][ T2242]  ? 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)
[   54.905300][ T2242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.905528][ T2242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.905760][ T2242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.906007][ T2242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.906244][ T2242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.906531][ T2242] RIP: 0033:0x7f950982b08e
[   54.906774][ T2242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.907846][ T2242] RSP: 002b:00007ffe03dff4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.908214][ T2242] RAX: ffffffffffffffda RBX: 00007ffe03dffc58 RCX: 00007f950982b08e
[   54.908573][ T2242] RDX: 0000000000000000 RSI: 00007ffe03dff570 RDI: 0000000000000005
[   54.908924][ T2242] RBP: 00007ffe03dff4d0 R08: 0000000000000000 R09: 0000000000000000
[   54.909302][ T2242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   54.909655][ T2242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe03dffc30
| [   54.996079][ T2243] ------------[ cut here ]------------
| [   54.996371][ T2243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2243
| [   54.996811][ T2243] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.997727][ T2243] Tainted: [W]=WARN
[   54.997890][ T2243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.998175][ T2243] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.998460][ T2243] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.999338][ T2243] RSP: 0018:ffa000000532f020 EFLAGS: 00010286
[   54.999614][ T2243] RAX: 00000000ffffffa6 RBX: ff1100001045e340 RCX: 1ff4000000a65dca
[   54.999937][ T2243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e3f0
[   55.000274][ T2243] RBP: ff1100000f362000 R08: 1fe220000208bc7f R09: ff1100000c6b2e58
[   55.000624][ T2243] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   55.000944][ T2243] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.001289][ T2243] FS:  00007fcf0d9a7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   55.001668][ T2243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.001935][ T2243] CR2: 0000000023660988 CR3: 0000000011bb9006 CR4: 0000000000771ef0
[   55.002281][ T2243] PKRU: 55555554
[   55.002445][ T2243] Call Trace:
[   55.002606][ T2243]  <TASK>
[   55.002722][ T2243]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.002944][ T2243]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.003142][ T2243]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.003356][ T2243]  __dev_notify_flags (net/core/dev.c:9787)
[   55.003572][ T2243]  ? netif_change_name (net/core/dev.c:1495)
[   55.004044][ T2243]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.004264][ T2243]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.004482][ T2243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.004712][ T2243]  ? 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))
[   55.004939][ T2243]  netif_change_flags (net/core/dev.c:9820)
[   55.005167][ T2243]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.005397][ T2243]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.005614][ T2243]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.005824][ T2243]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.006106][ T2243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.006323][ T2243]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.006540][ T2243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.006747][ T2243]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.006986][ T2243]  ? __kernel_text_address (kernel/extable.c:79)
[   55.007224][ T2243]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.007441][ T2243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.007650][ T2243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.007861][ T2243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.008104][ T2243]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.008319][ T2243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.008529][ T2243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.008741][ T2243]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.008956][ T2243]  ? __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)
[   55.009209][ T2243]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.009421][ T2243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.009654][ T2243]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.009880][ T2243]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.010121][ T2243]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.010337][ T2243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.010554][ T2243]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.010769][ T2243]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.010992][ T2243]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.011230][ T2243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.011453][ T2243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.011665][ T2243]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.011889][ T2243]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.012131][ T2243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.012348][ T2243]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.012578][ T2243]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.012792][ T2243]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.013016][ T2243]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.013267][ T2243]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.013486][ T2243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.013697][ T2243]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.013908][ T2243]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.014137][ T2243]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.014354][ T2243]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.014577][ T2243]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.014816][ T2243]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.015044][ T2243]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.015266][ T2243]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.015480][ T2243]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.015702][ T2243]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.015919][ T2243]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.016146][ T2243]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.016357][ T2243]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.016563][ T2243]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.016772][ T2243]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.017042][ T2243]  ? move_addr_to_kernel (net/socket.c:258)
[   55.017297][ T2243]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.017514][ T2243]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.017736][ T2243]  ___sys_sendmsg (net/socket.c:2752)
[   55.017949][ T2243]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.018238][ T2243]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.018475][ T2243]  __sys_sendmsg (net/socket.c:2784)
[   55.018687][ T2243]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.018898][ T2243]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.019185][ T2243]  ? 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)
[   55.019403][ T2243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.019644][ T2243]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.019859][ T2243]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.020086][ T2243]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.020298][ T2243]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.020555][ T2243] RIP: 0033:0x7fcf0dbe108e
[   55.020790][ T2243] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.021578][ T2243] RSP: 002b:00007ffc15a7d7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.021905][ T2243] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcf0dbe108e
[   55.022260][ T2243] RDX: 0000000000000000 RSI: 00007ffc15a7d860 RDI: 0000000000000005
[   55.022584][ T2243] RBP: 00007ffc15a7d7c0 R08: 0000000000000000 R09: 0000000000000000
[   55.022911][ T2243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.023276][ T2243] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc15a7df20
| [   55.178306][ T2254] ------------[ cut here ]------------
| [   55.178601][ T2254] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2254
| [   55.179561][ T2254] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.180660][ T2254] Tainted: [W]=WARN
[   55.180836][ T2254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.181148][ T2254] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.181460][ T2254] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.182357][ T2254] RSP: 0018:ffa0000005b4ef70 EFLAGS: 00010286
[   55.182658][ T2254] RAX: 00000000ffffffa6 RBX: ff1100000b4ab9c0 RCX: 1ff4000000b69db4
[   55.183023][ T2254] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aba70
[   55.183380][ T2254] RBP: ff110000101a2000 R08: 1fe220000169574f R09: ff11000010510b80
[   55.183746][ T2254] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   55.184108][ T2254] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   55.184474][ T2254] FS:  00007fc604558840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   55.184885][ T2254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.185223][ T2254] CR2: 0000000002a1da28 CR3: 000000001138f005 CR4: 0000000000771ef0
[   55.185593][ T2254] PKRU: 55555554
[   55.185765][ T2254] Call Trace:
[   55.185937][ T2254]  <TASK>
[   55.186187][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.186438][ T2254]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.186754][ T2254]  notifier_call_chain (kernel/notifier.c:85)
[   55.187003][ T2254]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   55.187242][ T2254]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   55.187481][ T2254]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.187717][ T2254]  netdev_upper_dev_link (net/core/dev.c:8972)
[   55.187946][ T2254]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   55.188201][ T2254] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   55.188441][ T2254]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.188682][ T2254] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.188918][ T2254]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.189184][ T2254]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.189424][ T2254]  ? nla_strscpy (lib/nlattr.c:795)
[   55.189656][ T2254]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.189890][ T2254]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.190135][ T2254]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.190367][ T2254]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.190609][ T2254]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.190876][ T2254]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.191127][ T2254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.191366][ T2254]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.191611][ T2254]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.191837][ T2254]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.192075][ T2254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.192316][ T2254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.192547][ T2254]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.192789][ T2254]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.193031][ T2254]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.193269][ T2254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.193520][ T2254]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.193756][ T2254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.193996][ T2254]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.194234][ T2254]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.194464][ T2254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.194722][ T2254]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.194957][ T2254]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.195213][ T2254]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.195451][ T2254]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.195681][ T2254]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.195909][ T2254]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.196154][ T2254]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.196387][ T2254]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.196622][ T2254]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.196855][ T2254]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.197106][ T2254]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.197337][ T2254]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.197640][ T2254]  ? move_addr_to_kernel (net/socket.c:258)
[   55.197874][ T2254]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.198141][ T2254]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.198378][ T2254]  ___sys_sendmsg (net/socket.c:2752)
[   55.198606][ T2254]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.198916][ T2254]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.199191][ T2254]  __sys_sendmsg (net/socket.c:2784)
[   55.199465][ T2254]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.199707][ T2254]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.200019][ T2254]  ? 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)
[   55.200268][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.200505][ T2254]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.200748][ T2254]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.200989][ T2254]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.201223][ T2254]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.201509][ T2254] RIP: 0033:0x7fc60479208e
[   55.201783][ T2254] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.202711][ T2254] RSP: 002b:00007ffe0074ce30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.203133][ T2254] RAX: ffffffffffffffda RBX: 00007ffe0074d5c8 RCX: 00007fc60479208e
[   55.203507][ T2254] RDX: 0000000000000000 RSI: 00007ffe0074cee0 RDI: 0000000000000005
[   55.203877][ T2254] RBP: 00007ffe0074ce40 R08: 0000000000000000 R09: 0000000000000000
[   55.204263][ T2254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.204622][ T2254] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0074d5a0
| [   55.207613][ T2254] ------------[ cut here ]------------
| [   55.207858][ T2254] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2254
| [   55.208349][ T2254] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.209381][ T2254] Tainted: [W]=WARN
[   55.209566][ T2254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.209880][ T2254] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.210210][ T2254] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.211054][ T2254] RSP: 0018:ffa0000005b4efd0 EFLAGS: 00010286
[   55.211362][ T2254] RAX: 00000000ffffffa6 RBX: ff110000090a8dc0 RCX: 1ff4000000b69dc0
[   55.211733][ T2254] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8e70
[   55.212102][ T2254] RBP: ff1100001033a000 R08: 1fe22000012151cf R09: ff11000010510b80
[   55.212460][ T2254] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.212835][ T2254] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033ae04
[   55.213207][ T2254] FS:  00007fc604558840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   55.213620][ T2254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.213941][ T2254] CR2: 0000561b07814d5c CR3: 000000001138f004 CR4: 0000000000771ef0
[   55.214323][ T2254] PKRU: 55555554
[   55.214500][ T2254] Call Trace:
[   55.214681][ T2254]  <TASK>
[   55.214806][ T2254]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.215057][ T2254]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.215252][ T2254]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   55.215489][ T2254]  __dev_notify_flags (net/core/dev.c:9787)
[   55.215739][ T2254]  ? netif_change_name (net/core/dev.c:1495)
[   55.216031][ T2254]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.216279][ T2254]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   55.216516][ T2254]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.216767][ T2254] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.217038][ T2254]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.217289][ T2254] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.217539][ T2254]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.217792][ T2254]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.218042][ T2254]  ? nla_strscpy (lib/nlattr.c:795)
[   55.218286][ T2254]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.218522][ T2254]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.218752][ T2254]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.219025][ T2254]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.219303][ T2254]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.219560][ T2254]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.219798][ T2254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.220065][ T2254]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.220329][ T2254]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.220566][ T2254]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.220800][ T2254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.221054][ T2254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.221307][ T2254]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.221545][ T2254]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.221781][ T2254]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.222022][ T2254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.222292][ T2254]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.222531][ T2254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.222775][ T2254]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.222992][ T2254]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.223223][ T2254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.223460][ T2254]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.223712][ T2254]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.223949][ T2254]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.224204][ T2254]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.224444][ T2254]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.224678][ T2254]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.224951][ T2254]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.225205][ T2254]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.225457][ T2254]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.225699][ T2254]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.225938][ T2254]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.226209][ T2254]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.226504][ T2254]  ? move_addr_to_kernel (net/socket.c:258)
[   55.226746][ T2254]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.226996][ T2254]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.227292][ T2254]  ___sys_sendmsg (net/socket.c:2752)
[   55.227525][ T2254]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.227818][ T2254]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.228110][ T2254]  __sys_sendmsg (net/socket.c:2784)
[   55.228358][ T2254]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.228594][ T2254]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.228895][ T2254]  ? 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)
[   55.229142][ T2254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.229388][ T2254]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.229648][ T2254]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.229881][ T2254]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.230140][ T2254]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.230445][ T2254] RIP: 0033:0x7fc60479208e
[   55.230696][ T2254] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.231547][ T2254] RSP: 002b:00007ffe0074ce30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.231919][ T2254] RAX: ffffffffffffffda RBX: 00007ffe0074d5c8 RCX: 00007fc60479208e
[   55.232294][ T2254] RDX: 0000000000000000 RSI: 00007ffe0074cee0 RDI: 0000000000000005
[   55.232652][ T2254] RBP: 00007ffe0074ce40 R08: 0000000000000000 R09: 0000000000000000
[   55.233042][ T2254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.233409][ T2254] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0074d5a0
| [   55.285744][ T2255] ------------[ cut here ]------------
| [   55.286019][ T2255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2255
| [   55.286460][ T2255] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.287377][ T2255] Tainted: [W]=WARN
[   55.287556][ T2255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.287839][ T2255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.288166][ T2255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.289029][ T2255] RSP: 0018:ffa0000005b5f020 EFLAGS: 00010286
[   55.289312][ T2255] RAX: 00000000ffffffa6 RBX: ff1100000b4aaac0 RCX: 1ff4000000b6bdca
[   55.289649][ T2255] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aab70
[   55.289993][ T2255] RBP: ff1100001033a000 R08: 1fe220000169556f R09: ff11000010515158
[   55.290330][ T2255] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   55.290654][ T2255] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.290983][ T2255] FS:  00007f17471ad840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   55.291370][ T2255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.291639][ T2255] CR2: 00000000177ef988 CR3: 0000000011b03002 CR4: 0000000000771ef0
[   55.291988][ T2255] PKRU: 55555554
[   55.292160][ T2255] Call Trace:
[   55.292326][ T2255]  <TASK>
[   55.292442][ T2255]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.292665][ T2255]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.292828][ T2255]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.293060][ T2255]  __dev_notify_flags (net/core/dev.c:9787)
[   55.293315][ T2255]  ? netif_change_name (net/core/dev.c:1495)
[   55.293530][ T2255]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.293745][ T2255]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.293958][ T2255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.294190][ T2255]  ? 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))
[   55.294411][ T2255]  netif_change_flags (net/core/dev.c:9820)
[   55.294634][ T2255]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.294851][ T2255]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.295086][ T2255]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.295309][ T2255]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.295584][ T2255]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.295804][ T2255]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.296034][ T2255]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.296248][ T2255]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.296453][ T2255]  ? __kernel_text_address (kernel/extable.c:79)
[   55.296663][ T2255]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.296877][ T2255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.297111][ T2255]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.297329][ T2255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.297540][ T2255]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.297749][ T2255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.297958][ T2255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.298185][ T2255]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.298402][ T2255]  ? __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)
[   55.298613][ T2255]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.298828][ T2255]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.299056][ T2255]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.299272][ T2255]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.299491][ T2255]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.299708][ T2255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.299922][ T2255]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.300153][ T2255]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.300369][ T2255]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.300586][ T2255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.300806][ T2255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.301029][ T2255]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.301249][ T2255]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.301462][ T2255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.301681][ T2255]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.301896][ T2255]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.302127][ T2255]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.302337][ T2255]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.302551][ T2255]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.302776][ T2255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.303014][ T2255]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.303243][ T2255]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.303462][ T2255]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.303684][ T2255]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.303911][ T2255]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.304135][ T2255]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.304347][ T2255]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.304575][ T2255]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.304794][ T2255]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.305013][ T2255]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.305232][ T2255]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.305451][ T2255]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.305678][ T2255]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.305903][ T2255]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.306132][ T2255]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.306406][ T2255]  ? move_addr_to_kernel (net/socket.c:258)
[   55.306631][ T2255]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.306850][ T2255]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.307081][ T2255]  ___sys_sendmsg (net/socket.c:2752)
[   55.307303][ T2255]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.307570][ T2255]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.307812][ T2255]  __sys_sendmsg (net/socket.c:2784)
[   55.308039][ T2255]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.308262][ T2255]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.308539][ T2255]  ? 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)
[   55.308754][ T2255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.308981][ T2255]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.309202][ T2255]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.309425][ T2255]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.309643][ T2255]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.309913][ T2255] RIP: 0033:0x7f17473e708e
[   55.310157][ T2255] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.310914][ T2255] RSP: 002b:00007ffff33c29a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.311253][ T2255] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f17473e708e
[   55.311578][ T2255] RDX: 0000000000000000 RSI: 00007ffff33c2a50 RDI: 0000000000000005
[   55.311895][ T2255] RBP: 00007ffff33c29b0 R08: 0000000000000000 R09: 0000000000000000
[   55.312235][ T2255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.312557][ T2255] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff33c3110
| [   55.522885][ T2270] ------------[ cut here ]------------
| [   55.523155][ T2270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2270
| [   55.523503][ T2270] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.524254][ T2270] Tainted: [W]=WARN
[   55.524416][ T2270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.524654][ T2270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.524900][ T2270] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.525591][ T2270] RSP: 0018:ffa0000005c1ef70 EFLAGS: 00010286
[   55.526068][ T2270] RAX: 00000000ffffffa6 RBX: ff110000090a8940 RCX: 1ff4000000b83db4
[   55.526474][ T2270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a89f0
[   55.526846][ T2270] RBP: ff110000101a2000 R08: 1fe220000121513f R09: ff11000011c68b80
[   55.527232][ T2270] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   55.527566][ T2270] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   55.527911][ T2270] FS:  00007effe16f6840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   55.528237][ T2270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.528507][ T2270] CR2: 0000000005edca28 CR3: 000000001127e006 CR4: 0000000000771ef0
[   55.528785][ T2270] PKRU: 55555554
[   55.528944][ T2270] Call Trace:
[   55.529144][ T2270]  <TASK>
[   55.529271][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.529469][ T2270]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.529678][ T2270]  notifier_call_chain (kernel/notifier.c:85)
[   55.529887][ T2270]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   55.530120][ T2270]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   55.530319][ T2270]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.530550][ T2270]  netdev_upper_dev_link (net/core/dev.c:8972)
[   55.530748][ T2270]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   55.530942][ T2270] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   55.531170][ T2270]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.531370][ T2270] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.531570][ T2270]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.531771][ T2270]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.531966][ T2270]  ? nla_strscpy (lib/nlattr.c:795)
[   55.532200][ T2270]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.532400][ T2270]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.532594][ T2270]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.532787][ T2270]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.533003][ T2270]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.533221][ T2270]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.533418][ T2270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.533614][ T2270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.533813][ T2270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.534018][ T2270]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.534220][ T2270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.534420][ T2270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.534614][ T2270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.534824][ T2270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.535041][ T2270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.535249][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.535445][ T2270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.535644][ T2270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.535837][ T2270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.536047][ T2270]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.536259][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.536456][ T2270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.536655][ T2270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.536850][ T2270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.537064][ T2270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.537372][ T2270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.537572][ T2270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.537770][ T2270]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.537965][ T2270]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.538184][ T2270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.538400][ T2270]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.538597][ T2270]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.538791][ T2270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.539033][ T2270]  ? move_addr_to_kernel (net/socket.c:258)
[   55.539253][ T2270]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.539449][ T2270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.539650][ T2270]  ___sys_sendmsg (net/socket.c:2752)
[   55.539846][ T2270]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.540101][ T2270]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.540325][ T2270]  __sys_sendmsg (net/socket.c:2784)
[   55.540523][ T2270]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.540719][ T2270]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.540957][ T2270]  ? 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)
[   55.541176][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.541375][ T2270]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.541574][ T2270]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.541775][ T2270]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.541987][ T2270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.542228][ T2270] RIP: 0033:0x7effe193008e
[   55.542448][ T2270] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.543033][ T2270] RSP: 002b:00007ffdba8896b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.543313][ T2270] RAX: ffffffffffffffda RBX: 00007ffdba889e48 RCX: 00007effe193008e
[   55.543586][ T2270] RDX: 0000000000000000 RSI: 00007ffdba889760 RDI: 0000000000000005
[   55.543853][ T2270] RBP: 00007ffdba8896c0 R08: 0000000000000000 R09: 0000000000000000
[   55.544139][ T2270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.544427][ T2270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdba889e20
| [   55.546859][ T2270] ------------[ cut here ]------------
| [   55.547136][ T2270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2270
| [   55.547592][ T2270] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.548579][ T2270] Tainted: [W]=WARN
[   55.548753][ T2270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.549056][ T2270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.549370][ T2270] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.550278][ T2270] RSP: 0018:ffa0000005c1efd0 EFLAGS: 00010286
[   55.550586][ T2270] RAX: 00000000ffffffa6 RBX: ff110000093a36c0 RCX: 1ff4000000b83dc0
[   55.550932][ T2270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3770
[   55.551295][ T2270] RBP: ff11000010482000 R08: 1fe22000012746ef R09: ff11000011c68b80
[   55.551631][ T2270] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.551992][ T2270] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   55.552388][ T2270] FS:  00007effe16f6840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   55.552793][ T2270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.553120][ T2270] CR2: 00007fd8e6dabf98 CR3: 000000001127e003 CR4: 0000000000771ef0
[   55.553471][ T2270] PKRU: 55555554
[   55.553652][ T2270] Call Trace:
[   55.553828][ T2270]  <TASK>
[   55.553958][ T2270]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.554224][ T2270]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.554409][ T2270]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   55.554641][ T2270]  __dev_notify_flags (net/core/dev.c:9787)
[   55.554877][ T2270]  ? netif_change_name (net/core/dev.c:1495)
[   55.555119][ T2270]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.555353][ T2270]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   55.555592][ T2270]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.555852][ T2270] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.556115][ T2270]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.556358][ T2270] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.556603][ T2270]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.556843][ T2270]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.557096][ T2270]  ? nla_strscpy (lib/nlattr.c:795)
[   55.557335][ T2270]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.557568][ T2270]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.557797][ T2270]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.558041][ T2270]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.558382][ T2270]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.558633][ T2270]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.558877][ T2270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.559132][ T2270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.559363][ T2270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.559605][ T2270]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.559835][ T2270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.560094][ T2270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.560327][ T2270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.560563][ T2270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.560803][ T2270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.561046][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.561294][ T2270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.561542][ T2270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.561774][ T2270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.562020][ T2270]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.562524][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.562758][ T2270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.563008][ T2270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.563245][ T2270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.563484][ T2270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.563741][ T2270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.563986][ T2270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.564239][ T2270]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.564481][ T2270]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.564718][ T2270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.564957][ T2270]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.565205][ T2270]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.565464][ T2270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.565757][ T2270]  ? move_addr_to_kernel (net/socket.c:258)
[   55.566001][ T2270]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.566238][ T2270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.566475][ T2270]  ___sys_sendmsg (net/socket.c:2752)
[   55.566707][ T2270]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.567009][ T2270]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.567278][ T2270]  __sys_sendmsg (net/socket.c:2784)
[   55.567524][ T2270]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.567758][ T2270]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.568053][ T2270]  ? 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)
[   55.568295][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.568532][ T2270]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.568762][ T2270]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.568999][ T2270]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.569236][ T2270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.569526][ T2270] RIP: 0033:0x7effe193008e
[   55.569776][ T2270] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.570620][ T2270] RSP: 002b:00007ffdba8896b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.570963][ T2270] RAX: ffffffffffffffda RBX: 00007ffdba889e48 RCX: 00007effe193008e
[   55.571328][ T2270] RDX: 0000000000000000 RSI: 00007ffdba889760 RDI: 0000000000000005
[   55.571703][ T2270] RBP: 00007ffdba8896c0 R08: 0000000000000000 R09: 0000000000000000
[   55.572057][ T2270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.572421][ T2270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdba889e20
| [   55.608856][ T2271] ------------[ cut here ]------------
| [   55.609104][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   55.609443][ T2271] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.610134][ T2271] Tainted: [W]=WARN
[   55.610287][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.610513][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.610745][ T2271] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.611764][ T2271] RSP: 0018:ffa0000005abf020 EFLAGS: 00010286
[   55.612003][ T2271] RAX: 00000000ffffffa6 RBX: ff11000004aa67c0 RCX: 1ff4000000b57dca
[   55.612286][ T2271] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aa6870
[   55.612544][ T2271] RBP: ff11000010482000 R08: 1fe2200000954d0f R09: ff11000011c6ae58
[   55.612797][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   55.613062][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.613386][ T2271] FS:  00007f5d7491a840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   55.613679][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.613906][ T2271] CR2: 000000000bf8b988 CR3: 0000000004f59003 CR4: 0000000000771ef0
[   55.614182][ T2271] PKRU: 55555554
[   55.614337][ T2271] Call Trace:
[   55.614498][ T2271]  <TASK>
[   55.614625][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.614821][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.614996][ T2271]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.615193][ T2271]  __dev_notify_flags (net/core/dev.c:9787)
[   55.615382][ T2271]  ? netif_change_name (net/core/dev.c:1495)
[   55.615583][ T2271]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.615772][ T2271]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.615962][ T2271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.616169][ T2271]  ? 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))
[   55.616361][ T2271]  netif_change_flags (net/core/dev.c:9820)
[   55.616550][ T2271]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.616740][ T2271]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.616933][ T2271]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.617140][ T2271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.617397][ T2271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.617591][ T2271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.617784][ T2271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.617986][ T2271]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.618197][ T2271]  ? __kernel_text_address (kernel/extable.c:79)
[   55.618387][ T2271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.618578][ T2271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.618766][ T2271]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.618960][ T2271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.619178][ T2271]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.619369][ T2271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.619557][ T2271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.619746][ T2271]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.619934][ T2271]  ? __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)
[   55.620188][ T2271]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.620380][ T2271]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.620573][ T2271]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.620766][ T2271]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.620958][ T2271]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.621171][ T2271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.621356][ T2271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.621550][ T2271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.621739][ T2271]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.621928][ T2271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.622137][ T2271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.622337][ T2271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.622530][ T2271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.622724][ T2271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.622916][ T2271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.623125][ T2271]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.623315][ T2271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.623503][ T2271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.623693][ T2271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.623883][ T2271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.624120][ T2271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.624313][ T2271]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.624502][ T2271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.624691][ T2271]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.624883][ T2271]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.625091][ T2271]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.625282][ T2271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.625471][ T2271]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.625659][ T2271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.625849][ T2271]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.626051][ T2271]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.626243][ T2271]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.626432][ T2271]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.626624][ T2271]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.626811][ T2271]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.627044][ T2271]  ? move_addr_to_kernel (net/socket.c:258)
[   55.627241][ T2271]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.627432][ T2271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.627622][ T2271]  ___sys_sendmsg (net/socket.c:2752)
[   55.627820][ T2271]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.628058][ T2271]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.628269][ T2271]  __sys_sendmsg (net/socket.c:2784)
[   55.628463][ T2271]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.628650][ T2271]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.628878][ T2271]  ? 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)
[   55.629097][ T2271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.629287][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.629476][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.629663][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.629854][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.630097][ T2271] RIP: 0033:0x7f5d74b5408e
[   55.630292][ T2271] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.630833][ T2271] RSP: 002b:00007ffd1a508dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.631114][ T2271] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5d74b5408e
[   55.631368][ T2271] RDX: 0000000000000000 RSI: 00007ffd1a508e70 RDI: 0000000000000005
[   55.631629][ T2271] RBP: 00007ffd1a508dd0 R08: 0000000000000000 R09: 0000000000000000
[   55.631886][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba2
[   55.632161][ T2271] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a509530
| [   55.851646][ T2285] ------------[ cut here ]------------
| [   55.851929][ T2285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2285
| [   55.852301][ T2285] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.853011][ T2285] Tainted: [W]=WARN
[   55.853174][ T2285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.853401][ T2285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.853645][ T2285] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.854217][ T2285] RSP: 0018:ffa0000005cbef70 EFLAGS: 00010286
[   55.854448][ T2285] RAX: 00000000ffffffa6 RBX: ff1100000f3a27c0 RCX: 1ff4000000b97db4
[   55.854708][ T2285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3a2870
[   55.854988][ T2285] RBP: ff110000101a2000 R08: 1fe2200001e7450f R09: ff1100000bde5180
[   55.855257][ T2285] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   55.855519][ T2285] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   55.855786][ T2285] FS:  00007f59be91b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   55.856117][ T2285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.856350][ T2285] CR2: 000000001fb5ea28 CR3: 0000000011cb7005 CR4: 0000000000771ef0
[   55.856616][ T2285] PKRU: 55555554
[   55.856777][ T2285] Call Trace:
[   55.856938][ T2285]  <TASK>
[   55.857843][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.858063][ T2285]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.858274][ T2285]  notifier_call_chain (kernel/notifier.c:85)
[   55.858473][ T2285]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   55.858670][ T2285]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   55.858865][ T2285]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.859074][ T2285]  netdev_upper_dev_link (net/core/dev.c:8972)
[   55.859274][ T2285]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   55.859470][ T2285] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   55.859670][ T2285]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.859865][ T2285] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.860075][ T2285]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.860281][ T2285]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.860475][ T2285]  ? nla_strscpy (lib/nlattr.c:795)
[   55.860670][ T2285]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.860864][ T2285]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.861068][ T2285]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.861274][ T2285]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.861473][ T2285]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.861670][ T2285]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.861866][ T2285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.862073][ T2285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.862275][ T2285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.862472][ T2285]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.862665][ T2285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.862862][ T2285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.863067][ T2285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.863268][ T2285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.863461][ T2285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.863656][ T2285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.863849][ T2285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.864055][ T2285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.864255][ T2285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.864450][ T2285]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.864644][ T2285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.864837][ T2285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.865046][ T2285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.865243][ T2285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.865437][ T2285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.865631][ T2285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.865827][ T2285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.866034][ T2285]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.866241][ T2285]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.866435][ T2285]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.866638][ T2285]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.866834][ T2285]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.867040][ T2285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.867274][ T2285]  ? move_addr_to_kernel (net/socket.c:258)
[   55.867474][ T2285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.867666][ T2285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.867862][ T2285]  ___sys_sendmsg (net/socket.c:2752)
[   55.868065][ T2285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.868302][ T2285]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.868506][ T2285]  __sys_sendmsg (net/socket.c:2784)
[   55.868701][ T2285]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.868895][ T2285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.869151][ T2285]  ? 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)
[   55.869352][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.869549][ T2285]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.869746][ T2285]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.869936][ T2285]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.870150][ T2285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.870386][ T2285] RIP: 0033:0x7f59beb5508e
[   55.870589][ T2285] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.871165][ T2285] RSP: 002b:00007fff959022b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.871437][ T2285] RAX: ffffffffffffffda RBX: 00007fff95902a48 RCX: 00007f59beb5508e
[   55.871701][ T2285] RDX: 0000000000000000 RSI: 00007fff95902360 RDI: 0000000000000005
[   55.872001][ T2285] RBP: 00007fff959022c0 R08: 0000000000000000 R09: 0000000000000000
[   55.872274][ T2285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   55.872543][ T2285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff95902a20
| [   55.874698][ T2285] ------------[ cut here ]------------
| [   55.874896][ T2285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2285
| [   55.875257][ T2285] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.875947][ T2285] Tainted: [W]=WARN
[   55.876121][ T2285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.876352][ T2285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.876589][ T2285] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.877169][ T2285] RSP: 0018:ffa0000005cbefd0 EFLAGS: 00010286
[   55.877400][ T2285] RAX: 00000000ffffffa6 RBX: ff1100000f3a2640 RCX: 1ff4000000b97dc0
[   55.877664][ T2285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3a26f0
[   55.877926][ T2285] RBP: ff1100000cc1a000 R08: 1fe2200001e744df R09: ff1100000bde5180
[   55.878212][ T2285] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   55.878473][ T2285] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   55.878741][ T2285] FS:  00007f59be91b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   55.879056][ T2285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.879296][ T2285] CR2: 000000001fb5ea28 CR3: 0000000011cb7005 CR4: 0000000000771ef0
[   55.879560][ T2285] PKRU: 55555554
[   55.879723][ T2285] Call Trace:
[   55.879879][ T2285]  <TASK>
[   55.880018][ T2285]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.880234][ T2285]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.880392][ T2285]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   55.880584][ T2285]  __dev_notify_flags (net/core/dev.c:9787)
[   55.880784][ T2285]  ? netif_change_name (net/core/dev.c:1495)
[   55.880990][ T2285]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.881188][ T2285]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   55.881379][ T2285]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.881577][ T2285] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.881774][ T2285]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.881988][ T2285] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.882189][ T2285]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.882386][ T2285]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.882579][ T2285]  ? nla_strscpy (lib/nlattr.c:795)
[   55.882780][ T2285]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.882985][ T2285]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.883182][ T2285]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.883377][ T2285]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.883573][ T2285]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.883768][ T2285]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.883959][ T2285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.884169][ T2285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.884370][ T2285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.884567][ T2285]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.884759][ T2285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.884961][ T2285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.885179][ T2285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.885389][ T2285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.885581][ T2285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.885779][ T2285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.885986][ T2285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.886186][ T2285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.886375][ T2285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.886568][ T2285]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.886759][ T2285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.886952][ T2285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.887167][ T2285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.887365][ T2285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.887562][ T2285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.887756][ T2285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.887948][ T2285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.888164][ T2285]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.888358][ T2285]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.888555][ T2285]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.888757][ T2285]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.888953][ T2285]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.889163][ T2285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.889396][ T2285]  ? move_addr_to_kernel (net/socket.c:258)
[   55.889592][ T2285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.889790][ T2285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.889996][ T2285]  ___sys_sendmsg (net/socket.c:2752)
[   55.890200][ T2285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.890434][ T2285]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.890640][ T2285]  __sys_sendmsg (net/socket.c:2784)
[   55.890839][ T2285]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.891044][ T2285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.891289][ T2285]  ? 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)
[   55.891481][ T2285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.891673][ T2285]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.891870][ T2285]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.892082][ T2285]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.892284][ T2285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.892512][ T2285] RIP: 0033:0x7f59beb5508e
[   55.892708][ T2285] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.893287][ T2285] RSP: 002b:00007fff959022b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.893550][ T2285] RAX: ffffffffffffffda RBX: 00007fff95902a48 RCX: 00007f59beb5508e
[   55.893811][ T2285] RDX: 0000000000000000 RSI: 00007fff95902360 RDI: 0000000000000005
[   55.894106][ T2285] RBP: 00007fff959022c0 R08: 0000000000000000 R09: 0000000000000000
[   55.894378][ T2285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   55.894648][ T2285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff95902a20
| [   55.929848][ T2286] ------------[ cut here ]------------
| [   55.930042][ T2286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2286
| [   55.930335][ T2286] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.930919][ T2286] Tainted: [W]=WARN
[   55.931084][ T2286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.931279][ T2286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.931472][ T2286] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.931959][ T2286] RSP: 0018:ffa0000005cdf020 EFLAGS: 00010286
[   55.932257][ T2286] RAX: 00000000ffffffa6 RBX: ff1100001045fcc0 RCX: 1ff4000000b9bdca
[   55.932493][ T2286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fd70
[   55.932708][ T2286] RBP: ff1100000cc1a000 R08: 1fe220000208bfaf R09: ff11000011cc8b58
[   55.932981][ T2286] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   55.933647][ T2286] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.933856][ T2286] FS:  00007f273a5c1840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   55.934190][ T2286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.934389][ T2286] CR2: 00007f273a8911a0 CR3: 000000001115b002 CR4: 0000000000771ef0
[   55.934597][ T2286] PKRU: 55555554
[   55.934701][ T2286] Call Trace:
[   55.934803][ T2286]  <TASK>
[   55.934875][ T2286]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.935074][ T2286]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.935186][ T2286]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.935324][ T2286]  __dev_notify_flags (net/core/dev.c:9787)
[   55.935463][ T2286]  ? netif_change_name (net/core/dev.c:1495)
[   55.935604][ T2286]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.935738][ T2286]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.935870][ T2286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.936131][ T2286]  ? 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))
[   55.936267][ T2286]  netif_change_flags (net/core/dev.c:9820)
[   55.936401][ T2286]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.936537][ T2286]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.936672][ T2286]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.936804][ T2286]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.936994][ T2286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.937130][ T2286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.937263][ T2286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.937399][ T2286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.937536][ T2286]  ? __kernel_text_address (kernel/extable.c:79)
[   55.937675][ T2286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.937811][ T2286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.937944][ T2286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.938082][ T2286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.938221][ T2286]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.938354][ T2286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.938489][ T2286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.938627][ T2286]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.938763][ T2286]  ? __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)
[   55.938902][ T2286]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.939045][ T2286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.939188][ T2286]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.939327][ T2286]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.939475][ T2286]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.939613][ T2286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.939759][ T2286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.939892][ T2286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.940029][ T2286]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.940207][ T2286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.940344][ T2286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.940478][ T2286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.940610][ T2286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.940740][ T2286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.940874][ T2286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.941034][ T2286]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.941238][ T2286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.941373][ T2286]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.941510][ T2286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.941647][ T2286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.941783][ T2286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.941917][ T2286]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.942062][ T2286]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.942217][ T2286]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.942355][ T2286]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.942488][ T2286]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.942626][ T2286]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.942759][ T2286]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.942890][ T2286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.943033][ T2286]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.943174][ T2286]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.943306][ T2286]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.943445][ T2286]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.943585][ T2286]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.943744][ T2286]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.943911][ T2286]  ? move_addr_to_kernel (net/socket.c:258)
[   55.944051][ T2286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.944194][ T2286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.944347][ T2286]  ___sys_sendmsg (net/socket.c:2752)
[   55.944502][ T2286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.944674][ T2286]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.944824][ T2286]  __sys_sendmsg (net/socket.c:2784)
[   55.944962][ T2286]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.945113][ T2286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.945287][ T2286]  ? 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)
[   55.945427][ T2286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.945563][ T2286]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.945700][ T2286]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.945833][ T2286]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.945975][ T2286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.946143][ T2286] RIP: 0033:0x7f273a7fb08e
[   55.946283][ T2286] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.946785][ T2286] RSP: 002b:00007ffce45cd860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.946996][ T2286] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f273a7fb08e
[   55.947203][ T2286] RDX: 0000000000000000 RSI: 00007ffce45cd910 RDI: 0000000000000005
[   55.947407][ T2286] RBP: 00007ffce45cd870 R08: 0000000000000000 R09: 0000000000000000
[   55.947615][ T2286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   55.947818][ T2286] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce45cdfd0
| [   56.157697][ T2301] ------------[ cut here ]------------
| [   56.157993][ T2301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2301
| [   56.158440][ T2301] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.159358][ T2301] Tainted: [W]=WARN
[   56.159527][ T2301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.159810][ T2301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.160228][ T2301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.161147][ T2301] RSP: 0018:ffa0000005d7f1b0 EFLAGS: 00010286
[   56.161430][ T2301] RAX: 00000000ffffffa6 RBX: ff11000005e476c0 RCX: 1ff4000000bafdfc
[   56.161761][ T2301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47770
[   56.162132][ T2301] RBP: ff11000007ef4000 R08: 1fe2200000bc8eef R09: ff11000011a58b80
[   56.162462][ T2301] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.162794][ T2301] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   56.163139][ T2301] FS:  00007fc825b1d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   56.163526][ T2301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.163805][ T2301] CR2: 0000000000445f00 CR3: 00000000112d6003 CR4: 0000000000771ef0
[   56.164153][ T2301] PKRU: 55555554
[   56.164329][ T2301] Call Trace:
[   56.164497][ T2301]  <TASK>
[   56.164621][ T2301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.164860][ T2301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.165063][ T2301]  __dev_notify_flags (net/core/dev.c:9787)
[   56.165297][ T2301]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   56.165527][ T2301]  ? netif_change_name (net/core/dev.c:1495)
[   56.165766][ T2301]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.165995][ T2301]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   56.166223][ T2301]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.166443][ T2301]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.166664][ T2301]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.166891][ T2301]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.167133][ T2301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.167359][ T2301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.167586][ T2301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.167805][ T2301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.168028][ T2301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.168254][ T2301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.168482][ T2301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.168702][ T2301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.168923][ T2301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.169157][ T2301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.169375][ T2301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.169590][ T2301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.169810][ T2301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.170036][ T2301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.170262][ T2301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.170481][ T2301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.170702][ T2301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.170928][ T2301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.171158][ T2301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.171382][ T2301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.171605][ T2301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.171824][ T2301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.172052][ T2301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.172276][ T2301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.172495][ T2301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.172716][ T2301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.172928][ T2301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.173156][ T2301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.173427][ T2301]  ? move_addr_to_kernel (net/socket.c:258)
[   56.173656][ T2301]  ___sys_sendmsg (net/socket.c:2752)
[   56.173871][ T2301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.174100][ T2301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.174337][ T2301]  ? 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))
[   56.174555][ T2301]  __sys_sendmsg (net/socket.c:2784)
[   56.174768][ T2301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.175002][ T2301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.175232][ T2301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.175454][ T2301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.175671][ T2301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.175911][ T2301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.176144][ T2301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.176412][ T2301] RIP: 0033:0x7fc825d5708e
[   56.176647][ T2301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.177442][ T2301] RSP: 002b:00007ffc94a5ab00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.177778][ T2301] RAX: ffffffffffffffda RBX: 00007ffc94a5b298 RCX: 00007fc825d5708e
[   56.178127][ T2301] RDX: 0000000000000000 RSI: 00007ffc94a5abb0 RDI: 0000000000000005
[   56.178455][ T2301] RBP: 00007ffc94a5ab10 R08: 0000000000000000 R09: 0000000000000000
[   56.178781][ T2301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   56.179117][ T2301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94a5b270
| [   56.228693][ T2302] ------------[ cut here ]------------
| [   56.228946][ T2302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2302
| [   56.229999][ T2302] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.230955][ T2302] Tainted: [W]=WARN
[   56.231135][ T2302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.231413][ T2302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.231694][ T2302] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.232475][ T2302] RSP: 0018:ffa0000005d8f020 EFLAGS: 00010286
[   56.232753][ T2302] RAX: 00000000ffffffa6 RBX: ff110000107eb840 RCX: 1ff4000000bb1dca
[   56.233075][ T2302] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb8f0
[   56.233406][ T2302] RBP: ff11000007ef4000 R08: 1fe22000020fd71f R09: ff11000004ba5158
[   56.233726][ T2302] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   56.234059][ T2302] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.234383][ T2302] FS:  00007f46949e1840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   56.234772][ T2302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.235047][ T2302] CR2: 00007f4694cb11a0 CR3: 00000000123b0001 CR4: 0000000000771ef0
[   56.235372][ T2302] PKRU: 55555554
[   56.235535][ T2302] Call Trace:
[   56.235697][ T2302]  <TASK>
[   56.235810][ T2302]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.236042][ T2302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.236215][ T2302]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.236435][ T2302]  __dev_notify_flags (net/core/dev.c:9787)
[   56.236655][ T2302]  ? netif_change_name (net/core/dev.c:1495)
[   56.236869][ T2302]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.237097][ T2302]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.237316][ T2302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.237542][ T2302]  ? 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))
[   56.237763][ T2302]  netif_change_flags (net/core/dev.c:9820)
[   56.237986][ T2302]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.238205][ T2302]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.238428][ T2302]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.238634][ T2302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.238903][ T2302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.239132][ T2302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.239344][ T2302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.239560][ T2302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.239777][ T2302]  ? __kernel_text_address (kernel/extable.c:79)
[   56.240031][ T2302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.240263][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.240479][ T2302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.240693][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.240907][ T2302]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.241133][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.241352][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.241568][ T2302]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.241782][ T2302]  ? __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)
[   56.242006][ T2302]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.242223][ T2302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.242442][ T2302]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.242662][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.242883][ T2302]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.243109][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.243329][ T2302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.243547][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.243760][ T2302]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.243983][ T2302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.244217][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.244433][ T2302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.244650][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.244866][ T2302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.245118][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.245340][ T2302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.245560][ T2302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.245776][ T2302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.246010][ T2302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.246237][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.246453][ T2302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.246671][ T2302]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.246893][ T2302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.247122][ T2302]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.247348][ T2302]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.247726][ T2302]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.247945][ T2302]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.248175][ T2302]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.248396][ T2302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.248614][ T2302]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.248841][ T2302]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.249067][ T2302]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.249290][ T2302]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.249510][ T2302]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.249727][ T2302]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.250003][ T2302]  ? move_addr_to_kernel (net/socket.c:258)
[   56.250236][ T2302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.250456][ T2302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.250678][ T2302]  ___sys_sendmsg (net/socket.c:2752)
[   56.250893][ T2302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.251341][ T2302]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.251582][ T2302]  __sys_sendmsg (net/socket.c:2784)
[   56.251797][ T2302]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.252016][ T2302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.252302][ T2302]  ? 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)
[   56.252515][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.252733][ T2302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.253137][ T2302]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.253357][ T2302]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.253574][ T2302]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.253841][ T2302] RIP: 0033:0x7f4694c1b08e
[   56.254077][ T2302] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.254831][ T2302] RSP: 002b:00007fff6cca9ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.255179][ T2302] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4694c1b08e
[   56.255512][ T2302] RDX: 0000000000000000 RSI: 00007fff6cca9b60 RDI: 0000000000000005
[   56.255837][ T2302] RBP: 00007fff6cca9ac0 R08: 0000000000000000 R09: 0000000000000000
[   56.256175][ T2302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   56.256494][ T2302] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6ccaa220
| [   56.527624][ T2321] ------------[ cut here ]------------
| [   56.527924][ T2321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2321
| [   56.528388][ T2321] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.529330][ T2321] Tainted: [W]=WARN
[   56.529500][ T2321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.529785][ T2321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.530099][ T2321] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.530892][ T2321] RSP: 0018:ffa0000005def1b0 EFLAGS: 00010286
[   56.531181][ T2321] RAX: 00000000ffffffa6 RBX: ff110000090a8940 RCX: 1ff4000000bbddfc
[   56.531508][ T2321] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a89f0
[   56.531838][ T2321] RBP: ff110000100cc000 R08: 1fe220000121513f R09: ff1100001103d180
[   56.532223][ T2321] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.532551][ T2321] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   56.532903][ T2321] FS:  00007f0523479840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   56.533310][ T2321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.533586][ T2321] CR2: 00007f05237e0ee3 CR3: 00000000110d7002 CR4: 0000000000771ef0
[   56.533913][ T2321] PKRU: 55555554
[   56.534095][ T2321] Call Trace:
[   56.534264][ T2321]  <TASK>
[   56.534380][ T2321]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.534608][ T2321]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.534777][ T2321]  __dev_notify_flags (net/core/dev.c:9787)
[   56.535008][ T2321]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   56.535239][ T2321]  ? netif_change_name (net/core/dev.c:1495)
[   56.535476][ T2321]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.535698][ T2321]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   56.535919][ T2321]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.536158][ T2321]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.536381][ T2321]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.536613][ T2321]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.536843][ T2321]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.537075][ T2321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.537308][ T2321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.537528][ T2321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.537744][ T2321]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.537963][ T2321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.538201][ T2321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.538416][ T2321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.538625][ T2321]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.538846][ T2321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.539075][ T2321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.539300][ T2321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.539517][ T2321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.539731][ T2321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.539952][ T2321]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.540184][ T2321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.540403][ T2321]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.540631][ T2321]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.540848][ T2321]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.541087][ T2321]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.541312][ T2321]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.541528][ T2321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.541747][ T2321]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.541967][ T2321]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.542205][ T2321]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.542428][ T2321]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.542644][ T2321]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.542866][ T2321]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.543157][ T2321]  ? move_addr_to_kernel (net/socket.c:258)
[   56.543396][ T2321]  ___sys_sendmsg (net/socket.c:2752)
[   56.543615][ T2321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.543832][ T2321]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.544076][ T2321]  ? 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))
[   56.544308][ T2321]  __sys_sendmsg (net/socket.c:2784)
[   56.544529][ T2321]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.544758][ T2321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.544987][ T2321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.545208][ T2321]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.545425][ T2321]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.545638][ T2321]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.545863][ T2321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.546156][ T2321] RIP: 0033:0x7f05236b308e
[   56.546386][ T2321] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.547188][ T2321] RSP: 002b:00007ffcf9dd3d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.547522][ T2321] RAX: ffffffffffffffda RBX: 00007ffcf9dd4498 RCX: 00007f05236b308e
[   56.547853][ T2321] RDX: 0000000000000000 RSI: 00007ffcf9dd3db0 RDI: 0000000000000005
[   56.548201][ T2321] RBP: 00007ffcf9dd3d10 R08: 0000000000000000 R09: 0000000000000000
[   56.548529][ T2321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   56.548857][ T2321] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9dd4470
| [   56.612847][ T2322] ------------[ cut here ]------------
| [   56.613124][ T2322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2322
| [   56.613587][ T2322] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.614468][ T2322] Tainted: [W]=WARN
[   56.614627][ T2322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.614896][ T2322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.615207][ T2322] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.615999][ T2322] RSP: 0018:ffa0000005dff020 EFLAGS: 00010286
[   56.616276][ T2322] RAX: 00000000ffffffa6 RBX: ff11000005e47240 RCX: 1ff4000000bbfdca
[   56.616591][ T2322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e472f0
[   56.616911][ T2322] RBP: ff110000100cc000 R08: 1fe2200000bc8e5f R09: ff110000092b5158
[   56.617239][ T2322] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   56.617555][ T2322] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.617874][ T2322] FS:  00007fae5301f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   56.618260][ T2322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.618529][ T2322] CR2: 000000002687a988 CR3: 0000000010352006 CR4: 0000000000771ef0
[   56.618861][ T2322] PKRU: 55555554
[   56.619031][ T2322] Call Trace:
[   56.619197][ T2322]  <TASK>
[   56.619310][ T2322]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.619532][ T2322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.619695][ T2322]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.619907][ T2322]  __dev_notify_flags (net/core/dev.c:9787)
[   56.620134][ T2322]  ? netif_change_name (net/core/dev.c:1495)
[   56.620346][ T2322]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.620562][ T2322]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.620773][ T2322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.620995][ T2322]  ? 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))
[   56.621217][ T2322]  netif_change_flags (net/core/dev.c:9820)
[   56.621429][ T2322]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.621641][ T2322]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.621858][ T2322]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.622080][ T2322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.622509][ T2322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.622730][ T2322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.622940][ T2322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.623321][ T2322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.623688][ T2322]  ? __kernel_text_address (kernel/extable.c:79)
[   56.623902][ T2322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.624201][ T2322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.624566][ T2322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.624777][ T2322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.624994][ T2322]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.625208][ T2322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.625424][ T2322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.625790][ T2322]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.626011][ T2322]  ? __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)
[   56.626224][ T2322]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.626431][ T2322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.626646][ T2322]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.626863][ T2322]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.627088][ T2322]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.627460][ T2322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.627673][ T2322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.627885][ T2322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.628108][ T2322]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.628470][ T2322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.628692][ T2322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.628907][ T2322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.629136][ T2322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.629500][ T2322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.629716][ T2322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.629932][ T2322]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.630159][ T2322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.630526][ T2322]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.630739][ T2322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.630951][ T2322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.631165][ T2322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.631522][ T2322]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.631731][ T2322]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.631939][ T2322]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.632170][ T2322]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.632533][ T2322]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.632747][ T2322]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.632955][ T2322]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.633179][ T2322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.633543][ T2322]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.633752][ T2322]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.633963][ T2322]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.634190][ T2322]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.634552][ T2322]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.634761][ T2322]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.635026][ T2322]  ? move_addr_to_kernel (net/socket.c:258)
[   56.635252][ T2322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.635619][ T2322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.635835][ T2322]  ___sys_sendmsg (net/socket.c:2752)
[   56.636058][ T2322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.636330][ T2322]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.636725][ T2322]  __sys_sendmsg (net/socket.c:2784)
[   56.636939][ T2322]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.637161][ T2322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.637429][ T2322]  ? 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)
[   56.637792][ T2322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.638009][ T2322]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.638227][ T2322]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.638440][ T2322]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.638819][ T2322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.639104][ T2322] RIP: 0033:0x7fae5325908e
[   56.639328][ T2322] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.640295][ T2322] RSP: 002b:00007fff2f020bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.640941][ T2322] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fae5325908e
[   56.641275][ T2322] RDX: 0000000000000000 RSI: 00007fff2f020c70 RDI: 0000000000000005
[   56.641601][ T2322] RBP: 00007fff2f020bd0 R08: 0000000000000000 R09: 0000000000000000
[   56.642097][ T2322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba3
[   56.642429][ T2322] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2f021330
| [   56.950568][ T2345] ------------[ cut here ]------------
| [   56.950837][ T2345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2345
| [   56.951294][ T2345] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.952274][ T2345] Tainted: [W]=WARN
[   56.952444][ T2345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.952719][ T2345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.953018][ T2345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.953795][ T2345] RSP: 0018:ffa0000005f2f1b0 EFLAGS: 00010286
[   56.954081][ T2345] RAX: 00000000ffffffa6 RBX: ff110000090a99c0 RCX: 1ff4000000be5dfc
[   56.954416][ T2345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9a70
[   56.954748][ T2345] RBP: ff1100001122c000 R08: 1fe220000121534f R09: ff110000101eae80
[   56.955081][ T2345] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.955405][ T2345] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   56.955730][ T2345] FS:  00007f18de1c5840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   56.956126][ T2345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.956399][ T2345] CR2: 00007f18de3be460 CR3: 0000000011d6f004 CR4: 0000000000771ef0
[   56.956726][ T2345] PKRU: 55555554
[   56.956894][ T2345] Call Trace:
[   56.957067][ T2345]  <TASK>
[   56.957187][ T2345]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.957416][ T2345]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.957590][ T2345]  __dev_notify_flags (net/core/dev.c:9787)
[   56.957819][ T2345]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   56.958057][ T2345]  ? netif_change_name (net/core/dev.c:1495)
[   56.958295][ T2345]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.958536][ T2345]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   56.958764][ T2345]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.959015][ T2345]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.959244][ T2345]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.959481][ T2345]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.959710][ T2345]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.959932][ T2345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.960164][ T2345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.960382][ T2345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.960600][ T2345]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.960821][ T2345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.961056][ T2345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.961297][ T2345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.961523][ T2345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.961745][ T2345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.961964][ T2345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.962195][ T2345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.962418][ T2345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.962638][ T2345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.962857][ T2345]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.963083][ T2345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.963308][ T2345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.963532][ T2345]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.963747][ T2345]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.963977][ T2345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.964210][ T2345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.964430][ T2345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.964677][ T2345]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.964895][ T2345]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.965125][ T2345]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.965367][ T2345]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.965589][ T2345]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.965807][ T2345]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.966086][ T2345]  ? move_addr_to_kernel (net/socket.c:258)
[   56.966318][ T2345]  ___sys_sendmsg (net/socket.c:2752)
[   56.966535][ T2345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.966777][ T2345]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.967019][ T2345]  ? 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))
[   56.967248][ T2345]  __sys_sendmsg (net/socket.c:2784)
[   56.967465][ T2345]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.967715][ T2345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.967935][ T2345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.968172][ T2345]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.968390][ T2345]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.968618][ T2345]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.968845][ T2345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.969137][ T2345] RIP: 0033:0x7f18de3ff08e
[   56.969373][ T2345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.970187][ T2345] RSP: 002b:00007fffc6bb95a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.970527][ T2345] RAX: ffffffffffffffda RBX: 00007fffc6bb9d38 RCX: 00007f18de3ff08e
[   56.970851][ T2345] RDX: 0000000000000000 RSI: 00007fffc6bb9650 RDI: 0000000000000005
[   56.971218][ T2345] RBP: 00007fffc6bb95b0 R08: 0000000000000000 R09: 0000000000000000
[   56.971572][ T2345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba4
[   56.971906][ T2345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc6bb9d10
| [   57.035034][ T2347] ------------[ cut here ]------------
| [   57.035235][ T2347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2347
| [   57.035517][ T2347] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.036202][ T2347] Tainted: [W]=WARN
[   57.036309][ T2347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.036479][ T2347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.036660][ T2347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.037233][ T2347] RSP: 0018:ffa0000005e3f020 EFLAGS: 00010286
[   57.037405][ T2347] RAX: 00000000ffffffa6 RBX: ff110000090a9540 RCX: 1ff4000000bc7dca
[   57.037634][ T2347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a95f0
[   57.037846][ T2347] RBP: ff1100001122c000 R08: 1fe22000012152bf R09: ff110000101e8b58
[   57.038125][ T2347] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   57.038342][ T2347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   57.038561][ T2347] FS:  00007f04f3f8d840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   57.038808][ T2347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.039075][ T2347] CR2: 000000000f63d988 CR3: 000000000f132005 CR4: 0000000000771ef0
[   57.039283][ T2347] PKRU: 55555554
[   57.039383][ T2347] Call Trace:
[   57.039484][ T2347]  <TASK>
[   57.039554][ T2347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.039692][ T2347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.039793][ T2347]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   57.039947][ T2347]  __dev_notify_flags (net/core/dev.c:9787)
[   57.040174][ T2347]  ? netif_change_name (net/core/dev.c:1495)
[   57.040312][ T2347]  ? __dev_change_flags (net/core/dev.c:9752)
[   57.040446][ T2347]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   57.040583][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.040718][ T2347]  ? 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))
[   57.040856][ T2347]  netif_change_flags (net/core/dev.c:9820)
[   57.041050][ T2347]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   57.041190][ T2347]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   57.041329][ T2347]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   57.041466][ T2347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   57.041634][ T2347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.041766][ T2347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.041933][ T2347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.042176][ T2347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.042316][ T2347]  ? __kernel_text_address (kernel/extable.c:79)
[   57.042452][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.042589][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.042722][ T2347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.042857][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.043047][ T2347]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.043207][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.043341][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.043476][ T2347]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   57.043615][ T2347]  ? __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)
[   57.043768][ T2347]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   57.043901][ T2347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.044044][ T2347]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   57.044183][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   57.044330][ T2347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.044505][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.044706][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.044916][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.045140][ T2347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.045373][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.045586][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.045799][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.046010][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.046197][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.046338][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.046479][ T2347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.046614][ T2347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.046750][ T2347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.046908][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.047052][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.047194][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.047328][ T2347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.047462][ T2347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.047596][ T2347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.047734][ T2347]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.047869][ T2347]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.048036][ T2347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.048176][ T2347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.048311][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.048446][ T2347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.048582][ T2347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.048721][ T2347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.048858][ T2347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.049014][ T2347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.049175][ T2347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.049400][ T2347]  ? move_addr_to_kernel (net/socket.c:258)
[   57.049588][ T2347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.049772][ T2347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.049957][ T2347]  ___sys_sendmsg (net/socket.c:2752)
[   57.050150][ T2347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.050372][ T2347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.050580][ T2347]  __sys_sendmsg (net/socket.c:2784)
[   57.050742][ T2347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.051003][ T2347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.051229][ T2347]  ? 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)
[   57.051399][ T2347]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   57.051696][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.051885][ T2347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.052060][ T2347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.052215][ T2347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.052442][ T2347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.052611][ T2347] RIP: 0033:0x7f04f41c708e
[   57.052757][ T2347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.053334][ T2347] RSP: 002b:00007ffe7e222060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.053542][ T2347] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f04f41c708e
[   57.053925][ T2347] RDX: 0000000000000000 RSI: 00007ffe7e222110 RDI: 0000000000000005
[   57.054232][ T2347] RBP: 00007ffe7e222070 R08: 0000000000000000 R09: 0000000000000000
[   57.054548][ T2347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba4
[   57.054883][ T2347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e2227d0
| [   57.408831][ T2373] ------------[ cut here ]------------
| [   57.409209][ T2373] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2373
| [   57.409705][ T2373] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.410734][ T2373] Tainted: [W]=WARN
[   57.410953][ T2373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.411301][ T2373] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.411674][ T2373] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.412510][ T2373] RSP: 0018:ffa000000607f1b0 EFLAGS: 00010286
[   57.412837][ T2373] RAX: 00000000ffffffa6 RBX: ff110000107ea940 RCX: 1ff4000000c0fdfc
[   57.413236][ T2373] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea9f0
[   57.413620][ T2373] RBP: ff1100000a2f4000 R08: 1fe22000020fd53f R09: ff110000113d5180
[   57.414022][ T2373] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   57.414397][ T2373] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   57.414783][ T2373] FS:  00007f48930d4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   57.415243][ T2373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.415568][ T2373] CR2: 00007f48932cd460 CR3: 0000000011e77003 CR4: 0000000000771ef0
[   57.415943][ T2373] PKRU: 55555554
[   57.416181][ T2373] Call Trace:
[   57.416399][ T2373]  <TASK>
[   57.416567][ T2373]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.416851][ T2373]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.417084][ T2373]  __dev_notify_flags (net/core/dev.c:9787)
[   57.417370][ T2373]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   57.417652][ T2373]  ? netif_change_name (net/core/dev.c:1495)
[   57.417937][ T2373]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   57.418238][ T2373]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   57.418510][ T2373]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   57.418781][ T2373]  ? __dev_get_by_name (net/core/dev.c:883)
[   57.419066][ T2373]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   57.419360][ T2373]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   57.419637][ T2373]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.419895][ T2373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.420193][ T2373]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.420451][ T2373]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.420708][ T2373]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.420963][ T2373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.421256][ T2373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.421523][ T2373]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.421781][ T2373]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.422067][ T2373]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.422346][ T2373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.422617][ T2373]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.422889][ T2373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.423178][ T2373]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.423450][ T2373]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.423756][ T2373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.424046][ T2373]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.424331][ T2373]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.424598][ T2373]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.424870][ T2373]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.425164][ T2373]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.425437][ T2373]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.425721][ T2373]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.426011][ T2373]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.426287][ T2373]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.426560][ T2373]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.426831][ T2373]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.427125][ T2373]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.427446][ T2373]  ? move_addr_to_kernel (net/socket.c:258)
[   57.427725][ T2373]  ___sys_sendmsg (net/socket.c:2752)
[   57.428008][ T2373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.428287][ T2373]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.428566][ T2373]  ? 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))
[   57.428842][ T2373]  __sys_sendmsg (net/socket.c:2784)
[   57.429136][ T2373]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.429417][ T2373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.429698][ T2373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.429970][ T2373]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.430255][ T2373]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.430520][ T2373]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.430791][ T2373]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.431131][ T2373] RIP: 0033:0x7f489330e08e
[   57.431407][ T2373] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.432261][ T2373] RSP: 002b:00007ffc38b71f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.432642][ T2373] RAX: ffffffffffffffda RBX: 00007ffc38b726d8 RCX: 00007f489330e08e
[   57.433034][ T2373] RDX: 0000000000000000 RSI: 00007ffc38b71ff0 RDI: 0000000000000005
[   57.433421][ T2373] RBP: 00007ffc38b71f50 R08: 0000000000000000 R09: 0000000000000000
[   57.433796][ T2373] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba4
[   57.434193][ T2373] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc38b726b0
| [   57.467778][ T2374] ------------[ cut here ]------------
| [   57.469014][ T2374] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2374
| [   57.469730][ T2374] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.470764][ T2374] Tainted: [W]=WARN
[   57.470992][ T2374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.471362][ T2374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.471698][ T2374] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.472533][ T2374] RSP: 0018:ffa000000609f020 EFLAGS: 00010286
[   57.472852][ T2374] RAX: 00000000ffffffa6 RBX: ff110000107ea1c0 RCX: 1ff4000000c13dca
[   57.473285][ T2374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea270
[   57.473659][ T2374] RBP: ff1100000a2f4000 R08: 1fe22000020fd44f R09: ff110000113d0b58
[   57.474041][ T2374] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   57.474448][ T2374] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   57.474830][ T2374] FS:  00007f091c26f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   57.475277][ T2374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.475597][ T2374] CR2: 00000000116c1988 CR3: 0000000011e87006 CR4: 0000000000771ef0
[   57.475965][ T2374] PKRU: 55555554
[   57.476204][ T2374] Call Trace:
[   57.476412][ T2374]  <TASK>
[   57.476576][ T2374]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.476845][ T2374]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.477077][ T2374]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   57.477344][ T2374]  __dev_notify_flags (net/core/dev.c:9787)
[   57.477606][ T2374]  ? netif_change_name (net/core/dev.c:1495)
[   57.477866][ T2374]  ? __dev_change_flags (net/core/dev.c:9752)
[   57.478148][ T2374]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   57.478407][ T2374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.478673][ T2374]  ? 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))
[   57.478937][ T2374]  netif_change_flags (net/core/dev.c:9820)
[   57.479225][ T2374]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   57.479484][ T2374]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   57.479752][ T2374]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   57.480034][ T2374]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   57.480352][ T2374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.480610][ T2374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.480873][ T2374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.481159][ T2374]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.481420][ T2374]  ? __kernel_text_address (kernel/extable.c:79)
[   57.481687][ T2374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.481950][ T2374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.482239][ T2374]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.482502][ T2374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.482765][ T2374]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.483035][ T2374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.483300][ T2374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.483560][ T2374]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   57.483826][ T2374]  ? __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)
[   57.484118][ T2374]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   57.484381][ T2374]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.484796][ T2374]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   57.485079][ T2374]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   57.485353][ T2374]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.485623][ T2374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.486076][ T2374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.486345][ T2374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.486609][ T2374]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.486874][ T2374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.487332][ T2374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.487597][ T2374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.487860][ T2374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.488146][ T2374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.488418][ T2374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.488687][ T2374]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.488957][ T2374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.489406][ T2374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.489678][ T2374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.489945][ T2374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.490379][ T2374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.490654][ T2374]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.490914][ T2374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.491200][ T2374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.491475][ T2374]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.491737][ T2374]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.492052][ T2374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.492329][ T2374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.492596][ T2374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.493030][ T2374]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.493303][ T2374]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.493719][ T2374]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.493999][ T2374]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.494274][ T2374]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.494542][ T2374]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.494852][ T2374]  ? move_addr_to_kernel (net/socket.c:258)
[   57.495288][ T2374]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.495648][ T2374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.495914][ T2374]  ___sys_sendmsg (net/socket.c:2752)
[   57.496195][ T2374]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.496515][ T2374]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.496805][ T2374]  __sys_sendmsg (net/socket.c:2784)
[   57.497086][ T2374]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.497352][ T2374]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.497988][ T2374]  ? 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)
[   57.498563][ T2374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.498834][ T2374]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.499123][ T2374]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.499389][ T2374]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.499664][ T2374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.499992][ T2374] RIP: 0033:0x7f091c4a908e
[   57.500278][ T2374] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.501088][ T2374] RSP: 002b:00007ffff40e1660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.501476][ T2374] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f091c4a908e
[   57.502005][ T2374] RDX: 0000000000000000 RSI: 00007ffff40e1710 RDI: 0000000000000005
[   57.502377][ T2374] RBP: 00007ffff40e1670 R08: 0000000000000000 R09: 0000000000000000
[   57.502741][ T2374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba4
[   57.503133][ T2374] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff40e1dd0
| [   57.827433][ T2400] ------------[ cut here ]------------
| [   57.827627][ T2400] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2400
| [   57.827920][ T2400] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.828513][ T2400] Tainted: [W]=WARN
[   57.828622][ T2400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.828800][ T2400] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.828997][ T2400] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.829512][ T2400] RSP: 0018:ffa00000061bf1b0 EFLAGS: 00010286
[   57.829692][ T2400] RAX: 00000000ffffffa6 RBX: ff1100000c610f40 RCX: 1ff4000000c37dfc
[   57.829907][ T2400] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610ff0
[   57.830129][ T2400] RBP: ff1100000a20c000 R08: 1fe22000018c21ff R09: ff11000004ba0b80
[   57.830340][ T2400] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.830555][ T2400] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   57.830773][ T2400] FS:  00007f2bae221840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   57.831047][ T2400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.831253][ T2400] CR2: 00007f2bae41a460 CR3: 0000000004f60003 CR4: 0000000000771ef0
[   57.831474][ T2400] PKRU: 55555554
[   57.831581][ T2400] Call Trace:
[   57.831687][ T2400]  <TASK>
[   57.831762][ T2400]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.831905][ T2400]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.832703][ T2400]  __dev_notify_flags (net/core/dev.c:9787)
[   57.832853][ T2400]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   57.833104][ T2400]  ? netif_change_name (net/core/dev.c:1495)
[   57.833259][ T2400]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   57.833401][ T2400]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   57.833546][ T2400]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   57.833691][ T2400]  ? __dev_get_by_name (net/core/dev.c:883)
[   57.833833][ T2400]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   57.834069][ T2400]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   57.834326][ T2400]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.834471][ T2400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.834612][ T2400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.834750][ T2400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.834892][ T2400]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.835192][ T2400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.835391][ T2400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.835541][ T2400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.835685][ T2400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.835828][ T2400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.836022][ T2400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.836164][ T2400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.836309][ T2400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.836451][ T2400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.836591][ T2400]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.836729][ T2400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.836868][ T2400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.837015][ T2400]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.837159][ T2400]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.837304][ T2400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.837444][ T2400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.837591][ T2400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.837731][ T2400]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.837875][ T2400]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.838020][ T2400]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.838166][ T2400]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.838307][ T2400]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.838447][ T2400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.838620][ T2400]  ? move_addr_to_kernel (net/socket.c:258)
[   57.838762][ T2400]  ___sys_sendmsg (net/socket.c:2752)
[   57.838900][ T2400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.839047][ T2400]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.839209][ T2400]  ? 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))
[   57.839357][ T2400]  __sys_sendmsg (net/socket.c:2784)
[   57.839503][ T2400]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.839658][ T2400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.839810][ T2400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.839957][ T2400]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.840116][ T2400]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.840263][ T2400]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.840409][ T2400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.840595][ T2400] RIP: 0033:0x7f2bae45b08e
[   57.840747][ T2400] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.841280][ T2400] RSP: 002b:00007ffcfc5a00c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.841494][ T2400] RAX: ffffffffffffffda RBX: 00007ffcfc5a0858 RCX: 00007f2bae45b08e
[   57.841713][ T2400] RDX: 0000000000000000 RSI: 00007ffcfc5a0170 RDI: 0000000000000005
[   57.841923][ T2400] RBP: 00007ffcfc5a00d0 R08: 0000000000000000 R09: 0000000000000000
[   57.842147][ T2400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba5
[   57.842357][ T2400] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc5a0830
| [   57.894942][ T2401] ------------[ cut here ]------------
| [   57.895141][ T2401] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2401
| [   57.895424][ T2401] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.896006][ T2401] Tainted: [W]=WARN
[   57.896114][ T2401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.896287][ T2401] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.896468][ T2401] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.896947][ T2401] RSP: 0018:ffa00000061cf020 EFLAGS: 00010286
[   57.897140][ T2401] RAX: 00000000ffffffa6 RBX: ff1100000c4990c0 RCX: 1ff4000000c39dca
[   57.897347][ T2401] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c499170
[   57.897551][ T2401] RBP: ff1100000a20c000 R08: 1fe220000189322f R09: ff11000004ba2e58
[   57.897751][ T2401] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   57.897951][ T2401] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   57.898168][ T2401] FS:  00007f5cca36b840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   57.898407][ T2401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.898581][ T2401] CR2: 0000000028234988 CR3: 0000000011e1f001 CR4: 0000000000771ef0
[   57.898789][ T2401] PKRU: 55555554
[   57.898893][ T2401] Call Trace:
[   57.899005][ T2401]  <TASK>
[   57.899077][ T2401]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.899247][ T2401]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.899355][ T2401]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   57.899498][ T2401]  __dev_notify_flags (net/core/dev.c:9787)
[   57.899634][ T2401]  ? netif_change_name (net/core/dev.c:1495)
[   57.899768][ T2401]  ? __dev_change_flags (net/core/dev.c:9752)
[   57.899903][ T2401]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   57.900044][ T2401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.900190][ T2401]  ? 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))
[   57.900328][ T2401]  netif_change_flags (net/core/dev.c:9820)
[   57.900464][ T2401]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   57.900599][ T2401]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   57.900737][ T2401]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   57.900872][ T2401]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   57.901049][ T2401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.901193][ T2401]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.901331][ T2401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.901467][ T2401]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.901603][ T2401]  ? __kernel_text_address (kernel/extable.c:79)
[   57.901740][ T2401]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.901878][ T2401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.902018][ T2401]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.902163][ T2401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.902304][ T2401]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.902440][ T2401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.902576][ T2401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.902713][ T2401]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   57.902850][ T2401]  ? __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)
[   57.903000][ T2401]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   57.903150][ T2401]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.903291][ T2401]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   57.903433][ T2401]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   57.903571][ T2401]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.903709][ T2401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.903844][ T2401]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.903987][ T2401]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.904136][ T2401]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.904276][ T2401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.904420][ T2401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.904564][ T2401]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.904705][ T2401]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.904843][ T2401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.904987][ T2401]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.905142][ T2401]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.905292][ T2401]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.905430][ T2401]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.905567][ T2401]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.905704][ T2401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.905839][ T2401]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.905988][ T2401]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.906133][ T2401]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.906268][ T2401]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.906411][ T2401]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.906552][ T2401]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.906695][ T2401]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.906834][ T2401]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.906979][ T2401]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.907131][ T2401]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.907271][ T2401]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.907406][ T2401]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.907548][ T2401]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.907686][ T2401]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.907821][ T2401]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.908108][ T2401]  ? move_addr_to_kernel (net/socket.c:258)
[   57.908246][ T2401]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.908389][ T2401]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.908532][ T2401]  ___sys_sendmsg (net/socket.c:2752)
[   57.908672][ T2401]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.908843][ T2401]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.909068][ T2401]  __sys_sendmsg (net/socket.c:2784)
[   57.909273][ T2401]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.909407][ T2401]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.909577][ T2401]  ? 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)
[   57.909715][ T2401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.909852][ T2401]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.910089][ T2401]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.910232][ T2401]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.910374][ T2401]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.910542][ T2401] RIP: 0033:0x7f5cca5a508e
[   57.910687][ T2401] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.911258][ T2401] RSP: 002b:00007ffd9831b600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.911464][ T2401] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cca5a508e
[   57.911679][ T2401] RDX: 0000000000000000 RSI: 00007ffd9831b6b0 RDI: 0000000000000005
[   57.911885][ T2401] RBP: 00007ffd9831b610 R08: 0000000000000000 R09: 0000000000000000
[   57.912176][ T2401] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba5
[   57.912384][ T2401] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9831bd70
| [   58.218701][  T166] ------------[ cut here ]------------
| [   58.218945][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   58.219435][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.220740][  T166] Tainted: [W]=WARN
[   58.220921][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.221235][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.221556][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.222593][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   58.222883][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c611b40 RCX: 1ff4000000108ebf
[   58.223334][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611bf0
[   58.223672][  T166] RBP: ff110000101a2000 R08: 1fe22000018c237f R09: ff1100000cab2f20
[   58.224018][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   58.224366][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   58.224718][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   58.225132][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.225409][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.225743][  T166] PKRU: 55555554
[   58.225912][  T166] Call Trace:
[   58.226088][  T166]  <TASK>
[   58.226209][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.226437][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.226607][  T166]  netif_close_many (net/core/dev.c:1804)
[   58.226826][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.227061][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   58.227286][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.227512][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.227733][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   58.228015][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   58.228290][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.228512][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   58.228736][  T166]  ? __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)
[   58.228965][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   58.229455][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.229745][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.229966][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.230202][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.230430][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.230666][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.230888][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.231127][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.231355][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.231587][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.231811][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.232101][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.232383][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.232605][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.232827][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.233118][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.233335][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.233554][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.233774][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.234002][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.234171][  T166]  new_sync_write (fs/read_write.c:595)
[   58.234394][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.234615][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.234833][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.235059][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.235288][  T166]  vfs_write (fs/read_write.c:688)
[   58.235457][  T166]  ksys_write (fs/read_write.c:740)
[   58.235630][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.235850][  T166]  ? 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)
[   58.236143][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.236377][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.236602][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.236825][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.237070][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.237356][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.237597][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.238414][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.238747][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.239088][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.239416][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.239737][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.240085][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.248536][  T166] ------------[ cut here ]------------
| [   58.248736][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   58.249064][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.249752][  T166] Tainted: [W]=WARN
[   58.249871][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.250078][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.250290][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.250839][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   58.251041][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e301c0 RCX: 1ff4000000108e81
[   58.251271][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e30270
[   58.251525][  T166] RBP: ff1100000cc1a000 R08: 1fe2200000bc604f R09: ff1100000cab2ef8
[   58.251872][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   58.252361][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482000
[   58.252735][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   58.253127][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.253329][  T166] CR2: 00007f64798482a0 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.253565][  T166] PKRU: 55555554
[   58.253683][  T166] Call Trace:
[   58.253801][  T166]  <TASK>
[   58.253882][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.254094][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.254221][  T166]  netif_close_many (net/core/dev.c:1804)
[   58.254385][  T166]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   58.254578][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.254732][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   58.254888][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.255095][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.255291][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   58.255451][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.255644][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.255800][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.256000][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.256169][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.256330][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.256525][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.256722][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.256876][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.257037][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.257197][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.257353][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.257506][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.257660][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.257817][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.257990][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.258174][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.258370][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.258563][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.258717][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.258871][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.259075][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.259233][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.259387][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.259539][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.259693][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.259809][  T166]  new_sync_write (fs/read_write.c:595)
[   58.259965][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.260133][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.260285][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.260438][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.260598][  T166]  vfs_write (fs/read_write.c:688)
[   58.260715][  T166]  ksys_write (fs/read_write.c:740)
[   58.260833][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.260987][  T166]  ? 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)
[   58.261146][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.261301][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.261460][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.261615][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.261772][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.261961][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.262138][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.262682][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.262922][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.263168][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.263400][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.263630][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.263876][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.267273][  T166] ------------[ cut here ]------------
| [   58.267461][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   58.267772][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.268476][  T166] Tainted: [W]=WARN
[   58.268596][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.268795][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.269005][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.269558][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   58.269754][  T166] RAX: 00000000ffffffa6 RBX: ff110000107ea4c0 RCX: 1ff4000000108e81
[   58.270002][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea570
[   58.270247][  T166] RBP: ff11000010482000 R08: 1fe22000020fd4af R09: ff1100000cab2ef8
[   58.270479][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   58.270709][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033a000
[   58.270939][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   58.271220][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.271415][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   58.271645][  T166] PKRU: 55555554
[   58.271761][  T166] Call Trace:
[   58.271876][  T166]  <TASK>
[   58.271957][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   58.272126][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.272283][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   58.272440][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.272558][  T166]  netif_close_many (net/core/dev.c:1804)
[   58.272713][  T166]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   58.272905][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.273122][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   58.273355][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.273648][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.273942][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   58.274166][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.274451][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.274614][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.274807][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.274964][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.275140][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.275333][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.275524][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.275682][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.275835][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.275998][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.276166][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.276332][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.276489][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.276648][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.276852][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.277105][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.277409][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.277688][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.277848][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.278014][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.278215][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.278368][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.278522][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.278673][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.278824][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.278944][  T166]  new_sync_write (fs/read_write.c:595)
[   58.279117][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.279311][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.279465][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.279617][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.279774][  T166]  vfs_write (fs/read_write.c:688)
[   58.279891][  T166]  ksys_write (fs/read_write.c:740)
[   58.280015][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.280179][  T166]  ? 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)
[   58.280331][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.280486][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.280639][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.280792][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.280947][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.281150][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.281312][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.281860][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.282106][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.282337][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.282571][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.282799][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.283035][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.295308][  T166] ------------[ cut here ]------------
| [   58.295532][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   58.295837][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.296551][  T166] Tainted: [W]=WARN
[   58.296684][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.296886][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.297108][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.297653][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   58.297846][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c71ec40 RCX: 1ff4000000108e81
[   58.298080][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71ecf0
[   58.298320][  T166] RBP: ff1100001033a000 R08: 1fe22000018e3d9f R09: ff1100000cab2ef8
[   58.298555][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   58.298788][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f362000
[   58.299027][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   58.299310][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.299511][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   58.299744][  T166] PKRU: 55555554
[   58.299862][  T166] Call Trace:
[   58.299991][  T166]  <TASK>
[   58.300074][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   58.300237][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.300396][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   58.300555][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.300675][  T166]  netif_close_many (net/core/dev.c:1804)
[   58.300831][  T166]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   58.301031][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.301191][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   58.301350][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.301547][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.301741][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   58.301902][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.302128][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.302288][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.302484][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.302648][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.302806][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.303007][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.303228][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.303382][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.303535][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.303690][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.303852][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.304026][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.304221][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.304379][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.304544][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.304704][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.304900][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.305112][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.305314][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.305528][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.305724][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.305881][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.306045][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.306207][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.306369][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.306489][  T166]  new_sync_write (fs/read_write.c:595)
[   58.306651][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.306808][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.307031][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.307273][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.307520][  T166]  vfs_write (fs/read_write.c:688)
[   58.307671][  T166]  ksys_write (fs/read_write.c:740)
[   58.307794][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.307947][  T166]  ? 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)
[   58.308139][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.308299][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.308453][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.308606][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.308764][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.308957][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.309136][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.309685][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.309919][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.310164][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.310397][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.310628][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.310859][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.314789][  T166] ------------[ cut here ]------------
| [   58.315046][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   58.315542][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.316561][  T166] Tainted: [W]=WARN
[   58.316740][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.317045][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.317355][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.318173][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   58.318467][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a3240 RCX: 1ff4000000108e81
[   58.318809][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a32f0
[   58.319166][  T166] RBP: ff1100000f362000 R08: 1fe220000127465f R09: ff1100000cab2ef8
[   58.319504][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   58.319844][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7a000
[   58.320197][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   58.320606][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.320899][  T166] CR2: 00007f64798482a0 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.321263][  T166] PKRU: 55555554
[   58.321437][  T166] Call Trace:
[   58.321613][  T166]  <TASK>
[   58.321734][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   58.321977][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.322218][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   58.322451][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.322628][  T166]  netif_close_many (net/core/dev.c:1804)
[   58.322856][  T166]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   58.323172][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.323407][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   58.323634][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.323920][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.324217][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   58.324454][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.324741][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.324983][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.325275][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.325511][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.325746][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.326042][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.326331][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.326561][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.326790][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.327048][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.327289][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.327521][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.327752][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.327994][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.328236][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.328469][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.328758][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.329056][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.329290][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.329523][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.329806][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.330041][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.330274][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.330505][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.330733][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.330909][  T166]  new_sync_write (fs/read_write.c:595)
[   58.331155][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.331384][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.331617][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.331845][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.332090][  T166]  vfs_write (fs/read_write.c:688)
[   58.332272][  T166]  ksys_write (fs/read_write.c:740)
[   58.332447][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.332674][  T166]  ? 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)
[   58.332910][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.333161][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.333396][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.333627][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.333857][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.334153][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.334395][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.335221][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.335572][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.335918][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.336312][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.336659][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.337009][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.341392][  T166] ------------[ cut here ]------------
| [   58.341607][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   58.342046][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.343005][  T166] Tainted: [W]=WARN
[   58.343181][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.343474][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.343775][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.344463][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   58.344767][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c748040 RCX: 1ff4000000108e81
[   58.345120][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7480f0
[   58.345464][  T166] RBP: ff1100000be7a000 R08: 1fe22000018e901f R09: ff1100000cab2ef8
[   58.345731][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   58.345961][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   58.346212][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   58.346486][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.346681][  T166] CR2: 00007f64798482a0 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.346911][  T166] PKRU: 55555554
[   58.347035][  T166] Call Trace:
[   58.347159][  T166]  <TASK>
[   58.347239][  T166]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   58.347395][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.347551][  T166]  ? notifier_call_chain (kernel/notifier.c:85)
[   58.347707][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.347825][  T166]  netif_close_many (net/core/dev.c:1804)
[   58.347987][  T166]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   58.348183][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.348337][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   58.348495][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.348688][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.348880][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   58.349091][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.349343][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.349504][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.349697][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.349873][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.350041][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.350239][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.350431][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.350600][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.350755][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.350910][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.351075][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.351247][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.351478][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.351640][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.351799][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.351958][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.352169][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.352365][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.352520][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.352752][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.353075][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.353320][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.353503][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.353655][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.353809][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.353927][  T166]  new_sync_write (fs/read_write.c:595)
[   58.354092][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.354252][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.354407][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.354560][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.354721][  T166]  vfs_write (fs/read_write.c:688)
[   58.354840][  T166]  ksys_write (fs/read_write.c:740)
[   58.354958][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.355126][  T166]  ? 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)
[   58.355280][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.355439][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.355599][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.355752][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.355909][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.356112][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.356276][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.356823][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.357062][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.357300][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.357528][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.357758][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.357998][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.363194][  T166] ------------[ cut here ]------------
| [   58.363358][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   58.363661][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.364318][  T166] Tainted: [W]=WARN
[   58.364434][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.364620][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.364816][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.365440][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   58.365632][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c7493c0 RCX: 1ff4000000108ea7
[   58.365852][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c749470
[   58.366173][  T166] RBP: ff1100000cc1a000 R08: 1fe22000018e928f R09: ff1100000cab2ef8
[   58.366392][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   58.366619][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.366843][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   58.367214][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.367406][  T166] CR2: 00007f64798482a0 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.367695][  T166] PKRU: 55555554
[   58.367810][  T166] Call Trace:
[   58.367921][  T166]  <TASK>
[   58.368063][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.368256][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.368442][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.368595][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.368781][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.368936][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.369166][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.369356][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.369539][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.369688][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.369836][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.370048][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.370201][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.370351][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.370499][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.370650][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.370801][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.370950][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.371209][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.371393][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.371546][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.371695][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.371879][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.372094][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.372245][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.372394][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.372542][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.372658][  T166]  new_sync_write (fs/read_write.c:595)
[   58.372808][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.372955][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.373177][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.373323][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.373479][  T166]  vfs_write (fs/read_write.c:688)
[   58.373592][  T166]  ksys_write (fs/read_write.c:740)
[   58.373702][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.373852][  T166]  ? 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)
[   58.374066][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.374217][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.374365][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.374514][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.374663][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.374847][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.375072][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.375602][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.375826][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.376118][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.376350][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.376578][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.376818][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.382916][  T166] ------------[ cut here ]------------
| [   58.383237][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   58.383742][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.384891][  T166] Tainted: [W]=WARN
[   58.385167][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.385520][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.385881][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.386745][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   58.387126][  T166] RAX: 00000000ffffffa6 RBX: ff11000011be2340 RCX: 1ff4000000108ea7
[   58.387532][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011be23f0
[   58.387941][  T166] RBP: ff11000010482000 R08: 1fe220000237c47f R09: ff1100000cab2ef8
[   58.388370][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.388773][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.389208][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   58.389685][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.390055][  T166] CR2: 00007fcc095a28f4 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   58.390502][  T166] PKRU: 55555554
[   58.390734][  T166] Call Trace:
[   58.390985][  T166]  <TASK>
[   58.391170][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.391536][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.391898][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.392226][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.392588][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.392895][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.393216][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.393575][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.393918][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.394254][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.394531][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.394802][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.395121][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.395439][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.395732][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.396049][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.396363][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.396658][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.397030][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.397375][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.397659][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.397953][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.398353][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.398638][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.398927][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.399239][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.399538][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.399775][  T166]  new_sync_write (fs/read_write.c:595)
[   58.400087][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.400407][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.400701][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.400997][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.401302][  T166]  vfs_write (fs/read_write.c:688)
[   58.401543][  T166]  ksys_write (fs/read_write.c:740)
[   58.401776][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.402083][  T166]  ? 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)
[   58.402382][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.402676][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.402997][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.403303][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.403604][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.403952][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.404275][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.405192][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.405606][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.406034][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.406447][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.406859][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.407291][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.413769][  T166] ------------[ cut here ]------------
| [   58.414072][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   58.414598][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.415743][  T166] Tainted: [W]=WARN
[   58.415993][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.416354][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.416720][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.417629][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   58.418002][  T166] RAX: 00000000ffffffa6 RBX: ff11000011be39c0 RCX: 1ff4000000108ea7
[   58.418444][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011be3a70
[   58.418859][  T166] RBP: ff1100001033a000 R08: 1fe220000237c74f R09: ff1100000cab2ef8
[   58.419293][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.419701][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.420163][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   58.420642][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.421018][  T166] CR2: 00007fcc095a28f4 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   58.421440][  T166] PKRU: 55555554
[   58.421680][  T166] Call Trace:
[   58.422119][  T166]  <TASK>
[   58.422303][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.422668][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.423230][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.423521][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.424073][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.424549][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.424851][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.425418][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.425944][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.426268][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.426569][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.427062][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.427367][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.427661][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.427954][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.428456][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.428758][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.429073][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.429441][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.429990][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.430293][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.430589][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.431138][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.431431][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.431726][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.432040][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.432516][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.432751][  T166]  new_sync_write (fs/read_write.c:595)
[   58.433062][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.433368][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.433664][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.434161][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.434460][  T166]  vfs_write (fs/read_write.c:688)
[   58.434701][  T166]  ksys_write (fs/read_write.c:740)
[   58.434935][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.435428][  T166]  ? 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)
[   58.435718][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.436043][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.436342][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.436816][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.437139][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.437491][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.437792][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.438883][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.439499][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.439906][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.440335][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.440916][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.441349][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.452236][  T166] ------------[ cut here ]------------
| [   58.452432][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   58.452772][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.453529][  T166] Tainted: [W]=WARN
[   58.453647][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.453845][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.454071][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.454629][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   58.454823][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a1093c0 RCX: 1ff4000000108ea7
[   58.455063][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a109470
[   58.455315][  T166] RBP: ff1100000f362000 R08: 1fe220000142128f R09: ff1100000cab2ef8
[   58.455541][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   58.455766][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.456002][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   58.456272][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.456464][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.456692][  T166] PKRU: 55555554
[   58.456807][  T166] Call Trace:
[   58.456922][  T166]  <TASK>
[   58.457010][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.457208][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.457397][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.457553][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.457742][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.457898][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.458064][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.458261][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.458445][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.458595][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.458743][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.458894][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.459060][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.459289][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.459523][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.459761][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.460005][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.460171][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.460360][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.460549][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.460701][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.460866][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.461063][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.461218][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.461367][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.461516][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.461665][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.461778][  T166]  new_sync_write (fs/read_write.c:595)
[   58.461934][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.462092][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.462268][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.462417][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.462571][  T166]  vfs_write (fs/read_write.c:688)
[   58.462689][  T166]  ksys_write (fs/read_write.c:740)
[   58.462802][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.462952][  T166]  ? 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)
[   58.463137][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.463364][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.463598][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.463824][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.464077][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.464344][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.464504][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.465046][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.465280][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.465503][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.465727][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.465952][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.466189][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.469804][  T166] ------------[ cut here ]------------
| [   58.469959][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   58.470269][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.470926][  T166] Tainted: [W]=WARN
[   58.471060][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.471338][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.471541][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.472080][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   58.472281][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a109e40 RCX: 1ff4000000108ea7
[   58.472510][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a109ef0
[   58.472737][  T166] RBP: ff1100000be7a000 R08: 1fe22000014213df R09: ff1100000cab2ef8
[   58.472959][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   58.473198][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.473424][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   58.473690][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.473879][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.474118][  T166] PKRU: 55555554
[   58.474232][  T166] Call Trace:
[   58.474343][  T166]  <TASK>
[   58.474420][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.474612][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.474800][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   58.474955][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   58.475156][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   58.475311][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   58.475467][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   58.475655][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.475839][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.475994][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.476149][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.476299][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.476451][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.476605][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.476755][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.476910][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.477069][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.477226][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.477417][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.477610][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.477763][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.477917][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.478130][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.478283][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.478434][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.478585][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.478735][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.478848][  T166]  new_sync_write (fs/read_write.c:595)
[   58.479008][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.479171][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.479392][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.479619][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.479860][  T166]  vfs_write (fs/read_write.c:688)
[   58.480054][  T166]  ksys_write (fs/read_write.c:740)
[   58.480188][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.480340][  T166]  ? 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)
[   58.480492][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.480646][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.480797][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.480950][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.481129][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.481316][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.481479][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.482077][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.482313][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.482539][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.482765][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.482995][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.483229][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.500441][  T166] ------------[ cut here ]------------
| [   58.500626][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   58.500923][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.501566][  T166] Tainted: [W]=WARN
[   58.501675][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.501854][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.502053][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.502571][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   58.502758][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b4ab3c0 RCX: 1ff4000000108eef
[   58.502976][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab470
[   58.503192][  T166] RBP: ff110000101a2000 R08: 1fe220000169568f R09: ff1100000cab2ef8
[   58.503404][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   58.503625][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.503845][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   58.504121][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.504303][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   58.504521][  T166] PKRU: 55555554
[   58.504630][  T166] Call Trace:
[   58.504738][  T166]  <TASK>
[   58.504813][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.505002][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.505185][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   58.505329][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   58.505473][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   58.505618][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.505764][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   58.505907][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.506054][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.506205][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   58.506352][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   58.506497][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   58.506680][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   58.506861][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   58.507010][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   58.507159][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   58.507343][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   58.507484][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   58.507627][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   58.507772][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   58.507915][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   58.508028][  T166]  new_sync_write (fs/read_write.c:595)
[   58.508177][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.508319][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   58.508462][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.508603][  T166]  ? ksys_write (fs/read_write.c:740)
[   58.508750][  T166]  vfs_write (fs/read_write.c:688)
[   58.508863][  T166]  ksys_write (fs/read_write.c:740)
[   58.508977][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   58.509131][  T166]  ? 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)
[   58.509273][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.509415][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.509559][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.509704][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.509850][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.510037][  T166] RIP: 0033:0x7fd8e6c0c08e
[   58.510191][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.510695][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   58.510911][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   58.511135][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   58.511346][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   58.511559][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   58.511774][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   58.575620][ T2427] ------------[ cut here ]------------
| [   58.575910][ T2427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2427
| [   58.576382][ T2427] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.577280][ T2427] Tainted: [W]=WARN
[   58.577438][ T2427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.577704][ T2427] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.577990][ T2427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.578736][ T2427] RSP: 0018:ffa000000630f060 EFLAGS: 00010286
[   58.579012][ T2427] RAX: 00000000ffffffa6 RBX: ff1100000c610040 RCX: 1ff4000000c61dd2
[   58.579321][ T2427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6100f0
[   58.579631][ T2427] RBP: ff11000007ef4000 R08: 1fe22000018c201f R09: ff1100001103ae58
[   58.579940][ T2427] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   58.580259][ T2427] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000630f100
[   58.580568][ T2427] FS:  00007f0cf32b3840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   58.580935][ T2427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.581213][ T2427] CR2: 0000000015797988 CR3: 0000000011a27004 CR4: 0000000000771ef0
[   58.581523][ T2427] PKRU: 55555554
[   58.581679][ T2427] Call Trace:
[   58.581834][ T2427]  <TASK>
[   58.581942][ T2427]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.582168][ T2427]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.582326][ T2427]  netif_close_many (net/core/dev.c:1804)
[   58.582534][ T2427]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.582745][ T2427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.582950][ T2427]  ? __dev_close_many (net/core/dev.c:1781)
[   58.583168][ T2427]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.583423][ T2427]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.583683][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.583890][ T2427]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.584155][ T2427]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.584365][ T2427]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.584567][ T2427]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.584824][ T2427]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.585037][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.585301][ T2427]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.585511][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.585716][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.585923][ T2427]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.586133][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.586335][ T2427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.586569][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.586768][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.586960][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.587169][ T2427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.587358][ T2427]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.587559][ T2427]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.587760][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.587957][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.588172][ T2427]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.588369][ T2427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.588563][ T2427]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.588756][ T2427]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.588960][ T2427]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.589171][ T2427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.589366][ T2427]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.589568][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.589772][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.589988][ T2427]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.590197][ T2427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.590403][ T2427]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.590621][ T2427]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.590822][ T2427]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.591042][ T2427]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.591256][ T2427]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.591462][ T2427]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.591669][ T2427]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.591875][ T2427]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.592092][ T2427]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.592306][ T2427]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.592513][ T2427]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.592718][ T2427]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.592978][ T2427]  ? move_addr_to_kernel (net/socket.c:258)
[   58.593192][ T2427]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.593399][ T2427]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.593613][ T2427]  ___sys_sendmsg (net/socket.c:2752)
[   58.593815][ T2427]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.594084][ T2427]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.594318][ T2427]  __sys_sendmsg (net/socket.c:2784)
[   58.594525][ T2427]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.594728][ T2427]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.594995][ T2427]  ? 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)
[   58.595208][ T2427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.595415][ T2427]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.595620][ T2427]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.595822][ T2427]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.596035][ T2427]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.596300][ T2427] RIP: 0033:0x7f0cf34ed08e
[   58.596518][ T2427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.597259][ T2427] RSP: 002b:00007fff5955c6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.597572][ T2427] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cf34ed08e
[   58.597877][ T2427] RDX: 0000000000000000 RSI: 00007fff5955c770 RDI: 0000000000000005
[   58.598202][ T2427] RBP: 00007fff5955c6d0 R08: 0000000000000000 R09: 0000000000000000
[   58.598509][ T2427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba5
[   58.598818][ T2427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5955ce30
| [   58.603483][ T2427] ------------[ cut here ]------------
| [   58.603709][ T2427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2427
| [   58.604261][ T2427] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.605191][ T2427] Tainted: [W]=WARN
[   58.605340][ T2427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.605585][ T2427] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.605846][ T2427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.606713][ T2427] RSP: 0018:ffa000000630f190 EFLAGS: 00010286
[   58.606962][ T2427] RAX: 00000000ffffffa6 RBX: ff1100000a35a4c0 RCX: 1ff4000000c61df8
[   58.607373][ T2427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a35a570
[   58.607665][ T2427] RBP: ff11000007ef4000 R08: 1fe220000146b4af R09: ff1100001103ae58
[   58.607960][ T2427] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   58.608393][ T2427] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.608689][ T2427] FS:  00007f0cf32b3840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   58.609152][ T2427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.609405][ T2427] CR2: 0000000015797988 CR3: 0000000011a27004 CR4: 0000000000771ef0
[   58.609700][ T2427] PKRU: 55555554
[   58.609850][ T2427] Call Trace:
[   58.610142][ T2427]  <TASK>
[   58.610249][ T2427]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.610505][ T2427]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.610741][ T2427]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.610934][ T2427]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.611241][ T2427]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.611483][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.611676][ T2427]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.611861][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.612194][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.612385][ T2427]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.612574][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.612762][ T2427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.613111][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.613299][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.613491][ T2427]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.613684][ T2427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.613871][ T2427]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.614080][ T2427]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.614285][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.614468][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.614651][ T2427]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.614835][ T2427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.615033][ T2427]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.615222][ T2427]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.615406][ T2427]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.615590][ T2427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.615777][ T2427]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.615966][ T2427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.616162][ T2427]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.616353][ T2427]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.616540][ T2427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.616727][ T2427]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.616918][ T2427]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.617117][ T2427]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.617309][ T2427]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.617498][ T2427]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.617686][ T2427]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.617875][ T2427]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.618072][ T2427]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.618263][ T2427]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.618453][ T2427]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.618647][ T2427]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.618831][ T2427]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.619071][ T2427]  ? move_addr_to_kernel (net/socket.c:258)
[   58.619268][ T2427]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.619455][ T2427]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.619645][ T2427]  ___sys_sendmsg (net/socket.c:2752)
[   58.619830][ T2427]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.620073][ T2427]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.620287][ T2427]  __sys_sendmsg (net/socket.c:2784)
[   58.620473][ T2427]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.620661][ T2427]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.620897][ T2427]  ? 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)
[   58.621077][ T2427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.621267][ T2427]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.621451][ T2427]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.621633][ T2427]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.621815][ T2427]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.622046][ T2427] RIP: 0033:0x7f0cf34ed08e
[   58.622243][ T2427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.622895][ T2427] RSP: 002b:00007fff5955c6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.623182][ T2427] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cf34ed08e
[   58.623456][ T2427] RDX: 0000000000000000 RSI: 00007fff5955c770 RDI: 0000000000000005
[   58.623726][ T2427] RBP: 00007fff5955c6d0 R08: 0000000000000000 R09: 0000000000000000
[   58.624008][ T2427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba5
[   58.624281][ T2427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5955ce30
| [   58.693365][ T2428] ------------[ cut here ]------------
| [   58.693677][ T2428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2428
| [   58.694465][ T2428] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.695466][ T2428] Tainted: [W]=WARN
[   58.695679][ T2428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.696009][ T2428] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.696354][ T2428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.697169][ T2428] RSP: 0018:ffa000000631f060 EFLAGS: 00010286
[   58.697489][ T2428] RAX: 00000000ffffffa6 RBX: ff1100000ceeec40 RCX: 1ff4000000c63dd2
[   58.697854][ T2428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceeecf0
[   58.698249][ T2428] RBP: ff110000100cc000 R08: 1fe22000019ddd9f R09: ff11000011b42e58
[   58.698624][ T2428] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   58.699001][ T2428] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000631f100
[   58.699374][ T2428] FS:  00007fcbce916840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   58.699787][ T2428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.700125][ T2428] CR2: 000000002c0bd988 CR3: 000000001157b006 CR4: 0000000000771ef0
[   58.700501][ T2428] PKRU: 55555554
[   58.700713][ T2428] Call Trace:
[   58.700924][ T2428]  <TASK>
[   58.701112][ T2428]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.701388][ T2428]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.701608][ T2428]  netif_close_many (net/core/dev.c:1804)
[   58.701871][ T2428]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.702162][ T2428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.702458][ T2428]  ? __dev_close_many (net/core/dev.c:1781)
[   58.702724][ T2428]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.703058][ T2428]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.703388][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.703650][ T2428]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.703953][ T2428]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.704245][ T2428]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.704520][ T2428]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.704836][ T2428]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.705123][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.705390][ T2428]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.705654][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.705915][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.706205][ T2428]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.706471][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.706739][ T2428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.707055][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.707324][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.707590][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.707847][ T2428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.708141][ T2428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.708406][ T2428]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.708682][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.708943][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.709240][ T2428]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.709508][ T2428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.709769][ T2428]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.710074][ T2428]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.710341][ T2428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.710605][ T2428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.710869][ T2428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.711164][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.711427][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.711697][ T2428]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.711959][ T2428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.712252][ T2428]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.712523][ T2428]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.712792][ T2428]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.713080][ T2428]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.713356][ T2428]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.713614][ T2428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.713877][ T2428]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.714163][ T2428]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.714424][ T2428]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.714685][ T2428]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.714957][ T2428]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.715248][ T2428]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.715559][ T2428]  ? move_addr_to_kernel (net/socket.c:258)
[   58.715825][ T2428]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.716113][ T2428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.716381][ T2428]  ___sys_sendmsg (net/socket.c:2752)
[   58.716703][ T2428]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.717036][ T2428]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.717338][ T2428]  __sys_sendmsg (net/socket.c:2784)
[   58.717606][ T2428]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.717867][ T2428]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.718211][ T2428]  ? 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)
[   58.718473][ T2428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.718740][ T2428]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.719025][ T2428]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.719300][ T2428]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.719569][ T2428]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.719884][ T2428] RIP: 0033:0x7fcbceb5008e
[   58.720176][ T2428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.720984][ T2428] RSP: 002b:00007fff171ca2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.721367][ T2428] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcbceb5008e
[   58.721724][ T2428] RDX: 0000000000000000 RSI: 00007fff171ca390 RDI: 0000000000000005
[   58.722110][ T2428] RBP: 00007fff171ca2f0 R08: 0000000000000000 R09: 0000000000000000
[   58.722480][ T2428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba5
[   58.722840][ T2428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff171caa50
| [   58.728544][ T2428] ------------[ cut here ]------------
| [   58.728808][ T2428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2428
| [   58.729285][ T2428] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.730241][ T2428] Tainted: [W]=WARN
[   58.730461][ T2428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.730764][ T2428] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.731224][ T2428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.732118][ T2428] RSP: 0018:ffa000000631f190 EFLAGS: 00010286
[   58.732613][ T2428] RAX: 00000000ffffffa6 RBX: ff11000004fb0940 RCX: 1ff4000000c63df8
[   58.733181][ T2428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fb09f0
[   58.733652][ T2428] RBP: ff110000100cc000 R08: 1fe22000009f613f R09: ff11000011b42e58
[   58.734115][ T2428] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.734561][ T2428] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.735022][ T2428] FS:  00007fcbce916840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   58.735526][ T2428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.735921][ T2428] CR2: 000000002c0bd988 CR3: 000000001157b006 CR4: 0000000000771ef0
[   58.736399][ T2428] PKRU: 55555554
[   58.736713][ T2428] Call Trace:
[   58.737026][ T2428]  <TASK>
[   58.737282][ T2428]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.737690][ T2428]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.738123][ T2428]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.738468][ T2428]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.738815][ T2428]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.739240][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.739595][ T2428]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.739942][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.740314][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.740664][ T2428]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.741029][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.741401][ T2428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.741775][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.742129][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.742473][ T2428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.742808][ T2428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.743172][ T2428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.743534][ T2428]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.743883][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.744257][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.744607][ T2428]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.744943][ T2428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.745317][ T2428]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.745675][ T2428]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.746037][ T2428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.746389][ T2428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.746755][ T2428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.747133][ T2428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.747474][ T2428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.747821][ T2428]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.748190][ T2428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.748497][ T2428]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.748796][ T2428]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.749165][ T2428]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.749522][ T2428]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.749871][ T2428]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.750239][ T2428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.750584][ T2428]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.750922][ T2428]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.751282][ T2428]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.751627][ T2428]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.751894][ T2428]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.752174][ T2428]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.752472][ T2428]  ? move_addr_to_kernel (net/socket.c:258)
[   58.752726][ T2428]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.752998][ T2428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.753261][ T2428]  ___sys_sendmsg (net/socket.c:2752)
[   58.753511][ T2428]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.753812][ T2428]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.754119][ T2428]  __sys_sendmsg (net/socket.c:2784)
[   58.754371][ T2428]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.754622][ T2428]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.754931][ T2428]  ? 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)
[   58.755210][ T2428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.755465][ T2428]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.755720][ T2428]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.755997][ T2428]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.756261][ T2428]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.756565][ T2428] RIP: 0033:0x7fcbceb5008e
[   58.756830][ T2428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.757611][ T2428] RSP: 002b:00007fff171ca2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.757961][ T2428] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcbceb5008e
[   58.758323][ T2428] RDX: 0000000000000000 RSI: 00007fff171ca390 RDI: 0000000000000005
[   58.758672][ T2428] RBP: 00007fff171ca2f0 R08: 0000000000000000 R09: 0000000000000000
[   58.759038][ T2428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba5
[   58.759401][ T2428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff171caa50
| [   58.841575][ T2429] ------------[ cut here ]------------
| [   58.841901][ T2429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2429
| [   58.842391][ T2429] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.843396][ T2429] Tainted: [W]=WARN
[   58.843610][ T2429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.843923][ T2429] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.844281][ T2429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.845094][ T2429] RSP: 0018:ffa000000632f060 EFLAGS: 00010286
[   58.845421][ T2429] RAX: 00000000ffffffa6 RBX: ff1100000c498640 RCX: 1ff4000000c65dd2
[   58.845780][ T2429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4986f0
[   58.846165][ T2429] RBP: ff1100001122c000 R08: 1fe22000018930df R09: ff110000113d2e58
[   58.846523][ T2429] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   58.846883][ T2429] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000632f100
[   58.847265][ T2429] FS:  00007f14a36b9840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   58.847672][ T2429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.848002][ T2429] CR2: 000000001715d988 CR3: 0000000011c6f002 CR4: 0000000000771ef0
[   58.848371][ T2429] PKRU: 55555554
[   58.848578][ T2429] Call Trace:
[   58.848783][ T2429]  <TASK>
[   58.848945][ T2429]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.849237][ T2429]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.849448][ T2429]  netif_close_many (net/core/dev.c:1804)
[   58.849706][ T2429]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.849963][ T2429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.850244][ T2429]  ? __dev_close_many (net/core/dev.c:1781)
[   58.850502][ T2429]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.850810][ T2429]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.851149][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.851407][ T2429]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.851715][ T2429]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.851991][ T2429]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.852260][ T2429]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.852568][ T2429]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.852831][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.853119][ T2429]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.853385][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.853643][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.853900][ T2429]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.854182][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.854444][ T2429]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.854740][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.855011][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.855278][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.855536][ T2429]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.855794][ T2429]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.856074][ T2429]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.856350][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.856610][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.856870][ T2429]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.857152][ T2429]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.857416][ T2429]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.857677][ T2429]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.857935][ T2429]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.858225][ T2429]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.858493][ T2429]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.858766][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.859037][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.859309][ T2429]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.859570][ T2429]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.859835][ T2429]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.860124][ T2429]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.860383][ T2429]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.860640][ T2429]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.860909][ T2429]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.861197][ T2429]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.861459][ T2429]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.861723][ T2429]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.861998][ T2429]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.862264][ T2429]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.862524][ T2429]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.862784][ T2429]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.863121][ T2429]  ? move_addr_to_kernel (net/socket.c:258)
[   58.863388][ T2429]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.863648][ T2429]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.863911][ T2429]  ___sys_sendmsg (net/socket.c:2752)
[   58.864195][ T2429]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.864507][ T2429]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.864792][ T2429]  __sys_sendmsg (net/socket.c:2784)
[   58.865074][ T2429]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.865339][ T2429]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.865661][ T2429]  ? 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)
[   58.865924][ T2429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.866216][ T2429]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.866475][ T2429]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.866735][ T2429]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.867015][ T2429]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.867337][ T2429] RIP: 0033:0x7f14a38f308e
[   58.867609][ T2429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.868406][ T2429] RSP: 002b:00007fffa8cbda20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.868780][ T2429] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14a38f308e
[   58.869164][ T2429] RDX: 0000000000000000 RSI: 00007fffa8cbdad0 RDI: 0000000000000005
[   58.869540][ T2429] RBP: 00007fffa8cbda30 R08: 0000000000000000 R09: 0000000000000000
[   58.869898][ T2429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   58.870290][ T2429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa8cbe190
| [   58.875742][ T2429] ------------[ cut here ]------------
| [   58.876010][ T2429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2429
| [   58.876463][ T2429] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.877429][ T2429] Tainted: [W]=WARN
[   58.877639][ T2429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.877947][ T2429] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.878390][ T2429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.879385][ T2429] RSP: 0018:ffa000000632f190 EFLAGS: 00010286
[   58.879801][ T2429] RAX: 00000000ffffffa6 RBX: ff1100000c71f540 RCX: 1ff4000000c65df8
[   58.880279][ T2429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71f5f0
[   58.880717][ T2429] RBP: ff1100001122c000 R08: 1fe22000018e3ebf R09: ff110000113d2e58
[   58.881181][ T2429] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.881624][ T2429] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.882088][ T2429] FS:  00007f14a36b9840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   58.882594][ T2429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.883006][ T2429] CR2: 000000001715d988 CR3: 0000000011c6f002 CR4: 0000000000771ef0
[   58.883456][ T2429] PKRU: 55555554
[   58.883777][ T2429] Call Trace:
[   58.884088][ T2429]  <TASK>
[   58.884346][ T2429]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.884760][ T2429]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.885172][ T2429]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.885519][ T2429]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.885865][ T2429]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.886279][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.886626][ T2429]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.886989][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.887349][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.887689][ T2429]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.888066][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.888433][ T2429]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.888814][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.889188][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.889533][ T2429]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.889881][ T2429]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.890250][ T2429]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.890593][ T2429]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.890940][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.891306][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.891646][ T2429]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.892007][ T2429]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.892354][ T2429]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.892705][ T2429]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.893066][ T2429]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.893412][ T2429]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.893749][ T2429]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.894120][ T2429]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.894462][ T2429]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.894820][ T2429]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.895191][ T2429]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.895544][ T2429]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.895895][ T2429]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.896267][ T2429]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.896620][ T2429]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.896963][ T2429]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.897420][ T2429]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.897757][ T2429]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.898035][ T2429]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.898296][ T2429]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.898551][ T2429]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.898805][ T2429]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.899074][ T2429]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.899380][ T2429]  ? move_addr_to_kernel (net/socket.c:258)
[   58.899635][ T2429]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.899896][ T2429]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.900174][ T2429]  ___sys_sendmsg (net/socket.c:2752)
[   58.900423][ T2429]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.900721][ T2429]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.901038][ T2429]  __sys_sendmsg (net/socket.c:2784)
[   58.901303][ T2429]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.901571][ T2429]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.901886][ T2429]  ? 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)
[   58.902163][ T2429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.902409][ T2429]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.902664][ T2429]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.902914][ T2429]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.903215][ T2429]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.903521][ T2429] RIP: 0033:0x7f14a38f308e
[   58.903785][ T2429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.904560][ T2429] RSP: 002b:00007fffa8cbda20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.904917][ T2429] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14a38f308e
[   58.905288][ T2429] RDX: 0000000000000000 RSI: 00007fffa8cbdad0 RDI: 0000000000000005
[   58.905641][ T2429] RBP: 00007fffa8cbda30 R08: 0000000000000000 R09: 0000000000000000
[   58.906005][ T2429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   58.906365][ T2429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa8cbe190
| [   58.964237][ T2430] ------------[ cut here ]------------
| [   58.964433][ T2430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2430
| [   58.964710][ T2430] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.965328][ T2430] Tainted: [W]=WARN
[   58.965434][ T2430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.965603][ T2430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.965782][ T2430] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.966276][ T2430] RSP: 0018:ffa000000633f060 EFLAGS: 00010286
[   58.966451][ T2430] RAX: 00000000ffffffa6 RBX: ff1100001045f840 RCX: 1ff4000000c67dd2
[   58.966654][ T2430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f8f0
[   58.966852][ T2430] RBP: ff1100000a2f4000 R08: 1fe220000208bf1f R09: ff110000113d0b58
[   58.967054][ T2430] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   58.967272][ T2430] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000633f100
[   58.967469][ T2430] FS:  00007f012f128840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   58.967704][ T2430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.967870][ T2430] CR2: 00000000334f0988 CR3: 0000000011c6a002 CR4: 0000000000771ef0
[   58.968072][ T2430] PKRU: 55555554
[   58.968178][ T2430] Call Trace:
[   58.968278][ T2430]  <TASK>
[   58.968345][ T2430]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.968478][ T2430]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.968580][ T2430]  netif_close_many (net/core/dev.c:1804)
[   58.968709][ T2430]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.968839][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.968982][ T2430]  ? __dev_close_many (net/core/dev.c:1781)
[   58.969119][ T2430]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.969280][ T2430]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.969444][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.969574][ T2430]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.969736][ T2430]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.969867][ T2430]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.970005][ T2430]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.970172][ T2430]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   58.970301][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.970435][ T2430]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.970566][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.970704][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.970835][ T2430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.970964][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.971108][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.971260][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.971392][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.971523][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.971651][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.971783][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.971913][ T2430]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.972050][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.972185][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.972316][ T2430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.972446][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.972579][ T2430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.972713][ T2430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.972844][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.972979][ T2430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.973114][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.973247][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.973376][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.973507][ T2430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.973639][ T2430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.973771][ T2430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.973905][ T2430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.974042][ T2430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.974177][ T2430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.974308][ T2430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.974439][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.974573][ T2430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.974708][ T2430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.974841][ T2430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.974980][ T2430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.975123][ T2430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.975265][ T2430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.975428][ T2430]  ? move_addr_to_kernel (net/socket.c:258)
[   58.975558][ T2430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.975696][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.975833][ T2430]  ___sys_sendmsg (net/socket.c:2752)
[   58.975961][ T2430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.976141][ T2430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.976283][ T2430]  __sys_sendmsg (net/socket.c:2784)
[   58.976413][ T2430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.976543][ T2430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.976715][ T2430]  ? 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)
[   58.976846][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.976983][ T2430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.977117][ T2430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.977248][ T2430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.977379][ T2430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.977539][ T2430] RIP: 0033:0x7f012f36208e
[   58.977677][ T2430] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.978159][ T2430] RSP: 002b:00007ffddd741bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.978355][ T2430] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f012f36208e
[   58.978549][ T2430] RDX: 0000000000000000 RSI: 00007ffddd741c80 RDI: 0000000000000005
[   58.978744][ T2430] RBP: 00007ffddd741be0 R08: 0000000000000000 R09: 0000000000000000
[   58.978938][ T2430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   58.979145][ T2430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddd742340
| [   58.982748][ T2430] ------------[ cut here ]------------
| [   58.982903][ T2430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2430
| [   58.983183][ T2430] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   58.983705][ T2430] Tainted: [W]=WARN
[   58.983802][ T2430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.983960][ T2430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.984146][ T2430] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.984683][ T2430] RSP: 0018:ffa000000633f190 EFLAGS: 00010286
[   58.984844][ T2430] RAX: 00000000ffffffa6 RBX: ff110000107b9240 RCX: 1ff4000000c67df8
[   58.985040][ T2430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107b92f0
[   58.985242][ T2430] RBP: ff1100000a2f4000 R08: 1fe22000020f725f R09: ff110000113d0b58
[   58.985435][ T2430] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   58.985624][ T2430] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.985814][ T2430] FS:  00007f012f128840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   58.986045][ T2430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.986208][ T2430] CR2: 00000000334f0988 CR3: 0000000011c6a002 CR4: 0000000000771ef0
[   58.986408][ T2430] PKRU: 55555554
[   58.986504][ T2430] Call Trace:
[   58.986602][ T2430]  <TASK>
[   58.986670][ T2430]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.986832][ T2430]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.987002][ T2430]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.987133][ T2430]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.987258][ T2430]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   58.987417][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.987543][ T2430]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   58.987668][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.987794][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.987919][ T2430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.988054][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.988183][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.988333][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.988461][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.988586][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   58.988711][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.988836][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.988966][ T2430]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   58.989106][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.989232][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.989394][ T2430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.989557][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.989685][ T2430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   58.989815][ T2430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   58.989942][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.990184][ T2430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.990311][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.990437][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.990563][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.990689][ T2430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   58.990831][ T2430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.991081][ T2430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.991221][ T2430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   58.991353][ T2430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   58.991485][ T2430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.991617][ T2430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.991743][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.991872][ T2430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   58.992110][ T2430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   58.992310][ T2430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   58.992441][ T2430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   58.992569][ T2430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   58.992696][ T2430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   58.992858][ T2430]  ? move_addr_to_kernel (net/socket.c:258)
[   58.993202][ T2430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.993432][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   58.993624][ T2430]  ___sys_sendmsg (net/socket.c:2752)
[   58.993757][ T2430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   58.993915][ T2430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   58.994126][ T2430]  __sys_sendmsg (net/socket.c:2784)
[   58.994253][ T2430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   58.994382][ T2430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   58.994545][ T2430]  ? 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)
[   58.994670][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.994799][ T2430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.994926][ T2430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   58.995116][ T2430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   58.995248][ T2430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.995409][ T2430] RIP: 0033:0x7f012f36208e
[   58.995542][ T2430] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   58.996067][ T2430] RSP: 002b:00007ffddd741bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.996261][ T2430] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f012f36208e
[   58.996451][ T2430] RDX: 0000000000000000 RSI: 00007ffddd741c80 RDI: 0000000000000005
[   58.996641][ T2430] RBP: 00007ffddd741be0 R08: 0000000000000000 R09: 0000000000000000
[   58.996829][ T2430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   58.997123][ T2430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddd742340
| [   59.065534][ T2431] ------------[ cut here ]------------
| [   59.065840][ T2431] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2431
| [   59.066906][ T2431] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.067864][ T2431] Tainted: [W]=WARN
[   59.068090][ T2431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.068417][ T2431] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.068742][ T2431] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.069547][ T2431] RSP: 0018:ffa000000634f060 EFLAGS: 00010286
[   59.069859][ T2431] RAX: 00000000ffffffa6 RBX: ff11000012374dc0 RCX: 1ff4000000c69dd2
[   59.070240][ T2431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012374e70
[   59.070596][ T2431] RBP: ff1100000a20c000 R08: 1fe220000246e9cf R09: ff110000113d5158
[   59.070956][ T2431] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.071340][ T2431] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000634f100
[   59.071703][ T2431] FS:  00007f4600f7a840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   59.072141][ T2431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.072460][ T2431] CR2: 0000000006cf3988 CR3: 0000000011a99004 CR4: 0000000000771ef0
[   59.072823][ T2431] PKRU: 55555554
[   59.073051][ T2431] Call Trace:
[   59.073265][ T2431]  <TASK>
[   59.073429][ T2431]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.073697][ T2431]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.073909][ T2431]  netif_close_many (net/core/dev.c:1804)
[   59.074198][ T2431]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.074457][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.074717][ T2431]  ? __dev_close_many (net/core/dev.c:1781)
[   59.074996][ T2431]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.075323][ T2431]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.075639][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.075899][ T2431]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.076231][ T2431]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.076500][ T2431]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.076759][ T2431]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.077090][ T2431]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.077359][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.077624][ T2431]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.077884][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.078168][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.078434][ T2431]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.078695][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.078954][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.079277][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.079543][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.079805][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.080079][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.080351][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.080615][ T2431]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   59.080884][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.081170][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.081433][ T2431]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.081692][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.081956][ T2431]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.082244][ T2431]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.082515][ T2431]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.082778][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.083057][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.083333][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.083592][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.083854][ T2431]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.084133][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.084393][ T2431]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.084662][ T2431]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.084924][ T2431]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.085217][ T2431]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.085481][ T2431]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.085744][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.086023][ T2431]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.086299][ T2431]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.086566][ T2431]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.086831][ T2431]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.087117][ T2431]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.087382][ T2431]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.087689][ T2431]  ? move_addr_to_kernel (net/socket.c:258)
[   59.087952][ T2431]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.088237][ T2431]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.088507][ T2431]  ___sys_sendmsg (net/socket.c:2752)
[   59.088764][ T2431]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.089091][ T2431]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.089385][ T2431]  __sys_sendmsg (net/socket.c:2784)
[   59.089647][ T2431]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.089905][ T2431]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.090244][ T2431]  ? 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)
[   59.090501][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.090761][ T2431]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.091039][ T2431]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.091305][ T2431]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.091568][ T2431]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.091878][ T2431] RIP: 0033:0x7f46011b408e
[   59.092174][ T2431] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.092964][ T2431] RSP: 002b:00007ffe197c13e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.093358][ T2431] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f46011b408e
[   59.093721][ T2431] RDX: 0000000000000000 RSI: 00007ffe197c1490 RDI: 0000000000000005
[   59.094117][ T2431] RBP: 00007ffe197c13f0 R08: 0000000000000000 R09: 0000000000000000
[   59.094477][ T2431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   59.094832][ T2431] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe197c1b50
| [   59.111893][ T2431] ------------[ cut here ]------------
| [   59.112193][ T2431] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2431
| [   59.112642][ T2431] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.113725][ T2431] Tainted: [W]=WARN
[   59.113936][ T2431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.114266][ T2431] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.114581][ T2431] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.115364][ T2431] RSP: 0018:ffa000000634f190 EFLAGS: 00010286
[   59.115677][ T2431] RAX: 00000000ffffffa6 RBX: ff11000012375e40 RCX: 1ff4000000c69df8
[   59.116038][ T2431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012375ef0
[   59.116399][ T2431] RBP: ff1100000a20c000 R08: 1fe220000246ebdf R09: ff110000113d5158
[   59.116747][ T2431] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.117148][ T2431] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.117497][ T2431] FS:  00007f4600f7a840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   59.117901][ T2431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.118225][ T2431] CR2: 0000000006cf3988 CR3: 0000000011a99004 CR4: 0000000000771ef0
[   59.118577][ T2431] PKRU: 55555554
[   59.118785][ T2431] Call Trace:
[   59.119005][ T2431]  <TASK>
[   59.119174][ T2431]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.119486][ T2431]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.119785][ T2431]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.120065][ T2431]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.120326][ T2431]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.120629][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.120888][ T2431]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.121164][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.121418][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.121675][ T2431]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.121925][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.122199][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.122489][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.122743][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.123015][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.123277][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.123533][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.123785][ T2431]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   59.124059][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.124315][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.124563][ T2431]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.124817][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.125089][ T2431]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.125349][ T2431]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.125599][ T2431]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.125848][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.126126][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.126382][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.126640][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.126898][ T2431]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.127174][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.127431][ T2431]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.127688][ T2431]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.127939][ T2431]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.128222][ T2431]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.128475][ T2431]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.128731][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.129003][ T2431]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.129269][ T2431]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.129524][ T2431]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.129778][ T2431]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.130055][ T2431]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.130310][ T2431]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.130615][ T2431]  ? move_addr_to_kernel (net/socket.c:258)
[   59.130869][ T2431]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.131140][ T2431]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.131391][ T2431]  ___sys_sendmsg (net/socket.c:2752)
[   59.131643][ T2431]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.131943][ T2431]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.132243][ T2431]  __sys_sendmsg (net/socket.c:2784)
[   59.132508][ T2431]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.132759][ T2431]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.133086][ T2431]  ? 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)
[   59.133349][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.133605][ T2431]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.133857][ T2431]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.134134][ T2431]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.134390][ T2431]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.134691][ T2431] RIP: 0033:0x7f46011b408e
[   59.134950][ T2431] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.135707][ T2431] RSP: 002b:00007ffe197c13e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.136096][ T2431] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f46011b408e
[   59.136452][ T2431] RDX: 0000000000000000 RSI: 00007ffe197c1490 RDI: 0000000000000005
[   59.136787][ T2431] RBP: 00007ffe197c13f0 R08: 0000000000000000 R09: 0000000000000000
[   59.137161][ T2431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   59.137511][ T2431] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe197c1b50
| [   59.198328][  T166] ------------[ cut here ]------------
| [   59.198697][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   59.199271][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.200511][  T166] Tainted: [W]=WARN
[   59.200717][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.201144][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.201494][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.202455][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   59.202785][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a9b40 RCX: 1ff4000000108e65
[   59.203191][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9bf0
[   59.203590][  T166] RBP: ff1100000cbaa000 R08: 1fe220000121537f R09: ff1100000cab2f48
[   59.203993][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   59.204392][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaa000
[   59.204796][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   59.205283][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.205622][  T166] CR2: 00007f012f1f5574 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   59.206033][  T166] PKRU: 55555554
[   59.206237][  T166] Call Trace:
[   59.206440][  T166]  <TASK>
[   59.206579][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.206853][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.207068][  T166]  register_netdevice (net/core/dev.c:11488)
[   59.207440][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   59.207772][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   59.208058][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   59.208413][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   59.208685][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   59.209033][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   59.209311][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   59.209650][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   59.209918][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   59.210134][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.210408][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   59.210750][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   59.211039][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   59.211314][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   59.211585][  T166]  really_probe (drivers/base/dd.c:709)
[   59.211858][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   59.212134][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   59.212404][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   59.212675][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   59.212947][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   59.213229][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   59.213505][  T166]  __device_attach (drivers/base/dd.c:1101)
[   59.213772][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.214046][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   59.214379][  T166]  ? 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)
[   59.214642][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   59.214913][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   59.215197][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   59.215467][  T166]  device_add (drivers/base/core.c:3706)
[   59.215739][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   59.216082][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   59.216355][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   59.216634][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   59.216980][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.217259][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   59.217596][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   59.217866][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   59.218147][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   59.218415][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   59.218684][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   59.218888][  T166]  new_sync_write (fs/read_write.c:595)
[   59.219169][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.219438][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   59.219709][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.219983][  T166]  ? ksys_write (fs/read_write.c:740)
[   59.220263][  T166]  vfs_write (fs/read_write.c:688)
[   59.220469][  T166]  ksys_write (fs/read_write.c:740)
[   59.220674][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   59.220939][  T166]  ? 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)
[   59.221220][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.221490][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.221759][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.222035][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.222307][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.222640][  T166] RIP: 0033:0x7fd8e6c0c08e
[   59.222921][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.223897][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   59.224321][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   59.224723][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   59.225392][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   59.225795][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   59.226427][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   59.234475][  T166] ------------[ cut here ]------------
| [   59.234756][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   59.235195][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.236343][  T166] Tainted: [W]=WARN
[   59.236502][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.236766][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.237154][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.237911][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   59.238286][  T166] RAX: 00000000ffffffa6 RBX: ff1100000f3e4640 RCX: 1ff4000000108eef
[   59.238722][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e46f0
[   59.239142][  T166] RBP: ff1100000cbaa000 R08: 1fe2200001e7c8df R09: ff1100000cab2ef8
[   59.239456][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   59.239768][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.240184][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   59.240543][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.240817][  T166] CR2: 00007f012f1f5574 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   59.241239][  T166] PKRU: 55555554
[   59.241393][  T166] Call Trace:
[   59.241550][  T166]  <TASK>
[   59.241658][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.241927][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.242273][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   59.242483][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   59.242697][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   59.243011][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.243233][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   59.243439][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.243643][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.243853][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   59.244171][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   59.244378][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   59.244635][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   59.244896][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   59.245213][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   59.245431][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   59.245904][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   59.246256][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   59.246469][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   59.246671][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   59.246871][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   59.247133][  T166]  new_sync_write (fs/read_write.c:595)
[   59.247352][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.247557][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   59.247761][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.248071][  T166]  ? ksys_write (fs/read_write.c:740)
[   59.248300][  T166]  vfs_write (fs/read_write.c:688)
[   59.248466][  T166]  ksys_write (fs/read_write.c:740)
[   59.248628][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   59.248838][  T166]  ? 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)
[   59.249174][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.249391][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.249592][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.249800][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.250100][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.250355][  T166] RIP: 0033:0x7fd8e6c0c08e
[   59.250577][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.251415][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   59.251742][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   59.252151][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   59.252461][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   59.252770][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   59.253171][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   59.305394][  T166] ------------[ cut here ]------------
| [   59.305802][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   59.306473][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.307907][  T166] Tainted: [W]=WARN
[   59.308270][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.308658][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.309078][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.310044][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   59.310434][  T166] RAX: 00000000ffffffa6 RBX: ff1100000b4aa040 RCX: 1ff4000000108ed1
[   59.310861][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa0f0
[   59.311463][  T166] RBP: ff110000100aa000 R08: 1fe220000169541f R09: ff1100000cab2ef8
[   59.311873][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.312352][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100aa000
[   59.312873][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   59.313388][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.313744][  T166] CR2: 00007f214d917870 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   59.314185][  T166] PKRU: 55555554
[   59.314431][  T166] Call Trace:
[   59.314678][  T166]  <TASK>
[   59.314861][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.315195][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.315788][  T166]  register_netdevice (net/core/dev.c:11488)
[   59.316095][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   59.316462][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   59.316766][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   59.317152][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   59.317453][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   59.317810][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   59.318377][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.318677][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   59.318965][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   59.319366][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   59.319692][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   59.320114][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   59.320444][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   59.320765][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   59.324988][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   59.325279][  T166]  new_sync_write (fs/read_write.c:595)
[   59.325577][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.325860][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   59.326172][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.326494][  T166]  ? ksys_write (fs/read_write.c:740)
[   59.326806][  T166]  vfs_write (fs/read_write.c:688)
[   59.327066][  T166]  ksys_write (fs/read_write.c:740)
[   59.327320][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   59.327618][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.328121][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.328617][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.328923][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.329423][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.329726][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.330121][  T166] RIP: 0033:0x7fd8e6c0c08e
[   59.330641][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.331583][  T166] RSP: 002b:00007ffe866f5610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   59.332582][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   59.333019][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   59.333445][  T166] RBP: 00007ffe866f5620 R08: 0000000000000000 R09: 0000000000000000
[   59.333859][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   59.335005][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   59.544020][ T2439] ------------[ cut here ]------------
| [   59.544353][ T2439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2439
| [   59.544849][ T2439] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.546421][ T2439] Tainted: [W]=WARN
[   59.546640][ T2439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.546965][ T2439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.547329][ T2439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.548192][ T2439] RSP: 0018:ffa000000622f020 EFLAGS: 00010286
[   59.548532][ T2439] RAX: 00000000ffffffa6 RBX: ff110000093a2ac0 RCX: 1ff4000000c45dca
[   59.548923][ T2439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2b70
[   59.549337][ T2439] RBP: ff110000100aa000 R08: 1fe220000127456f R09: ff1100000c982e80
[   59.549728][ T2439] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   59.550167][ T2439] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   59.550550][ T2439] FS:  00007f66d1c77840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   59.551015][ T2439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.551352][ T2439] CR2: 0000000003fda988 CR3: 0000000011eea001 CR4: 0000000000771ef0
[   59.551745][ T2439] PKRU: 55555554
[   59.551963][ T2439] Call Trace:
[   59.552213][ T2439]  <TASK>
[   59.552384][ T2439]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   59.552661][ T2439]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.552944][ T2439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.553194][ T2439]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.553464][ T2439]  __dev_notify_flags (net/core/dev.c:9787)
[   59.553755][ T2439]  ? netif_change_name (net/core/dev.c:1495)
[   59.554052][ T2439]  ? __dev_change_flags (net/core/dev.c:9752)
[   59.554328][ T2439]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   59.554605][ T2439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.554886][ T2439]  ? 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))
[   59.555183][ T2439]  netif_change_flags (net/core/dev.c:9820)
[   59.555466][ T2439]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   59.555740][ T2439]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   59.556035][ T2439]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   59.556371][ T2439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.556639][ T2439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.556909][ T2439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.557244][ T2439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.557523][ T2439]  ? __kernel_text_address (kernel/extable.c:79)
[   59.557803][ T2439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.558096][ T2439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.558418][ T2439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.558691][ T2439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.558963][ T2439]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.559263][ T2439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.559539][ T2439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.559817][ T2439]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   59.560125][ T2439]  ? __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)
[   59.560400][ T2439]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   59.560680][ T2439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.561378][ T2439]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   59.561674][ T2439]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   59.561958][ T2439]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.562261][ T2439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.562540][ T2439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.562816][ T2439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.563112][ T2439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.563388][ T2439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.563671][ T2439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.563941][ T2439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.564245][ T2439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.564521][ T2439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.564797][ T2439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.565093][ T2439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.565368][ T2439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.565630][ T2439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.565901][ T2439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.566206][ T2439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.566486][ T2439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.566764][ T2439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.567019][ T2439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.567262][ T2439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.567500][ T2439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.567747][ T2439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.568044][ T2439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.568329][ T2439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.568603][ T2439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.568877][ T2439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.569170][ T2439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.569441][ T2439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.569716][ T2439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.570003][ T2439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.570286][ T2439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.570609][ T2439]  ? move_addr_to_kernel (net/socket.c:258)
[   59.570912][ T2439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.571212][ T2439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.571489][ T2439]  ___sys_sendmsg (net/socket.c:2752)
[   59.571767][ T2439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.572119][ T2439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.572464][ T2439]  __sys_sendmsg (net/socket.c:2784)
[   59.572755][ T2439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.573048][ T2439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.573397][ T2439]  ? 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)
[   59.573674][ T2439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.573954][ T2439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.574254][ T2439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.574542][ T2439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.574843][ T2439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.575194][ T2439] RIP: 0033:0x7f66d1eb108e
[   59.575483][ T2439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.576360][ T2439] RSP: 002b:00007ffe00986ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.576761][ T2439] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f66d1eb108e
[   59.577174][ T2439] RDX: 0000000000000000 RSI: 00007ffe00986b70 RDI: 0000000000000005
[   59.577564][ T2439] RBP: 00007ffe00986ad0 R08: 0000000000000000 R09: 0000000000000000
[   59.577939][ T2439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   59.578337][ T2439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe00987230
| [   59.630928][ T2440] ------------[ cut here ]------------
| [   59.631429][ T2440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2440
| [   59.631885][ T2440] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.632793][ T2440] Tainted: [W]=WARN
[   59.633122][ T2440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.633337][ T2440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.633644][ T2440] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.634288][ T2440] RSP: 0018:ffa000000615ef70 EFLAGS: 00010286
[   59.634472][ T2440] RAX: 00000000ffffffa6 RBX: ff110000107ea7c0 RCX: 1ff4000000c2bdb4
[   59.634689][ T2440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea870
[   59.634908][ T2440] RBP: ff110000100aa000 R08: 1fe22000020fd50f R09: ff11000012202e80
[   59.635193][ T2440] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   59.635411][ T2440] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   59.635747][ T2440] FS:  00007f6162fc0840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.636158][ T2440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.636390][ T2440] CR2: 00007f61631b9460 CR3: 0000000011eee006 CR4: 0000000000771ef0
[   59.636613][ T2440] PKRU: 55555554
[   59.636767][ T2440] Call Trace:
[   59.636938][ T2440]  <TASK>
[   59.637064][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.637299][ T2440]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   59.637518][ T2440]  notifier_call_chain (kernel/notifier.c:85)
[   59.637699][ T2440]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   59.637882][ T2440]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   59.638062][ T2440]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   59.638272][ T2440]  netdev_upper_dev_link (net/core/dev.c:8972)
[   59.638494][ T2440]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   59.638639][ T2440] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   59.638788][ T2440]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   59.638933][ T2440] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   59.639087][ T2440]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   59.639244][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   59.639391][ T2440]  ? nla_strscpy (lib/nlattr.c:795)
[   59.639555][ T2440]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   59.639719][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   59.639882][ T2440]  ? __dev_get_by_name (net/core/dev.c:883)
[   59.640038][ T2440]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   59.640215][ T2440]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   59.640436][ T2440]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.640611][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.640815][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.641048][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.641280][ T2440]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.641509][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.641663][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.641810][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.641960][ T2440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.642120][ T2440]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.642271][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.642439][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.642655][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.642826][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.642985][ T2440]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.643141][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.643284][ T2440]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.643454][ T2440]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.643635][ T2440]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.643785][ T2440]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.643930][ T2440]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.644083][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.644235][ T2440]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.644381][ T2440]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.644528][ T2440]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.644677][ T2440]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.644828][ T2440]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.644981][ T2440]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.645170][ T2440]  ? move_addr_to_kernel (net/socket.c:258)
[   59.645340][ T2440]  ___sys_sendmsg (net/socket.c:2752)
[   59.645499][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.645647][ T2440]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.645801][ T2440]  ? 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))
[   59.645949][ T2440]  __sys_sendmsg (net/socket.c:2784)
[   59.646099][ T2440]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.646269][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.646419][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.646563][ T2440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.646708][ T2440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.646872][ T2440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.647041][ T2440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.647239][ T2440] RIP: 0033:0x7f61631fa08e
[   59.647408][ T2440] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.647953][ T2440] RSP: 002b:00007ffca9ae3880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.648221][ T2440] RAX: ffffffffffffffda RBX: 00007ffca9ae4020 RCX: 00007f61631fa08e
[   59.648483][ T2440] RDX: 0000000000000000 RSI: 00007ffca9ae3930 RDI: 0000000000000005
[   59.648699][ T2440] RBP: 00007ffca9ae3890 R08: 0000000000000000 R09: 0000000000000000
[   59.648945][ T2440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   59.649172][ T2440] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca9ae3ff8
| [   59.651256][ T2440] ------------[ cut here ]------------
| [   59.651536][ T2440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2440
| [   59.652057][ T2440] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.653166][ T2440] Tainted: [W]=WARN
[   59.653400][ T2440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.653754][ T2440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.654152][ T2440] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.655056][ T2440] RSP: 0018:ffa000000615efd0 EFLAGS: 00010286
[   59.655413][ T2440] RAX: 00000000ffffffa6 RBX: ff110000093a2f40 RCX: 1ff4000000c2bdc0
[   59.655836][ T2440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2ff0
[   59.656259][ T2440] RBP: ff1100000cc1a000 R08: 1fe22000012745ff R09: ff11000012202e80
[   59.656738][ T2440] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.657161][ T2440] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   59.657583][ T2440] FS:  00007f6162fc0840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   59.658079][ T2440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.658446][ T2440] CR2: 00007f6163459668 CR3: 0000000011eee004 CR4: 0000000000771ef0
[   59.658847][ T2440] PKRU: 55555554
[   59.659075][ T2440] Call Trace:
[   59.659303][ T2440]  <TASK>
[   59.659474][ T2440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.659766][ T2440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.660016][ T2440]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   59.660306][ T2440]  __dev_notify_flags (net/core/dev.c:9787)
[   59.660603][ T2440]  ? netif_change_name (net/core/dev.c:1495)
[   59.660888][ T2440]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   59.661195][ T2440]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   59.661475][ T2440]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   59.661755][ T2440] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   59.662060][ T2440]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   59.662368][ T2440] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   59.662660][ T2440]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   59.662956][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   59.663266][ T2440]  ? nla_strscpy (lib/nlattr.c:795)
[   59.663557][ T2440]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   59.663854][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   59.664163][ T2440]  ? __dev_get_by_name (net/core/dev.c:883)
[   59.664449][ T2440]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   59.664753][ T2440]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   59.665065][ T2440]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.665358][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.665639][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.665925][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.666229][ T2440]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.666521][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.666824][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.667135][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.667435][ T2440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.667723][ T2440]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.668033][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.668327][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.668615][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.668903][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.669230][ T2440]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.669511][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.669807][ T2440]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.670130][ T2440]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.670421][ T2440]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.670728][ T2440]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.671053][ T2440]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.671345][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.671630][ T2440]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.671914][ T2440]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.672219][ T2440]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.672515][ T2440]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.672801][ T2440]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.673098][ T2440]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.673452][ T2440]  ? move_addr_to_kernel (net/socket.c:258)
[   59.673753][ T2440]  ___sys_sendmsg (net/socket.c:2752)
[   59.674055][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.674353][ T2440]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.674654][ T2440]  ? 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))
[   59.674947][ T2440]  __sys_sendmsg (net/socket.c:2784)
[   59.675271][ T2440]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.675567][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.675859][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.676208][ T2440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.676516][ T2440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.676823][ T2440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.677142][ T2440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.677484][ T2440] RIP: 0033:0x7f61631fa08e
[   59.677801][ T2440] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.678689][ T2440] RSP: 002b:00007ffca9ae3880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.679113][ T2440] RAX: ffffffffffffffda RBX: 00007ffca9ae4020 RCX: 00007f61631fa08e
[   59.679544][ T2440] RDX: 0000000000000000 RSI: 00007ffca9ae3930 RDI: 0000000000000005
[   59.679970][ T2440] RBP: 00007ffca9ae3890 R08: 0000000000000000 R09: 0000000000000000
[   59.680395][ T2440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba6
[   59.680813][ T2440] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca9ae3ff8
| [   59.712559][ T2441] ------------[ cut here ]------------
| [   59.712739][ T2441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2441
| [   59.713023][ T2441] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.713576][ T2441] Tainted: [W]=WARN
[   59.713678][ T2441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.713849][ T2441] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.714032][ T2441] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.714514][ T2441] RSP: 0018:ffa000000638f020 EFLAGS: 00010286
[   59.714688][ T2441] RAX: 00000000ffffffa6 RBX: ff110000107eb840 RCX: 1ff4000000c71dca
[   59.714887][ T2441] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb8f0
[   59.715093][ T2441] RBP: ff1100000cc1a000 R08: 1fe22000020fd71f R09: ff11000012205158
[   59.715298][ T2441] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   59.715496][ T2441] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   59.715697][ T2441] FS:  00007f029eabb840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.715932][ T2441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.716112][ T2441] CR2: 000000001f3cf988 CR3: 0000000011eee002 CR4: 0000000000771ef0
[   59.716316][ T2441] PKRU: 55555554
[   59.716421][ T2441] Call Trace:
[   59.716523][ T2441]  <TASK>
[   59.716593][ T2441]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.716728][ T2441]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.716830][ T2441]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.716962][ T2441]  __dev_notify_flags (net/core/dev.c:9787)
[   59.717100][ T2441]  ? netif_change_name (net/core/dev.c:1495)
[   59.717237][ T2441]  ? __dev_change_flags (net/core/dev.c:9752)
[   59.717369][ T2441]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   59.717502][ T2441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.717635][ T2441]  ? 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))
[   59.717771][ T2441]  netif_change_flags (net/core/dev.c:9820)
[   59.717903][ T2441]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.718046][ T2441]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   59.718185][ T2441]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   59.718323][ T2441]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   59.718490][ T2441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.718622][ T2441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.718759][ T2441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.718890][ T2441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.719036][ T2441]  ? __kernel_text_address (kernel/extable.c:79)
[   59.719177][ T2441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.719312][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.719450][ T2441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.719585][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.719719][ T2441]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.719851][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.719992][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.720129][ T2441]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   59.720262][ T2441]  ? __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)
[   59.720404][ T2441]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   59.720537][ T2441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.720673][ T2441]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   59.720811][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   59.720951][ T2441]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.721093][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.721239][ T2441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.721372][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.721508][ T2441]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.721646][ T2441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.721781][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.721916][ T2441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.722057][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.722199][ T2441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.722333][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.722469][ T2441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.722605][ T2441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.722739][ T2441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.722872][ T2441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.723068][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.723208][ T2441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.723342][ T2441]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.723476][ T2441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.723613][ T2441]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.723750][ T2441]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.723891][ T2441]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.724035][ T2441]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.724197][ T2441]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.724337][ T2441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.724475][ T2441]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.724609][ T2441]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.724745][ T2441]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.724882][ T2441]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.725024][ T2441]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.725166][ T2441]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.725333][ T2441]  ? move_addr_to_kernel (net/socket.c:258)
[   59.725468][ T2441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.725603][ T2441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.725738][ T2441]  ___sys_sendmsg (net/socket.c:2752)
[   59.725872][ T2441]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.726052][ T2441]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.726205][ T2441]  __sys_sendmsg (net/socket.c:2784)
[   59.726339][ T2441]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.726473][ T2441]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.726643][ T2441]  ? 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)
[   59.726778][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.726920][ T2441]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.727063][ T2441]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.727202][ T2441]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.727337][ T2441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.727511][ T2441] RIP: 0033:0x7f029ecf508e
[   59.727659][ T2441] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.728150][ T2441] RSP: 002b:00007ffc3fa8e7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.728359][ T2441] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f029ecf508e
[   59.728566][ T2441] RDX: 0000000000000000 RSI: 00007ffc3fa8e8a0 RDI: 0000000000000005
[   59.728771][ T2441] RBP: 00007ffc3fa8e800 R08: 0000000000000000 R09: 0000000000000000
[   59.728979][ T2441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   59.729183][ T2441] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3fa8ef60
| [   59.767414][ T2443] ------------[ cut here ]------------
| [   59.767612][ T2443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2443
| [   59.767940][ T2443] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.769007][ T2443] Tainted: [W]=WARN
[   59.769143][ T2443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.769340][ T2443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.769550][ T2443] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.770168][ T2443] RSP: 0018:ffa00000061eef70 EFLAGS: 00010286
[   59.770383][ T2443] RAX: 00000000ffffffa6 RBX: ff1100000ceefe40 RCX: 1ff4000000c3ddb4
[   59.770641][ T2443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceefef0
[   59.770898][ T2443] RBP: ff110000100aa000 R08: 1fe22000019ddfdf R09: ff1100000bde0b80
[   59.771157][ T2443] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   59.771415][ T2443] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   59.771652][ T2443] FS:  00007f359b712840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.771927][ T2443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.772154][ T2443] CR2: 00007f359b90b460 CR3: 0000000011f7a005 CR4: 0000000000771ef0
[   59.772432][ T2443] PKRU: 55555554
[   59.772558][ T2443] Call Trace:
[   59.772685][ T2443]  <TASK>
[   59.772770][ T2443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.772936][ T2443]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   59.773098][ T2443]  notifier_call_chain (kernel/notifier.c:85)
[   59.773270][ T2443]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   59.773420][ T2443]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   59.773575][ T2443]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   59.773736][ T2443]  netdev_upper_dev_link (net/core/dev.c:8972)
[   59.773897][ T2443]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   59.774075][ T2443] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   59.774253][ T2443]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   59.774408][ T2443] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   59.774575][ T2443]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   59.774729][ T2443]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   59.774876][ T2443]  ? nla_strscpy (lib/nlattr.c:795)
[   59.775031][ T2443]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   59.775181][ T2443]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   59.775329][ T2443]  ? __dev_get_by_name (net/core/dev.c:883)
[   59.775477][ T2443]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   59.775626][ T2443]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   59.775774][ T2443]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.775926][ T2443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.776102][ T2443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.776256][ T2443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.776403][ T2443]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.776553][ T2443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.776703][ T2443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.776848][ T2443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.777011][ T2443]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.777164][ T2443]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.777308][ T2443]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.777453][ T2443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.777600][ T2443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.777748][ T2443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.777895][ T2443]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.778049][ T2443]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.778217][ T2443]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.778367][ T2443]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.778516][ T2443]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.778663][ T2443]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.778813][ T2443]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.778977][ T2443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.779156][ T2443]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.779308][ T2443]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.779461][ T2443]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.779614][ T2443]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.779768][ T2443]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.779916][ T2443]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.780111][ T2443]  ? move_addr_to_kernel (net/socket.c:258)
[   59.780267][ T2443]  ___sys_sendmsg (net/socket.c:2752)
[   59.780415][ T2443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.780565][ T2443]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.780724][ T2443]  ? 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))
[   59.780878][ T2443]  __sys_sendmsg (net/socket.c:2784)
[   59.781040][ T2443]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.781197][ T2443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.781345][ T2443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.781492][ T2443]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.781646][ T2443]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.781795][ T2443]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.781945][ T2443]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.782147][ T2443] RIP: 0033:0x7f359b94c08e
[   59.782304][ T2443] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.782839][ T2443] RSP: 002b:00007ffc6745fa80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.783093][ T2443] RAX: ffffffffffffffda RBX: 00007ffc67460220 RCX: 00007f359b94c08e
[   59.783323][ T2443] RDX: 0000000000000000 RSI: 00007ffc6745fb30 RDI: 0000000000000005
[   59.783546][ T2443] RBP: 00007ffc6745fa90 R08: 0000000000000000 R09: 0000000000000000
[   59.783770][ T2443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   59.783999][ T2443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc674601f8
| [   59.785837][ T2443] ------------[ cut here ]------------
| [   59.785993][ T2443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2443
| [   59.786300][ T2443] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.786897][ T2443] Tainted: [W]=WARN
[   59.787538][ T2443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.787720][ T2443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.787931][ T2443] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.788457][ T2443] RSP: 0018:ffa00000061eefd0 EFLAGS: 00010286
[   59.788637][ T2443] RAX: 00000000ffffffa6 RBX: ff1100000c499e40 RCX: 1ff4000000c3ddc0
[   59.788865][ T2443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c499ef0
[   59.789108][ T2443] RBP: ff11000010482000 R08: 1fe22000018933df R09: ff1100000bde0b80
[   59.789324][ T2443] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.789541][ T2443] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   59.789759][ T2443] FS:  00007f359b712840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.790042][ T2443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.790236][ T2443] CR2: 00007f359b90b460 CR3: 0000000011f7a005 CR4: 0000000000771ef0
[   59.790454][ T2443] PKRU: 55555554
[   59.790577][ T2443] Call Trace:
[   59.790692][ T2443]  <TASK>
[   59.790768][ T2443]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.790917][ T2443]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.791033][ T2443]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   59.791219][ T2443]  __dev_notify_flags (net/core/dev.c:9787)
[   59.791416][ T2443]  ? netif_change_name (net/core/dev.c:1495)
[   59.791608][ T2443]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   59.791822][ T2443]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   59.792024][ T2443]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   59.792236][ T2443] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   59.792388][ T2443]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   59.792556][ T2443] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   59.792703][ T2443]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   59.792850][ T2443]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   59.793000][ T2443]  ? nla_strscpy (lib/nlattr.c:795)
[   59.793178][ T2443]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   59.793329][ T2443]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   59.793475][ T2443]  ? __dev_get_by_name (net/core/dev.c:883)
[   59.793619][ T2443]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   59.793768][ T2443]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   59.793915][ T2443]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.794067][ T2443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.794220][ T2443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.794392][ T2443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.794537][ T2443]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.794682][ T2443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.794841][ T2443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.794988][ T2443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.795137][ T2443]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.795281][ T2443]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.795422][ T2443]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.795581][ T2443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.795743][ T2443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.795890][ T2443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.796040][ T2443]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.796190][ T2443]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.796333][ T2443]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.796480][ T2443]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.796624][ T2443]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.796772][ T2443]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.796916][ T2443]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.797065][ T2443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.797222][ T2443]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.797367][ T2443]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.797512][ T2443]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.797658][ T2443]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.797802][ T2443]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.797948][ T2443]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.798137][ T2443]  ? move_addr_to_kernel (net/socket.c:258)
[   59.798285][ T2443]  ___sys_sendmsg (net/socket.c:2752)
[   59.798430][ T2443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.798575][ T2443]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.798741][ T2443]  ? 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))
[   59.798888][ T2443]  __sys_sendmsg (net/socket.c:2784)
[   59.799036][ T2443]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.801737][ T2443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.801883][ T2443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.802034][ T2443]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.802204][ T2443]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.802349][ T2443]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.802496][ T2443]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.802678][ T2443] RIP: 0033:0x7f359b94c08e
[   59.802829][ T2443] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.803358][ T2443] RSP: 002b:00007ffc6745fa80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.803601][ T2443] RAX: ffffffffffffffda RBX: 00007ffc67460220 RCX: 00007f359b94c08e
[   59.803822][ T2443] RDX: 0000000000000000 RSI: 00007ffc6745fb30 RDI: 0000000000000005
[   59.804045][ T2443] RBP: 00007ffc6745fa90 R08: 0000000000000000 R09: 0000000000000000
[   59.804265][ T2443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   59.804482][ T2443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc674601f8
| [   59.842529][ T2444] ------------[ cut here ]------------
| [   59.842708][ T2444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2444
| [   59.842994][ T2444] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.843602][ T2444] Tainted: [W]=WARN
[   59.843706][ T2444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.843895][ T2444] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.844081][ T2444] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.844567][ T2444] RSP: 0018:ffa000000639f020 EFLAGS: 00010286
[   59.844742][ T2444] RAX: 00000000ffffffa6 RBX: ff1100000c498c40 RCX: 1ff4000000c73dca
[   59.844945][ T2444] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498cf0
[   59.845154][ T2444] RBP: ff11000010482000 R08: 1fe220000189319f R09: ff1100000c845158
[   59.845356][ T2444] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   59.845604][ T2444] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   59.845828][ T2444] FS:  00007fd3ea1f1840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.846674][ T2444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.846852][ T2444] CR2: 00007fd3ea4c11a0 CR3: 00000000112ff003 CR4: 0000000000771ef0
[   59.847082][ T2444] PKRU: 55555554
[   59.847187][ T2444] Call Trace:
[   59.847292][ T2444]  <TASK>
[   59.847363][ T2444]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.847508][ T2444]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.847611][ T2444]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.847755][ T2444]  __dev_notify_flags (net/core/dev.c:9787)
[   59.847891][ T2444]  ? netif_change_name (net/core/dev.c:1495)
[   59.848032][ T2444]  ? __dev_change_flags (net/core/dev.c:9752)
[   59.848170][ T2444]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   59.848305][ T2444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.848441][ T2444]  ? 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))
[   59.848580][ T2444]  netif_change_flags (net/core/dev.c:9820)
[   59.848721][ T2444]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.848885][ T2444]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   59.849029][ T2444]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   59.849206][ T2444]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   59.849431][ T2444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.849621][ T2444]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.849959][ T2444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.850152][ T2444]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.850344][ T2444]  ? __kernel_text_address (kernel/extable.c:79)
[   59.850539][ T2444]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.850735][ T2444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.850911][ T2444]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.851109][ T2444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.851315][ T2444]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.851501][ T2444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.851681][ T2444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.851857][ T2444]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   59.852043][ T2444]  ? __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)
[   59.852261][ T2444]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   59.852449][ T2444]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.852634][ T2444]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   59.852793][ T2444]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   59.852931][ T2444]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.853078][ T2444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.853224][ T2444]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.853364][ T2444]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.853503][ T2444]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.853639][ T2444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.853779][ T2444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.853911][ T2444]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.854074][ T2444]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.854219][ T2444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.854356][ T2444]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.854499][ T2444]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.854633][ T2444]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.854767][ T2444]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.854900][ T2444]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.855042][ T2444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.855185][ T2444]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.855321][ T2444]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.855455][ T2444]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.855599][ T2444]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.855751][ T2444]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.855892][ T2444]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.856035][ T2444]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.856178][ T2444]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.856321][ T2444]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.856459][ T2444]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.856596][ T2444]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.856730][ T2444]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.856869][ T2444]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.857046][ T2444]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.857185][ T2444]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.857352][ T2444]  ? move_addr_to_kernel (net/socket.c:258)
[   59.857491][ T2444]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.857635][ T2444]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.857772][ T2444]  ___sys_sendmsg (net/socket.c:2752)
[   59.857923][ T2444]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.858111][ T2444]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.858268][ T2444]  __sys_sendmsg (net/socket.c:2784)
[   59.858405][ T2444]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.858539][ T2444]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.858715][ T2444]  ? 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)
[   59.858848][ T2444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.858986][ T2444]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.859126][ T2444]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.859265][ T2444]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.859404][ T2444]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.859593][ T2444] RIP: 0033:0x7fd3ea42b08e
[   59.859739][ T2444] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.860223][ T2444] RSP: 002b:00007fffa3fff530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.860443][ T2444] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd3ea42b08e
[   59.860646][ T2444] RDX: 0000000000000000 RSI: 00007fffa3fff5e0 RDI: 0000000000000005
[   59.860870][ T2444] RBP: 00007fffa3fff540 R08: 0000000000000000 R09: 0000000000000000
[   59.861074][ T2444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   59.861284][ T2444] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa3fffca0
| [   59.901377][ T2446] ------------[ cut here ]------------
| [   59.901597][ T2446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2446
| [   59.901886][ T2446] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.902530][ T2446] Tainted: [W]=WARN
[   59.902635][ T2446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.902816][ T2446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.903094][ T2446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.903625][ T2446] RSP: 0018:ffa000000622f020 EFLAGS: 00010286
[   59.903802][ T2446] RAX: 00000000ffffffa6 RBX: ff1100000c610f40 RCX: 1ff4000000c45dca
[   59.904080][ T2446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610ff0
[   59.904291][ T2446] RBP: ff1100000cc1a000 R08: 1fe22000018c21ff R09: ff1100000c6b2e58
[   59.904501][ T2446] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   59.904708][ T2446] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   59.904921][ T2446] FS:  00007ff6df35e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.905233][ T2446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.905421][ T2446] CR2: 00000000307a6988 CR3: 000000000cd12006 CR4: 0000000000771ef0
[   59.905631][ T2446] PKRU: 55555554
[   59.905734][ T2446] Call Trace:
[   59.905838][ T2446]  <TASK>
[   59.905916][ T2446]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.906068][ T2446]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.906177][ T2446]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.906340][ T2446]  __dev_notify_flags (net/core/dev.c:9787)
[   59.906479][ T2446]  ? netif_change_name (net/core/dev.c:1495)
[   59.906615][ T2446]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   59.906752][ T2446]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   59.906887][ T2446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.907033][ T2446]  ? 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))
[   59.907178][ T2446]  netif_change_flags (net/core/dev.c:9820)
[   59.907314][ T2446]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.907463][ T2446]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   59.907605][ T2446]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   59.908005][ T2446]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   59.908180][ T2446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.908319][ T2446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.908458][ T2446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.908593][ T2446]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.908730][ T2446]  ? __kernel_text_address (kernel/extable.c:79)
[   59.908890][ T2446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.909034][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.909173][ T2446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.909310][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.909448][ T2446]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.909586][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.909732][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.909868][ T2446]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   59.910011][ T2446]  ? __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)
[   59.910160][ T2446]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   59.910295][ T2446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.910445][ T2446]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   59.910589][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   59.910730][ T2446]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.910867][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.911008][ T2446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.911150][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.911297][ T2446]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.911438][ T2446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.911576][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.911716][ T2446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.911852][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.912008][ T2446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.912147][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.912289][ T2446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.912437][ T2446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.912572][ T2446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.912706][ T2446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.912850][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.912990][ T2446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.913131][ T2446]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.913267][ T2446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.913404][ T2446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.913557][ T2446]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.913694][ T2446]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.913832][ T2446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.913977][ T2446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.914115][ T2446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.914253][ T2446]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.914388][ T2446]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.914535][ T2446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.914676][ T2446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.914812][ T2446]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.914947][ T2446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.915125][ T2446]  ? move_addr_to_kernel (net/socket.c:258)
[   59.915277][ T2446]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.915414][ T2446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.915551][ T2446]  ___sys_sendmsg (net/socket.c:2752)
[   59.915692][ T2446]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.915906][ T2446]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.916144][ T2446]  __sys_sendmsg (net/socket.c:2784)
[   59.916304][ T2446]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.916440][ T2446]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.916612][ T2446]  ? 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)
[   59.916749][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.916883][ T2446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.917024][ T2446]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.917168][ T2446]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.917309][ T2446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.917481][ T2446] RIP: 0033:0x7ff6df59808e
[   59.917628][ T2446] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.918121][ T2446] RSP: 002b:00007fffb5ac8940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.918336][ T2446] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff6df59808e
[   59.918557][ T2446] RDX: 0000000000000000 RSI: 00007fffb5ac89f0 RDI: 0000000000000005
[   59.918760][ T2446] RBP: 00007fffb5ac8950 R08: 0000000000000000 R09: 0000000000000000
[   59.918963][ T2446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   59.919184][ T2446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb5ac90b0
| [   59.951604][ T2447] ------------[ cut here ]------------
| [   59.951796][ T2447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2447
| [   59.952119][ T2447] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   59.952701][ T2447] Tainted: [W]=WARN
[   59.952805][ T2447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.953006][ T2447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.953190][ T2447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.953681][ T2447] RSP: 0018:ffa000000639f020 EFLAGS: 00010286
[   59.953852][ T2447] RAX: 00000000ffffffa6 RBX: ff11000005e479c0 RCX: 1ff4000000c73dca
[   59.954083][ T2447] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47a70
[   59.954291][ T2447] RBP: ff1100000cc1a000 R08: 1fe2200000bc8f4f R09: ff1100000c6b5158
[   59.954492][ T2447] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   59.954695][ T2447] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   59.954899][ T2447] FS:  00007f2c2c42f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   59.955149][ T2447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.955318][ T2447] CR2: 000000002fe6f988 CR3: 0000000011f73002 CR4: 0000000000771ef0
[   59.955529][ T2447] PKRU: 55555554
[   59.955631][ T2447] Call Trace:
[   59.955733][ T2447]  <TASK>
[   59.955803][ T2447]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.955942][ T2447]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.956052][ T2447]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.956194][ T2447]  __dev_notify_flags (net/core/dev.c:9787)
[   59.956330][ T2447]  ? netif_change_name (net/core/dev.c:1495)
[   59.956468][ T2447]  ? __dev_change_flags (net/core/dev.c:9752)
[   59.956621][ T2447]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   59.956756][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.956890][ T2447]  ? 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))
[   59.957035][ T2447]  netif_change_flags (net/core/dev.c:9820)
[   59.957175][ T2447]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.957310][ T2447]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   59.957452][ T2447]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   59.957611][ T2447]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   59.957780][ T2447]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.957926][ T2447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.958066][ T2447]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.958205][ T2447]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.958343][ T2447]  ? __kernel_text_address (kernel/extable.c:79)
[   59.958479][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.958615][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.958749][ T2447]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.958885][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.959701][ T2447]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.959837][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.959994][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.960137][ T2447]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   59.960273][ T2447]  ? __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)
[   59.960414][ T2447]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   59.960550][ T2447]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   59.960685][ T2447]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   59.960821][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   59.960959][ T2447]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   59.961117][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.961253][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.961392][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.961533][ T2447]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.961676][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.961825][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.962021][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.962187][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.962339][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.962477][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   59.962614][ T2447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.962754][ T2447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.962899][ T2447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.963039][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.963190][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.963382][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.963549][ T2447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.963689][ T2447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.963841][ T2447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.963987][ T2447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.964130][ T2447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.964269][ T2447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.964406][ T2447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.964550][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.964703][ T2447]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.964844][ T2447]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.964985][ T2447]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.965147][ T2447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.965295][ T2447]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.965432][ T2447]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.965603][ T2447]  ? move_addr_to_kernel (net/socket.c:258)
[   59.965743][ T2447]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.965882][ T2447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.966021][ T2447]  ___sys_sendmsg (net/socket.c:2752)
[   59.966164][ T2447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.966344][ T2447]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.966494][ T2447]  __sys_sendmsg (net/socket.c:2784)
[   59.966628][ T2447]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.966765][ T2447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.966939][ T2447]  ? 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)
[   59.967080][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.967223][ T2447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.967393][ T2447]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.967599][ T2447]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.967811][ T2447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.968089][ T2447] RIP: 0033:0x7f2c2c66908e
[   59.968319][ T2447] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.968992][ T2447] RSP: 002b:00007fff27644890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.969214][ T2447] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2c2c66908e
[   59.969430][ T2447] RDX: 0000000000000000 RSI: 00007fff27644940 RDI: 0000000000000005
[   59.969638][ T2447] RBP: 00007fff276448a0 R08: 0000000000000000 R09: 0000000000000000
[   59.969851][ T2447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   59.970061][ T2447] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff27645000
| [   60.017749][ T2449] ------------[ cut here ]------------
| [   60.018129][ T2449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2449
| [   60.018672][ T2449] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.019773][ T2449] Tainted: [W]=WARN
[   60.020023][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.020380][ T2449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.020744][ T2449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.021716][ T2449] RSP: 0018:ffa0000005e3ef70 EFLAGS: 00010286
[   60.022082][ T2449] RAX: 00000000ffffffa6 RBX: ff1100000c71e940 RCX: 1ff4000000bc7db4
[   60.022501][ T2449] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71e9f0
[   60.022927][ T2449] RBP: ff110000100aa000 R08: 1fe22000018e3d3f R09: ff1100000cd08b80
[   60.023348][ T2449] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   60.023747][ T2449] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   60.024194][ T2449] FS:  00007f4a9d0ca840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   60.024670][ T2449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.025034][ T2449] CR2: 00005576eb65f030 CR3: 0000000004b97004 CR4: 0000000000771ef0
[   60.025533][ T2449] PKRU: 55555554
[   60.025766][ T2449] Call Trace:
[   60.026025][ T2449]  <TASK>
[   60.026239][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.026515][ T2449]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   60.026804][ T2449]  notifier_call_chain (kernel/notifier.c:85)
[   60.027162][ T2449]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   60.027465][ T2449]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   60.027753][ T2449]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   60.028055][ T2449]  netdev_upper_dev_link (net/core/dev.c:8972)
[   60.028353][ T2449]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   60.028649][ T2449] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   60.028944][ T2449]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   60.029272][ T2449] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   60.029568][ T2449]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   60.029883][ T2449]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   60.030202][ T2449]  ? nla_strscpy (lib/nlattr.c:795)
[   60.030494][ T2449]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   60.030787][ T2449]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   60.031090][ T2449]  ? __dev_get_by_name (net/core/dev.c:883)
[   60.031381][ T2449]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   60.031692][ T2449]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   60.033017][ T2449]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.033314][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.033610][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.033911][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.034218][ T2449]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.034504][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.034800][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.035121][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.035413][ T2449]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.035702][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.036019][ T2449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.036313][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.036603][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.036899][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.037204][ T2449]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.037486][ T2449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.037768][ T2449]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.038074][ T2449]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.038364][ T2449]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.038658][ T2449]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.038943][ T2449]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.039296][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.039584][ T2449]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.039866][ T2449]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.040174][ T2449]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.040471][ T2449]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.040770][ T2449]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.041081][ T2449]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.041472][ T2449]  ? move_addr_to_kernel (net/socket.c:258)
[   60.041772][ T2449]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.042115][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.042421][ T2449]  ___sys_sendmsg (net/socket.c:2752)
[   60.042714][ T2449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.043230][ T2449]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.043539][ T2449]  __sys_sendmsg (net/socket.c:2784)
[   60.043823][ T2449]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.044128][ T2449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.044501][ T2449]  ? 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)
[   60.044795][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.045116][ T2449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.045393][ T2449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.045674][ T2449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.045992][ T2449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.046335][ T2449] RIP: 0033:0x7f4a9d30408e
[   60.046630][ T2449] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.047561][ T2449] RSP: 002b:00007ffd593070c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.047990][ T2449] RAX: ffffffffffffffda RBX: 00007ffd59307858 RCX: 00007f4a9d30408e
[   60.048435][ T2449] RDX: 0000000000000000 RSI: 00007ffd59307170 RDI: 0000000000000005
[   60.048826][ T2449] RBP: 00007ffd593070d0 R08: 0000000000000000 R09: 0000000000000000
[   60.049253][ T2449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.049647][ T2449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd59307830
| [   60.053013][ T2449] ------------[ cut here ]------------
| [   60.053182][ T2449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2449
| [   60.053475][ T2449] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.054137][ T2449] Tainted: [W]=WARN
[   60.054253][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.054437][ T2449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.054627][ T2449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.055161][ T2449] RSP: 0018:ffa0000005e3efd0 EFLAGS: 00010286
[   60.055350][ T2449] RAX: 00000000ffffffa6 RBX: ff110000123756c0 RCX: 1ff4000000bc7dc0
[   60.055592][ T2449] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012375770
[   60.055809][ T2449] RBP: ff1100001033a000 R08: 1fe220000246eaef R09: ff1100000cd08b80
[   60.056084][ T2449] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   60.056316][ T2449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033ae04
[   60.056537][ T2449] FS:  00007f4a9d0ca840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.056795][ T2449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.056986][ T2449] CR2: 0000561b07814d5c CR3: 0000000004b97004 CR4: 0000000000771ef0
[   60.057212][ T2449] PKRU: 55555554
[   60.057323][ T2449] Call Trace:
[   60.057434][ T2449]  <TASK>
[   60.057510][ T2449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.057659][ T2449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.057769][ T2449]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   60.057914][ T2449]  __dev_notify_flags (net/core/dev.c:9787)
[   60.058070][ T2449]  ? netif_change_name (net/core/dev.c:1495)
[   60.058221][ T2449]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   60.058368][ T2449]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   60.058513][ T2449]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   60.058660][ T2449] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   60.058812][ T2449]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   60.058961][ T2449] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   60.059121][ T2449]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   60.059270][ T2449]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   60.059412][ T2449]  ? nla_strscpy (lib/nlattr.c:795)
[   60.059561][ T2449]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   60.059705][ T2449]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   60.059849][ T2449]  ? __dev_get_by_name (net/core/dev.c:883)
[   60.060008][ T2449]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   60.060171][ T2449]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   60.060320][ T2449]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.060467][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.060612][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.060755][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.060905][ T2449]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.061055][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.061211][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.061357][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.061503][ T2449]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.061651][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.061797][ T2449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.061939][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.062093][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.062242][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.062391][ T2449]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.062537][ T2449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.062682][ T2449]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.062832][ T2449]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.062982][ T2449]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.063143][ T2449]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.063289][ T2449]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.063437][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.063583][ T2449]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.063728][ T2449]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.063872][ T2449]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.064023][ T2449]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.064172][ T2449]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.064315][ T2449]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.064492][ T2449]  ? move_addr_to_kernel (net/socket.c:258)
[   60.064641][ T2449]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.064785][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.064930][ T2449]  ___sys_sendmsg (net/socket.c:2752)
[   60.065078][ T2449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.065264][ T2449]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.065420][ T2449]  __sys_sendmsg (net/socket.c:2784)
[   60.065564][ T2449]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.065712][ T2449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.065892][ T2449]  ? 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)
[   60.066047][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.066204][ T2449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.066349][ T2449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.066493][ T2449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.066637][ T2449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.066819][ T2449] RIP: 0033:0x7f4a9d30408e
[   60.066977][ T2449] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.067493][ T2449] RSP: 002b:00007ffd593070c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.067711][ T2449] RAX: ffffffffffffffda RBX: 00007ffd59307858 RCX: 00007f4a9d30408e
[   60.067927][ T2449] RDX: 0000000000000000 RSI: 00007ffd59307170 RDI: 0000000000000005
[   60.068180][ T2449] RBP: 00007ffd593070d0 R08: 0000000000000000 R09: 0000000000000000
[   60.068421][ T2449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.068679][ T2449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd59307830
| [   60.110670][ T2450] ------------[ cut here ]------------
| [   60.110860][ T2450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2450
| [   60.111253][ T2450] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.111838][ T2450] Tainted: [W]=WARN
[   60.111944][ T2450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.112228][ T2450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.112442][ T2450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.113611][ T2450] RSP: 0018:ffa00000063bf020 EFLAGS: 00010286
[   60.113805][ T2450] RAX: 00000000ffffffa6 RBX: ff11000012374640 RCX: 1ff4000000c77dca
[   60.114111][ T2450] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123746f0
[   60.114422][ T2450] RBP: ff1100001033a000 R08: 1fe220000246e8df R09: ff1100000a385158
[   60.114689][ T2450] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   60.114895][ T2450] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   60.115182][ T2450] FS:  00007ffa8e23c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.115423][ T2450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.115607][ T2450] CR2: 0000000028bb0988 CR3: 0000000011b1c006 CR4: 0000000000771ef0
[   60.115881][ T2450] PKRU: 55555554
[   60.116034][ T2450] Call Trace:
[   60.116190][ T2450]  <TASK>
[   60.116269][ T2450]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.116430][ T2450]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.116536][ T2450]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   60.116675][ T2450]  __dev_notify_flags (net/core/dev.c:9787)
[   60.116815][ T2450]  ? netif_change_name (net/core/dev.c:1495)
[   60.116952][ T2450]  ? __dev_change_flags (net/core/dev.c:9752)
[   60.117097][ T2450]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   60.117238][ T2450]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.117382][ T2450]  ? 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))
[   60.117524][ T2450]  netif_change_flags (net/core/dev.c:9820)
[   60.117661][ T2450]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.117798][ T2450]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   60.117936][ T2450]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   60.118083][ T2450]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.118256][ T2450]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.118395][ T2450]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.118531][ T2450]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.118667][ T2450]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.118813][ T2450]  ? __kernel_text_address (kernel/extable.c:79)
[   60.118954][ T2450]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.119096][ T2450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.119236][ T2450]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.119378][ T2450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.119513][ T2450]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.119647][ T2450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.119779][ T2450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.119919][ T2450]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.120062][ T2450]  ? __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)
[   60.120230][ T2450]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.120365][ T2450]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.120501][ T2450]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.120640][ T2450]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   60.120800][ T2450]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.120939][ T2450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.121092][ T2450]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.121233][ T2450]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.121368][ T2450]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.121504][ T2450]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.121642][ T2450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.121781][ T2450]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.121917][ T2450]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.122062][ T2450]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.122222][ T2450]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.122373][ T2450]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.122518][ T2450]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.122657][ T2450]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.122807][ T2450]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.122951][ T2450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.123126][ T2450]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.123267][ T2450]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.123405][ T2450]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.123541][ T2450]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.123700][ T2450]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.123839][ T2450]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.123983][ T2450]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.124128][ T2450]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.124278][ T2450]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.124417][ T2450]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.124558][ T2450]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.124701][ T2450]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.124838][ T2450]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.124981][ T2450]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.125122][ T2450]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.125290][ T2450]  ? move_addr_to_kernel (net/socket.c:258)
[   60.125428][ T2450]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.125595][ T2450]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.125733][ T2450]  ___sys_sendmsg (net/socket.c:2752)
[   60.125867][ T2450]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.126044][ T2450]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.126199][ T2450]  __sys_sendmsg (net/socket.c:2784)
[   60.126338][ T2450]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.126473][ T2450]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.126646][ T2450]  ? 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)
[   60.126781][ T2450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.126918][ T2450]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.127057][ T2450]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.127200][ T2450]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.127336][ T2450]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.127524][ T2450] RIP: 0033:0x7ffa8e47608e
[   60.127714][ T2450] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.128291][ T2450] RSP: 002b:00007ffc2752a880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.128513][ T2450] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffa8e47608e
[   60.128825][ T2450] RDX: 0000000000000000 RSI: 00007ffc2752a930 RDI: 0000000000000005
[   60.129168][ T2450] RBP: 00007ffc2752a890 R08: 0000000000000000 R09: 0000000000000000
[   60.129515][ T2450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.129767][ T2450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2752aff0
| [   60.193598][ T2455] ------------[ cut here ]------------
| [   60.193790][ T2455] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2455
| [   60.194362][ T2455] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.194956][ T2455] Tainted: [W]=WARN
[   60.195149][ T2455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.195335][ T2455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.195514][ T2455] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.196285][ T2455] RSP: 0018:ffa00000063df020 EFLAGS: 00010286
[   60.196520][ T2455] RAX: 00000000ffffffa6 RBX: ff1100000f3e5240 RCX: 1ff4000000c7bdca
[   60.196723][ T2455] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e52f0
[   60.196930][ T2455] RBP: ff1100001033a000 R08: 1fe2200001e7ca5f R09: ff1100000c662e58
[   60.197201][ T2455] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   60.197405][ T2455] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   60.197608][ T2455] FS:  00007fe7a52c0840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.197844][ T2455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.198076][ T2455] CR2: 00007fe7a55901a0 CR3: 0000000011eff006 CR4: 0000000000771ef0
[   60.198284][ T2455] PKRU: 55555554
[   60.198385][ T2455] Call Trace:
[   60.198486][ T2455]  <TASK>
[   60.198556][ T2455]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.198700][ T2455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.198803][ T2455]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   60.198941][ T2455]  __dev_notify_flags (net/core/dev.c:9787)
[   60.199147][ T2455]  ? netif_change_name (net/core/dev.c:1495)
[   60.199280][ T2455]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   60.199415][ T2455]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   60.199577][ T2455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.199715][ T2455]  ? 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))
[   60.199857][ T2455]  netif_change_flags (net/core/dev.c:9820)
[   60.200001][ T2455]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.200142][ T2455]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   60.200283][ T2455]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   60.200418][ T2455]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.200584][ T2455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.200717][ T2455]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.200849][ T2455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.200992][ T2455]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.201153][ T2455]  ? __kernel_text_address (kernel/extable.c:79)
[   60.201291][ T2455]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.201428][ T2455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.201561][ T2455]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.201695][ T2455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.201827][ T2455]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.201965][ T2455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.202105][ T2455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.202262][ T2455]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.202398][ T2455]  ? __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)
[   60.202536][ T2455]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.202671][ T2455]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.202808][ T2455]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.202947][ T2455]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   60.203094][ T2455]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.203237][ T2455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.203370][ T2455]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.203510][ T2455]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.203646][ T2455]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.203781][ T2455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.203918][ T2455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.204059][ T2455]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.204196][ T2455]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.204331][ T2455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.204470][ T2455]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.204605][ T2455]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.204739][ T2455]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.204874][ T2455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.205015][ T2455]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.205161][ T2455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.205295][ T2455]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.205436][ T2455]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.205572][ T2455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.205707][ T2455]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.205846][ T2455]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.205983][ T2455]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.206129][ T2455]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.206264][ T2455]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.206400][ T2455]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.206537][ T2455]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.206672][ T2455]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.206807][ T2455]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.206944][ T2455]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.207083][ T2455]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.207225][ T2455]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.207398][ T2455]  ? move_addr_to_kernel (net/socket.c:258)
[   60.207534][ T2455]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.207670][ T2455]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.207806][ T2455]  ___sys_sendmsg (net/socket.c:2752)
[   60.207940][ T2455]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.208120][ T2455]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.208272][ T2455]  __sys_sendmsg (net/socket.c:2784)
[   60.208409][ T2455]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.208543][ T2455]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.208712][ T2455]  ? 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)
[   60.208849][ T2455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.208991][ T2455]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.209136][ T2455]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.209277][ T2455]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.209413][ T2455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.209586][ T2455] RIP: 0033:0x7fe7a54fa08e
[   60.209733][ T2455] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.210221][ T2455] RSP: 002b:00007ffc34b08c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.210435][ T2455] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7a54fa08e
[   60.210638][ T2455] RDX: 0000000000000000 RSI: 00007ffc34b08cd0 RDI: 0000000000000005
[   60.210843][ T2455] RBP: 00007ffc34b08c30 R08: 0000000000000000 R09: 0000000000000000
[   60.211054][ T2455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.211263][ T2455] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc34b09390
| [   60.268333][ T2457] ------------[ cut here ]------------
| [   60.268561][ T2457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2457
| [   60.268845][ T2457] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.269415][ T2457] Tainted: [W]=WARN
[   60.269518][ T2457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.269686][ T2457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.269867][ T2457] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.270359][ T2457] RSP: 0018:ffa00000063ff020 EFLAGS: 00010286
[   60.270530][ T2457] RAX: 00000000ffffffa6 RBX: ff1100000f3e4ac0 RCX: 1ff4000000c7fdca
[   60.270729][ T2457] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e4b70
[   60.270928][ T2457] RBP: ff1100001033a000 R08: 1fe2200001e7c96f R09: ff11000011d88b58
[   60.271378][ T2457] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   60.271587][ T2457] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   60.271794][ T2457] FS:  00007f2838c23840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.272115][ T2457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.272286][ T2457] CR2: 0000000011155988 CR3: 0000000004e63003 CR4: 0000000000771ef0
[   60.272485][ T2457] PKRU: 55555554
[   60.272586][ T2457] Call Trace:
[   60.272686][ T2457]  <TASK>
[   60.272756][ T2457]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.272894][ T2457]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.273062][ T2457]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   60.273388][ T2457]  __dev_notify_flags (net/core/dev.c:9787)
[   60.273543][ T2457]  ? netif_change_name (net/core/dev.c:1495)
[   60.273728][ T2457]  ? __dev_change_flags (net/core/dev.c:9752)
[   60.273927][ T2457]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   60.274278][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.274513][ T2457]  ? 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))
[   60.274719][ T2457]  netif_change_flags (net/core/dev.c:9820)
[   60.274862][ T2457]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.275099][ T2457]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   60.275303][ T2457]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   60.275467][ T2457]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.275713][ T2457]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.275853][ T2457]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.276077][ T2457]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.276218][ T2457]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.276352][ T2457]  ? __kernel_text_address (kernel/extable.c:79)
[   60.276492][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.276627][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.276762][ T2457]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.276897][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.277112][ T2457]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.277244][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.277377][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.277510][ T2457]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.277644][ T2457]  ? __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)
[   60.277778][ T2457]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.277909][ T2457]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.278111][ T2457]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.278255][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   60.278391][ T2457]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.278526][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.278659][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.278791][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.278923][ T2457]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.279065][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.279207][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.279340][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.279477][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.279617][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.279751][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.279884][ T2457]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.280027][ T2457]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.280168][ T2457]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.280303][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.280438][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.280571][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.280705][ T2457]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.280838][ T2457]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.280979][ T2457]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.281120][ T2457]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.281254][ T2457]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.281393][ T2457]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.281527][ T2457]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.281661][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.281797][ T2457]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.281932][ T2457]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.282071][ T2457]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.282212][ T2457]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.282348][ T2457]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.282481][ T2457]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.282645][ T2457]  ? move_addr_to_kernel (net/socket.c:258)
[   60.282781][ T2457]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.282915][ T2457]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.283054][ T2457]  ___sys_sendmsg (net/socket.c:2752)
[   60.283191][ T2457]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.283362][ T2457]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.283510][ T2457]  __sys_sendmsg (net/socket.c:2784)
[   60.283646][ T2457]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.283778][ T2457]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.283949][ T2457]  ? 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)
[   60.284089][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.284226][ T2457]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.284367][ T2457]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.284500][ T2457]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.284636][ T2457]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.284803][ T2457] RIP: 0033:0x7f2838e5d08e
[   60.284947][ T2457] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.285439][ T2457] RSP: 002b:00007ffcfbaf5ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.285646][ T2457] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2838e5d08e
[   60.285853][ T2457] RDX: 0000000000000000 RSI: 00007ffcfbaf5fa0 RDI: 0000000000000005
[   60.286058][ T2457] RBP: 00007ffcfbaf5f00 R08: 0000000000000000 R09: 0000000000000000
[   60.286276][ T2457] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.286475][ T2457] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfbaf6660
| [   60.353702][ T2461] ------------[ cut here ]------------
| [   60.353884][ T2461] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2461
| [   60.354222][ T2461] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.354863][ T2461] Tainted: [W]=WARN
[   60.354967][ T2461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.355158][ T2461] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.355341][ T2461] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.355845][ T2461] RSP: 0018:ffa000000643efe0 EFLAGS: 00010286
[   60.356025][ T2461] RAX: 00000000ffffffa6 RBX: ff1100000b4ab540 RCX: 1ff4000000c87dc2
[   60.356233][ T2461] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab5f0
[   60.356437][ T2461] RBP: ff110000100aa000 R08: 1fe22000016956bf R09: ff110000092b5158
[   60.356645][ T2461] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   60.356851][ T2461] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   60.357063][ T2461] FS:  00007fa964ac9840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   60.357312][ T2461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.357494][ T2461] CR2: 0000000023658988 CR3: 00000000111be004 CR4: 0000000000771ef0
[   60.357705][ T2461] PKRU: 55555554
[   60.357809][ T2461] Call Trace:
[   60.357916][ T2461]  <TASK>
[   60.357998][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.358147][ T2461]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   60.358292][ T2461]  notifier_call_chain (kernel/notifier.c:85)
[   60.358441][ T2461]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   60.358583][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.358723][ T2461]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   60.358891][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.359038][ T2461]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   60.359214][ T2461]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.359352][ T2461]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.359489][ T2461]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   60.359627][ T2461]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   60.359804][ T2461] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.359950][ T2461]  ? write_profile (kernel/profile.c:194)
[   60.360099][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.360268][ T2461]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   60.360445][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.360585][ T2461]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   60.360728][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.360868][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.361136][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.361341][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.361550][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.361781][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.362001][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.362251][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.362387][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.362527][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.362668][ T2461]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.362812][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.362952][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.363101][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.363244][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.363385][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.363586][ T2461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.363794][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.364016][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.364226][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.364376][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.364517][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.364661][ T2461]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.364799][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.364941][ T2461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.365091][ T2461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.365236][ T2461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.365376][ T2461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.365516][ T2461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.365658][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.365796][ T2461]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.365935][ T2461]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.366079][ T2461]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.366241][ T2461]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.366380][ T2461]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.366516][ T2461]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.366686][ T2461]  ? move_addr_to_kernel (net/socket.c:258)
[   60.366827][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.366965][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.367119][ T2461]  ___sys_sendmsg (net/socket.c:2752)
[   60.367256][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.367433][ T2461]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.367587][ T2461]  __sys_sendmsg (net/socket.c:2784)
[   60.367724][ T2461]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.367860][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.368042][ T2461]  ? 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)
[   60.368183][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.368323][ T2461]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.368461][ T2461]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.368603][ T2461]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.368744][ T2461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.368913][ T2461] RIP: 0033:0x7fa964d0308e
[   60.369067][ T2461] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.369565][ T2461] RSP: 002b:00007ffcee59b3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.369774][ T2461] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa964d0308e
[   60.369989][ T2461] RDX: 0000000000000000 RSI: 00007ffcee59b480 RDI: 0000000000000005
[   60.370199][ T2461] RBP: 00007ffcee59b3e0 R08: 0000000000000000 R09: 0000000000000000
[   60.370407][ T2461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.370690][ T2461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcee59bb40
| [   60.373124][ T2461] ------------[ cut here ]------------
| [   60.373264][ T2461] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2461
| [   60.373528][ T2461] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.374806][ T2461] Tainted: [W]=WARN
[   60.374936][ T2461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.375302][ T2461] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.375480][ T2461] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.375953][ T2461] RSP: 0018:ffa000000643f060 EFLAGS: 00010286
[   60.376134][ T2461] RAX: 00000000ffffffa6 RBX: ff1100000b4aa1c0 RCX: 1ff4000000c87dd2
[   60.376330][ T2461] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4aa270
[   60.376528][ T2461] RBP: ff1100001033a000 R08: 1fe220000169544f R09: ff110000092b5158
[   60.376732][ T2461] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   60.376995][ T2461] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000643f100
[   60.377297][ T2461] FS:  00007fa964ac9840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   60.377648][ T2461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.377915][ T2461] CR2: 0000000023658988 CR3: 00000000111be004 CR4: 0000000000771ef0
[   60.378136][ T2461] PKRU: 55555554
[   60.378239][ T2461] Call Trace:
[   60.378338][ T2461]  <TASK>
[   60.378407][ T2461]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.378544][ T2461]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.378647][ T2461]  netif_close_many (net/core/dev.c:1804)
[   60.378780][ T2461]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   60.378945][ T2461]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.379087][ T2461]  ? __dev_close_many (net/core/dev.c:1781)
[   60.379288][ T2461]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.379541][ T2461]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.379793][ T2461]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.379946][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.380153][ T2461]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.380409][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.380620][ T2461]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.380798][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.380932][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.381084][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.381222][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.381360][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.381512][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.381653][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.381829][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.382038][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.382244][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.382450][ T2461]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.382615][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.382797][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.383005][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.383150][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.383286][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.383424][ T2461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.383558][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.383691][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.383821][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.384041][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.384246][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.384452][ T2461]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.384651][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.384790][ T2461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.384929][ T2461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.385102][ T2461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.385276][ T2461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.385411][ T2461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.385544][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.385685][ T2461]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.385822][ T2461]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.386031][ T2461]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.386257][ T2461]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.386465][ T2461]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.386650][ T2461]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.386815][ T2461]  ? move_addr_to_kernel (net/socket.c:258)
[   60.386952][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.387097][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.387239][ T2461]  ___sys_sendmsg (net/socket.c:2752)
[   60.387372][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.387540][ T2461]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.387690][ T2461]  __sys_sendmsg (net/socket.c:2784)
[   60.387824][ T2461]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.387956][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.388142][ T2461]  ? 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)
[   60.388278][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.388413][ T2461]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.388546][ T2461]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.388678][ T2461]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.388811][ T2461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.388989][ T2461] RIP: 0033:0x7fa964d0308e
[   60.389137][ T2461] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.389607][ T2461] RSP: 002b:00007ffcee59b3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.389814][ T2461] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa964d0308e
[   60.390017][ T2461] RDX: 0000000000000000 RSI: 00007ffcee59b480 RDI: 0000000000000005
[   60.390218][ T2461] RBP: 00007ffcee59b3e0 R08: 0000000000000000 R09: 0000000000000000
[   60.390415][ T2461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.390620][ T2461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcee59bb40
| [   60.393294][ T2461] ------------[ cut here ]------------
| [   60.393432][ T2461] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2461
| [   60.393717][ T2461] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.395085][ T2461] Tainted: [W]=WARN
[   60.395196][ T2461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.395357][ T2461] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.395527][ T2461] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.396038][ T2461] RSP: 0018:ffa000000643f190 EFLAGS: 00010286
[   60.396206][ T2461] RAX: 00000000ffffffa6 RBX: ff1100000c611840 RCX: 1ff4000000c87df8
[   60.396401][ T2461] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6118f0
[   60.396591][ T2461] RBP: ff1100001033a000 R08: 1fe22000018c231f R09: ff110000092b5158
[   60.396786][ T2461] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   60.397034][ T2461] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.397235][ T2461] FS:  00007fa964ac9840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   60.397460][ T2461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.397622][ T2461] CR2: 0000000023658988 CR3: 00000000111be004 CR4: 0000000000771ef0
[   60.397818][ T2461] PKRU: 55555554
[   60.397919][ T2461] Call Trace:
[   60.398077][ T2461]  <TASK>
[   60.398150][ T2461]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.398317][ T2461]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.398476][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.398609][ T2461]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.398738][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.398872][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.399056][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.399189][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.399315][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.399460][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.399590][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.399722][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.399851][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.400036][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.400174][ T2461]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.400307][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.400439][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.400570][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.400702][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.400835][ T2461]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.400966][ T2461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.401159][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.401289][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.401414][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.401542][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.401669][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.401796][ T2461]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.401921][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.402116][ T2461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.402247][ T2461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.402373][ T2461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.402502][ T2461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.402630][ T2461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.402763][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.402893][ T2461]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.403077][ T2461]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.403210][ T2461]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.403340][ T2461]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.403468][ T2461]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.403595][ T2461]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.403751][ T2461]  ? move_addr_to_kernel (net/socket.c:258)
[   60.403881][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.404067][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.404235][ T2461]  ___sys_sendmsg (net/socket.c:2752)
[   60.404366][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.404562][ T2461]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.404777][ T2461]  __sys_sendmsg (net/socket.c:2784)
[   60.405077][ T2461]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.405278][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.405534][ T2461]  ? 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)
[   60.405736][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.405931][ T2461]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.406159][ T2461]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.406292][ T2461]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.406426][ T2461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.406583][ T2461] RIP: 0033:0x7fa964d0308e
[   60.406718][ T2461] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.407242][ T2461] RSP: 002b:00007ffcee59b3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.407435][ T2461] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa964d0308e
[   60.407626][ T2461] RDX: 0000000000000000 RSI: 00007ffcee59b480 RDI: 0000000000000005
[   60.407820][ T2461] RBP: 00007ffcee59b3e0 R08: 0000000000000000 R09: 0000000000000000
[   60.408067][ T2461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.408259][ T2461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcee59bb40
| [   60.480396][ T2463] ------------[ cut here ]------------
| [   60.480623][ T2463] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2463
| [   60.480947][ T2463] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.481574][ T2463] Tainted: [W]=WARN
[   60.481687][ T2463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.481869][ T2463] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.482086][ T2463] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.482698][ T2463] RSP: 0018:ffa000000645ef70 EFLAGS: 00010286
[   60.482886][ T2463] RAX: 00000000ffffffa6 RBX: ff11000005e47840 RCX: 1ff4000000c8bdb4
[   60.483121][ T2463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e478f0
[   60.483367][ T2463] RBP: ff110000100aa000 R08: 1fe2200000bc8f1f R09: ff110000092b0b80
[   60.483600][ T2463] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   60.483826][ T2463] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   60.484054][ T2463] FS:  00007f8e49183840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.484314][ T2463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.484498][ T2463] CR2: 000000003f592a28 CR3: 0000000004bdd003 CR4: 0000000000771ef0
[   60.484720][ T2463] PKRU: 55555554
[   60.484829][ T2463] Call Trace:
[   60.484939][ T2463]  <TASK>
[   60.485030][ T2463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.485185][ T2463]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   60.485333][ T2463]  notifier_call_chain (kernel/notifier.c:85)
[   60.485483][ T2463]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   60.485628][ T2463]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   60.485781][ T2463]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   60.485927][ T2463]  netdev_upper_dev_link (net/core/dev.c:8972)
[   60.486077][ T2463]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   60.486237][ T2463] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   60.486389][ T2463]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   60.486538][ T2463] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   60.486689][ T2463]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   60.486839][ T2463]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   60.486997][ T2463]  ? nla_strscpy (lib/nlattr.c:795)
[   60.487158][ T2463]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   60.487303][ T2463]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   60.487446][ T2463]  ? __dev_get_by_name (net/core/dev.c:883)
[   60.487590][ T2463]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   60.487746][ T2463]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   60.487897][ T2463]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.488055][ T2463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.488214][ T2463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.488366][ T2463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.488513][ T2463]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.488656][ T2463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.488809][ T2463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.489036][ T2463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.489196][ T2463]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.489345][ T2463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.489494][ T2463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.489640][ T2463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.489789][ T2463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.489932][ T2463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.490086][ T2463]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.490281][ T2463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.490429][ T2463]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.490577][ T2463]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.490740][ T2463]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.490909][ T2463]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.491068][ T2463]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.491218][ T2463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.491375][ T2463]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.491532][ T2463]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.491779][ T2463]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.491931][ T2463]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.492087][ T2463]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.492238][ T2463]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.492418][ T2463]  ? move_addr_to_kernel (net/socket.c:258)
[   60.492565][ T2463]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.492712][ T2463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.492860][ T2463]  ___sys_sendmsg (net/socket.c:2752)
[   60.493034][ T2463]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.493228][ T2463]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.493385][ T2463]  __sys_sendmsg (net/socket.c:2784)
[   60.493532][ T2463]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.493674][ T2463]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.493859][ T2463]  ? 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)
[   60.494012][ T2463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.494170][ T2463]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.494316][ T2463]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.494460][ T2463]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.494604][ T2463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.494787][ T2463] RIP: 0033:0x7f8e493bd08e
[   60.494938][ T2463] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.495463][ T2463] RSP: 002b:00007fff95559b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.495682][ T2463] RAX: ffffffffffffffda RBX: 00007fff9555a2d8 RCX: 00007f8e493bd08e
[   60.495900][ T2463] RDX: 0000000000000000 RSI: 00007fff95559bf0 RDI: 0000000000000005
[   60.496129][ T2463] RBP: 00007fff95559b50 R08: 0000000000000000 R09: 0000000000000000
[   60.496365][ T2463] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.496590][ T2463] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9555a2b0
| [   60.498397][ T2463] ------------[ cut here ]------------
| [   60.498671][ T2463] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2463
| [   60.499120][ T2463] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.499939][ T2463] Tainted: [W]=WARN
[   60.500070][ T2463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.500278][ T2463] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.500496][ T2463] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.501071][ T2463] RSP: 0018:ffa000000645efd0 EFLAGS: 00010286
[   60.501271][ T2463] RAX: 00000000ffffffa6 RBX: ff11000005e46f40 RCX: 1ff4000000c8bdc0
[   60.501503][ T2463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46ff0
[   60.501722][ T2463] RBP: ff1100000f362000 R08: 1fe2200000bc8dff R09: ff110000092b0b80
[   60.501952][ T2463] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   60.502203][ T2463] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f362e04
[   60.502485][ T2463] FS:  00007f8e49183840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.502746][ T2463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.502930][ T2463] CR2: 000000003f592a28 CR3: 0000000004bdd003 CR4: 0000000000771ef0
[   60.503176][ T2463] PKRU: 55555554
[   60.503286][ T2463] Call Trace:
[   60.503396][ T2463]  <TASK>
[   60.503475][ T2463]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.503626][ T2463]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.503761][ T2463]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   60.503905][ T2463]  __dev_notify_flags (net/core/dev.c:9787)
[   60.504068][ T2463]  ? netif_change_name (net/core/dev.c:1495)
[   60.504218][ T2463]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   60.504365][ T2463]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   60.504513][ T2463]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   60.504662][ T2463] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   60.504812][ T2463]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   60.504963][ T2463] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   60.505124][ T2463]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   60.505273][ T2463]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   60.505419][ T2463]  ? nla_strscpy (lib/nlattr.c:795)
[   60.505568][ T2463]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   60.505719][ T2463]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   60.505864][ T2463]  ? __dev_get_by_name (net/core/dev.c:883)
[   60.506016][ T2463]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   60.506196][ T2463]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   60.506348][ T2463]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.506514][ T2463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.506660][ T2463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.506811][ T2463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.506956][ T2463]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.507132][ T2463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.507339][ T2463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.507486][ T2463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.507635][ T2463]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.507780][ T2463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.507927][ T2463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.508085][ T2463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.508237][ T2463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.508381][ T2463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.508526][ T2463]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.508671][ T2463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.508836][ T2463]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.508992][ T2463]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.509146][ T2463]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.509296][ T2463]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.509443][ T2463]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.509586][ T2463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.509749][ T2463]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.509894][ T2463]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.510048][ T2463]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.510202][ T2463]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.510351][ T2463]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.510497][ T2463]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.510674][ T2463]  ? move_addr_to_kernel (net/socket.c:258)
[   60.510820][ T2463]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.510966][ T2463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.511135][ T2463]  ___sys_sendmsg (net/socket.c:2752)
[   60.511280][ T2463]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.511468][ T2463]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.511628][ T2463]  __sys_sendmsg (net/socket.c:2784)
[   60.511777][ T2463]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.511920][ T2463]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.512113][ T2463]  ? 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)
[   60.512257][ T2463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.512402][ T2463]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.512551][ T2463]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.512719][ T2463]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.512871][ T2463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.513056][ T2463] RIP: 0033:0x7f8e493bd08e
[   60.513214][ T2463] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.513857][ T2463] RSP: 002b:00007fff95559b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.514093][ T2463] RAX: ffffffffffffffda RBX: 00007fff9555a2d8 RCX: 00007f8e493bd08e
[   60.514314][ T2463] RDX: 0000000000000000 RSI: 00007fff95559bf0 RDI: 0000000000000005
[   60.514636][ T2463] RBP: 00007fff95559b50 R08: 0000000000000000 R09: 0000000000000000
[   60.514870][ T2463] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.515200][ T2463] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9555a2b0
| [   60.552960][ T2464] ------------[ cut here ]------------
| [   60.553177][ T2464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2464
| [   60.553487][ T2464] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.554093][ T2464] Tainted: [W]=WARN
[   60.554206][ T2464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.554380][ T2464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.554558][ T2464] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.555227][ T2464] RSP: 0018:ffa000000646f020 EFLAGS: 00010286
[   60.555403][ T2464] RAX: 00000000ffffffa6 RBX: ff110000093a2c40 RCX: 1ff4000000c8ddca
[   60.555607][ T2464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2cf0
[   60.555814][ T2464] RBP: ff1100000f362000 R08: 1fe220000127459f R09: ff1100000c982e58
[   60.556030][ T2464] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   60.556264][ T2464] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   60.556476][ T2464] FS:  00007f256fbdc840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.556777][ T2464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.557038][ T2464] CR2: 000000000135f988 CR3: 0000000011a64005 CR4: 0000000000771ef0
[   60.557248][ T2464] PKRU: 55555554
[   60.557351][ T2464] Call Trace:
[   60.557454][ T2464]  <TASK>
[   60.557526][ T2464]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.557668][ T2464]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.557773][ T2464]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   60.557911][ T2464]  __dev_notify_flags (net/core/dev.c:9787)
[   60.558081][ T2464]  ? netif_change_name (net/core/dev.c:1495)
[   60.558226][ T2464]  ? __dev_change_flags (net/core/dev.c:9752)
[   60.558363][ T2464]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   60.558503][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.558647][ T2464]  ? 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))
[   60.558793][ T2464]  netif_change_flags (net/core/dev.c:9820)
[   60.558933][ T2464]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.559171][ T2464]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   60.559324][ T2464]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   60.559523][ T2464]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.559784][ T2464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.560099][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.560320][ T2464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.560525][ T2464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.560727][ T2464]  ? __kernel_text_address (kernel/extable.c:79)
[   60.560935][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.561365][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.561584][ T2464]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.561839][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.562166][ T2464]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.562373][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.562578][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.562785][ T2464]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.563160][ T2464]  ? __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)
[   60.563387][ T2464]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.563618][ T2464]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.563855][ T2464]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.564225][ T2464]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   60.564467][ T2464]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.564697][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.564920][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.565319][ T2464]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.565537][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.565737][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.565959][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.566314][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.566515][ T2464]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.566714][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.566913][ T2464]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.567284][ T2464]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.567493][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.567689][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.567896][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.568277][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.568491][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.568727][ T2464]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.568945][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.569325][ T2464]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.569551][ T2464]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.569763][ T2464]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.570057][ T2464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.570279][ T2464]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.570487][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.570698][ T2464]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.570909][ T2464]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.571155][ T2464]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.571373][ T2464]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.571587][ T2464]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.571799][ T2464]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.572068][ T2464]  ? move_addr_to_kernel (net/socket.c:258)
[   60.572287][ T2464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.572499][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.572721][ T2464]  ___sys_sendmsg (net/socket.c:2752)
[   60.572933][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.573233][ T2464]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.573495][ T2464]  __sys_sendmsg (net/socket.c:2784)
[   60.573712][ T2464]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.573928][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.574217][ T2464]  ? 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)
[   60.574438][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.574661][ T2464]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.574905][ T2464]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.575136][ T2464]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.575361][ T2464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.575642][ T2464] RIP: 0033:0x7f256fe1608e
[   60.575876][ T2464] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.576673][ T2464] RSP: 002b:00007ffc0b2883b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.576989][ T2464] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f256fe1608e
[   60.577302][ T2464] RDX: 0000000000000000 RSI: 00007ffc0b288460 RDI: 0000000000000005
[   60.577636][ T2464] RBP: 00007ffc0b2883c0 R08: 0000000000000000 R09: 0000000000000000
[   60.577948][ T2464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.578296][ T2464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0b288b20
| [   60.666240][ T2469] ------------[ cut here ]------------
| [   60.666461][ T2469] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2469
| [   60.666754][ T2469] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.667510][ T2469] Tainted: [W]=WARN
[   60.667617][ T2469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.667790][ T2469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.668077][ T2469] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.668599][ T2469] RSP: 0018:ffa00000063befe0 EFLAGS: 00010286
[   60.668774][ T2469] RAX: 00000000ffffffa6 RBX: ff110000107eb240 RCX: 1ff4000000c77dc2
[   60.669064][ T2469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb2f0
[   60.669366][ T2469] RBP: ff110000100aa000 R08: 1fe22000020fd65f R09: ff1100000bde0b58
[   60.669576][ T2469] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   60.669788][ T2469] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   60.670095][ T2469] FS:  00007fbc8d0df840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   60.670380][ T2469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.670565][ T2469] CR2: 000000001d3e0988 CR3: 0000000011141001 CR4: 0000000000771ef0
[   60.670770][ T2469] PKRU: 55555554
[   60.670873][ T2469] Call Trace:
[   60.671079][ T2469]  <TASK>
[   60.671155][ T2469]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.671294][ T2469]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   60.671433][ T2469]  notifier_call_chain (kernel/notifier.c:85)
[   60.671573][ T2469]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   60.671714][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.671872][ T2469]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   60.672116][ T2469]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.672254][ T2469]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.672393][ T2469]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   60.672529][ T2469]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   60.672700][ T2469]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   60.672864][ T2469] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.673014][ T2469]  ? write_profile (kernel/profile.c:194)
[   60.673156][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.673298][ T2469]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   60.673473][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.673611][ T2469]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   60.673746][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.673887][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.674029][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.674169][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.674305][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.674463][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.674599][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.674738][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.674874][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.675031][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.675170][ T2469]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.675311][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.675450][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.675586][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.675723][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.675861][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.676004][ T2469]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.676146][ T2469]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.676283][ T2469]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.676420][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.676557][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.676692][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.676836][ T2469]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.676978][ T2469]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.677122][ T2469]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.677263][ T2469]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.677402][ T2469]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.677542][ T2469]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.677678][ T2469]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.677814][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.677957][ T2469]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.678105][ T2469]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.678246][ T2469]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.678387][ T2469]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.678528][ T2469]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.678665][ T2469]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.678838][ T2469]  ? move_addr_to_kernel (net/socket.c:258)
[   60.678982][ T2469]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.679124][ T2469]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.679261][ T2469]  ___sys_sendmsg (net/socket.c:2752)
[   60.679399][ T2469]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.679570][ T2469]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.679720][ T2469]  __sys_sendmsg (net/socket.c:2784)
[   60.679856][ T2469]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.679997][ T2469]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.680173][ T2469]  ? 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)
[   60.680311][ T2469]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.680447][ T2469]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.680584][ T2469]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.680720][ T2469]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.680857][ T2469]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.681032][ T2469] RIP: 0033:0x7fbc8d31908e
[   60.681180][ T2469] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.681666][ T2469] RSP: 002b:00007ffec04efc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.681874][ T2469] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc8d31908e
[   60.682106][ T2469] RDX: 0000000000000000 RSI: 00007ffec04efd10 RDI: 0000000000000005
[   60.682315][ T2469] RBP: 00007ffec04efc70 R08: 0000000000000000 R09: 0000000000000000
[   60.682519][ T2469] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.682722][ T2469] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec04f03d0
| [   60.684463][ T2469] ------------[ cut here ]------------
| [   60.684595][ T2469] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2469
| [   60.684856][ T2469] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.685441][ T2469] Tainted: [W]=WARN
[   60.685543][ T2469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.685710][ T2469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.685894][ T2469] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.686453][ T2469] RSP: 0018:ffa00000063bf060 EFLAGS: 00010286
[   60.686623][ T2469] RAX: 00000000ffffffa6 RBX: ff110000107ebe40 RCX: 1ff4000000c77dd2
[   60.686821][ T2469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ebef0
[   60.687078][ T2469] RBP: ff1100000cc1a000 R08: 1fe22000020fd7df R09: ff1100000bde0b58
[   60.687283][ T2469] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   60.687484][ T2469] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000063bf100
[   60.687683][ T2469] FS:  00007fbc8d0df840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   60.687917][ T2469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.688151][ T2469] CR2: 000000001d3e0988 CR3: 0000000011141001 CR4: 0000000000771ef0
[   60.688351][ T2469] PKRU: 55555554
[   60.688451][ T2469] Call Trace:
[   60.688609][ T2469]  <TASK>
[   60.688690][ T2469]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.688823][ T2469]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.688926][ T2469]  netif_close_many (net/core/dev.c:1804)
[   60.689121][ T2469]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.689254][ T2469]  ? __dev_close_many (net/core/dev.c:1781)
[   60.689386][ T2469]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.689557][ T2469]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.689723][ T2469]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.689859][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.690097][ T2469]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.690277][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.690412][ T2469]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.690543][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.690675][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.690807][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.690941][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.691174][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.691336][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.691468][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.691601][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.691744][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.691876][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.692082][ T2469]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.692219][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.692351][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.692483][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.692615][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.692768][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.692902][ T2469]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.693095][ T2469]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.693232][ T2469]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.693363][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.693501][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.693631][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.693764][ T2469]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.693896][ T2469]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.694143][ T2469]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.694301][ T2469]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.694431][ T2469]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.694568][ T2469]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.694701][ T2469]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.694832][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.694974][ T2469]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.695136][ T2469]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.695273][ T2469]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.695408][ T2469]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.695541][ T2469]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.695690][ T2469]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.695852][ T2469]  ? move_addr_to_kernel (net/socket.c:258)
[   60.695996][ T2469]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.696147][ T2469]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.696358][ T2469]  ___sys_sendmsg (net/socket.c:2752)
[   60.696614][ T2469]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.696883][ T2469]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.697117][ T2469]  __sys_sendmsg (net/socket.c:2784)
[   60.697303][ T2469]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.697483][ T2469]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.697709][ T2469]  ? 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)
[   60.697885][ T2469]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.698069][ T2469]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.698245][ T2469]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.698423][ T2469]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.698597][ T2469]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.698830][ T2469] RIP: 0033:0x7fbc8d31908e
[   60.699021][ T2469] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.699652][ T2469] RSP: 002b:00007ffec04efc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.699855][ T2469] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc8d31908e
[   60.700069][ T2469] RDX: 0000000000000000 RSI: 00007ffec04efd10 RDI: 0000000000000005
[   60.700353][ T2469] RBP: 00007ffec04efc70 R08: 0000000000000000 R09: 0000000000000000
[   60.700578][ T2469] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.700858][ T2469] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec04f03d0
| [   60.703758][ T2469] ------------[ cut here ]------------
| [   60.703893][ T2469] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2469
| [   60.704821][ T2469] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.705495][ T2469] Tainted: [W]=WARN
[   60.705592][ T2469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.705751][ T2469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.705915][ T2469] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.706428][ T2469] RSP: 0018:ffa00000063bf190 EFLAGS: 00010286
[   60.706593][ T2469] RAX: 00000000ffffffa6 RBX: ff110000093a3b40 RCX: 1ff4000000c77df8
[   60.706786][ T2469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3bf0
[   60.707033][ T2469] RBP: ff1100000cc1a000 R08: 1fe220000127477f R09: ff1100000bde0b58
[   60.707231][ T2469] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   60.707420][ T2469] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.707616][ T2469] FS:  00007fbc8d0df840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   60.707842][ T2469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.708059][ T2469] CR2: 000000001d3e0988 CR3: 0000000011141001 CR4: 0000000000771ef0
[   60.708257][ T2469] PKRU: 55555554
[   60.708352][ T2469] Call Trace:
[   60.708448][ T2469]  <TASK>
[   60.708516][ T2469]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.708681][ T2469]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.708840][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.709027][ T2469]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.709159][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.709292][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.709470][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.709656][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.709842][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.710169][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.710359][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.710534][ T2469]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.710659][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.710788][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.710914][ T2469]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.711105][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.711236][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.711362][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.711496][ T2469]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.711627][ T2469]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.711754][ T2469]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.711885][ T2469]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.712069][ T2469]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.712199][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.712329][ T2469]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.712456][ T2469]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.712584][ T2469]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.712718][ T2469]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.712851][ T2469]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.713097][ T2469]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.713235][ T2469]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.713367][ T2469]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.713496][ T2469]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.713627][ T2469]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.713756][ T2469]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.713887][ T2469]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.714085][ T2469]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.714236][ T2469]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.714370][ T2469]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.714501][ T2469]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.714662][ T2469]  ? move_addr_to_kernel (net/socket.c:258)
[   60.714788][ T2469]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.714915][ T2469]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.715112][ T2469]  ___sys_sendmsg (net/socket.c:2752)
[   60.715237][ T2469]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.715398][ T2469]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.715537][ T2469]  __sys_sendmsg (net/socket.c:2784)
[   60.715663][ T2469]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.715792][ T2469]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.715955][ T2469]  ? 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)
[   60.716146][ T2469]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.716276][ T2469]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.716404][ T2469]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.716531][ T2469]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.716661][ T2469]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.716826][ T2469] RIP: 0033:0x7fbc8d31908e
[   60.716960][ T2469] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.717479][ T2469] RSP: 002b:00007ffec04efc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.717671][ T2469] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc8d31908e
[   60.717860][ T2469] RDX: 0000000000000000 RSI: 00007ffec04efd10 RDI: 0000000000000005
[   60.718104][ T2469] RBP: 00007ffec04efc70 R08: 0000000000000000 R09: 0000000000000000
[   60.718296][ T2469] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   60.718485][ T2469] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec04f03d0
| [   60.806962][ T2473] ------------[ cut here ]------------
| [   60.807255][ T2473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2473
| [   60.807681][ T2473] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.809487][ T2473] Tainted: [W]=WARN
[   60.809644][ T2473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.809900][ T2473] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.810314][ T2473] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.811232][ T2473] RSP: 0018:ffa000000639efe0 EFLAGS: 00010286
[   60.811495][ T2473] RAX: 00000000ffffffa6 RBX: ff11000005e46640 RCX: 1ff4000000c73dc2
[   60.811803][ T2473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e466f0
[   60.812261][ T2473] RBP: ff110000100aa000 R08: 1fe2200000bc8cdf R09: ff1100000c842e58
[   60.812575][ T2473] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   60.812880][ T2473] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   60.813327][ T2473] FS:  00007fe6d65e7840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.813707][ T2473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.813966][ T2473] CR2: 000000002a521988 CR3: 0000000011d10004 CR4: 0000000000771ef0
[   60.814395][ T2473] PKRU: 55555554
[   60.814553][ T2473] Call Trace:
[   60.814709][ T2473]  <TASK>
[   60.814814][ T2473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.815081][ T2473]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   60.815288][ T2473]  notifier_call_chain (kernel/notifier.c:85)
[   60.815495][ T2473]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   60.815694][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.815899][ T2473]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   60.816166][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.816372][ T2473]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   60.816627][ T2473]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.816824][ T2473]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.817034][ T2473]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   60.817237][ T2473]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   60.817484][ T2473] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.817687][ T2473]  ? write_profile (kernel/profile.c:194)
[   60.817887][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.818091][ T2473]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   60.818356][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.818559][ T2473]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   60.818760][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.818957][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.819169][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.819365][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.819565][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.819801][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.820015][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.820220][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.820422][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.820625][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.820833][ T2473]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.821051][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.821260][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.821466][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.821675][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.821884][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.822103][ T2473]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.822320][ T2473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.822531][ T2473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.822736][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.822944][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.823163][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.823374][ T2473]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.823578][ T2473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.823784][ T2473]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.824002][ T2473]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.824215][ T2473]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.824432][ T2473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.824654][ T2473]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.824868][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.825093][ T2473]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.825311][ T2473]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.825522][ T2473]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.825732][ T2473]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.825936][ T2473]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.826147][ T2473]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.826408][ T2473]  ? move_addr_to_kernel (net/socket.c:258)
[   60.826616][ T2473]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.826835][ T2473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.827051][ T2473]  ___sys_sendmsg (net/socket.c:2752)
[   60.827269][ T2473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.827542][ T2473]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.827773][ T2473]  __sys_sendmsg (net/socket.c:2784)
[   60.828008][ T2473]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.828220][ T2473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.828516][ T2473]  ? 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)
[   60.828731][ T2473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.828938][ T2473]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.829157][ T2473]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.829367][ T2473]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.829581][ T2473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.829837][ T2473] RIP: 0033:0x7fe6d682108e
[   60.830065][ T2473] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.830807][ T2473] RSP: 002b:00007ffec0f57370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.831125][ T2473] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6d682108e
[   60.831425][ T2473] RDX: 0000000000000000 RSI: 00007ffec0f57420 RDI: 0000000000000005
[   60.831730][ T2473] RBP: 00007ffec0f57380 R08: 0000000000000000 R09: 0000000000000000
[   60.832046][ T2473] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   60.832359][ T2473] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec0f57ae0
| [   60.835127][ T2473] ------------[ cut here ]------------
| [   60.835278][ T2473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2473
| [   60.835551][ T2473] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.836164][ T2473] Tainted: [W]=WARN
[   60.836273][ T2473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.836438][ T2473] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.836648][ T2473] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.837156][ T2473] RSP: 0018:ffa000000639f060 EFLAGS: 00010286
[   60.837332][ T2473] RAX: 00000000ffffffa6 RBX: ff11000005e467c0 RCX: 1ff4000000c73dd2
[   60.837558][ T2473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46870
[   60.837766][ T2473] RBP: ff11000010482000 R08: 1fe2200000bc8d0f R09: ff1100000c842e58
[   60.837975][ T2473] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   60.838480][ T2473] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000639f100
[   60.838679][ T2473] FS:  00007fe6d65e7840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   60.838934][ T2473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.839112][ T2473] CR2: 0000561b0775d620 CR3: 0000000011d10004 CR4: 0000000000771ef0
[   60.839318][ T2473] PKRU: 55555554
[   60.839419][ T2473] Call Trace:
[   60.839520][ T2473]  <TASK>
[   60.839591][ T2473]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.839729][ T2473]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.839832][ T2473]  netif_close_many (net/core/dev.c:1804)
[   60.839973][ T2473]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   60.840147][ T2473]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.840279][ T2473]  ? __dev_close_many (net/core/dev.c:1781)
[   60.840415][ T2473]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.840588][ T2473]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.840760][ T2473]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.840898][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.841040][ T2473]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.841213][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.841364][ T2473]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.841502][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.841636][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.841765][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.841894][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.842031][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.842184][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.842315][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.842448][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.842579][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.842718][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.842851][ T2473]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.842987][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.843121][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.843254][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.843388][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.843519][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.843650][ T2473]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.843782][ T2473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.843920][ T2473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.844057][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.844197][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.844328][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.844480][ T2473]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.844612][ T2473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.844748][ T2473]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.844883][ T2473]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.845017][ T2473]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.845179][ T2473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.845309][ T2473]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.845441][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.845575][ T2473]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.845707][ T2473]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.845838][ T2473]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.845977][ T2473]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.846114][ T2473]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.846244][ T2473]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.846406][ T2473]  ? move_addr_to_kernel (net/socket.c:258)
[   60.846539][ T2473]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.846670][ T2473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.846802][ T2473]  ___sys_sendmsg (net/socket.c:2752)
[   60.846947][ T2473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.847122][ T2473]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.847265][ T2473]  __sys_sendmsg (net/socket.c:2784)
[   60.847396][ T2473]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.847530][ T2473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.847694][ T2473]  ? 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)
[   60.847825][ T2473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.847956][ T2473]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.848092][ T2473]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.848228][ T2473]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.848382][ T2473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.848551][ T2473] RIP: 0033:0x7fe6d682108e
[   60.848702][ T2473] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.849178][ T2473] RSP: 002b:00007ffec0f57370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.849377][ T2473] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6d682108e
[   60.849576][ T2473] RDX: 0000000000000000 RSI: 00007ffec0f57420 RDI: 0000000000000005
[   60.849770][ T2473] RBP: 00007ffec0f57380 R08: 0000000000000000 R09: 0000000000000000
[   60.849963][ T2473] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   60.850204][ T2473] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec0f57ae0
| [   60.853027][ T2473] ------------[ cut here ]------------
| [   60.853186][ T2473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2473
| [   60.853472][ T2473] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.854048][ T2473] Tainted: [W]=WARN
[   60.854154][ T2473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.854314][ T2473] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.854500][ T2473] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.854993][ T2473] RSP: 0018:ffa000000639f190 EFLAGS: 00010286
[   60.855170][ T2473] RAX: 00000000ffffffa6 RBX: ff1100000bce8f40 RCX: 1ff4000000c73df8
[   60.855362][ T2473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bce8ff0
[   60.855555][ T2473] RBP: ff11000010482000 R08: 1fe220000179d1ff R09: ff1100000c842e58
[   60.855754][ T2473] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   60.855944][ T2473] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.856148][ T2473] FS:  00007fe6d65e7840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   60.856373][ T2473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.856556][ T2473] CR2: 0000561b0775d620 CR3: 0000000011d10004 CR4: 0000000000771ef0
[   60.856749][ T2473] PKRU: 55555554
[   60.856844][ T2473] Call Trace:
[   60.856939][ T2473]  <TASK>
[   60.857012][ T2473]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.857183][ T2473]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.857342][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.857472][ T2473]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.857597][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.857725][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.857889][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.858023][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.858157][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.858301][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.858440][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.858569][ T2473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.858695][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.858822][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.858952][ T2473]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   60.859092][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.859222][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.859349][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.859475][ T2473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.859603][ T2473]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.859731][ T2473]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.859858][ T2473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.860008][ T2473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.860150][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.860281][ T2473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.860407][ T2473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.860536][ T2473]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.860665][ T2473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.860791][ T2473]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.860920][ T2473]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.861057][ T2473]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.861190][ T2473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.861318][ T2473]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.861446][ T2473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.861579][ T2473]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.861732][ T2473]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.861866][ T2473]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.862002][ T2473]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.862140][ T2473]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.862269][ T2473]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.862433][ T2473]  ? move_addr_to_kernel (net/socket.c:258)
[   60.862562][ T2473]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.862694][ T2473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.862824][ T2473]  ___sys_sendmsg (net/socket.c:2752)
[   60.862953][ T2473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.863134][ T2473]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.863273][ T2473]  __sys_sendmsg (net/socket.c:2784)
[   60.863402][ T2473]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.863530][ T2473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.863692][ T2473]  ? 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)
[   60.863825][ T2473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.863954][ T2473]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.864089][ T2473]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.864222][ T2473]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.864353][ T2473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.864534][ T2473] RIP: 0033:0x7fe6d682108e
[   60.864673][ T2473] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.865147][ T2473] RSP: 002b:00007ffec0f57370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.865338][ T2473] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6d682108e
[   60.865529][ T2473] RDX: 0000000000000000 RSI: 00007ffec0f57420 RDI: 0000000000000005
[   60.865720][ T2473] RBP: 00007ffec0f57380 R08: 0000000000000000 R09: 0000000000000000
[   60.865911][ T2473] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   60.866106][ T2473] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec0f57ae0
| [   60.930221][  T166] ------------[ cut here ]------------
| [   60.930543][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   60.931119][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.932185][  T166] Tainted: [W]=WARN
[   60.932357][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.932653][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.932951][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.933769][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   60.934099][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e47540 RCX: 1ff4000000108ebf
[   60.934484][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e475f0
[   60.934854][  T166] RBP: ff110000100aa000 R08: 1fe2200000bc8ebf R09: ff1100000cab2f20
[   60.935418][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   60.935781][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   60.936314][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   60.936743][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.937196][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   60.937555][  T166] PKRU: 55555554
[   60.937764][  T166] Call Trace:
[   60.937943][  T166]  <TASK>
[   60.938074][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.938319][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.938493][  T166]  netif_close_many (net/core/dev.c:1804)
[   60.938720][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.939150][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   60.939390][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.939627][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.939889][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   60.940190][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   60.940473][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.940705][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.940936][  T166]  ? __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)
[   60.941176][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.941407][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.941697][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   60.941930][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   60.942176][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.942410][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.942650][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   60.942883][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.943139][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.943372][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   60.943607][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   60.943835][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   60.944132][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   60.944417][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   60.944676][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   60.944905][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   60.945198][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   60.945423][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   60.945661][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   60.945908][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   60.946173][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   60.946353][  T166]  new_sync_write (fs/read_write.c:595)
[   60.946583][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.946805][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   60.947040][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.947273][  T166]  ? ksys_write (fs/read_write.c:740)
[   60.947704][  T166]  vfs_write (fs/read_write.c:688)
[   60.947877][  T166]  ksys_write (fs/read_write.c:740)
[   60.948332][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   60.948534][  T166]  ? 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)
[   60.948745][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.949166][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.949662][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.949870][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.950120][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.950575][  T166] RIP: 0033:0x7fd8e6c0c08e
[   60.950780][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.951453][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   60.951689][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   60.951918][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   60.952156][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   60.952383][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   60.952611][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   60.965645][  T166] ------------[ cut here ]------------
| [   60.966123][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   60.966697][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   60.968087][  T166] Tainted: [W]=WARN
[   60.968358][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.968728][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.969123][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.970075][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   60.970453][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c71eac0 RCX: 1ff4000000108e81
[   60.970889][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c71eb70
[   60.971341][  T166] RBP: ff1100000f362000 R08: 1fe22000018e3d6f R09: ff1100000cab2ef8
[   60.971774][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   60.972220][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   60.972632][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   60.973142][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.973518][  T166] CR2: 00005576c1e316c0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   60.973939][  T166] PKRU: 55555554
[   60.974202][  T166] Call Trace:
[   60.974444][  T166]  <TASK>
[   60.974632][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.974943][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.975203][  T166]  netif_close_many (net/core/dev.c:1804)
[   60.975481][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.975783][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   60.976094][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.976458][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.976820][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   60.977154][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.977522][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   60.977832][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   60.978227][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   60.978540][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   60.978846][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   60.979239][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.979606][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   60.979912][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   60.980248][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.980570][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.980865][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   60.981186][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.981477][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.981780][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   60.982105][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   60.982416][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   60.982792][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   60.983183][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   60.983515][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   60.983821][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   60.984220][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   60.984527][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   60.984831][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   60.985397][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   60.985845][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   60.986108][  T166]  new_sync_write (fs/read_write.c:595)
[   60.986438][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.986744][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   60.987062][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.987366][  T166]  ? ksys_write (fs/read_write.c:740)
[   60.987669][  T166]  vfs_write (fs/read_write.c:688)
[   60.987915][  T166]  ksys_write (fs/read_write.c:740)
[   60.988177][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   60.988470][  T166]  ? 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)
[   60.988768][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.989095][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.989405][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.989705][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.990024][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.990394][  T166] RIP: 0033:0x7fd8e6c0c08e
[   60.990709][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.991656][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   60.992180][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   60.992620][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   60.993059][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   60.993491][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   60.993919][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   61.002384][  T166] ------------[ cut here ]------------
| [   61.002701][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   61.003245][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.005833][  T166] Tainted: [W]=WARN
[   61.006226][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.006727][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.007274][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.008405][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   61.008889][  T166] RAX: 00000000ffffffa6 RBX: ff110000123756c0 RCX: 1ff4000000108ea7
[   61.009439][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012375770
[   61.010095][  T166] RBP: ff1100000f362000 R08: 1fe220000246eaef R09: ff1100000cab2ef8
[   61.010628][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   61.011182][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.011725][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   61.012344][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.012825][  T166] CR2: 00005576c1e316c0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   61.013379][  T166] PKRU: 55555554
[   61.013721][  T166] Call Trace:
[   61.014082][  T166]  <TASK>
[   61.014419][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.014904][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.015401][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   61.015822][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   61.016311][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   61.016728][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   61.017173][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   61.017645][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.018142][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   61.018560][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   61.018965][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.019501][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   61.019916][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   61.020369][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.020787][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   61.021224][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   61.021560][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   61.021855][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   61.022238][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   61.022596][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   61.022891][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   61.023242][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   61.023671][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   61.023998][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   61.024380][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   61.024676][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   61.025005][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   61.025249][  T166]  new_sync_write (fs/read_write.c:595)
[   61.025549][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.025852][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   61.026171][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.026472][  T166]  ? ksys_write (fs/read_write.c:740)
[   61.026792][  T166]  vfs_write (fs/read_write.c:688)
[   61.027064][  T166]  ksys_write (fs/read_write.c:740)
[   61.027311][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   61.027605][  T166]  ? 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)
[   61.027920][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.028247][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.028543][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.028843][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.029164][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.029514][  T166] RIP: 0033:0x7fd8e6c0c08e
[   61.029824][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.030753][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   61.031232][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   61.031642][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   61.032060][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   61.032478][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   61.032892][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   61.040130][  T166] ------------[ cut here ]------------
| [   61.040406][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   61.040900][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.043899][  T166] Tainted: [W]=WARN
[   61.044285][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.044729][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.045224][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.046209][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   61.046661][  T166] RAX: 00000000ffffffa6 RBX: ff110000123750c0 RCX: 1ff4000000108eef
[   61.047171][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012375170
[   61.047671][  T166] RBP: ff110000100aa000 R08: 1fe220000246ea2f R09: ff1100000cab2ef8
[   61.048206][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   61.048733][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.049293][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   61.049870][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.050343][  T166] CR2: 00005576c1e316c0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   61.050853][  T166] PKRU: 55555554
[   61.051211][  T166] Call Trace:
[   61.051549][  T166]  <TASK>
[   61.051832][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.052332][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.052788][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   61.053205][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   61.053590][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.054086][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   61.054494][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   61.054883][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.055295][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   61.055684][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   61.056094][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   61.056489][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   61.056940][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   61.057413][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   61.057794][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   61.058202][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   61.058660][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   61.059069][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   61.059463][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   61.059906][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   61.060220][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   61.060451][  T166]  new_sync_write (fs/read_write.c:595)
[   61.060767][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.061067][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   61.061360][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.061637][  T166]  ? ksys_write (fs/read_write.c:740)
[   61.061926][  T166]  vfs_write (fs/read_write.c:688)
[   61.062188][  T166]  ksys_write (fs/read_write.c:740)
[   61.062427][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   61.062716][  T166]  ? 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)
[   61.063018][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.063312][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.063593][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.063877][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.064189][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.064564][  T166] RIP: 0033:0x7fd8e6c0c08e
[   61.064857][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.065737][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   61.066160][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   61.066560][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   61.067196][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   61.067593][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   61.068176][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   61.121393][  T166] ------------[ cut here ]------------
| [   61.121792][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   61.122371][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.123716][  T166] Tainted: [W]=WARN
[   61.123954][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.124344][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.124717][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.125621][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   61.126003][  T166] RAX: 00000000ffffffa6 RBX: ff1100000f3e5e40 RCX: 1ff4000000108ed1
[   61.126412][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e5ef0
[   61.126817][  T166] RBP: ff1100000be7a000 R08: 1fe2200001e7cbdf R09: ff1100000cab2ef8
[   61.127245][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   61.127650][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7a000
[   61.128072][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   61.128553][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.128906][  T166] CR2: 0000561b21f34698 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   61.129335][  T166] PKRU: 55555554
[   61.129565][  T166] Call Trace:
[   61.129798][  T166]  <TASK>
[   61.129994][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.130312][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.130551][  T166]  register_netdevice (net/core/dev.c:11488)
[   61.130852][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   61.131217][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   61.131513][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   61.131901][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   61.132221][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   61.132571][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   61.132929][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.133249][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   61.133581][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   61.133937][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   61.134259][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   61.134609][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   61.134896][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   61.135215][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   61.135505][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   61.135733][  T166]  new_sync_write (fs/read_write.c:595)
[   61.136041][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.136345][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   61.136637][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.136926][  T166]  ? ksys_write (fs/read_write.c:740)
[   61.137246][  T166]  vfs_write (fs/read_write.c:688)
[   61.137482][  T166]  ksys_write (fs/read_write.c:740)
[   61.137715][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   61.138020][  T166]  ? 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)
[   61.138340][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.138635][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.138925][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.139242][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.139535][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.139879][  T166] RIP: 0033:0x7fd8e6c0c08e
[   61.140204][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.141102][  T166] RSP: 002b:00007ffe866f5610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   61.141529][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   61.141934][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   61.142359][  T166] RBP: 00007ffe866f5620 R08: 0000000000000000 R09: 0000000000000000
[   61.142766][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   61.143192][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   61.321904][ T2482] ------------[ cut here ]------------
| [   61.322490][ T2482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2482
| [   61.322961][ T2482] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.324184][ T2482] Tainted: [W]=WARN
[   61.324353][ T2482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.324622][ T2482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.324912][ T2482] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.325781][ T2482] RSP: 0018:ffa00000064df020 EFLAGS: 00010286
[   61.326053][ T2482] RAX: 00000000ffffffa6 RBX: ff11000005e46f40 RCX: 1ff4000000c9bdca
[   61.326382][ T2482] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46ff0
[   61.326705][ T2482] RBP: ff1100000be7a000 R08: 1fe2200000bc8dff R09: ff1100000a385180
[   61.327030][ T2482] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   61.327368][ T2482] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.327690][ T2482] FS:  00007f43e8c42840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.328085][ T2482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.328369][ T2482] CR2: 00007f43e8f121a0 CR3: 000000000f09e003 CR4: 0000000000771ef0
[   61.328706][ T2482] PKRU: 55555554
[   61.328872][ T2482] Call Trace:
[   61.329048][ T2482]  <TASK>
[   61.329167][ T2482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.329392][ T2482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.329564][ T2482]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.329784][ T2482]  __dev_notify_flags (net/core/dev.c:9787)
[   61.330014][ T2482]  ? netif_change_name (net/core/dev.c:1495)
[   61.330234][ T2482]  ? __dev_change_flags (net/core/dev.c:9752)
[   61.330443][ T2482]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   61.330658][ T2482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.330884][ T2482]  ? 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))
[   61.331134][ T2482]  netif_change_flags (net/core/dev.c:9820)
[   61.331354][ T2482]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.331576][ T2482]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.331792][ T2482]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.332075][ T2482]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.332303][ T2482]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.332520][ T2482]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.332752][ T2482]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.332981][ T2482]  ? __kernel_text_address (kernel/extable.c:79)
[   61.333210][ T2482]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.333438][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.333690][ T2482]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.333908][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.334140][ T2482]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.334360][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.334586][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.334816][ T2482]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.335044][ T2482]  ? __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)
[   61.335265][ T2482]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.335470][ T2482]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.335688][ T2482]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.335916][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.336174][ T2482]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.336396][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.336622][ T2482]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.336839][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.337067][ T2482]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.337310][ T2482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.337531][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.337741][ T2482]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.337958][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.338194][ T2482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.338416][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.338632][ T2482]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.338854][ T2482]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.339088][ T2482]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.339327][ T2482]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.339577][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.339824][ T2482]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.340059][ T2482]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.340280][ T2482]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.340504][ T2482]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.340724][ T2482]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.340941][ T2482]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.341167][ T2482]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.341373][ T2482]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.341575][ T2482]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.341807][ T2482]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.342032][ T2482]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.342264][ T2482]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.342497][ T2482]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.342710][ T2482]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.342924][ T2482]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.343212][ T2482]  ? move_addr_to_kernel (net/socket.c:258)
[   61.343437][ T2482]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.343663][ T2482]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.343876][ T2482]  ___sys_sendmsg (net/socket.c:2752)
[   61.344104][ T2482]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.344378][ T2482]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.344620][ T2482]  __sys_sendmsg (net/socket.c:2784)
[   61.344835][ T2482]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.345064][ T2482]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.345356][ T2482]  ? 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)
[   61.345572][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.345787][ T2482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.346010][ T2482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.346231][ T2482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.346450][ T2482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.346717][ T2482] RIP: 0033:0x7f43e8e7c08e
[   61.346948][ T2482] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.347716][ T2482] RSP: 002b:00007ffdbc891db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.348075][ T2482] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43e8e7c08e
[   61.348406][ T2482] RDX: 0000000000000000 RSI: 00007ffdbc891e60 RDI: 0000000000000005
[   61.348736][ T2482] RBP: 00007ffdbc891dc0 R08: 0000000000000000 R09: 0000000000000000
[   61.349065][ T2482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.349408][ T2482] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc892520
| [   61.394524][ T2483] ------------[ cut here ]------------
| [   61.394748][ T2483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2483
| [   61.395070][ T2483] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.395845][ T2483] Tainted: [W]=WARN
[   61.395964][ T2483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.396184][ T2483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.396380][ T2483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.396904][ T2483] RSP: 0018:ffa00000064eef70 EFLAGS: 00010286
[   61.397111][ T2483] RAX: 00000000ffffffa6 RBX: ff110000093a2940 RCX: 1ff4000000c9ddb4
[   61.397442][ T2483] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a29f0
[   61.397665][ T2483] RBP: ff1100000be7a000 R08: 1fe220000127453f R09: ff1100000cab5180
[   61.397997][ T2483] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   61.398267][ T2483] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.398487][ T2483] FS:  00007f8fe0b03840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   61.398747][ T2483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.398936][ T2483] CR2: 00005576eb4de300 CR3: 0000000011d37002 CR4: 0000000000771ef0
[   61.399170][ T2483] PKRU: 55555554
[   61.399282][ T2483] Call Trace:
[   61.399406][ T2483]  <TASK>
[   61.399483][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.399639][ T2483]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   61.399787][ T2483]  notifier_call_chain (kernel/notifier.c:85)
[   61.399936][ T2483]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   61.400092][ T2483]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   61.400250][ T2483]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   61.400400][ T2483]  netdev_upper_dev_link (net/core/dev.c:8972)
[   61.400546][ T2483]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   61.400693][ T2483] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   61.400842][ T2483]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   61.400999][ T2483] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   61.401149][ T2483]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   61.401306][ T2483]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   61.401450][ T2483]  ? nla_strscpy (lib/nlattr.c:795)
[   61.401597][ T2483]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   61.401744][ T2483]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   61.401886][ T2483]  ? __dev_get_by_name (net/core/dev.c:883)
[   61.402039][ T2483]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   61.402218][ T2483]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   61.402426][ T2483]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.402574][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.402719][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.402867][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.403021][ T2483]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.403172][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.403323][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.403473][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.403619][ T2483]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.403765][ T2483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.403913][ T2483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.404068][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.404239][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.404385][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.404534][ T2483]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.404683][ T2483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.404828][ T2483]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.404983][ T2483]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.405130][ T2483]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.405285][ T2483]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.405439][ T2483]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.405629][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.405846][ T2483]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.406007][ T2483]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.406161][ T2483]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.406316][ T2483]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.406465][ T2483]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.406615][ T2483]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.406793][ T2483]  ? move_addr_to_kernel (net/socket.c:258)
[   61.406941][ T2483]  ___sys_sendmsg (net/socket.c:2752)
[   61.407090][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.407241][ T2483]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.407395][ T2483]  ? 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))
[   61.407551][ T2483]  __sys_sendmsg (net/socket.c:2784)
[   61.407697][ T2483]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.407850][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.408002][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.408152][ T2483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.408298][ T2483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.408447][ T2483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.408593][ T2483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.408776][ T2483] RIP: 0033:0x7f8fe0d3d08e
[   61.408932][ T2483] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.409588][ T2483] RSP: 002b:00007ffc59f02670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.409812][ T2483] RAX: ffffffffffffffda RBX: 00007ffc59f02e10 RCX: 00007f8fe0d3d08e
[   61.410036][ T2483] RDX: 0000000000000000 RSI: 00007ffc59f02720 RDI: 0000000000000005
[   61.410257][ T2483] RBP: 00007ffc59f02680 R08: 0000000000000000 R09: 0000000000000000
[   61.410475][ T2483] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.410695][ T2483] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc59f02de8
| [   61.412450][ T2483] ------------[ cut here ]------------
| [   61.412596][ T2483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2483
| [   61.412883][ T2483] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.413511][ T2483] Tainted: [W]=WARN
[   61.413621][ T2483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.413805][ T2483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.414004][ T2483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.414524][ T2483] RSP: 0018:ffa00000064eefd0 EFLAGS: 00010286
[   61.414711][ T2483] RAX: 00000000ffffffa6 RBX: ff110000093a3240 RCX: 1ff4000000c9ddc0
[   61.414930][ T2483] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a32f0
[   61.415159][ T2483] RBP: ff1100001033a000 R08: 1fe220000127465f R09: ff1100000cab5180
[   61.415374][ T2483] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   61.415591][ T2483] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033ae04
[   61.415818][ T2483] FS:  00007f8fe0b03840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   61.416111][ T2483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.416302][ T2483] CR2: 00005576eb4de300 CR3: 0000000011d37002 CR4: 0000000000771ef0
[   61.416518][ T2483] PKRU: 55555554
[   61.416631][ T2483] Call Trace:
[   61.416743][ T2483]  <TASK>
[   61.416819][ T2483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.416967][ T2483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.417085][ T2483]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   61.417234][ T2483]  __dev_notify_flags (net/core/dev.c:9787)
[   61.417387][ T2483]  ? netif_change_name (net/core/dev.c:1495)
[   61.417534][ T2483]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   61.417682][ T2483]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   61.417833][ T2483]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   61.417986][ T2483] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   61.418142][ T2483]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   61.418291][ T2483] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   61.418438][ T2483]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   61.418590][ T2483]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   61.418735][ T2483]  ? nla_strscpy (lib/nlattr.c:795)
[   61.418884][ T2483]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   61.419035][ T2483]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   61.419184][ T2483]  ? __dev_get_by_name (net/core/dev.c:883)
[   61.419334][ T2483]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   61.419495][ T2483]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   61.419645][ T2483]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.419842][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.420030][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.420182][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.420324][ T2483]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.420470][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.420619][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.420769][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.420911][ T2483]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.421059][ T2483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.421210][ T2483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.421355][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.421501][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.421643][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.421788][ T2483]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.421934][ T2483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.422084][ T2483]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.422236][ T2483]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.422382][ T2483]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.422530][ T2483]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.422675][ T2483]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.422818][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.422979][ T2483]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.423198][ T2483]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.423361][ T2483]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.423511][ T2483]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.423658][ T2483]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.423801][ T2483]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.423985][ T2483]  ? move_addr_to_kernel (net/socket.c:258)
[   61.424155][ T2483]  ___sys_sendmsg (net/socket.c:2752)
[   61.424323][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.424469][ T2483]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.424624][ T2483]  ? 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))
[   61.424771][ T2483]  __sys_sendmsg (net/socket.c:2784)
[   61.424915][ T2483]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.425067][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.425289][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.425509][ T2483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.425730][ T2483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.425945][ T2483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.426123][ T2483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.426302][ T2483] RIP: 0033:0x7f8fe0d3d08e
[   61.426455][ T2483] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.426978][ T2483] RSP: 002b:00007ffc59f02670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.427202][ T2483] RAX: ffffffffffffffda RBX: 00007ffc59f02e10 RCX: 00007f8fe0d3d08e
[   61.427419][ T2483] RDX: 0000000000000000 RSI: 00007ffc59f02720 RDI: 0000000000000005
[   61.427638][ T2483] RBP: 00007ffc59f02680 R08: 0000000000000000 R09: 0000000000000000
[   61.427854][ T2483] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.428081][ T2483] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc59f02de8
| [   61.462809][ T2484] ------------[ cut here ]------------
| [   61.463093][ T2484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2484
| [   61.463532][ T2484] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.464422][ T2484] Tainted: [W]=WARN
[   61.464588][ T2484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.464858][ T2484] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.465154][ T2484] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.465898][ T2484] RSP: 0018:ffa00000064ff020 EFLAGS: 00010286
[   61.466184][ T2484] RAX: 00000000ffffffa6 RBX: ff1100000c8d36c0 RCX: 1ff4000000c9fdca
[   61.466505][ T2484] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d3770
[   61.466817][ T2484] RBP: ff1100001033a000 R08: 1fe220000191a6ef R09: ff1100000c510b58
[   61.467142][ T2484] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   61.467460][ T2484] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.467777][ T2484] FS:  00007fd6d018a840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.468159][ T2484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.468426][ T2484] CR2: 0000000010360988 CR3: 0000000011ee9004 CR4: 0000000000771ef0
[   61.468748][ T2484] PKRU: 55555554
[   61.468910][ T2484] Call Trace:
[   61.469080][ T2484]  <TASK>
[   61.469198][ T2484]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.469423][ T2484]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.469591][ T2484]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.469808][ T2484]  __dev_notify_flags (net/core/dev.c:9787)
[   61.470034][ T2484]  ? netif_change_name (net/core/dev.c:1495)
[   61.470247][ T2484]  ? __dev_change_flags (net/core/dev.c:9752)
[   61.470460][ T2484]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   61.470668][ T2484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.470883][ T2484]  ? 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))
[   61.471093][ T2484]  netif_change_flags (net/core/dev.c:9820)
[   61.471323][ T2484]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.471541][ T2484]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.471754][ T2484]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.471963][ T2484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.472272][ T2484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.472485][ T2484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.472697][ T2484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.472906][ T2484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.473130][ T2484]  ? __kernel_text_address (kernel/extable.c:79)
[   61.473340][ T2484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.473551][ T2484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.473760][ T2484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.473984][ T2484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.474205][ T2484]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.474414][ T2484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.474617][ T2484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.474829][ T2484]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.475049][ T2484]  ? __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)
[   61.475266][ T2484]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.475476][ T2484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.475710][ T2484]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.475925][ T2484]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.476156][ T2484]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.476390][ T2484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.476600][ T2484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.476808][ T2484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.477026][ T2484]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.477256][ T2484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.477475][ T2484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.477682][ T2484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.477890][ T2484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.478105][ T2484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.478321][ T2484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.478532][ T2484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.478741][ T2484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.478950][ T2484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.479175][ T2484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.479386][ T2484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.479594][ T2484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.479807][ T2484]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.480026][ T2484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.480244][ T2484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.480463][ T2484]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.480681][ T2484]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.480897][ T2484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.481123][ T2484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.481334][ T2484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.481548][ T2484]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.481760][ T2484]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.481985][ T2484]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.482203][ T2484]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.482417][ T2484]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.482642][ T2484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.482894][ T2484]  ? move_addr_to_kernel (net/socket.c:258)
[   61.483085][ T2484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.483291][ T2484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.483502][ T2484]  ___sys_sendmsg (net/socket.c:2752)
[   61.483701][ T2484]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.483946][ T2484]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.484187][ T2484]  __sys_sendmsg (net/socket.c:2784)
[   61.484393][ T2484]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.484594][ T2484]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.484854][ T2484]  ? 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)
[   61.485065][ T2484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.485272][ T2484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.485487][ T2484]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.485694][ T2484]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.485902][ T2484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.486175][ T2484] RIP: 0033:0x7fd6d03c408e
[   61.486397][ T2484] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.487141][ T2484] RSP: 002b:00007ffcd55c5ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.487458][ T2484] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd6d03c408e
[   61.487772][ T2484] RDX: 0000000000000000 RSI: 00007ffcd55c5f70 RDI: 0000000000000005
[   61.488095][ T2484] RBP: 00007ffcd55c5ed0 R08: 0000000000000000 R09: 0000000000000000
[   61.488414][ T2484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.488727][ T2484] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd55c6630
| [   61.538108][ T2486] ------------[ cut here ]------------
| [   61.538703][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2486
| [   61.539224][ T2486] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.540251][ T2486] Tainted: [W]=WARN
[   61.540428][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.540727][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.541085][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.541948][ T2486] RSP: 0018:ffa000000650ef70 EFLAGS: 00010286
[   61.542259][ T2486] RAX: 00000000ffffffa6 RBX: ff11000005e30940 RCX: 1ff4000000ca1db4
[   61.542611][ T2486] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e309f0
[   61.542958][ T2486] RBP: ff1100000be7a000 R08: 1fe2200000bc613f R09: ff1100000c662e80
[   61.543386][ T2486] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   61.543743][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   61.544108][ T2486] FS:  00007f2444794840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.544531][ T2486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.544831][ T2486] CR2: 00007f244498d460 CR3: 0000000011135002 CR4: 0000000000771ef0
[   61.545220][ T2486] PKRU: 55555554
[   61.545396][ T2486] Call Trace:
[   61.545572][ T2486]  <TASK>
[   61.545694][ T2486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.545933][ T2486]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   61.546181][ T2486]  notifier_call_chain (kernel/notifier.c:85)
[   61.546417][ T2486]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   61.546651][ T2486]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   61.546888][ T2486]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   61.547136][ T2486]  netdev_upper_dev_link (net/core/dev.c:8972)
[   61.547370][ T2486]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   61.547604][ T2486] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   61.547846][ T2486]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   61.548097][ T2486] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   61.548337][ T2486]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   61.548583][ T2486]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   61.548819][ T2486]  ? nla_strscpy (lib/nlattr.c:795)
[   61.549063][ T2486]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   61.549297][ T2486]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   61.549528][ T2486]  ? __dev_get_by_name (net/core/dev.c:883)
[   61.549764][ T2486]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   61.550027][ T2486]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   61.550270][ T2486]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.550507][ T2486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.550738][ T2486]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.550982][ T2486]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.551251][ T2486]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.551485][ T2486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.551725][ T2486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.551959][ T2486]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.552194][ T2486]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.552429][ T2486]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.552665][ T2486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.552896][ T2486]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.553142][ T2486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.553365][ T2486]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.553595][ T2486]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.553822][ T2486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.554067][ T2486]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.554308][ T2486]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.554536][ T2486]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.554769][ T2486]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.555009][ T2486]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.555245][ T2486]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.555482][ T2486]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.555719][ T2486]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.555951][ T2486]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.556202][ T2486]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.556433][ T2486]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.556660][ T2486]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.556942][ T2486]  ? move_addr_to_kernel (net/socket.c:258)
[   61.557198][ T2486]  ___sys_sendmsg (net/socket.c:2752)
[   61.557431][ T2486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.557662][ T2486]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.557908][ T2486]  ? 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))
[   61.558162][ T2486]  __sys_sendmsg (net/socket.c:2784)
[   61.558393][ T2486]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.558649][ T2486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.558876][ T2486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.559119][ T2486]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.559348][ T2486]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.559578][ T2486]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.559806][ T2486]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.560102][ T2486] RIP: 0033:0x7f24449ce08e
[   61.560347][ T2486] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.561180][ T2486] RSP: 002b:00007ffdd08d9610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.561533][ T2486] RAX: ffffffffffffffda RBX: 00007ffdd08d9db0 RCX: 00007f24449ce08e
[   61.561870][ T2486] RDX: 0000000000000000 RSI: 00007ffdd08d96c0 RDI: 0000000000000005
[   61.562222][ T2486] RBP: 00007ffdd08d9620 R08: 0000000000000000 R09: 0000000000000000
[   61.562571][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.562914][ T2486] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd08d9d88
| [   61.565678][ T2486] ------------[ cut here ]------------
| [   61.565901][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2486
| [   61.566368][ T2486] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.567316][ T2486] Tainted: [W]=WARN
[   61.567491][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.567782][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.568092][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.568916][ T2486] RSP: 0018:ffa000000650efd0 EFLAGS: 00010286
[   61.569221][ T2486] RAX: 00000000ffffffa6 RBX: ff11000005e30c40 RCX: 1ff4000000ca1dc0
[   61.569567][ T2486] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e30cf0
[   61.569912][ T2486] RBP: ff11000011db2000 R08: 1fe2200000bc619f R09: ff1100000c662e80
[   61.570277][ T2486] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.570621][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011db2e04
[   61.570977][ T2486] FS:  00007f2444794840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.571394][ T2486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.571693][ T2486] CR2: 00007f244498d460 CR3: 0000000011135002 CR4: 0000000000771ef0
[   61.572051][ T2486] PKRU: 55555554
[   61.572228][ T2486] Call Trace:
[   61.572400][ T2486]  <TASK>
[   61.572520][ T2486]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.572757][ T2486]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.572934][ T2486]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   61.573181][ T2486]  __dev_notify_flags (net/core/dev.c:9787)
[   61.573416][ T2486]  ? netif_change_name (net/core/dev.c:1495)
[   61.573649][ T2486]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   61.573883][ T2486]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   61.574128][ T2486]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   61.574361][ T2486] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   61.574599][ T2486]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   61.574845][ T2486] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   61.575091][ T2486]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   61.575335][ T2486]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   61.575565][ T2486]  ? nla_strscpy (lib/nlattr.c:795)
[   61.575799][ T2486]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   61.576040][ T2486]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   61.576274][ T2486]  ? __dev_get_by_name (net/core/dev.c:883)
[   61.576503][ T2486]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   61.576744][ T2486]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   61.576990][ T2486]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.577229][ T2486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.577461][ T2486]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.577690][ T2486]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.577918][ T2486]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.578159][ T2486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.578405][ T2486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.578636][ T2486]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.578882][ T2486]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.579127][ T2486]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.579366][ T2486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.579611][ T2486]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.579864][ T2486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.580103][ T2486]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.580347][ T2486]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.580581][ T2486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.580816][ T2486]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.581065][ T2486]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.581302][ T2486]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.581541][ T2486]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.581765][ T2486]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.582008][ T2486]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.582241][ T2486]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.582468][ T2486]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.582699][ T2486]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.582931][ T2486]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.583177][ T2486]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.583412][ T2486]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.583696][ T2486]  ? move_addr_to_kernel (net/socket.c:258)
[   61.583942][ T2486]  ___sys_sendmsg (net/socket.c:2752)
[   61.584197][ T2486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.584432][ T2486]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.584683][ T2486]  ? 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))
[   61.584921][ T2486]  __sys_sendmsg (net/socket.c:2784)
[   61.585167][ T2486]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.585404][ T2486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.585642][ T2486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.585875][ T2486]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.586112][ T2486]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.586341][ T2486]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.586571][ T2486]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.586859][ T2486] RIP: 0033:0x7f24449ce08e
[   61.587121][ T2486] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.587949][ T2486] RSP: 002b:00007ffdd08d9610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.588319][ T2486] RAX: ffffffffffffffda RBX: 00007ffdd08d9db0 RCX: 00007f24449ce08e
[   61.588667][ T2486] RDX: 0000000000000000 RSI: 00007ffdd08d96c0 RDI: 0000000000000005
[   61.589036][ T2486] RBP: 00007ffdd08d9620 R08: 0000000000000000 R09: 0000000000000000
[   61.589388][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.589736][ T2486] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd08d9d88
| [   61.636679][ T2487] ------------[ cut here ]------------
| [   61.637035][ T2487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2487
| [   61.637373][ T2487] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.637950][ T2487] Tainted: [W]=WARN
[   61.638068][ T2487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.638296][ T2487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.638476][ T2487] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.639077][ T2487] RSP: 0018:ffa000000650f020 EFLAGS: 00010286
[   61.639258][ T2487] RAX: 00000000ffffffa6 RBX: ff1100000ceeedc0 RCX: 1ff4000000ca1dca
[   61.639462][ T2487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceeee70
[   61.639668][ T2487] RBP: ff11000011db2000 R08: 1fe22000019dddcf R09: ff1100000c660b58
[   61.640024][ T2487] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   61.640359][ T2487] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.640679][ T2487] FS:  00007f3c55514840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   61.641008][ T2487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.641239][ T2487] CR2: 0000000014b37988 CR3: 0000000011d64005 CR4: 0000000000771ef0
[   61.641547][ T2487] PKRU: 55555554
[   61.641706][ T2487] Call Trace:
[   61.641860][ T2487]  <TASK>
[   61.641962][ T2487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.642142][ T2487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.642250][ T2487]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.642434][ T2487]  __dev_notify_flags (net/core/dev.c:9787)
[   61.642620][ T2487]  ? netif_change_name (net/core/dev.c:1495)
[   61.642754][ T2487]  ? __dev_change_flags (net/core/dev.c:9752)
[   61.642888][ T2487]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   61.643117][ T2487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.643309][ T2487]  ? 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))
[   61.643515][ T2487]  netif_change_flags (net/core/dev.c:9820)
[   61.643718][ T2487]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.643917][ T2487]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.644174][ T2487]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.644363][ T2487]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.644611][ T2487]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.644766][ T2487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.644907][ T2487]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.645127][ T2487]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.645412][ T2487]  ? __kernel_text_address (kernel/extable.c:79)
[   61.645552][ T2487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.645697][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.645839][ T2487]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.646015][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.646160][ T2487]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.646304][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.646442][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.646613][ T2487]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.646756][ T2487]  ? __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)
[   61.646894][ T2487]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.647042][ T2487]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.647193][ T2487]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.647360][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.647508][ T2487]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.647651][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.647792][ T2487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.647929][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.648077][ T2487]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.648223][ T2487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.648369][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.648510][ T2487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.648648][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.648788][ T2487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.648929][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.649078][ T2487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.649227][ T2487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.649367][ T2487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.649505][ T2487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.649657][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.649793][ T2487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.649934][ T2487]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.650081][ T2487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.650228][ T2487]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.650368][ T2487]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.650507][ T2487]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.650646][ T2487]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.650782][ T2487]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.650919][ T2487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.651065][ T2487]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.651208][ T2487]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.651349][ T2487]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.651493][ T2487]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.651634][ T2487]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.651774][ T2487]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.651949][ T2487]  ? move_addr_to_kernel (net/socket.c:258)
[   61.652093][ T2487]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.652246][ T2487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.652383][ T2487]  ___sys_sendmsg (net/socket.c:2752)
[   61.652523][ T2487]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.652696][ T2487]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.652845][ T2487]  __sys_sendmsg (net/socket.c:2784)
[   61.653014][ T2487]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.653157][ T2487]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.653334][ T2487]  ? 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)
[   61.653472][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.653611][ T2487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.653750][ T2487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.653891][ T2487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.654037][ T2487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.654224][ T2487] RIP: 0033:0x7f3c5574e08e
[   61.654372][ T2487] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.654895][ T2487] RSP: 002b:00007ffe2b279630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.655111][ T2487] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3c5574e08e
[   61.655322][ T2487] RDX: 0000000000000000 RSI: 00007ffe2b2796e0 RDI: 0000000000000005
[   61.655528][ T2487] RBP: 00007ffe2b279640 R08: 0000000000000000 R09: 0000000000000000
[   61.655738][ T2487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.655944][ T2487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2b279da0
| [   61.698359][ T2489] ------------[ cut here ]------------
| [   61.698545][ T2489] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2489
| [   61.698831][ T2489] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.699414][ T2489] Tainted: [W]=WARN
[   61.699521][ T2489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.699704][ T2489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.699885][ T2489] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.700460][ T2489] RSP: 0018:ffa00000063ef020 EFLAGS: 00010286
[   61.700653][ T2489] RAX: 00000000ffffffa6 RBX: ff1100000ceef9c0 RCX: 1ff4000000c7ddca
[   61.700951][ T2489] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceefa70
[   61.701226][ T2489] RBP: ff1100001033a000 R08: 1fe22000019ddf4f R09: ff1100001249d158
[   61.701443][ T2489] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   61.701666][ T2489] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.701892][ T2489] FS:  00007f744d47c840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   61.702150][ T2489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.702329][ T2489] CR2: 00000000269db988 CR3: 0000000011d63001 CR4: 0000000000771ef0
[   61.702549][ T2489] PKRU: 55555554
[   61.702657][ T2489] Call Trace:
[   61.702766][ T2489]  <TASK>
[   61.702841][ T2489]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.703007][ T2489]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.703123][ T2489]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.703264][ T2489]  __dev_notify_flags (net/core/dev.c:9787)
[   61.703422][ T2489]  ? netif_change_name (net/core/dev.c:1495)
[   61.703566][ T2489]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   61.703707][ T2489]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   61.703846][ T2489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.703993][ T2489]  ? 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))
[   61.704142][ T2489]  netif_change_flags (net/core/dev.c:9820)
[   61.704282][ T2489]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.704439][ T2489]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.704585][ T2489]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.704728][ T2489]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.704928][ T2489]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.705076][ T2489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.705221][ T2489]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.705365][ T2489]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.705511][ T2489]  ? __kernel_text_address (kernel/extable.c:79)
[   61.705657][ T2489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.705803][ T2489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.705948][ T2489]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.706098][ T2489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.706270][ T2489]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.706453][ T2489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.706594][ T2489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.706739][ T2489]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.706881][ T2489]  ? __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)
[   61.707027][ T2489]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.707205][ T2489]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.707379][ T2489]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.707552][ T2489]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.707713][ T2489]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.707864][ T2489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.708017][ T2489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.708165][ T2489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.708306][ T2489]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.708454][ T2489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.708601][ T2489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.708748][ T2489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.708896][ T2489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.709044][ T2489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.709214][ T2489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.709362][ T2489]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.709510][ T2489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.709660][ T2489]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.709801][ T2489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.709949][ T2489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.710099][ T2489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.710276][ T2489]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.710417][ T2489]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.710556][ T2489]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.710701][ T2489]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.710842][ T2489]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.710988][ T2489]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.711140][ T2489]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.711282][ T2489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.711426][ T2489]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.711570][ T2489]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.711712][ T2489]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.711859][ T2489]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.712006][ T2489]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.712155][ T2489]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.712329][ T2489]  ? move_addr_to_kernel (net/socket.c:258)
[   61.712513][ T2489]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.712656][ T2489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.712800][ T2489]  ___sys_sendmsg (net/socket.c:2752)
[   61.712937][ T2489]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.713159][ T2489]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.713322][ T2489]  __sys_sendmsg (net/socket.c:2784)
[   61.713465][ T2489]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.713630][ T2489]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.713806][ T2489]  ? 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)
[   61.713947][ T2489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.714092][ T2489]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.714252][ T2489]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.714398][ T2489]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.714544][ T2489]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.714723][ T2489] RIP: 0033:0x7f744d6b608e
[   61.714873][ T2489] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.715393][ T2489] RSP: 002b:00007ffcf62bdf30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.715612][ T2489] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f744d6b608e
[   61.715823][ T2489] RDX: 0000000000000000 RSI: 00007ffcf62bdfe0 RDI: 0000000000000005
[   61.716046][ T2489] RBP: 00007ffcf62bdf40 R08: 0000000000000000 R09: 0000000000000000
[   61.716266][ T2489] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   61.716486][ T2489] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf62be6a0
| [   61.762911][ T2490] ------------[ cut here ]------------
| [   61.763544][ T2490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2490
| [   61.764041][ T2490] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.764875][ T2490] Tainted: [W]=WARN
[   61.765063][ T2490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.765395][ T2490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.765693][ T2490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.766355][ T2490] RSP: 0018:ffa000000651f020 EFLAGS: 00010286
[   61.766627][ T2490] RAX: 00000000ffffffa6 RBX: ff110000107ea940 RCX: 1ff4000000ca3dca
[   61.766922][ T2490] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea9f0
[   61.767247][ T2490] RBP: ff1100001033a000 R08: 1fe22000020fd53f R09: ff11000012498b58
[   61.767555][ T2490] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   61.767834][ T2490] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.768151][ T2490] FS:  00007f5ba96e4840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   61.768503][ T2490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.768767][ T2490] CR2: 000000001fcb1988 CR3: 0000000011a20002 CR4: 0000000000771ef0
[   61.769069][ T2490] PKRU: 55555554
[   61.769250][ T2490] Call Trace:
[   61.769422][ T2490]  <TASK>
[   61.769550][ T2490]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.769773][ T2490]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.769946][ T2490]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.770177][ T2490]  __dev_notify_flags (net/core/dev.c:9787)
[   61.770379][ T2490]  ? netif_change_name (net/core/dev.c:1495)
[   61.770609][ T2490]  ? __dev_change_flags (net/core/dev.c:9752)
[   61.770802][ T2490]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   61.771014][ T2490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.771254][ T2490]  ? 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))
[   61.771487][ T2490]  netif_change_flags (net/core/dev.c:9820)
[   61.771686][ T2490]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.771913][ T2490]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.772157][ T2490]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.772382][ T2490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.772657][ T2490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.772865][ T2490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.773095][ T2490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.773330][ T2490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.773544][ T2490]  ? __kernel_text_address (kernel/extable.c:79)
[   61.773764][ T2490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.773988][ T2490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.774200][ T2490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.774428][ T2490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.774631][ T2490]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.774834][ T2490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.775072][ T2490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.775297][ T2490]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.775500][ T2490]  ? __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)
[   61.775713][ T2490]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.775937][ T2490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.776235][ T2490]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.776462][ T2490]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.776669][ T2490]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.776886][ T2490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.777099][ T2490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.777320][ T2490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.777523][ T2490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.777730][ T2490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.777939][ T2490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.778166][ T2490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.778389][ T2490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.778614][ T2490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.778838][ T2490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.779062][ T2490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.779293][ T2490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.779520][ T2490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.779752][ T2490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.779988][ T2490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.780239][ T2490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.780438][ T2490]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.780634][ T2490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.780838][ T2490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.781106][ T2490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.781308][ T2490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.781499][ T2490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.781704][ T2490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.781912][ T2490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.782154][ T2490]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.782374][ T2490]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.782589][ T2490]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.782806][ T2490]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.783144][ T2490]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.786023][ T2490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.786263][ T2490]  ? move_addr_to_kernel (net/socket.c:258)
[   61.786455][ T2490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.786644][ T2490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.786837][ T2490]  ___sys_sendmsg (net/socket.c:2752)
[   61.787044][ T2490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.787276][ T2490]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.787480][ T2490]  __sys_sendmsg (net/socket.c:2784)
[   61.787669][ T2490]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.787856][ T2490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.788094][ T2490]  ? 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)
[   61.788293][ T2490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.788487][ T2490]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.788677][ T2490]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.788867][ T2490]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.789071][ T2490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.789303][ T2490] RIP: 0033:0x7f5ba991e08e
[   61.789502][ T2490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.790058][ T2490] RSP: 002b:00007ffffd62f220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.790346][ T2490] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ba991e08e
[   61.790692][ T2490] RDX: 0000000000000000 RSI: 00007ffffd62f2d0 RDI: 0000000000000005
[   61.791071][ T2490] RBP: 00007ffffd62f230 R08: 0000000000000000 R09: 0000000000000000
[   61.791445][ T2490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   61.791756][ T2490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffd62f990
| [   61.862460][ T2492] ------------[ cut here ]------------
| [   61.862752][ T2492] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2492
| [   61.863810][ T2492] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.864783][ T2492] Tainted: [W]=WARN
[   61.864959][ T2492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.865263][ T2492] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.865571][ T2492] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.866423][ T2492] RSP: 0018:ffa000000653ef70 EFLAGS: 00010286
[   61.866714][ T2492] RAX: 00000000ffffffa6 RBX: ff11000005e46040 RCX: 1ff4000000ca7db4
[   61.867093][ T2492] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e460f0
[   61.867488][ T2492] RBP: ff1100000be7a000 R08: 1fe2200000bc8c1f R09: ff11000011d8d180
[   61.867883][ T2492] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   61.868286][ T2492] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   61.868683][ T2492] FS:  00007fabe8df8840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.869128][ T2492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.869437][ T2492] CR2: 0000000030922a28 CR3: 0000000004e2f005 CR4: 0000000000771ef0
[   61.869797][ T2492] PKRU: 55555554
[   61.869991][ T2492] Call Trace:
[   61.870178][ T2492]  <TASK>
[   61.870305][ T2492]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.870545][ T2492]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   61.870791][ T2492]  notifier_call_chain (kernel/notifier.c:85)
[   61.871052][ T2492]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   61.871295][ T2492]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   61.871538][ T2492]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   61.871774][ T2492]  netdev_upper_dev_link (net/core/dev.c:8972)
[   61.872020][ T2492]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   61.872275][ T2492] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   61.872519][ T2492]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   61.872768][ T2492] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   61.873022][ T2492]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   61.873270][ T2492]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   61.873528][ T2492]  ? nla_strscpy (lib/nlattr.c:795)
[   61.873769][ T2492]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   61.874039][ T2492]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   61.874282][ T2492]  ? __dev_get_by_name (net/core/dev.c:883)
[   61.874516][ T2492]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   61.874767][ T2492]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   61.875026][ T2492]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.875272][ T2492]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.875505][ T2492]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.875785][ T2492]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.876040][ T2492]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.876279][ T2492]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.876528][ T2492]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.876769][ T2492]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.877041][ T2492]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.877325][ T2492]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.877565][ T2492]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.877792][ T2492]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.878051][ T2492]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.878290][ T2492]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.878528][ T2492]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.878760][ T2492]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.879026][ T2492]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.879277][ T2492]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.879511][ T2492]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.879759][ T2492]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.880013][ T2492]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.880257][ T2492]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.880500][ T2492]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.880744][ T2492]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.880995][ T2492]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.881242][ T2492]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.881477][ T2492]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.881719][ T2492]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.882023][ T2492]  ? move_addr_to_kernel (net/socket.c:258)
[   61.882267][ T2492]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.882533][ T2492]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.882781][ T2492]  ___sys_sendmsg (net/socket.c:2752)
[   61.883029][ T2492]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.883331][ T2492]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.883597][ T2492]  __sys_sendmsg (net/socket.c:2784)
[   61.883857][ T2492]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.884102][ T2492]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.884412][ T2492]  ? 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)
[   61.884661][ T2492]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.884899][ T2492]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.885147][ T2492]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.885384][ T2492]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.885619][ T2492]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.885903][ T2492] RIP: 0033:0x7fabe903208e
[   61.886162][ T2492] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.886998][ T2492] RSP: 002b:00007ffd043fc140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.887354][ T2492] RAX: ffffffffffffffda RBX: 00007ffd043fc8d8 RCX: 00007fabe903208e
[   61.887699][ T2492] RDX: 0000000000000000 RSI: 00007ffd043fc1f0 RDI: 0000000000000005
[   61.888053][ T2492] RBP: 00007ffd043fc150 R08: 0000000000000000 R09: 0000000000000000
[   61.888409][ T2492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   61.888762][ T2492] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd043fc8b0
| [   61.891553][ T2492] ------------[ cut here ]------------
| [   61.891792][ T2492] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2492
| [   61.892282][ T2492] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.893431][ T2492] Tainted: [W]=WARN
[   61.893671][ T2492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.893977][ T2492] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.894299][ T2492] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.895165][ T2492] RSP: 0018:ffa000000653efd0 EFLAGS: 00010286
[   61.895467][ T2492] RAX: 00000000ffffffa6 RBX: ff11000005e467c0 RCX: 1ff4000000ca7dc0
[   61.895841][ T2492] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46870
[   61.896230][ T2492] RBP: ff1100000cc1a000 R08: 1fe2200000bc8d0f R09: ff11000011d8d180
[   61.896586][ T2492] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.896951][ T2492] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1ae04
[   61.897320][ T2492] FS:  00007fabe8df8840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.897735][ T2492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.898045][ T2492] CR2: 0000000030922a28 CR3: 0000000004e2f005 CR4: 0000000000771ef0
[   61.898403][ T2492] PKRU: 55555554
[   61.898582][ T2492] Call Trace:
[   61.898757][ T2492]  <TASK>
[   61.898879][ T2492]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.899137][ T2492]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.899316][ T2492]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   61.899553][ T2492]  __dev_notify_flags (net/core/dev.c:9787)
[   61.899793][ T2492]  ? netif_change_name (net/core/dev.c:1495)
[   61.900070][ T2492]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   61.900310][ T2492]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   61.900600][ T2492]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   61.900850][ T2492] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   61.901146][ T2492]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   61.901433][ T2492] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   61.901674][ T2492]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   61.901921][ T2492]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   61.902195][ T2492]  ? nla_strscpy (lib/nlattr.c:795)
[   61.902447][ T2492]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   61.902716][ T2492]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   61.903159][ T2492]  ? __dev_get_by_name (net/core/dev.c:883)
[   61.903403][ T2492]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   61.903654][ T2492]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   61.903934][ T2492]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.904247][ T2492]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.904494][ T2492]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.904750][ T2492]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.904998][ T2492]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.905270][ T2492]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.905518][ T2492]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.905761][ T2492]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.906013][ T2492]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.906269][ T2492]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.906529][ T2492]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.906764][ T2492]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.907013][ T2492]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.907280][ T2492]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.907546][ T2492]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.907785][ T2492]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.908041][ T2492]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.908294][ T2492]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.908532][ T2492]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.908796][ T2492]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.909043][ T2492]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.909282][ T2492]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.909525][ T2492]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.909766][ T2492]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.910012][ T2492]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.910255][ T2492]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.910486][ T2492]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.910718][ T2492]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.911015][ T2492]  ? move_addr_to_kernel (net/socket.c:258)
[   61.911250][ T2492]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.911491][ T2492]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.911731][ T2492]  ___sys_sendmsg (net/socket.c:2752)
[   61.911964][ T2492]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.912281][ T2492]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.912563][ T2492]  __sys_sendmsg (net/socket.c:2784)
[   61.912797][ T2492]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.913037][ T2492]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.913347][ T2492]  ? 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)
[   61.913580][ T2492]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.913818][ T2492]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.914058][ T2492]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.914296][ T2492]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.914528][ T2492]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.914815][ T2492] RIP: 0033:0x7fabe903208e
[   61.915073][ T2492] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.915923][ T2492] RSP: 002b:00007ffd043fc140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.916283][ T2492] RAX: ffffffffffffffda RBX: 00007ffd043fc8d8 RCX: 00007fabe903208e
[   61.916633][ T2492] RDX: 0000000000000000 RSI: 00007ffd043fc1f0 RDI: 0000000000000005
[   61.916999][ T2492] RBP: 00007ffd043fc150 R08: 0000000000000000 R09: 0000000000000000
[   61.917352][ T2492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   61.917696][ T2492] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd043fc8b0
| [   61.962659][ T2493] ------------[ cut here ]------------
| [   61.962913][ T2493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2493
| [   61.963403][ T2493] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   61.964314][ T2493] Tainted: [W]=WARN
[   61.964480][ T2493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.964760][ T2493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.965406][ T2493] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.966374][ T2493] RSP: 0018:ffa000000653f020 EFLAGS: 00010286
[   61.966755][ T2493] RAX: 00000000ffffffa6 RBX: ff11000005e479c0 RCX: 1ff4000000ca7dca
[   61.967292][ T2493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47a70
[   61.967786][ T2493] RBP: ff1100000cc1a000 R08: 1fe2200000bc8f4f R09: ff11000011d8ae58
[   61.968269][ T2493] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   61.968734][ T2493] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   61.969064][ T2493] FS:  00007fb9c4066840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   61.969451][ T2493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.969721][ T2493] CR2: 0000000012853988 CR3: 000000000f353006 CR4: 0000000000771ef0
[   61.970054][ T2493] PKRU: 55555554
[   61.970224][ T2493] Call Trace:
[   61.970385][ T2493]  <TASK>
[   61.970501][ T2493]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.970742][ T2493]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.970908][ T2493]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.971156][ T2493]  __dev_notify_flags (net/core/dev.c:9787)
[   61.971385][ T2493]  ? netif_change_name (net/core/dev.c:1495)
[   61.971604][ T2493]  ? __dev_change_flags (net/core/dev.c:9752)
[   61.971821][ T2493]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   61.972049][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.972277][ T2493]  ? 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))
[   61.972497][ T2493]  netif_change_flags (net/core/dev.c:9820)
[   61.972716][ T2493]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.972932][ T2493]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.973198][ T2493]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.973418][ T2493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.973692][ T2493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.973910][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.974149][ T2493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.974365][ T2493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.974587][ T2493]  ? __kernel_text_address (kernel/extable.c:79)
[   61.974810][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.975043][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.975432][ T2493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.975647][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.975856][ T2493]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.976083][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.976305][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.976521][ T2493]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.976739][ T2493]  ? __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)
[   61.976953][ T2493]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.977187][ T2493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.977407][ T2493]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.977636][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.977858][ T2493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.978091][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.978323][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.978541][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.978776][ T2493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.979006][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.979238][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.979456][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.979673][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.979893][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.980127][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.980341][ T2493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.980559][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.980779][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.981008][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.981232][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.981446][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.981666][ T2493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.981891][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.982123][ T2493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.982348][ T2493]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.982578][ T2493]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.982808][ T2493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.983050][ T2493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.983277][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.983502][ T2493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.983726][ T2493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.983943][ T2493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.984194][ T2493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.984420][ T2493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.984638][ T2493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.984905][ T2493]  ? move_addr_to_kernel (net/socket.c:258)
[   61.985143][ T2493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.985365][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.985591][ T2493]  ___sys_sendmsg (net/socket.c:2752)
[   61.986938][ T2493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.987235][ T2493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.987482][ T2493]  __sys_sendmsg (net/socket.c:2784)
[   61.988024][ T2493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.988245][ T2493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.988678][ T2493]  ? 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)
[   61.988896][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.989134][ T2493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.989351][ T2493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.989568][ T2493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.989784][ T2493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.990092][ T2493] RIP: 0033:0x7fb9c42a008e
[   61.990325][ T2493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.991272][ T2493] RSP: 002b:00007fff806c6b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.991760][ T2493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb9c42a008e
[   61.992088][ T2493] RDX: 0000000000000000 RSI: 00007fff806c6c00 RDI: 0000000000000005
[   61.992440][ T2493] RBP: 00007fff806c6b60 R08: 0000000000000000 R09: 0000000000000000
[   61.992923][ T2493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   61.993253][ T2493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff806c72c0
| [   62.101708][ T2498] ------------[ cut here ]------------
| [   62.102009][ T2498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2498
| [   62.102507][ T2498] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.103437][ T2498] Tainted: [W]=WARN
[   62.103611][ T2498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.103874][ T2498] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.104440][ T2498] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.105210][ T2498] RSP: 0018:ffa000000657f020 EFLAGS: 00010286
[   62.105482][ T2498] RAX: 00000000ffffffa6 RBX: ff1100001045f9c0 RCX: 1ff4000000cafdca
[   62.105811][ T2498] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fa70
[   62.106154][ T2498] RBP: ff1100000cc1a000 R08: 1fe220000208bf4f R09: ff110000092b5158
[   62.106476][ T2498] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   62.106796][ T2498] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   62.107135][ T2498] FS:  00007f4cd779d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   62.107519][ T2498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.107792][ T2498] CR2: 0000000026fbe988 CR3: 000000000bddf006 CR4: 0000000000771ef0
[   62.108269][ T2498] PKRU: 55555554
[   62.108433][ T2498] Call Trace:
[   62.108594][ T2498]  <TASK>
[   62.108707][ T2498]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.108963][ T2498]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.109506][ T2498]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.109726][ T2498]  __dev_notify_flags (net/core/dev.c:9787)
[   62.109940][ T2498]  ? netif_change_name (net/core/dev.c:1495)
[   62.110394][ T2498]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   62.110605][ T2498]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   62.110818][ T2498]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.111046][ T2498]  ? 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))
[   62.111261][ T2498]  netif_change_flags (net/core/dev.c:9820)
[   62.111459][ T2498]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.111675][ T2498]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.111891][ T2498]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.112119][ T2498]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.112386][ T2498]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.112603][ T2498]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.112817][ T2498]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.113042][ T2498]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.113266][ T2498]  ? __kernel_text_address (kernel/extable.c:79)
[   62.113484][ T2498]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.113698][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.113906][ T2498]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.114135][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.114351][ T2498]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.114564][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.114779][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.115004][ T2498]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.115226][ T2498]  ? __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)
[   62.115453][ T2498]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.115669][ T2498]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.115889][ T2498]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.116122][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.116345][ T2498]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.116564][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.116774][ T2498]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.116997][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.117223][ T2498]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.117433][ T2498]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.117647][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.117860][ T2498]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.118084][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.118304][ T2498]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.118520][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.118738][ T2498]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.118956][ T2498]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.119193][ T2498]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.119407][ T2498]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.119626][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.119841][ T2498]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.120069][ T2498]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.120286][ T2498]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.120500][ T2498]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.120713][ T2498]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.120923][ T2498]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.121152][ T2498]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.121362][ T2498]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.121577][ T2498]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.121793][ T2498]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.122019][ T2498]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.122243][ T2498]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.122459][ T2498]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.122672][ T2498]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.122885][ T2498]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.123166][ T2498]  ? move_addr_to_kernel (net/socket.c:258)
[   62.123385][ T2498]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.123608][ T2498]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.123826][ T2498]  ___sys_sendmsg (net/socket.c:2752)
[   62.124048][ T2498]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.124320][ T2498]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.124575][ T2498]  __sys_sendmsg (net/socket.c:2784)
[   62.124789][ T2498]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.125010][ T2498]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.125290][ T2498]  ? 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)
[   62.125512][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.125728][ T2498]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.125942][ T2498]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.126172][ T2498]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.126391][ T2498]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.126662][ T2498] RIP: 0033:0x7f4cd79d708e
[   62.126888][ T2498] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.127675][ T2498] RSP: 002b:00007fff649e52b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.128045][ T2498] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4cd79d708e
[   62.128375][ T2498] RDX: 0000000000000000 RSI: 00007fff649e5360 RDI: 0000000000000005
[   62.128690][ T2498] RBP: 00007fff649e52c0 R08: 0000000000000000 R09: 0000000000000000
[   62.129013][ T2498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.129342][ T2498] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff649e5a20
| [   62.182153][ T2500] ------------[ cut here ]------------
| [   62.182426][ T2500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2500
| [   62.182894][ T2500] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.183941][ T2500] Tainted: [W]=WARN
[   62.184396][ T2500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.184677][ T2500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.184965][ T2500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.185756][ T2500] RSP: 0018:ffa000000658f020 EFLAGS: 00010286
[   62.186041][ T2500] RAX: 00000000ffffffa6 RBX: ff110000090a8f40 RCX: 1ff4000000cb1dca
[   62.186382][ T2500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8ff0
[   62.186726][ T2500] RBP: ff1100000cc1a000 R08: 1fe22000012151ff R09: ff1100000c985158
[   62.187078][ T2500] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   62.187411][ T2500] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   62.187742][ T2500] FS:  00007fef7e81a840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   62.188164][ T2500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.188440][ T2500] CR2: 00000000090a2988 CR3: 00000000124bc002 CR4: 0000000000771ef0
[   62.188781][ T2500] PKRU: 55555554
[   62.188938][ T2500] Call Trace:
[   62.189106][ T2500]  <TASK>
[   62.189229][ T2500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.189447][ T2500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.189607][ T2500]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.189821][ T2500]  __dev_notify_flags (net/core/dev.c:9787)
[   62.190048][ T2500]  ? netif_change_name (net/core/dev.c:1495)
[   62.190268][ T2500]  ? __dev_change_flags (net/core/dev.c:9752)
[   62.190483][ T2500]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   62.190699][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.190912][ T2500]  ? 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))
[   62.191143][ T2500]  netif_change_flags (net/core/dev.c:9820)
[   62.191354][ T2500]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.191560][ T2500]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.191779][ T2500]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.192001][ T2500]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.192275][ T2500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.192486][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.192699][ T2500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.192910][ T2500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.193145][ T2500]  ? __kernel_text_address (kernel/extable.c:79)
[   62.193393][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.193611][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.193828][ T2500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.194058][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.194302][ T2500]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.194552][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.194773][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.195002][ T2500]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.195228][ T2500]  ? __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)
[   62.195449][ T2500]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.195693][ T2500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.195914][ T2500]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.196154][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.196375][ T2500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.196596][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.196815][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.197072][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.197296][ T2500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.197519][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.197747][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.197965][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.198194][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.198412][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.198632][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.198850][ T2500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.199085][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.199306][ T2500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.199521][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.199738][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.199981][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.200225][ T2500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.200470][ T2500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.200687][ T2500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.200920][ T2500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.201143][ T2500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.201363][ T2500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.201581][ T2500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.201799][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.202027][ T2500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.202253][ T2500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.202477][ T2500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.202699][ T2500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.202909][ T2500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.203139][ T2500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.203405][ T2500]  ? move_addr_to_kernel (net/socket.c:258)
[   62.203626][ T2500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.203840][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.204072][ T2500]  ___sys_sendmsg (net/socket.c:2752)
[   62.204295][ T2500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.204562][ T2500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.204830][ T2500]  __sys_sendmsg (net/socket.c:2784)
[   62.205065][ T2500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.205283][ T2500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.205589][ T2500]  ? 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)
[   62.205816][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.206045][ T2500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.206283][ T2500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.206499][ T2500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.206712][ T2500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.206988][ T2500] RIP: 0033:0x7fef7ea5408e
[   62.207227][ T2500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.208087][ T2500] RSP: 002b:00007ffe77e5b5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.208466][ T2500] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fef7ea5408e
[   62.208794][ T2500] RDX: 0000000000000000 RSI: 00007ffe77e5b650 RDI: 0000000000000005
[   62.209143][ T2500] RBP: 00007ffe77e5b5b0 R08: 0000000000000000 R09: 0000000000000000
[   62.209480][ T2500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.209804][ T2500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe77e5bd10
| [   62.299177][ T2504] ------------[ cut here ]------------
| [   62.299450][ T2504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2504
| [   62.299891][ T2504] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.301457][ T2504] Tainted: [W]=WARN
[   62.301653][ T2504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.301936][ T2504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.302247][ T2504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.303037][ T2504] RSP: 0018:ffa00000065cefe0 EFLAGS: 00010286
[   62.303313][ T2504] RAX: 00000000ffffffa6 RBX: ff11000012374640 RCX: 1ff4000000cb9dc2
[   62.303637][ T2504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123746f0
[   62.303966][ T2504] RBP: ff1100000be7a000 R08: 1fe220000246e8df R09: ff1100000bde0b58
[   62.304307][ T2504] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   62.304638][ T2504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   62.304983][ T2504] FS:  00007f5f0ff38840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   62.305372][ T2504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.305655][ T2504] CR2: 000000003e546988 CR3: 0000000011d3b001 CR4: 0000000000771ef0
[   62.306002][ T2504] PKRU: 55555554
[   62.306171][ T2504] Call Trace:
[   62.306337][ T2504]  <TASK>
[   62.306456][ T2504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.306682][ T2504]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.306901][ T2504]  notifier_call_chain (kernel/notifier.c:85)
[   62.307139][ T2504]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   62.307355][ T2504]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   62.307657][ T2504]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.307880][ T2504]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.308111][ T2504]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.308343][ T2504]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   62.308565][ T2504]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   62.308841][ T2504] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   62.309083][ T2504]  ? write_profile (kernel/profile.c:194)
[   62.309357][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.309607][ T2504]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   62.309897][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.310144][ T2504]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   62.310388][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.310614][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.310841][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.311381][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.311618][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.311882][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.312125][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.312350][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.312578][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.312828][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.313065][ T2504]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.313303][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.313521][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.313748][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.313981][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.314233][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.314485][ T2504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.314739][ T2504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.314997][ T2504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.315239][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.315465][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.315692][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.315921][ T2504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.316161][ T2504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.316385][ T2504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.316597][ T2504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.316824][ T2504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.317066][ T2504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.317308][ T2504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.317538][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.317764][ T2504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.318024][ T2504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.318247][ T2504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.318474][ T2504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.318712][ T2504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.319141][ T2504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.319438][ T2504]  ? move_addr_to_kernel (net/socket.c:258)
[   62.319682][ T2504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.319913][ T2504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.320419][ T2504]  ___sys_sendmsg (net/socket.c:2752)
[   62.320672][ T2504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.320986][ T2504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.321274][ T2504]  __sys_sendmsg (net/socket.c:2784)
[   62.321517][ T2504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.321739][ T2504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.322055][ T2504]  ? 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)
[   62.322308][ T2504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.322527][ T2504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.322767][ T2504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.323011][ T2504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.323242][ T2504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.323541][ T2504] RIP: 0033:0x7f5f1017208e
[   62.323787][ T2504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.324708][ T2504] RSP: 002b:00007ffd04728ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.325085][ T2504] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f1017208e
[   62.325467][ T2504] RDX: 0000000000000000 RSI: 00007ffd047290a0 RDI: 0000000000000005
[   62.325802][ T2504] RBP: 00007ffd04729000 R08: 0000000000000000 R09: 0000000000000000
[   62.326156][ T2504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.326524][ T2504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04729760
| [   62.341480][ T2504] ------------[ cut here ]------------
| [   62.341669][ T2504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2504
| [   62.341954][ T2504] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.342550][ T2504] Tainted: [W]=WARN
[   62.342654][ T2504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.342824][ T2504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.343014][ T2504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.343502][ T2504] RSP: 0018:ffa00000065cf060 EFLAGS: 00010286
[   62.343671][ T2504] RAX: 00000000ffffffa6 RBX: ff1100000c8d2940 RCX: 1ff4000000cb9dd2
[   62.343869][ T2504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d29f0
[   62.344268][ T2504] RBP: ff1100000cc1a000 R08: 1fe220000191a53f R09: ff1100000bde0b58
[   62.344475][ T2504] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   62.344695][ T2504] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000065cf100
[   62.344899][ T2504] FS:  00007f5f0ff38840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   62.345149][ T2504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.345322][ T2504] CR2: 0000561b07814d5c CR3: 0000000011d3b005 CR4: 0000000000771ef0
[   62.345526][ T2504] PKRU: 55555554
[   62.345632][ T2504] Call Trace:
[   62.345734][ T2504]  <TASK>
[   62.345804][ T2504]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.345944][ T2504]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.346049][ T2504]  netif_close_many (net/core/dev.c:1804)
[   62.346194][ T2504]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.346330][ T2504]  ? __dev_close_many (net/core/dev.c:1781)
[   62.346464][ T2504]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   62.346631][ T2504]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   62.346801][ T2504]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   62.346942][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.347081][ T2504]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.347258][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.347392][ T2504]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.347526][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.347663][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.347800][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.347932][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.348070][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.348239][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.348379][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.348513][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.348646][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.348783][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.348925][ T2504]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.349068][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.349208][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.349344][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.349476][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.349612][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.349744][ T2504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.349878][ T2504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.350019][ T2504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.350174][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.350312][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.350450][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.350597][ T2504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.350729][ T2504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.350881][ T2504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.351029][ T2504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.351172][ T2504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.351315][ T2504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.351453][ T2504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.351597][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.351734][ T2504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.351869][ T2504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.352009][ T2504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.352153][ T2504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.352292][ T2504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.352427][ T2504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.352597][ T2504]  ? move_addr_to_kernel (net/socket.c:258)
[   62.352732][ T2504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.352865][ T2504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.353005][ T2504]  ___sys_sendmsg (net/socket.c:2752)
[   62.353145][ T2504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.353316][ T2504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.353468][ T2504]  __sys_sendmsg (net/socket.c:2784)
[   62.353602][ T2504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.353736][ T2504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.353909][ T2504]  ? 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)
[   62.354090][ T2504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.354301][ T2504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.354466][ T2504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.354604][ T2504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.354739][ T2504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.354905][ T2504] RIP: 0033:0x7f5f1017208e
[   62.355055][ T2504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.355539][ T2504] RSP: 002b:00007ffd04728ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.355762][ T2504] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f1017208e
[   62.355964][ T2504] RDX: 0000000000000000 RSI: 00007ffd047290a0 RDI: 0000000000000005
[   62.356222][ T2504] RBP: 00007ffd04729000 R08: 0000000000000000 R09: 0000000000000000
[   62.356429][ T2504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.356638][ T2504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04729760
| [   62.359420][ T2504] ------------[ cut here ]------------
| [   62.359580][ T2504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2504
| [   62.359839][ T2504] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.360459][ T2504] Tainted: [W]=WARN
[   62.360568][ T2504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.360738][ T2504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.360906][ T2504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.361389][ T2504] RSP: 0018:ffa00000065cf190 EFLAGS: 00010286
[   62.361558][ T2504] RAX: 00000000ffffffa6 RBX: ff1100000f3e56c0 RCX: 1ff4000000cb9df8
[   62.361750][ T2504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e5770
[   62.361941][ T2504] RBP: ff1100000cc1a000 R08: 1fe2200001e7caef R09: ff1100000bde0b58
[   62.362147][ T2504] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   62.362349][ T2504] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.362551][ T2504] FS:  00007f5f0ff38840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   62.362775][ T2504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.362938][ T2504] CR2: 0000561b07814d5c CR3: 0000000011d3b005 CR4: 0000000000771ef0
[   62.363146][ T2504] PKRU: 55555554
[   62.363245][ T2504] Call Trace:
[   62.363341][ T2504]  <TASK>
[   62.363409][ T2504]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.363574][ T2504]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.363735][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.363866][ T2504]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.363998][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.364132][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.364273][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.364400][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.364531][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.364677][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.364804][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.364932][ T2504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.365066][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.365200][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.365329][ T2504]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.365460][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.365588][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.365721][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.365852][ T2504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.365986][ T2504]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.366134][ T2504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.366262][ T2504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.366392][ T2504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.366521][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.366649][ T2504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.366775][ T2504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.366905][ T2504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.367047][ T2504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.367184][ T2504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.367314][ T2504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.367443][ T2504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.367577][ T2504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.367707][ T2504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.367838][ T2504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.367967][ T2504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.368102][ T2504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.368240][ T2504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.368371][ T2504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.368500][ T2504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.368627][ T2504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.368788][ T2504]  ? move_addr_to_kernel (net/socket.c:258)
[   62.368916][ T2504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.369054][ T2504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.369190][ T2504]  ___sys_sendmsg (net/socket.c:2752)
[   62.369315][ T2504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.369479][ T2504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.369622][ T2504]  __sys_sendmsg (net/socket.c:2784)
[   62.369751][ T2504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.369878][ T2504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.370049][ T2504]  ? 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)
[   62.370185][ T2504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.370314][ T2504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.370443][ T2504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.370575][ T2504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.370707][ T2504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.370865][ T2504] RIP: 0033:0x7f5f1017208e
[   62.371005][ T2504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.371557][ T2504] RSP: 002b:00007ffd04728ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.371847][ T2504] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f1017208e
[   62.372041][ T2504] RDX: 0000000000000000 RSI: 00007ffd047290a0 RDI: 0000000000000005
[   62.372246][ T2504] RBP: 00007ffd04729000 R08: 0000000000000000 R09: 0000000000000000
[   62.372519][ T2504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.372711][ T2504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04729760
| [   62.427265][ T2506] ------------[ cut here ]------------
| [   62.427465][ T2506] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2506
| [   62.427767][ T2506] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.428387][ T2506] Tainted: [W]=WARN
[   62.428497][ T2506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.428680][ T2506] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.428872][ T2506] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.429400][ T2506] RSP: 0018:ffa00000065eef70 EFLAGS: 00010286
[   62.429586][ T2506] RAX: 00000000ffffffa6 RBX: ff110000093a30c0 RCX: 1ff4000000cbddb4
[   62.429803][ T2506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3170
[   62.430027][ T2506] RBP: ff1100000be7a000 R08: 1fe220000127462f R09: ff1100000c842e80
[   62.430248][ T2506] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   62.430465][ T2506] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   62.430704][ T2506] FS:  00007fd861304840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   62.430965][ T2506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.431160][ T2506] CR2: 0000000001806a28 CR3: 0000000004e2e002 CR4: 0000000000771ef0
[   62.431382][ T2506] PKRU: 55555554
[   62.431493][ T2506] Call Trace:
[   62.431606][ T2506]  <TASK>
[   62.431683][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.431829][ T2506]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.431980][ T2506]  notifier_call_chain (kernel/notifier.c:85)
[   62.432135][ T2506]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   62.432282][ T2506]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   62.432429][ T2506]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   62.432576][ T2506]  netdev_upper_dev_link (net/core/dev.c:8972)
[   62.432719][ T2506]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   62.432863][ T2506] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   62.433021][ T2506]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   62.433182][ T2506] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   62.433331][ T2506]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   62.433480][ T2506]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   62.433624][ T2506]  ? nla_strscpy (lib/nlattr.c:795)
[   62.433772][ T2506]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   62.433918][ T2506]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.434068][ T2506]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.434221][ T2506]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.434371][ T2506]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.434520][ T2506]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.434665][ T2506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.434809][ T2506]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.434952][ T2506]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.435100][ T2506]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.435249][ T2506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.435396][ T2506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.435555][ T2506]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.435699][ T2506]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.435843][ T2506]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.435996][ T2506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.436145][ T2506]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.436292][ T2506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.436439][ T2506]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.436585][ T2506]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.436727][ T2506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.436874][ T2506]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.437027][ T2506]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.437192][ T2506]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.437337][ T2506]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.437483][ T2506]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.437627][ T2506]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.437776][ T2506]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.437922][ T2506]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.438079][ T2506]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.438234][ T2506]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.438378][ T2506]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.438521][ T2506]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.438702][ T2506]  ? move_addr_to_kernel (net/socket.c:258)
[   62.438847][ T2506]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.438997][ T2506]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.439151][ T2506]  ___sys_sendmsg (net/socket.c:2752)
[   62.439294][ T2506]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.439476][ T2506]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.439637][ T2506]  __sys_sendmsg (net/socket.c:2784)
[   62.439781][ T2506]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.439994][ T2506]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.440273][ T2506]  ? 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)
[   62.440496][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.440715][ T2506]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.440931][ T2506]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.441168][ T2506]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.441388][ T2506]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.441665][ T2506] RIP: 0033:0x7fd86153e08e
[   62.441903][ T2506] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.442732][ T2506] RSP: 002b:00007fff1f270b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.443090][ T2506] RAX: ffffffffffffffda RBX: 00007fff1f2712c8 RCX: 00007fd86153e08e
[   62.443470][ T2506] RDX: 0000000000000000 RSI: 00007fff1f270be0 RDI: 0000000000000005
[   62.443820][ T2506] RBP: 00007fff1f270b40 R08: 0000000000000000 R09: 0000000000000000
[   62.444185][ T2506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.444514][ T2506] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1f2712a0
| [   62.447020][ T2506] ------------[ cut here ]------------
| [   62.447173][ T2506] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2506
| [   62.447462][ T2506] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.448121][ T2506] Tainted: [W]=WARN
[   62.448234][ T2506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.448416][ T2506] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.448606][ T2506] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.449147][ T2506] RSP: 0018:ffa00000065eefd0 EFLAGS: 00010286
[   62.449424][ T2506] RAX: 00000000ffffffa6 RBX: ff110000093a33c0 RCX: 1ff4000000cbddc0
[   62.449757][ T2506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3470
[   62.450089][ T2506] RBP: ff11000010482000 R08: 1fe220000127468f R09: ff1100000c842e80
[   62.450317][ T2506] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   62.450533][ T2506] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   62.450752][ T2506] FS:  00007fd861304840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   62.451018][ T2506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.451206][ T2506] CR2: 0000000001806a28 CR3: 0000000004e2e002 CR4: 0000000000771ef0
[   62.451517][ T2506] PKRU: 55555554
[   62.451683][ T2506] Call Trace:
[   62.451849][ T2506]  <TASK>
[   62.451980][ T2506]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.452188][ T2506]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.452300][ T2506]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   62.452466][ T2506]  __dev_notify_flags (net/core/dev.c:9787)
[   62.452683][ T2506]  ? netif_change_name (net/core/dev.c:1495)
[   62.452830][ T2506]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   62.452985][ T2506]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   62.453136][ T2506]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   62.453283][ T2506] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   62.453501][ T2506]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   62.453652][ T2506] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   62.453801][ T2506]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   62.453958][ T2506]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   62.454115][ T2506]  ? nla_strscpy (lib/nlattr.c:795)
[   62.454270][ T2506]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   62.454418][ T2506]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.454566][ T2506]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.454711][ T2506]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.454862][ T2506]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.455017][ T2506]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.455170][ T2506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.455317][ T2506]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.455462][ T2506]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.455606][ T2506]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.455753][ T2506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.455902][ T2506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.456055][ T2506]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.456207][ T2506]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.456415][ T2506]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.456582][ T2506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.456727][ T2506]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.456875][ T2506]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.457031][ T2506]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.457186][ T2506]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.457332][ T2506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.457480][ T2506]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.457632][ T2506]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.457779][ T2506]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.457926][ T2506]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.458080][ T2506]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.458231][ T2506]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.458377][ T2506]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.458525][ T2506]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.458674][ T2506]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.458821][ T2506]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.458974][ T2506]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.459125][ T2506]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.459418][ T2506]  ? move_addr_to_kernel (net/socket.c:258)
[   62.459567][ T2506]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.459714][ T2506]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.459859][ T2506]  ___sys_sendmsg (net/socket.c:2752)
[   62.460110][ T2506]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.460310][ T2506]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.460480][ T2506]  __sys_sendmsg (net/socket.c:2784)
[   62.460637][ T2506]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.460879][ T2506]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.461072][ T2506]  ? 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)
[   62.461228][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.461482][ T2506]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.461639][ T2506]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.461791][ T2506]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.461962][ T2506]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.462408][ T2506] RIP: 0033:0x7fd86153e08e
[   62.462565][ T2506] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.463202][ T2506] RSP: 002b:00007fff1f270b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.463433][ T2506] RAX: ffffffffffffffda RBX: 00007fff1f2712c8 RCX: 00007fd86153e08e
[   62.463650][ T2506] RDX: 0000000000000000 RSI: 00007fff1f270be0 RDI: 0000000000000005
[   62.464066][ T2506] RBP: 00007fff1f270b40 R08: 0000000000000000 R09: 0000000000000000
[   62.464416][ T2506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.464887][ T2506] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1f2712a0
| [   62.500636][ T2507] ------------[ cut here ]------------
| [   62.500991][ T2507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2507
| [   62.501509][ T2507] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.502674][ T2507] Tainted: [W]=WARN
[   62.503490][ T2507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.504063][ T2507] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.504622][ T2507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.505653][ T2507] RSP: 0018:ffa00000065ef020 EFLAGS: 00010286
[   62.506157][ T2507] RAX: 00000000ffffffa6 RBX: ff1100000f3e5e40 RCX: 1ff4000000cbddca
[   62.506704][ T2507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e5ef0
[   62.507330][ T2507] RBP: ff11000010482000 R08: 1fe2200001e7cbdf R09: ff1100000c6b2e58
[   62.507864][ T2507] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   62.508423][ T2507] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   62.508922][ T2507] FS:  00007f39cb989840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   62.509600][ T2507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.510109][ T2507] CR2: 0000000030470988 CR3: 0000000011a5b005 CR4: 0000000000771ef0
[   62.510680][ T2507] PKRU: 55555554
[   62.511101][ T2507] Call Trace:
[   62.511487][ T2507]  <TASK>
[   62.511820][ T2507]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.512246][ T2507]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.512659][ T2507]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.513102][ T2507]  __dev_notify_flags (net/core/dev.c:9787)
[   62.513548][ T2507]  ? netif_change_name (net/core/dev.c:1495)
[   62.513955][ T2507]  ? __dev_change_flags (net/core/dev.c:9752)
[   62.514352][ T2507]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   62.514718][ T2507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.515110][ T2507]  ? 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))
[   62.515508][ T2507]  netif_change_flags (net/core/dev.c:9820)
[   62.515892][ T2507]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.516183][ T2507]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.516457][ T2507]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.516727][ T2507]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.517073][ T2507]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.517352][ T2507]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.517621][ T2507]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.517896][ T2507]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.518193][ T2507]  ? __kernel_text_address (kernel/extable.c:79)
[   62.518462][ T2507]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.518733][ T2507]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.519024][ T2507]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.519303][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.519573][ T2507]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.519837][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.520125][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.520389][ T2507]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.520658][ T2507]  ? __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)
[   62.520926][ T2507]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.521231][ T2507]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.521502][ T2507]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.521779][ T2507]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.522075][ T2507]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.522361][ T2507]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.522629][ T2507]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.522909][ T2507]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.523197][ T2507]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.523472][ T2507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.523748][ T2507]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.524038][ T2507]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.524323][ T2507]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.524590][ T2507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.524858][ T2507]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.525154][ T2507]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.525429][ T2507]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.525705][ T2507]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.525992][ T2507]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.526291][ T2507]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.526578][ T2507]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.526890][ T2507]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.527189][ T2507]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.527500][ T2507]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.527782][ T2507]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.528101][ T2507]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.528387][ T2507]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.528661][ T2507]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.528932][ T2507]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.529227][ T2507]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.529501][ T2507]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.529816][ T2507]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.530147][ T2507]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.530418][ T2507]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.530687][ T2507]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.531021][ T2507]  ? move_addr_to_kernel (net/socket.c:258)
[   62.531295][ T2507]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.531525][ T2507]  ? queued_spin_lock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1279 ./arch/x86/include/asm/paravirt-spinlock.h:137 kernel/locking/qspinlock.c:141)
[   62.531816][ T2507]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.532105][ T2507]  ___sys_sendmsg (net/socket.c:2752)
[   62.532386][ T2507]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.532706][ T2507]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.533019][ T2507]  __sys_sendmsg (net/socket.c:2784)
[   62.533292][ T2507]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.533557][ T2507]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.533896][ T2507]  ? 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)
[   62.534194][ T2507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.534465][ T2507]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.534731][ T2507]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.535010][ T2507]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.535294][ T2507]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.535624][ T2507] RIP: 0033:0x7f39cbbc308e
[   62.535902][ T2507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.536896][ T2507] RSP: 002b:00007fff61c3dd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.537306][ T2507] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f39cbbc308e
[   62.537685][ T2507] RDX: 0000000000000000 RSI: 00007fff61c3de40 RDI: 0000000000000005
[   62.538561][ T2507] RBP: 00007fff61c3dda0 R08: 0000000000000000 R09: 0000000000000000
[   62.538939][ T2507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.539341][ T2507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff61c3e500
| [   62.635517][ T2512] ------------[ cut here ]------------
| [   62.635705][ T2512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2512
| [   62.636376][ T2512] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.636979][ T2512] Tainted: [W]=WARN
[   62.637086][ T2512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.637265][ T2512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.637448][ T2512] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.637936][ T2512] RSP: 0018:ffa000000657efe0 EFLAGS: 00010286
[   62.638130][ T2512] RAX: 00000000ffffffa6 RBX: ff11000005e30ac0 RCX: 1ff4000000cafdc2
[   62.638334][ T2512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e30b70
[   62.638539][ T2512] RBP: ff1100000be7a000 R08: 1fe2200000bc616f R09: ff1100000c6b5158
[   62.638745][ T2512] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   62.638956][ T2512] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   62.639216][ T2512] FS:  00007f0f8f814840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   62.639555][ T2512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.639733][ T2512] CR2: 0000000002e69988 CR3: 0000000011064004 CR4: 0000000000771ef0
[   62.639938][ T2512] PKRU: 55555554
[   62.640053][ T2512] Call Trace:
[   62.640166][ T2512]  <TASK>
[   62.640239][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.640380][ T2512]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.640520][ T2512]  notifier_call_chain (kernel/notifier.c:85)
[   62.640665][ T2512]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   62.640808][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.640949][ T2512]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   62.641136][ T2512]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.641276][ T2512]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.641413][ T2512]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   62.641547][ T2512]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   62.641714][ T2512]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   62.641852][ T2512] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   62.642000][ T2512]  ? write_profile (kernel/profile.c:194)
[   62.642148][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.642285][ T2512]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   62.642459][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.642604][ T2512]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   62.642758][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.642909][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.643054][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.643198][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.643333][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.643492][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.643634][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.643786][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.643922][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.644062][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.644204][ T2512]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.644344][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.644502][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.644702][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.644907][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.645130][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.645279][ T2512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.645418][ T2512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.645558][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.645700][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.645837][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.645983][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.646126][ T2512]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.646274][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.646413][ T2512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.646553][ T2512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.646690][ T2512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.646829][ T2512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.646975][ T2512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.647116][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.647261][ T2512]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.647403][ T2512]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.647542][ T2512]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.647682][ T2512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.647820][ T2512]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.647958][ T2512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.648137][ T2512]  ? move_addr_to_kernel (net/socket.c:258)
[   62.648277][ T2512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.648429][ T2512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.648573][ T2512]  ___sys_sendmsg (net/socket.c:2752)
[   62.648714][ T2512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.648884][ T2512]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.649040][ T2512]  __sys_sendmsg (net/socket.c:2784)
[   62.649199][ T2512]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.649353][ T2512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.649610][ T2512]  ? 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)
[   62.649815][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.650034][ T2512]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.650225][ T2512]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.650361][ T2512]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.650498][ T2512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.650669][ T2512] RIP: 0033:0x7f0f8fa4e08e
[   62.650817][ T2512] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.651389][ T2512] RSP: 002b:00007ffe8f4e61d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.651600][ T2512] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0f8fa4e08e
[   62.651806][ T2512] RDX: 0000000000000000 RSI: 00007ffe8f4e6280 RDI: 0000000000000005
[   62.652020][ T2512] RBP: 00007ffe8f4e61e0 R08: 0000000000000000 R09: 0000000000000000
[   62.652230][ T2512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.652440][ T2512] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f4e6940
| [   62.654310][ T2512] ------------[ cut here ]------------
| [   62.654568][ T2512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2512
| [   62.655055][ T2512] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.656042][ T2512] Tainted: [W]=WARN
[   62.656261][ T2512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.656573][ T2512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.656902][ T2512] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.657715][ T2512] RSP: 0018:ffa000000657f060 EFLAGS: 00010286
[   62.658045][ T2512] RAX: 00000000ffffffa6 RBX: ff1100000c8d21c0 RCX: 1ff4000000cafdd2
[   62.658413][ T2512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2270
[   62.658779][ T2512] RBP: ff1100001033a000 R08: 1fe220000191a44f R09: ff1100000c6b5158
[   62.659162][ T2512] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   62.659522][ T2512] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000657f100
[   62.659884][ T2512] FS:  00007f0f8f814840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   62.660333][ T2512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.660647][ T2512] CR2: 0000561b07814d5c CR3: 0000000011064002 CR4: 0000000000771ef0
[   62.661022][ T2512] PKRU: 55555554
[   62.661239][ T2512] Call Trace:
[   62.661447][ T2512]  <TASK>
[   62.661609][ T2512]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.661884][ T2512]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.662115][ T2512]  netif_close_many (net/core/dev.c:1804)
[   62.662386][ T2512]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.662649][ T2512]  ? __dev_close_many (net/core/dev.c:1781)
[   62.662911][ T2512]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   62.663249][ T2512]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   62.663566][ T2512]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   62.663829][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.664115][ T2512]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.664470][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.664742][ T2512]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.665021][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.665290][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.665552][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.665814][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.666097][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.666405][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.666667][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.666931][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.667218][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.667480][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.667743][ T2512]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.668029][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.668296][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.668558][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.668821][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.669104][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.669370][ T2512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.669627][ T2512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.669885][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.670171][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.670434][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.670695][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.670956][ T2512]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.671240][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.671501][ T2512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.671789][ T2512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.672065][ T2512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.672341][ T2512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.672604][ T2512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.672864][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.673145][ T2512]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.673405][ T2512]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.673670][ T2512]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.673935][ T2512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.674226][ T2512]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.674485][ T2512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.674810][ T2512]  ? move_addr_to_kernel (net/socket.c:258)
[   62.675089][ T2512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.675358][ T2512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.675618][ T2512]  ___sys_sendmsg (net/socket.c:2752)
[   62.675880][ T2512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.676225][ T2512]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.676510][ T2512]  __sys_sendmsg (net/socket.c:2784)
[   62.676777][ T2512]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.677051][ T2512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.677377][ T2512]  ? 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)
[   62.677636][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.677903][ T2512]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.678192][ T2512]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.678461][ T2512]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.678726][ T2512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.679053][ T2512] RIP: 0033:0x7f0f8fa4e08e
[   62.679337][ T2512] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.680183][ T2512] RSP: 002b:00007ffe8f4e61d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.680546][ T2512] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0f8fa4e08e
[   62.680904][ T2512] RDX: 0000000000000000 RSI: 00007ffe8f4e6280 RDI: 0000000000000005
[   62.681280][ T2512] RBP: 00007ffe8f4e61e0 R08: 0000000000000000 R09: 0000000000000000
[   62.681645][ T2512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.682025][ T2512] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f4e6940
| [   62.686692][ T2512] ------------[ cut here ]------------
| [   62.687009][ T2512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2512
| [   62.687503][ T2512] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.688523][ T2512] Tainted: [W]=WARN
[   62.688726][ T2512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.689037][ T2512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.689354][ T2512] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.690136][ T2512] RSP: 0018:ffa000000657f190 EFLAGS: 00010286
[   62.690445][ T2512] RAX: 00000000ffffffa6 RBX: ff1100000c611840 RCX: 1ff4000000cafdf8
[   62.690793][ T2512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6118f0
[   62.691169][ T2512] RBP: ff1100001033a000 R08: 1fe22000018c231f R09: ff1100000c6b5158
[   62.691512][ T2512] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   62.691868][ T2512] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.692240][ T2512] FS:  00007f0f8f814840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   62.692645][ T2512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.692948][ T2512] CR2: 0000561b07814d5c CR3: 0000000011064002 CR4: 0000000000771ef0
[   62.693341][ T2512] PKRU: 55555554
[   62.693552][ T2512] Call Trace:
[   62.693759][ T2512]  <TASK>
[   62.693917][ T2512]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.694248][ T2512]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.694547][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.694805][ T2512]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.695073][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.695335][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.695592][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.695843][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.696109][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.696404][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.696664][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.696920][ T2512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.697195][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.697450][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.697707][ T2512]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.697963][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.698241][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.698496][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.698754][ T2512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.699033][ T2512]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.699299][ T2512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.699560][ T2512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.699812][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.700082][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.700349][ T2512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.700601][ T2512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.700858][ T2512]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.701141][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.701396][ T2512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.701660][ T2512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.701881][ T2512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.702166][ T2512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.702424][ T2512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.702673][ T2512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.702928][ T2512]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.703209][ T2512]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.703462][ T2512]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.703723][ T2512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.704287][ T2512]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.704541][ T2512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.704842][ T2512]  ? move_addr_to_kernel (net/socket.c:258)
[   62.705113][ T2512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.705381][ T2512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.705639][ T2512]  ___sys_sendmsg (net/socket.c:2752)
[   62.705890][ T2512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.706215][ T2512]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.706493][ T2512]  __sys_sendmsg (net/socket.c:2784)
[   62.706747][ T2512]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.707014][ T2512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.707335][ T2512]  ? 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)
[   62.707587][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.707844][ T2512]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.708113][ T2512]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.708374][ T2512]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.708634][ T2512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.708932][ T2512] RIP: 0033:0x7f0f8fa4e08e
[   62.709223][ T2512] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.709991][ T2512] RSP: 002b:00007ffe8f4e61d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.710366][ T2512] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0f8fa4e08e
[   62.710719][ T2512] RDX: 0000000000000000 RSI: 00007ffe8f4e6280 RDI: 0000000000000005
[   62.711088][ T2512] RBP: 00007ffe8f4e61e0 R08: 0000000000000000 R09: 0000000000000000
[   62.711439][ T2512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   62.711798][ T2512] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f4e6940
| [   62.841769][ T2516] ------------[ cut here ]------------
| [   62.842058][ T2516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2516
| [   62.842494][ T2516] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.843387][ T2516] Tainted: [W]=WARN
[   62.843546][ T2516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.843817][ T2516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.844105][ T2516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.844874][ T2516] RSP: 0018:ffa000000662efe0 EFLAGS: 00010286
[   62.845156][ T2516] RAX: 00000000ffffffa6 RBX: ff1100000ceef6c0 RCX: 1ff4000000cc5dc2
[   62.845483][ T2516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef770
[   62.845802][ T2516] RBP: ff1100000be7a000 R08: 1fe22000019ddeef R09: ff1100000c510b58
[   62.846262][ T2516] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   62.846629][ T2516] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   62.846991][ T2516] FS:  00007fe0c67bb840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   62.847452][ T2516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.847757][ T2516] CR2: 000000003abb9988 CR3: 000000001103f006 CR4: 0000000000771ef0
[   62.848127][ T2516] PKRU: 55555554
[   62.848298][ T2516] Call Trace:
[   62.848474][ T2516]  <TASK>
[   62.848595][ T2516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.848828][ T2516]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.849067][ T2516]  notifier_call_chain (kernel/notifier.c:85)
[   62.849301][ T2516]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   62.849529][ T2516]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   62.849845][ T2516]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.850092][ T2516]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.850324][ T2516]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.850574][ T2516]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   62.850807][ T2516]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   62.851109][ T2516] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   62.851352][ T2516]  ? write_profile (kernel/profile.c:194)
[   62.851577][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.851814][ T2516]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   62.852124][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.852359][ T2516]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   62.852589][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.852807][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.853052][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.853284][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.853505][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.853774][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.853997][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.854426][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.854640][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.854862][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.855095][ T2516]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.855315][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.855539][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.855763][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.856020][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.856267][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.856492][ T2516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.856715][ T2516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.856941][ T2516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.857177][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.857403][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.857620][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.857851][ T2516]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.858083][ T2516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.858301][ T2516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.858527][ T2516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.858753][ T2516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.858986][ T2516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.859205][ T2516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.859423][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.859645][ T2516]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.859868][ T2516]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.860098][ T2516]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.860325][ T2516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.860545][ T2516]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.860767][ T2516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.861062][ T2516]  ? move_addr_to_kernel (net/socket.c:258)
[   62.861290][ T2516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.861514][ T2516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.861741][ T2516]  ___sys_sendmsg (net/socket.c:2752)
[   62.861997][ T2516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.862283][ T2516]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.862528][ T2516]  __sys_sendmsg (net/socket.c:2784)
[   62.862755][ T2516]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.862986][ T2516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.863270][ T2516]  ? 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)
[   62.863491][ T2516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.863710][ T2516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.863923][ T2516]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.864149][ T2516]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.864364][ T2516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.864638][ T2516] RIP: 0033:0x7fe0c69f508e
[   62.864864][ T2516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.865658][ T2516] RSP: 002b:00007ffee0a55920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.865996][ T2516] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0c69f508e
[   62.866325][ T2516] RDX: 0000000000000000 RSI: 00007ffee0a559d0 RDI: 0000000000000005
[   62.866644][ T2516] RBP: 00007ffee0a55930 R08: 0000000000000000 R09: 0000000000000000
[   62.866966][ T2516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   62.867301][ T2516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee0a56090
| [   62.870195][ T2516] ------------[ cut here ]------------
| [   62.870405][ T2516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2516
| [   62.870815][ T2516] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.871658][ T2516] Tainted: [W]=WARN
[   62.871824][ T2516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.872100][ T2516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.872374][ T2516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.873114][ T2516] RSP: 0018:ffa000000662f060 EFLAGS: 00010286
[   62.873383][ T2516] RAX: 00000000ffffffa6 RBX: ff1100000b4ab240 RCX: 1ff4000000cc5dd2
[   62.873699][ T2516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4ab2f0
[   62.874015][ T2516] RBP: ff11000011db2000 R08: 1fe220000169565f R09: ff1100000c510b58
[   62.874328][ T2516] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   62.874639][ T2516] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000662f100
[   62.874955][ T2516] FS:  00007fe0c67bb840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   62.875336][ T2516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.875595][ T2516] CR2: 000000003abb9988 CR3: 000000001103f006 CR4: 0000000000771ef0
[   62.875908][ T2516] PKRU: 55555554
[   62.876076][ T2516] Call Trace:
[   62.876237][ T2516]  <TASK>
[   62.876351][ T2516]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.876560][ T2516]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.876719][ T2516]  netif_close_many (net/core/dev.c:1804)
[   62.876935][ T2516]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.877159][ T2516]  ? __dev_close_many (net/core/dev.c:1781)
[   62.877366][ T2516]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   62.877627][ T2516]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   62.877887][ T2516]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   62.878115][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.878327][ T2516]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.878589][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.878800][ T2516]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.879016][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.879229][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.879435][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.879639][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.879843][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.880096][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.880307][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.880513][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.880720][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.880926][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.881153][ T2516]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.881365][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.881574][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.881778][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.881993][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.882208][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.882414][ T2516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.882620][ T2516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.882845][ T2516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.883078][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.883295][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.883500][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.883706][ T2516]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.883912][ T2516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.884133][ T2516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.884345][ T2516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.884552][ T2516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.884764][ T2516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.884980][ T2516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.885191][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.885402][ T2516]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.885610][ T2516]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.885819][ T2516]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.886046][ T2516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.886265][ T2516]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.886471][ T2516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.886727][ T2516]  ? move_addr_to_kernel (net/socket.c:258)
[   62.886934][ T2516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.887156][ T2516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.887367][ T2516]  ___sys_sendmsg (net/socket.c:2752)
[   62.887582][ T2516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.887841][ T2516]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.888081][ T2516]  __sys_sendmsg (net/socket.c:2784)
[   62.888296][ T2516]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.888502][ T2516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.888762][ T2516]  ? 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)
[   62.888979][ T2516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.889198][ T2516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.889404][ T2516]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.889611][ T2516]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.889818][ T2516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.890083][ T2516] RIP: 0033:0x7fe0c69f508e
[   62.890308][ T2516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.891077][ T2516] RSP: 002b:00007ffee0a55920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.891398][ T2516] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0c69f508e
[   62.891713][ T2516] RDX: 0000000000000000 RSI: 00007ffee0a559d0 RDI: 0000000000000005
[   62.892035][ T2516] RBP: 00007ffee0a55930 R08: 0000000000000000 R09: 0000000000000000
[   62.892353][ T2516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   62.892663][ T2516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee0a56090
| [   62.900406][ T2516] ------------[ cut here ]------------
| [   62.900623][ T2516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2516
| [   62.901033][ T2516] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.901860][ T2516] Tainted: [W]=WARN
[   62.902028][ T2516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.902288][ T2516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.902551][ T2516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.903275][ T2516] RSP: 0018:ffa000000662f190 EFLAGS: 00010286
[   62.903532][ T2516] RAX: 00000000ffffffa6 RBX: ff110000107ebe40 RCX: 1ff4000000cc5df8
[   62.903831][ T2516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ebef0
[   62.904144][ T2516] RBP: ff11000011db2000 R08: 1fe22000020fd7df R09: ff1100000c510b58
[   62.904441][ T2516] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   62.904736][ T2516] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.905206][ T2516] FS:  00007fe0c67bb840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   62.905558][ T2516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.905812][ T2516] CR2: 000000003abb9988 CR3: 000000001103f006 CR4: 0000000000771ef0
[   62.906217][ T2516] PKRU: 55555554
[   62.906369][ T2516] Call Trace:
[   62.906517][ T2516]  <TASK>
[   62.906624][ T2516]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.906876][ T2516]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.907235][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.907441][ T2516]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.907644][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.907839][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.908139][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.908335][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.908530][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.908763][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.908960][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.909269][ T2516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.909474][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.909665][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.909864][ T2516]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   62.910167][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.910363][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.910560][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.910759][ T2516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.910957][ T2516]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.911261][ T2516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.911458][ T2516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.911655][ T2516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.911850][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.912147][ T2516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.912341][ T2516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.912541][ T2516]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.912738][ T2516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.912938][ T2516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.913243][ T2516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.913441][ T2516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.913640][ T2516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.913843][ T2516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.914148][ T2516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.914348][ T2516]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.914544][ T2516]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.914741][ T2516]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.914943][ T2516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.915247][ T2516]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.915443][ T2516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.915685][ T2516]  ? move_addr_to_kernel (net/socket.c:258)
[   62.915890][ T2516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.916189][ T2516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.916390][ T2516]  ___sys_sendmsg (net/socket.c:2752)
[   62.916588][ T2516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.916836][ T2516]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.917160][ T2516]  __sys_sendmsg (net/socket.c:2784)
[   62.917356][ T2516]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.917546][ T2516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.917783][ T2516]  ? 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)
[   62.918077][ T2516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.918281][ T2516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.918477][ T2516]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.918672][ T2516]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.918867][ T2516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.919223][ T2516] RIP: 0033:0x7fe0c69f508e
[   62.919432][ T2516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.920256][ T2516] RSP: 002b:00007ffee0a55920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.920562][ T2516] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0c69f508e
[   62.920869][ T2516] RDX: 0000000000000000 RSI: 00007ffee0a559d0 RDI: 0000000000000005
[   62.921267][ T2516] RBP: 00007ffee0a55930 R08: 0000000000000000 R09: 0000000000000000
[   62.921566][ T2516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   62.921862][ T2516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee0a56090
| [   62.998302][  T166] ------------[ cut here ]------------
| [   62.998476][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   62.998795][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   62.999506][  T166] Tainted: [W]=WARN
[   62.999622][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.999813][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.000021][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.000568][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   63.000764][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c4993c0 RCX: 1ff4000000108ebf
[   63.001005][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c499470
[   63.001238][  T166] RBP: ff1100000be7a000 R08: 1fe220000189328f R09: ff1100000cab2f20
[   63.001463][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   63.001691][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   63.001917][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   63.002199][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.002392][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   63.002626][  T166] PKRU: 55555554
[   63.002742][  T166] Call Trace:
[   63.002859][  T166]  <TASK>
[   63.002938][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.003217][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.003335][  T166]  netif_close_many (net/core/dev.c:1804)
[   63.003487][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.003645][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   63.003796][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.003949][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   63.004172][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   63.004362][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   63.004549][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.004704][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   63.004856][  T166]  ? __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)
[   63.005085][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   63.005359][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.005555][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   63.005711][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   63.005862][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.006109][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.006290][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   63.006446][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.006597][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   63.006749][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   63.006907][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   63.007087][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   63.007383][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   63.007693][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   63.007907][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   63.008078][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   63.008287][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.008441][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   63.008597][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.008748][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.008902][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.009023][  T166]  new_sync_write (fs/read_write.c:595)
[   63.009183][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.009334][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.009486][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.009637][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.009791][  T166]  vfs_write (fs/read_write.c:688)
[   63.009908][  T166]  ksys_write (fs/read_write.c:740)
[   63.010032][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.010189][  T166]  ? 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)
[   63.010340][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.010496][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.010649][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.010802][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.010954][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.011158][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.011317][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.011854][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.012095][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.012332][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.012558][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   63.012784][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   63.013021][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.019861][  T166] ------------[ cut here ]------------
| [   63.020707][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   63.021361][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.022476][  T166] Tainted: [W]=WARN
[   63.022658][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.023024][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.023320][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.024139][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   63.024424][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a36c0 RCX: 1ff4000000108e81
[   63.024768][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3770
[   63.025108][  T166] RBP: ff11000010482000 R08: 1fe22000012746ef R09: ff1100000cab2ef8
[   63.025444][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   63.025778][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   63.026128][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.026518][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.026804][  T166] CR2: 00007f90597802a0 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   63.027161][  T166] PKRU: 55555554
[   63.027327][  T166] Call Trace:
[   63.027495][  T166]  <TASK>
[   63.027613][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.027842][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.028018][  T166]  netif_close_many (net/core/dev.c:1804)
[   63.028245][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.028474][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   63.028708][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   63.028999][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   63.029285][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   63.029519][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.029811][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   63.030046][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   63.030344][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   63.030581][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   63.030833][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   63.031141][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.031437][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   63.031664][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   63.031885][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.032128][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.032363][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   63.032599][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.032835][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   63.033093][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   63.033347][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   63.033586][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   63.033872][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   63.034166][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   63.034396][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   63.034640][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   63.034938][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.035174][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   63.035387][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.035617][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.035849][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.036039][  T166]  new_sync_write (fs/read_write.c:595)
[   63.036271][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.036493][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.036717][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.036940][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.037181][  T166]  vfs_write (fs/read_write.c:688)
[   63.037351][  T166]  ksys_write (fs/read_write.c:740)
[   63.037524][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.037754][  T166]  ? 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)
[   63.037997][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.038248][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.038479][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.038702][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.038925][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.039237][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.039485][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.040328][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.040683][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.041040][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.041390][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   63.041771][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   63.042131][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.047460][  T166] ------------[ cut here ]------------
| [   63.047648][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   63.047962][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.048658][  T166] Tainted: [W]=WARN
[   63.048774][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.048965][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.049176][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.049716][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   63.049910][  T166] RAX: 00000000ffffffa6 RBX: ff1100000f1ecdc0 RCX: 1ff4000000108ea7
[   63.050163][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f1ece70
[   63.050391][  T166] RBP: ff11000010482000 R08: 1fe2200001e3d9cf R09: ff1100000cab2ef8
[   63.050621][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   63.050850][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   63.051089][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   63.051359][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.051551][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   63.051785][  T166] PKRU: 55555554
[   63.051900][  T166] Call Trace:
[   63.052022][  T166]  <TASK>
[   63.052103][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   63.052304][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.052500][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   63.052666][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   63.052868][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   63.053033][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   63.053201][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   63.053402][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.053600][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   63.053757][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   63.053911][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.054075][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.054237][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   63.054394][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.054549][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   63.054706][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   63.054864][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   63.055107][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   63.055402][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   63.055722][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   63.055962][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   63.056213][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   63.056415][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.056563][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   63.056716][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.056875][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.057039][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.057162][  T166]  new_sync_write (fs/read_write.c:595)
[   63.057320][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.057477][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.057632][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.057786][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.057944][  T166]  vfs_write (fs/read_write.c:688)
[   63.058070][  T166]  ksys_write (fs/read_write.c:740)
[   63.058191][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.058342][  T166]  ? 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)
[   63.058495][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.058651][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.058806][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.058959][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.059118][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.059316][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.059477][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.060024][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.060264][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.060492][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.060722][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   63.060950][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   63.061196][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.064926][  T166] ------------[ cut here ]------------
| [   63.065126][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   63.065421][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.066882][  T166] Tainted: [W]=WARN
[   63.067080][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.067274][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.067526][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.068101][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   63.068289][  T166] RAX: 00000000ffffffa6 RBX: ff1100000f1ed3c0 RCX: 1ff4000000108eef
[   63.068510][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f1ed470
[   63.068728][  T166] RBP: ff1100000be7a000 R08: 1fe2200001e3da8f R09: ff1100000cab2ef8
[   63.068945][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   63.069228][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   63.069451][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   63.069708][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.069890][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   63.070178][  T166] PKRU: 55555554
[   63.070290][  T166] Call Trace:
[   63.070402][  T166]  <TASK>
[   63.070479][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   63.070666][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.070846][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   63.071053][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   63.071205][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.071351][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.071499][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   63.071645][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.071790][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   63.071937][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   63.072154][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   63.072299][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   63.072481][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   63.072661][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   63.072807][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   63.072950][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   63.073207][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.073351][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   63.073493][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.073635][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.073778][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.073888][  T166]  new_sync_write (fs/read_write.c:595)
[   63.074097][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.074247][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.074391][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.074534][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.074686][  T166]  vfs_write (fs/read_write.c:688)
[   63.074800][  T166]  ksys_write (fs/read_write.c:740)
[   63.074909][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.075115][  T166]  ? 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)
[   63.075267][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.075414][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.075556][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.075700][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.075844][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.076083][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.076249][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.076775][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.077056][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.077277][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.077495][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   63.077710][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   63.077925][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.160547][  T166] ------------[ cut here ]------------
| [   63.161059][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   63.161646][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.163003][  T166] Tainted: [W]=WARN
[   63.163216][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.163592][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.163952][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.164946][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   63.165322][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c610040 RCX: 1ff4000000108e65
[   63.165838][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6100f0
[   63.166268][  T166] RBP: ff1100001154a000 R08: 1fe22000018c201f R09: ff1100000cab2f48
[   63.166709][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   63.167144][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001154a000
[   63.167558][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   63.168088][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.168449][  T166] CR2: 00007fe0c6888574 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   63.168887][  T166] PKRU: 55555554
[   63.169115][  T166] Call Trace:
[   63.169353][  T166]  <TASK>
[   63.169497][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.169782][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.170008][  T166]  register_netdevice (net/core/dev.c:11488)
[   63.170292][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   63.170631][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   63.170914][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   63.171280][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   63.171555][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   63.171898][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   63.172190][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   63.172561][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   63.172833][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   63.173047][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   63.173348][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   63.173700][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   63.173990][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   63.174265][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   63.174559][  T166]  really_probe (drivers/base/dd.c:709)
[   63.174864][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   63.175154][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   63.175428][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   63.175699][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   63.176006][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   63.176284][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   63.176565][  T166]  __device_attach (drivers/base/dd.c:1101)
[   63.176854][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.177169][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   63.177524][  T166]  ? 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)
[   63.177807][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   63.178092][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   63.178373][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   63.178652][  T166]  device_add (drivers/base/core.c:3706)
[   63.178925][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   63.179278][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   63.179551][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   63.179832][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   63.180189][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.180463][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   63.180825][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   63.181105][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.181394][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.181677][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.181944][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.182165][  T166]  new_sync_write (fs/read_write.c:595)
[   63.182440][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.182709][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.182993][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.183295][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.183578][  T166]  vfs_write (fs/read_write.c:688)
[   63.183789][  T166]  ksys_write (fs/read_write.c:740)
[   63.184004][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.184283][  T166]  ? 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)
[   63.184556][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.184829][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.185125][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.185393][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.185662][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.185998][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.186279][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.187251][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.187691][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.188169][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.188564][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   63.188977][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   63.189388][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.209602][  T166] ------------[ cut here ]------------
| [   63.210076][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   63.210608][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.211766][  T166] Tainted: [W]=WARN
[   63.211944][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.212249][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.212578][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.213403][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   63.213723][  T166] RAX: 00000000ffffffa6 RBX: ff1100000da287c0 RCX: 1ff4000000108eef
[   63.214081][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da28870
[   63.214448][  T166] RBP: ff1100001154a000 R08: 1fe2200001b4510f R09: ff1100000cab2ef8
[   63.214798][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   63.215190][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   63.215660][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   63.216070][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.216378][  T166] CR2: 00007fe0c6888574 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   63.216726][  T166] PKRU: 55555554
[   63.216900][  T166] Call Trace:
[   63.217081][  T166]  <TASK>
[   63.217213][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   63.217506][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.217790][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   63.218044][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   63.218276][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.218509][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.218748][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   63.218989][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.219228][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   63.219463][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   63.219695][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   63.219923][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   63.220223][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   63.220508][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   63.220744][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   63.220984][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   63.221256][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.221452][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   63.221677][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.221914][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.222152][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.222321][  T166]  new_sync_write (fs/read_write.c:595)
[   63.222549][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.222775][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.223010][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.223242][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.223478][  T166]  vfs_write (fs/read_write.c:688)
[   63.223656][  T166]  ksys_write (fs/read_write.c:740)
[   63.223828][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.224076][  T166]  ? 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)
[   63.224316][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.224546][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.224775][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.225015][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.225253][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.225542][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.225779][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.227181][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.227530][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.227865][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.228222][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   63.228582][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   63.228929][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.306252][  T166] ------------[ cut here ]------------
| [   63.306647][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   63.307344][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.308848][  T166] Tainted: [W]=WARN
[   63.309159][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.309457][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.309767][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.310626][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   63.310925][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a81c0 RCX: 1ff4000000108ed1
[   63.311332][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8270
[   63.311709][  T166] RBP: ff1100001140a000 R08: 1fe220000121504f R09: ff1100000cab2ef8
[   63.312089][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   63.312452][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001140a000
[   63.312814][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   63.313245][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.313556][  T166] CR2: 00007ffff5511848 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   63.313912][  T166] PKRU: 55555554
[   63.314100][  T166] Call Trace:
[   63.314285][  T166]  <TASK>
[   63.314413][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.314662][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.314830][  T166]  register_netdevice (net/core/dev.c:11488)
[   63.315063][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   63.315363][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   63.315611][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   63.315916][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   63.316220][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   63.316555][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   63.316869][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.317131][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   63.317379][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   63.317675][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   63.317925][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   63.318246][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   63.318487][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   63.318743][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   63.318988][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   63.319171][  T166]  new_sync_write (fs/read_write.c:595)
[   63.319412][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.319674][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   63.319923][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.320174][  T166]  ? ksys_write (fs/read_write.c:740)
[   63.320415][  T166]  vfs_write (fs/read_write.c:688)
[   63.320599][  T166]  ksys_write (fs/read_write.c:740)
[   63.320779][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   63.321054][  T166]  ? 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)
[   63.321316][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.321557][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.321794][  T166]  ? irq_exit_rcu (kernel/softirq.c:754)
[   63.322051][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.322363][  T166] RIP: 0033:0x7fd8e6c0c08e
[   63.322630][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.323483][  T166] RSP: 002b:00007ffe866f5a10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   63.323850][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   63.324222][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   63.324610][  T166] RBP: 00007ffe866f5a20 R08: 0000000000000000 R09: 0000000000000000
[   63.324998][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   63.325350][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   63.472418][ T2527] ------------[ cut here ]------------
| [   63.472633][ T2527] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2527
| [   63.472914][ T2527] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.473486][ T2527] Tainted: [W]=WARN
[   63.473590][ T2527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.473765][ T2527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.473946][ T2527] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.474498][ T2527] RSP: 0018:ffa000000652f020 EFLAGS: 00010286
[   63.474677][ T2527] RAX: 00000000ffffffa6 RBX: ff1100000f3e59c0 RCX: 1ff4000000ca5dca
[   63.474882][ T2527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e5a70
[   63.475108][ T2527] RBP: ff1100001140a000 R08: 1fe2200001e7cb4f R09: ff110000092b0b80
[   63.475314][ T2527] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   63.475524][ T2527] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   63.475744][ T2527] FS:  00007f18d5958840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.476013][ T2527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.476195][ T2527] CR2: 000000002a787988 CR3: 00000000124a6001 CR4: 0000000000771ef0
[   63.476408][ T2527] PKRU: 55555554
[   63.476512][ T2527] Call Trace:
[   63.476625][ T2527]  <TASK>
[   63.476696][ T2527]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   63.476838][ T2527]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.476990][ T2527]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.477093][ T2527]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   63.477233][ T2527]  __dev_notify_flags (net/core/dev.c:9787)
[   63.477381][ T2527]  ? netif_change_name (net/core/dev.c:1495)
[   63.477518][ T2527]  ? __dev_change_flags (net/core/dev.c:9752)
[   63.477658][ T2527]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   63.477796][ T2527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.477932][ T2527]  ? 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))
[   63.478154][ T2527]  netif_change_flags (net/core/dev.c:9820)
[   63.478309][ T2527]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   63.478453][ T2527]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   63.478590][ T2527]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   63.478760][ T2527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   63.478899][ T2527]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.479099][ T2527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   63.479240][ T2527]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.479390][ T2527]  ? __kernel_text_address (kernel/extable.c:79)
[   63.479553][ T2527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.479690][ T2527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.479822][ T2527]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   63.479953][ T2527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.480149][ T2527]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   63.480344][ T2527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.480478][ T2527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.480611][ T2527]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   63.480746][ T2527]  ? __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)
[   63.480878][ T2527]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   63.481096][ T2527]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   63.481241][ T2527]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.481378][ T2527]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   63.481519][ T2527]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.481653][ T2527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.481789][ T2527]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.481922][ T2527]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.482156][ T2527]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.482307][ T2527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.482447][ T2527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.482588][ T2527]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.482722][ T2527]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.482863][ T2527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.483085][ T2527]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.483226][ T2527]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.483366][ T2527]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.483501][ T2527]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.483646][ T2527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.483785][ T2527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.483920][ T2527]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.484167][ T2527]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.484327][ T2527]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.484504][ T2527]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.484648][ T2527]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.484785][ T2527]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.484937][ T2527]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.485162][ T2527]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.485301][ T2527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.485464][ T2527]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.485603][ T2527]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.485741][ T2527]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.485891][ T2527]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.486049][ T2527]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.486194][ T2527]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.486365][ T2527]  ? move_addr_to_kernel (net/socket.c:258)
[   63.486512][ T2527]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.486650][ T2527]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.486807][ T2527]  ___sys_sendmsg (net/socket.c:2752)
[   63.486946][ T2527]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.487116][ T2527]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.487277][ T2527]  __sys_sendmsg (net/socket.c:2784)
[   63.487416][ T2527]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.487554][ T2527]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.487735][ T2527]  ? 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)
[   63.487870][ T2527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.488018][ T2527]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.488188][ T2527]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.488328][ T2527]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.488473][ T2527]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.488648][ T2527] RIP: 0033:0x7f18d5b9208e
[   63.488789][ T2527] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.489310][ T2527] RSP: 002b:00007ffd43e7cd20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.489519][ T2527] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18d5b9208e
[   63.489723][ T2527] RDX: 0000000000000000 RSI: 00007ffd43e7cdd0 RDI: 0000000000000005
[   63.489956][ T2527] RBP: 00007ffd43e7cd30 R08: 0000000000000000 R09: 0000000000000000
[   63.490189][ T2527] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   63.490397][ T2527] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd43e7d490
| [   63.541137][ T2528] ------------[ cut here ]------------
| [   63.541360][ T2528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2528
| [   63.541673][ T2528] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.543387][ T2528] Tainted: [W]=WARN
[   63.543499][ T2528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.543685][ T2528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.543880][ T2528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.544426][ T2528] RSP: 0018:ffa000000668ef70 EFLAGS: 00010286
[   63.544616][ T2528] RAX: 00000000ffffffa6 RBX: ff1100000c8d3240 RCX: 1ff4000000cd1db4
[   63.544835][ T2528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d32f0
[   63.545098][ T2528] RBP: ff1100001140a000 R08: 1fe220000191a65f R09: ff1100000c985180
[   63.545351][ T2528] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   63.545572][ T2528] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   63.545793][ T2528] FS:  00007f925aaf0840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.546061][ T2528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.546511][ T2528] CR2: 00007f925ace9460 CR3: 0000000004a1e003 CR4: 0000000000771ef0
[   63.546737][ T2528] PKRU: 55555554
[   63.546848][ T2528] Call Trace:
[   63.546960][ T2528]  <TASK>
[   63.547044][ T2528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.547205][ T2528]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   63.547356][ T2528]  notifier_call_chain (kernel/notifier.c:85)
[   63.547510][ T2528]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   63.547659][ T2528]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   63.547850][ T2528]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   63.548065][ T2528]  netdev_upper_dev_link (net/core/dev.c:8972)
[   63.548222][ T2528]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   63.548373][ T2528] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   63.548527][ T2528]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   63.548680][ T2528] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   63.548828][ T2528]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   63.549002][ T2528]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   63.549162][ T2528]  ? nla_strscpy (lib/nlattr.c:795)
[   63.549312][ T2528]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   63.549460][ T2528]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   63.549606][ T2528]  ? __dev_get_by_name (net/core/dev.c:883)
[   63.549755][ T2528]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   63.549911][ T2528]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   63.550069][ T2528]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.550251][ T2528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.550452][ T2528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.550607][ T2528]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.550756][ T2528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.550910][ T2528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.551068][ T2528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.551227][ T2528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.551378][ T2528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.551524][ T2528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.551671][ T2528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.551822][ T2528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.551966][ T2528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.552129][ T2528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.552282][ T2528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.552429][ T2528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.552584][ T2528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.552731][ T2528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.552879][ T2528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.553037][ T2528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.553190][ T2528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.553337][ T2528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.553485][ T2528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.553639][ T2528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.553791][ T2528]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.553940][ T2528]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.554091][ T2528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.554287][ T2528]  ? move_addr_to_kernel (net/socket.c:258)
[   63.554440][ T2528]  ___sys_sendmsg (net/socket.c:2752)
[   63.554588][ T2528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.554736][ T2528]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.554892][ T2528]  ? 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))
[   63.555047][ T2528]  __sys_sendmsg (net/socket.c:2784)
[   63.555265][ T2528]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.555415][ T2528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.555562][ T2528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.555710][ T2528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.555857][ T2528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.556011][ T2528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.556166][ T2528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.556348][ T2528] RIP: 0033:0x7f925ad2a08e
[   63.556504][ T2528] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.557117][ T2528] RSP: 002b:00007ffd6b77b6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.557351][ T2528] RAX: ffffffffffffffda RBX: 00007ffd6b77be90 RCX: 00007f925ad2a08e
[   63.557585][ T2528] RDX: 0000000000000000 RSI: 00007ffd6b77b7a0 RDI: 0000000000000005
[   63.557806][ T2528] RBP: 00007ffd6b77b700 R08: 0000000000000000 R09: 0000000000000000
[   63.558030][ T2528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   63.558254][ T2528] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6b77be68
| [   63.560239][ T2528] ------------[ cut here ]------------
| [   63.560387][ T2528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2528
| [   63.560677][ T2528] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.561306][ T2528] Tainted: [W]=WARN
[   63.561419][ T2528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.561606][ T2528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.561804][ T2528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.562535][ T2528] RSP: 0018:ffa000000668efd0 EFLAGS: 00010286
[   63.562816][ T2528] RAX: 00000000ffffffa6 RBX: ff1100000c8d2c40 RCX: 1ff4000000cd1dc0
[   63.563158][ T2528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2cf0
[   63.563485][ T2528] RBP: ff11000012412000 R08: 1fe220000191a59f R09: ff1100000c985180
[   63.563821][ T2528] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   63.564167][ T2528] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012412e04
[   63.564513][ T2528] FS:  00007f925aaf0840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.564927][ T2528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.565223][ T2528] CR2: 00007f925ace9460 CR3: 0000000004a1e003 CR4: 0000000000771ef0
[   63.565568][ T2528] PKRU: 55555554
[   63.565748][ T2528] Call Trace:
[   63.565932][ T2528]  <TASK>
[   63.566067][ T2528]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.566319][ T2528]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.566516][ T2528]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   63.566729][ T2528]  __dev_notify_flags (net/core/dev.c:9787)
[   63.566948][ T2528]  ? netif_change_name (net/core/dev.c:1495)
[   63.567186][ T2528]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   63.567410][ T2528]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   63.567625][ T2528]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   63.567798][ T2528] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   63.567956][ T2528]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   63.568137][ T2528] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   63.568293][ T2528]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   63.568447][ T2528]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   63.568598][ T2528]  ? nla_strscpy (lib/nlattr.c:795)
[   63.568751][ T2528]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   63.568902][ T2528]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   63.569056][ T2528]  ? __dev_get_by_name (net/core/dev.c:883)
[   63.569210][ T2528]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   63.569364][ T2528]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   63.569516][ T2528]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.569667][ T2528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.569821][ T2528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.569973][ T2528]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.570119][ T2528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.570278][ T2528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.570435][ T2528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.570591][ T2528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.570737][ T2528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.570884][ T2528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.571035][ T2528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.571194][ T2528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.571341][ T2528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.571488][ T2528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.571634][ T2528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.571781][ T2528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.571934][ T2528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.572091][ T2528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.572258][ T2528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.572407][ T2528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.572553][ T2528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.572703][ T2528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.572855][ T2528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.573009][ T2528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.573167][ T2528]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.573318][ T2528]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.573464][ T2528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.573649][ T2528]  ? move_addr_to_kernel (net/socket.c:258)
[   63.573806][ T2528]  ___sys_sendmsg (net/socket.c:2752)
[   63.573954][ T2528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.574106][ T2528]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.574273][ T2528]  ? 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))
[   63.574493][ T2528]  __sys_sendmsg (net/socket.c:2784)
[   63.574715][ T2528]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.574948][ T2528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.575191][ T2528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.575413][ T2528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.575599][ T2528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.575745][ T2528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.575895][ T2528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.576087][ T2528] RIP: 0033:0x7f925ad2a08e
[   63.576246][ T2528] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.576761][ T2528] RSP: 002b:00007ffd6b77b6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.576987][ T2528] RAX: ffffffffffffffda RBX: 00007ffd6b77be90 RCX: 00007f925ad2a08e
[   63.577209][ T2528] RDX: 0000000000000000 RSI: 00007ffd6b77b7a0 RDI: 0000000000000005
[   63.577534][ T2528] RBP: 00007ffd6b77b700 R08: 0000000000000000 R09: 0000000000000000
[   63.577753][ T2528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   63.577977][ T2528] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6b77be68
| [   63.650387][ T2529] ------------[ cut here ]------------
| [   63.650696][ T2529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2529
| [   63.651137][ T2529] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.652018][ T2529] Tainted: [W]=WARN
[   63.652215][ T2529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.652592][ T2529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.652899][ T2529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.653781][ T2529] RSP: 0018:ffa000000669f020 EFLAGS: 00010286
[   63.654194][ T2529] RAX: 00000000ffffffa6 RBX: ff11000011bfe7c0 RCX: 1ff4000000cd3dca
[   63.654508][ T2529] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfe870
[   63.654825][ T2529] RBP: ff11000012412000 R08: 1fe220000237fd0f R09: ff1100000c982e58
[   63.655267][ T2529] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   63.655587][ T2529] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   63.655900][ T2529] FS:  00007ff7e4ef2840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   63.656408][ T2529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.656692][ T2529] CR2: 00007ff7e51c21a0 CR3: 0000000004de7002 CR4: 0000000000771ef0
[   63.657144][ T2529] PKRU: 55555554
[   63.657305][ T2529] Call Trace:
[   63.657460][ T2529]  <TASK>
[   63.657566][ T2529]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.657879][ T2529]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.658065][ T2529]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   63.658275][ T2529]  __dev_notify_flags (net/core/dev.c:9787)
[   63.658493][ T2529]  ? netif_change_name (net/core/dev.c:1495)
[   63.658700][ T2529]  ? __dev_change_flags (net/core/dev.c:9752)
[   63.658905][ T2529]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   63.659127][ T2529]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.659337][ T2529]  ? 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))
[   63.659552][ T2529]  netif_change_flags (net/core/dev.c:9820)
[   63.659775][ T2529]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   63.660007][ T2529]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   63.660240][ T2529]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   63.660464][ T2529]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   63.660741][ T2529]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   63.660956][ T2529]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.661181][ T2529]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   63.661394][ T2529]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.661607][ T2529]  ? __kernel_text_address (kernel/extable.c:79)
[   63.661830][ T2529]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.662053][ T2529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.662272][ T2529]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   63.662505][ T2529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.662726][ T2529]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   63.662943][ T2529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.663176][ T2529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.663390][ T2529]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   63.663609][ T2529]  ? __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)
[   63.663828][ T2529]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   63.664032][ T2529]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   63.664255][ T2529]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.664476][ T2529]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   63.664691][ T2529]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.664895][ T2529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.665107][ T2529]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.665317][ T2529]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.665530][ T2529]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.665741][ T2529]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.665962][ T2529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.666190][ T2529]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.666401][ T2529]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.666613][ T2529]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.666824][ T2529]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.667039][ T2529]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.667255][ T2529]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.667461][ T2529]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.667663][ T2529]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.667881][ T2529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.668101][ T2529]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.668318][ T2529]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.668532][ T2529]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.668755][ T2529]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.668983][ T2529]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.669199][ T2529]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.669423][ T2529]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.669640][ T2529]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.669844][ T2529]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.670070][ T2529]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.670290][ T2529]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.670503][ T2529]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.670722][ T2529]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.670935][ T2529]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.671153][ T2529]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.671414][ T2529]  ? move_addr_to_kernel (net/socket.c:258)
[   63.671631][ T2529]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.671840][ T2529]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.672093][ T2529]  ___sys_sendmsg (net/socket.c:2752)
[   63.672309][ T2529]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.672569][ T2529]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.672831][ T2529]  __sys_sendmsg (net/socket.c:2784)
[   63.673048][ T2529]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.673274][ T2529]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.673542][ T2529]  ? 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)
[   63.673748][ T2529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.673951][ T2529]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.674167][ T2529]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.674378][ T2529]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.674577][ T2529]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.674829][ T2529] RIP: 0033:0x7ff7e512c08e
[   63.675055][ T2529] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.675792][ T2529] RSP: 002b:00007ffc319c6bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.676120][ T2529] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff7e512c08e
[   63.676435][ T2529] RDX: 0000000000000000 RSI: 00007ffc319c6c70 RDI: 0000000000000005
[   63.676747][ T2529] RBP: 00007ffc319c6bd0 R08: 0000000000000000 R09: 0000000000000000
[   63.677057][ T2529] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   63.677385][ T2529] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc319c7330
| [   63.729790][ T2532] ------------[ cut here ]------------
| [   63.730020][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2532
| [   63.730332][ T2532] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.730963][ T2532] Tainted: [W]=WARN
[   63.731081][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.731284][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.731507][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.732090][ T2532] RSP: 0018:ffa00000066cef70 EFLAGS: 00010286
[   63.732284][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000c611b40 RCX: 1ff4000000cd9db4
[   63.732501][ T2532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611bf0
[   63.732718][ T2532] RBP: ff1100001140a000 R08: 1fe22000018c237f R09: ff1100000bde0b80
[   63.732934][ T2532] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   63.733275][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   63.733496][ T2532] FS:  00007fbed31b6840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.733756][ T2532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.733940][ T2532] CR2: 000000003bd0da28 CR3: 000000000c997005 CR4: 0000000000771ef0
[   63.734267][ T2532] PKRU: 55555554
[   63.734381][ T2532] Call Trace:
[   63.734490][ T2532]  <TASK>
[   63.734566][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.734718][ T2532]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   63.734866][ T2532]  notifier_call_chain (kernel/notifier.c:85)
[   63.735133][ T2532]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   63.735292][ T2532]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   63.735513][ T2532]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   63.735660][ T2532]  netdev_upper_dev_link (net/core/dev.c:8972)
[   63.735807][ T2532]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   63.735955][ T2532] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   63.736229][ T2532]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   63.736380][ T2532] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   63.736530][ T2532]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   63.736680][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   63.736828][ T2532]  ? nla_strscpy (lib/nlattr.c:795)
[   63.736984][ T2532]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   63.737141][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   63.737290][ T2532]  ? __dev_get_by_name (net/core/dev.c:883)
[   63.737437][ T2532]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   63.737591][ T2532]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   63.737745][ T2532]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.737895][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.738048][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.738205][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.738349][ T2532]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.738496][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.738647][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.738801][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.738947][ T2532]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.739099][ T2532]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.739246][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.739391][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.739539][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.739756][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.739989][ T2532]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.740227][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.740456][ T2532]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.740655][ T2532]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.740803][ T2532]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.740952][ T2532]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.741112][ T2532]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.741267][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.741416][ T2532]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.741570][ T2532]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.741722][ T2532]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.741872][ T2532]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.742023][ T2532]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.742172][ T2532]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.742353][ T2532]  ? move_addr_to_kernel (net/socket.c:258)
[   63.742501][ T2532]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.742672][ T2532]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.742823][ T2532]  ___sys_sendmsg (net/socket.c:2752)
[   63.742976][ T2532]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.743168][ T2532]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.743328][ T2532]  __sys_sendmsg (net/socket.c:2784)
[   63.743474][ T2532]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.743620][ T2532]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.743810][ T2532]  ? 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)
[   63.743956][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.744109][ T2532]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.744262][ T2532]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.744413][ T2532]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.744560][ T2532]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.744751][ T2532] RIP: 0033:0x7fbed33f008e
[   63.744989][ T2532] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.745539][ T2532] RSP: 002b:00007ffe1c60e7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.745762][ T2532] RAX: ffffffffffffffda RBX: 00007ffe1c60ef48 RCX: 00007fbed33f008e
[   63.745988][ T2532] RDX: 0000000000000000 RSI: 00007ffe1c60e860 RDI: 0000000000000005
[   63.746216][ T2532] RBP: 00007ffe1c60e7c0 R08: 0000000000000000 R09: 0000000000000000
[   63.746433][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   63.746655][ T2532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1c60ef20
| [   63.748657][ T2532] ------------[ cut here ]------------
| [   63.748905][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2532
| [   63.749388][ T2532] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.750374][ T2532] Tainted: [W]=WARN
[   63.750550][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.750836][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.751150][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.751976][ T2532] RSP: 0018:ffa00000066cefd0 EFLAGS: 00010286
[   63.752268][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000ceee340 RCX: 1ff4000000cd9dc0
[   63.752604][ T2532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee3f0
[   63.752946][ T2532] RBP: ff1100001033a000 R08: 1fe22000019ddc7f R09: ff1100000bde0b80
[   63.753301][ T2532] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   63.753643][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033ae04
[   63.754004][ T2532] FS:  00007fbed31b6840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   63.754413][ T2532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.754704][ T2532] CR2: 00007ff7e51c21a0 CR3: 000000000c997005 CR4: 0000000000771ef0
[   63.755052][ T2532] PKRU: 55555554
[   63.755227][ T2532] Call Trace:
[   63.755402][ T2532]  <TASK>
[   63.755523][ T2532]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.755760][ T2532]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.755948][ T2532]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   63.756188][ T2532]  __dev_notify_flags (net/core/dev.c:9787)
[   63.756418][ T2532]  ? netif_change_name (net/core/dev.c:1495)
[   63.756649][ T2532]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   63.756874][ T2532]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   63.757109][ T2532]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   63.757353][ T2532] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   63.757589][ T2532]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   63.757826][ T2532] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   63.758061][ T2532]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   63.758299][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   63.758506][ T2532]  ? nla_strscpy (lib/nlattr.c:795)
[   63.758724][ T2532]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   63.758918][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   63.759130][ T2532]  ? __dev_get_by_name (net/core/dev.c:883)
[   63.759355][ T2532]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   63.759593][ T2532]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   63.759834][ T2532]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.760073][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.760302][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.760528][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.760763][ T2532]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.760995][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.761232][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.761458][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.761689][ T2532]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.761919][ T2532]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.762160][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.762386][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.762626][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.762852][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.763090][ T2532]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.763317][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.763535][ T2532]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.763761][ T2532]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.763992][ T2532]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.764233][ T2532]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.764465][ T2532]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.764691][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.764923][ T2532]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.765161][ T2532]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.765391][ T2532]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.765626][ T2532]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.765851][ T2532]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.766087][ T2532]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.766364][ T2532]  ? move_addr_to_kernel (net/socket.c:258)
[   63.766593][ T2532]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.766821][ T2532]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.767061][ T2532]  ___sys_sendmsg (net/socket.c:2752)
[   63.767295][ T2532]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.767575][ T2532]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.767831][ T2532]  __sys_sendmsg (net/socket.c:2784)
[   63.768531][ T2532]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.768760][ T2532]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.769059][ T2532]  ? 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)
[   63.769384][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.769609][ T2532]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.769839][ T2532]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.770080][ T2532]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.770311][ T2532]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.770591][ T2532] RIP: 0033:0x7fbed33f008e
[   63.770830][ T2532] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.771646][ T2532] RSP: 002b:00007ffe1c60e7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.771994][ T2532] RAX: ffffffffffffffda RBX: 00007ffe1c60ef48 RCX: 00007fbed33f008e
[   63.772341][ T2532] RDX: 0000000000000000 RSI: 00007ffe1c60e860 RDI: 0000000000000005
[   63.772705][ T2532] RBP: 00007ffe1c60e7c0 R08: 0000000000000000 R09: 0000000000000000
[   63.773059][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   63.773412][ T2532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1c60ef20
| [   63.809074][ T2533] ------------[ cut here ]------------
| [   63.809266][ T2533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2533
| [   63.809551][ T2533] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.810852][ T2533] Tainted: [W]=WARN
[   63.811256][ T2533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.811433][ T2533] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.811638][ T2533] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.812248][ T2533] RSP: 0018:ffa00000066df020 EFLAGS: 00010286
[   63.812434][ T2533] RAX: 00000000ffffffa6 RBX: ff110000093a2ac0 RCX: 1ff4000000cdbdca
[   63.812649][ T2533] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2b70
[   63.812854][ T2533] RBP: ff1100001033a000 R08: 1fe220000127456f R09: ff1100000bde5158
[   63.813063][ T2533] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   63.813275][ T2533] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   63.813486][ T2533] FS:  00007f0115d58840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.813732][ T2533] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.813904][ T2533] CR2: 000000002f587988 CR3: 0000000011e9c001 CR4: 0000000000771ef0
[   63.814117][ T2533] PKRU: 55555554
[   63.814223][ T2533] Call Trace:
[   63.814327][ T2533]  <TASK>
[   63.814403][ T2533]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.814544][ T2533]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.814648][ T2533]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   63.814786][ T2533]  __dev_notify_flags (net/core/dev.c:9787)
[   63.814934][ T2533]  ? netif_change_name (net/core/dev.c:1495)
[   63.815077][ T2533]  ? __dev_change_flags (net/core/dev.c:9752)
[   63.815217][ T2533]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   63.815355][ T2533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.815494][ T2533]  ? 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))
[   63.815636][ T2533]  netif_change_flags (net/core/dev.c:9820)
[   63.815773][ T2533]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   63.815915][ T2533]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   63.816082][ T2533]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   63.816228][ T2533]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   63.816400][ T2533]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   63.816536][ T2533]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.816676][ T2533]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   63.816810][ T2533]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.816947][ T2533]  ? __kernel_text_address (kernel/extable.c:79)
[   63.817100][ T2533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.817243][ T2533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.817379][ T2533]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   63.817515][ T2533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.817655][ T2533]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   63.817790][ T2533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.817927][ T2533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.818081][ T2533]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   63.818235][ T2533]  ? __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)
[   63.818376][ T2533]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   63.818523][ T2533]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   63.818668][ T2533]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   63.818807][ T2533]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   63.818946][ T2533]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   63.819091][ T2533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.819237][ T2533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.819373][ T2533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.819526][ T2533]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.819674][ T2533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.819815][ T2533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.819950][ T2533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.820093][ T2533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.820255][ T2533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.820395][ T2533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   63.820535][ T2533]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.820678][ T2533]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.820813][ T2533]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.820949][ T2533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.821092][ T2533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.821237][ T2533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.821374][ T2533]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.821510][ T2533]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.821647][ T2533]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.821792][ T2533]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.821931][ T2533]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.822072][ T2533]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.822223][ T2533]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.822358][ T2533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.822508][ T2533]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.822650][ T2533]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.822789][ T2533]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.822933][ T2533]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.823073][ T2533]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.823214][ T2533]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.823389][ T2533]  ? move_addr_to_kernel (net/socket.c:258)
[   63.823528][ T2533]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.823666][ T2533]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.823804][ T2533]  ___sys_sendmsg (net/socket.c:2752)
[   63.823939][ T2533]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.824120][ T2533]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.824274][ T2533]  __sys_sendmsg (net/socket.c:2784)
[   63.824416][ T2533]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.824567][ T2533]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.824744][ T2533]  ? 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)
[   63.824883][ T2533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.825028][ T2533]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.825174][ T2533]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.825314][ T2533]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.825453][ T2533]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.825628][ T2533] RIP: 0033:0x7f0115f9208e
[   63.825779][ T2533] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.826274][ T2533] RSP: 002b:00007ffcdd315950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.826483][ T2533] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0115f9208e
[   63.826699][ T2533] RDX: 0000000000000000 RSI: 00007ffcdd315a00 RDI: 0000000000000005
[   63.826902][ T2533] RBP: 00007ffcdd315960 R08: 0000000000000000 R09: 0000000000000000
[   63.827114][ T2533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   63.827318][ T2533] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdd3160c0
| [   63.914319][ T2538] ------------[ cut here ]------------
| [   63.914601][ T2538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2538
| [   63.915005][ T2538] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.915832][ T2538] Tainted: [W]=WARN
[   63.915991][ T2538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.916283][ T2538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.916531][ T2538] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.917275][ T2538] RSP: 0018:ffa000000649efe0 EFLAGS: 00010286
[   63.917582][ T2538] RAX: 00000000ffffffa6 RBX: ff11000005e31840 RCX: 1ff4000000c93dc2
[   63.917906][ T2538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e318f0
[   63.918217][ T2538] RBP: ff1100001140a000 R08: 1fe2200000bc631f R09: ff1100000c6b5158
[   63.918517][ T2538] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   63.918802][ T2538] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   63.919111][ T2538] FS:  00007fbda893b840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   63.919462][ T2538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.919715][ T2538] CR2: 000000003184a988 CR3: 0000000011efe001 CR4: 0000000000771ef0
[   63.920047][ T2538] PKRU: 55555554
[   63.920198][ T2538] Call Trace:
[   63.920355][ T2538]  <TASK>
[   63.920469][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.920696][ T2538]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   63.920916][ T2538]  notifier_call_chain (kernel/notifier.c:85)
[   63.921257][ T2538]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   63.921494][ T2538]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   63.921753][ T2538]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   63.921956][ T2538]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.922303][ T2538]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   63.922507][ T2538]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   63.922708][ T2538]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   63.922964][ T2538] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   63.923294][ T2538]  ? write_profile (kernel/profile.c:194)
[   63.923636][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.923836][ T2538]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   63.924221][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.924470][ T2538]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   63.924688][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.924905][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.925231][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.925422][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.925607][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.925845][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.926049][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.926252][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.926452][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.926649][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.926853][ T2538]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   63.927059][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.927248][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.927438][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.927643][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.927839][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.928039][ T2538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.928248][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.928465][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.928679][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.928898][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.929128][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.929345][ T2538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.929540][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.929728][ T2538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.929916][ T2538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.930103][ T2538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.930309][ T2538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.930509][ T2538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.930690][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.930873][ T2538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.931074][ T2538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.931284][ T2538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.931487][ T2538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.931669][ T2538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.931851][ T2538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.932115][ T2538]  ? move_addr_to_kernel (net/socket.c:258)
[   63.932299][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.932482][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.932674][ T2538]  ___sys_sendmsg (net/socket.c:2752)
[   63.932860][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.933113][ T2538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.933335][ T2538]  __sys_sendmsg (net/socket.c:2784)
[   63.933521][ T2538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.933724][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.934007][ T2538]  ? 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)
[   63.934224][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.934444][ T2538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.934660][ T2538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.934857][ T2538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.935050][ T2538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.935285][ T2538] RIP: 0033:0x7fbda8b7508e
[   63.935494][ T2538] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.936176][ T2538] RSP: 002b:00007ffd2ed78550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.936453][ T2538] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbda8b7508e
[   63.936729][ T2538] RDX: 0000000000000000 RSI: 00007ffd2ed78600 RDI: 0000000000000005
[   63.937019][ T2538] RBP: 00007ffd2ed78560 R08: 0000000000000000 R09: 0000000000000000
[   63.937314][ T2538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   63.937602][ T2538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2ed78cc0
| [   63.940249][ T2538] ------------[ cut here ]------------
| [   63.940402][ T2538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2538
| [   63.940671][ T2538] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.941295][ T2538] Tainted: [W]=WARN
[   63.941414][ T2538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.941595][ T2538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.941777][ T2538] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.942289][ T2538] RSP: 0018:ffa000000649f060 EFLAGS: 00010286
[   63.942467][ T2538] RAX: 00000000ffffffa6 RBX: ff1100000f228ac0 RCX: 1ff4000000c93dd2
[   63.942668][ T2538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f228b70
[   63.942874][ T2538] RBP: ff1100001033a000 R08: 1fe2200001e4516f R09: ff1100000c6b5158
[   63.943265][ T2538] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   63.943474][ T2538] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000649f100
[   63.943693][ T2538] FS:  00007fbda893b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   63.943944][ T2538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.944119][ T2538] CR2: 0000561b07814d5c CR3: 0000000011efe002 CR4: 0000000000771ef0
[   63.944324][ T2538] PKRU: 55555554
[   63.944427][ T2538] Call Trace:
[   63.944527][ T2538]  <TASK>
[   63.944597][ T2538]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   63.944745][ T2538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   63.944849][ T2538]  netif_close_many (net/core/dev.c:1804)
[   63.945003][ T2538]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.945146][ T2538]  ? __dev_close_many (net/core/dev.c:1781)
[   63.945277][ T2538]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   63.945441][ T2538]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   63.945607][ T2538]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   63.945748][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.945887][ T2538]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.946058][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.946199][ T2538]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   63.946331][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.946460][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.946590][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.946719][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.946852][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.947015][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.947155][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.947286][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.947418][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.947549][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.947685][ T2538]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   63.947818][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.947954][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.948091][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.948225][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.948359][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.948493][ T2538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.948625][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.948757][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.948887][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.949030][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.949165][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.949298][ T2538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.949441][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.949589][ T2538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.949724][ T2538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.949856][ T2538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.950009][ T2538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.950149][ T2538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.950286][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.950419][ T2538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.950553][ T2538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.950683][ T2538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.950816][ T2538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.950948][ T2538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.951093][ T2538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.951261][ T2538]  ? move_addr_to_kernel (net/socket.c:258)
[   63.951395][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.951526][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.951659][ T2538]  ___sys_sendmsg (net/socket.c:2752)
[   63.951787][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.951951][ T2538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.952103][ T2538]  __sys_sendmsg (net/socket.c:2784)
[   63.952238][ T2538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.952369][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.952534][ T2538]  ? 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)
[   63.952666][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.952799][ T2538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.952932][ T2538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.953072][ T2538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.953212][ T2538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.953374][ T2538] RIP: 0033:0x7fbda8b7508e
[   63.953511][ T2538] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.953981][ T2538] RSP: 002b:00007ffd2ed78550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.954189][ T2538] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbda8b7508e
[   63.954388][ T2538] RDX: 0000000000000000 RSI: 00007ffd2ed78600 RDI: 0000000000000005
[   63.954583][ T2538] RBP: 00007ffd2ed78560 R08: 0000000000000000 R09: 0000000000000000
[   63.954777][ T2538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   63.954978][ T2538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2ed78cc0
| [   63.958378][ T2538] ------------[ cut here ]------------
| [   63.958654][ T2538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2538
| [   63.959113][ T2538] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   63.960088][ T2538] Tainted: [W]=WARN
[   63.960315][ T2538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.960624][ T2538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   63.960939][ T2538] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   63.961728][ T2538] RSP: 0018:ffa000000649f190 EFLAGS: 00010286
[   63.962057][ T2538] RAX: 00000000ffffffa6 RBX: ff11000005e31e40 RCX: 1ff4000000c93df8
[   63.962427][ T2538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e31ef0
[   63.962790][ T2538] RBP: ff1100001033a000 R08: 1fe2200000bc63df R09: ff1100000c6b5158
[   63.963171][ T2538] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   63.963531][ T2538] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   63.963883][ T2538] FS:  00007fbda893b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   63.964307][ T2538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.964609][ T2538] CR2: 00007ffff5510f58 CR3: 0000000011efe005 CR4: 0000000000771ef0
[   63.964983][ T2538] PKRU: 55555554
[   63.965367][ T2538] Call Trace:
[   63.965574][ T2538]  <TASK>
[   63.965730][ T2538]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   63.966061][ T2538]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   63.966375][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.966630][ T2538]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   63.966878][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.967159][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.967413][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.967667][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.967917][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.968224][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.968472][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.968727][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   63.969000][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.969266][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.969520][ T2538]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   63.969800][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.970064][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.970326][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.970580][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   63.970835][ T2538]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   63.971111][ T2538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   63.971381][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.971630][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.971880][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.972161][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   63.972409][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   63.972662][ T2538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   63.972910][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.973197][ T2538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.973456][ T2538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   63.973702][ T2538]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   63.973952][ T2538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.974231][ T2538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.974482][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   63.974737][ T2538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   63.975010][ T2538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   63.975275][ T2538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   63.975531][ T2538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   63.975785][ T2538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   63.976052][ T2538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   63.976354][ T2538]  ? move_addr_to_kernel (net/socket.c:258)
[   63.976607][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   63.976863][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   63.977145][ T2538]  ___sys_sendmsg (net/socket.c:2752)
[   63.977397][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   63.977700][ T2538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   63.977991][ T2538]  __sys_sendmsg (net/socket.c:2784)
[   63.978254][ T2538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   63.978501][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   63.978809][ T2538]  ? 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)
[   63.979081][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   63.979332][ T2538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   63.979573][ T2538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   63.979818][ T2538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   63.980086][ T2538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.980394][ T2538] RIP: 0033:0x7fbda8b7508e
[   63.980659][ T2538] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.981420][ T2538] RSP: 002b:00007ffd2ed78550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.981769][ T2538] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbda8b7508e
[   63.982139][ T2538] RDX: 0000000000000000 RSI: 00007ffd2ed78600 RDI: 0000000000000005
[   63.982492][ T2538] RBP: 00007ffd2ed78560 R08: 0000000000000000 R09: 0000000000000000
[   63.982839][ T2538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   63.983214][ T2538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2ed78cc0
| [   64.114799][ T2542] ------------[ cut here ]------------
| [   64.115650][ T2542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2542
| [   64.116153][ T2542] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.117181][ T2542] Tainted: [W]=WARN
[   64.117399][ T2542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.117742][ T2542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.118097][ T2542] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.118922][ T2542] RSP: 0018:ffa000000665efe0 EFLAGS: 00010286
[   64.119277][ T2542] RAX: 00000000ffffffa6 RBX: ff1100000c499840 RCX: 1ff4000000ccbdc2
[   64.119650][ T2542] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4998f0
[   64.120040][ T2542] RBP: ff1100001140a000 R08: 1fe220000189331f R09: ff1100000ce55158
[   64.120421][ T2542] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   64.120796][ T2542] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   64.121197][ T2542] FS:  00007f8e697ee840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   64.121631][ T2542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.121958][ T2542] CR2: 0000000023610988 CR3: 0000000011e5c004 CR4: 0000000000771ef0
[   64.122361][ T2542] PKRU: 55555554
[   64.122581][ T2542] Call Trace:
[   64.122799][ T2542]  <TASK>
[   64.122984][ T2542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.123267][ T2542]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   64.123544][ T2542]  notifier_call_chain (kernel/notifier.c:85)
[   64.123821][ T2542]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   64.124107][ T2542]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   64.124443][ T2542]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   64.124716][ T2542]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.125003][ T2542]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.125283][ T2542]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   64.125556][ T2542]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   64.125884][ T2542] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   64.126184][ T2542]  ? write_profile (kernel/profile.c:194)
[   64.126457][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.126735][ T2542]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   64.127092][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.127377][ T2542]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   64.127692][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.127965][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.128286][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.128559][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.128828][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.129151][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.129419][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.129692][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.129986][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.130266][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.130543][ T2542]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.130821][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.131108][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.131388][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.131660][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.131938][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.132241][ T2542]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.132520][ T2542]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.132789][ T2542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.133090][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.133376][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.133647][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.133919][ T2542]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.134249][ T2542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.134531][ T2542]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.134808][ T2542]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.135112][ T2542]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.135399][ T2542]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.135674][ T2542]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.135947][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.136247][ T2542]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.136535][ T2542]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.136807][ T2542]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.137102][ T2542]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.137406][ T2542]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.137681][ T2542]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.138022][ T2542]  ? move_addr_to_kernel (net/socket.c:258)
[   64.138311][ T2542]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.138586][ T2542]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.138861][ T2542]  ___sys_sendmsg (net/socket.c:2752)
[   64.139173][ T2542]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.139505][ T2542]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.139793][ T2542]  __sys_sendmsg (net/socket.c:2784)
[   64.140077][ T2542]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.140350][ T2542]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.140683][ T2542]  ? 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)
[   64.140952][ T2542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.141248][ T2542]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.141517][ T2542]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.141788][ T2542]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.142075][ T2542]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.142406][ T2542] RIP: 0033:0x7f8e69a2808e
[   64.142685][ T2542] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.143528][ T2542] RSP: 002b:00007fff08fff100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.143904][ T2542] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e69a2808e
[   64.144303][ T2542] RDX: 0000000000000000 RSI: 00007fff08fff1b0 RDI: 0000000000000005
[   64.144692][ T2542] RBP: 00007fff08fff110 R08: 0000000000000000 R09: 0000000000000000
[   64.145082][ T2542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.145467][ T2542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff08fff870
| [   64.148904][ T2542] ------------[ cut here ]------------
| [   64.150471][ T2542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2542
| [   64.150921][ T2542] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.152148][ T2542] Tainted: [W]=WARN
[   64.152313][ T2542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.152575][ T2542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.152853][ T2542] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.153776][ T2542] RSP: 0018:ffa000000665f060 EFLAGS: 00010286
[   64.154193][ T2542] RAX: 00000000ffffffa6 RBX: ff1100000c498640 RCX: 1ff4000000ccbdd2
[   64.154526][ T2542] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4986f0
[   64.154838][ T2542] RBP: ff11000012412000 R08: 1fe22000018930df R09: ff1100000ce55158
[   64.155282][ T2542] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   64.155593][ T2542] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000665f100
[   64.155902][ T2542] FS:  00007f8e697ee840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   64.156280][ T2542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.156543][ T2542] CR2: 0000561b07814d5c CR3: 0000000011e5c002 CR4: 0000000000771ef0
[   64.156886][ T2542] PKRU: 55555554
[   64.157052][ T2542] Call Trace:
[   64.157215][ T2542]  <TASK>
[   64.157330][ T2542]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.157547][ T2542]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.157708][ T2542]  netif_close_many (net/core/dev.c:1804)
[   64.157919][ T2542]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.158146][ T2542]  ? __dev_close_many (net/core/dev.c:1781)
[   64.158352][ T2542]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   64.158611][ T2542]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   64.158868][ T2542]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   64.159093][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.159309][ T2542]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.159571][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.159783][ T2542]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   64.160003][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.160213][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.160420][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.160631][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.160855][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.161109][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.161323][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.161527][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.161728][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.161934][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.162162][ T2542]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.162375][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.162585][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.162806][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.163031][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.163245][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.163456][ T2542]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.163660][ T2542]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.163863][ T2542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.164076][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.164290][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.164503][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.164715][ T2542]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.164923][ T2542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.165147][ T2542]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.165366][ T2542]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.165572][ T2542]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.165781][ T2542]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.165996][ T2542]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.166212][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.166425][ T2542]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.166635][ T2542]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.166844][ T2542]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.167065][ T2542]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.167278][ T2542]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.167482][ T2542]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.167735][ T2542]  ? move_addr_to_kernel (net/socket.c:258)
[   64.167939][ T2542]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.168174][ T2542]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.168392][ T2542]  ___sys_sendmsg (net/socket.c:2752)
[   64.168596][ T2542]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.168854][ T2542]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.169095][ T2542]  __sys_sendmsg (net/socket.c:2784)
[   64.169347][ T2542]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.169554][ T2542]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.169812][ T2542]  ? 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)
[   64.170204][ T2542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.170423][ T2542]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.170633][ T2542]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.170841][ T2542]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.171228][ T2542]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.171490][ T2542] RIP: 0033:0x7f8e69a2808e
[   64.171725][ T2542] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.172464][ T2542] RSP: 002b:00007fff08fff100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.172784][ T2542] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e69a2808e
[   64.173264][ T2542] RDX: 0000000000000000 RSI: 00007fff08fff1b0 RDI: 0000000000000005
[   64.173573][ T2542] RBP: 00007fff08fff110 R08: 0000000000000000 R09: 0000000000000000
[   64.174041][ T2542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.174380][ T2542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff08fff870
| [   64.179703][ T2542] ------------[ cut here ]------------
| [   64.179927][ T2542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2542
| [   64.180332][ T2542] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.181188][ T2542] Tainted: [W]=WARN
[   64.181337][ T2542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.181610][ T2542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.181870][ T2542] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.182589][ T2542] RSP: 0018:ffa000000665f190 EFLAGS: 00010286
[   64.182836][ T2542] RAX: 00000000ffffffa6 RBX: ff110000093a3e40 RCX: 1ff4000000ccbdf8
[   64.183139][ T2542] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3ef0
[   64.183440][ T2542] RBP: ff11000012412000 R08: 1fe22000012747df R09: ff1100000ce55158
[   64.183740][ T2542] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   64.184040][ T2542] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   64.184345][ T2542] FS:  00007f8e697ee840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   64.184840][ T2542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.185099][ T2542] CR2: 0000561b07814d5c CR3: 0000000011e5c002 CR4: 0000000000771ef0
[   64.185400][ T2542] PKRU: 55555554
[   64.185550][ T2542] Call Trace:
[   64.185844][ T2542]  <TASK>
[   64.185954][ T2542]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   64.186222][ T2542]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.186477][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.186836][ T2542]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   64.187047][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.187244][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.187438][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.187783][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.187991][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.188230][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.188435][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.188782][ T2542]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.188989][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.189195][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.189392][ T2542]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.189736][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.189934][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.190141][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.190339][ T2542]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.190686][ T2542]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.190882][ T2542]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.191096][ T2542]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.191299][ T2542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.191647][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.191857][ T2542]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.192112][ T2542]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.192321][ T2542]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.192666][ T2542]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.192864][ T2542]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.193089][ T2542]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.193296][ T2542]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.193650][ T2542]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.193853][ T2542]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.194069][ T2542]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.194279][ T2542]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.194491][ T2542]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.194693][ T2542]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.194903][ T2542]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.195109][ T2542]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.195445][ T2542]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.195687][ T2542]  ? move_addr_to_kernel (net/socket.c:258)
[   64.195881][ T2542]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.196086][ T2542]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.196442][ T2542]  ___sys_sendmsg (net/socket.c:2752)
[   64.196647][ T2542]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.196896][ T2542]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.197277][ T2542]  __sys_sendmsg (net/socket.c:2784)
[   64.197476][ T2542]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.197670][ T2542]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.197961][ T2542]  ? 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)
[   64.198320][ T2542]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.198533][ T2542]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.198728][ T2542]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.198925][ T2542]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.199294][ T2542]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.199540][ T2542] RIP: 0033:0x7f8e69a2808e
[   64.199746][ T2542] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.200624][ T2542] RSP: 002b:00007fff08fff100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.200934][ T2542] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e69a2808e
[   64.201394][ T2542] RDX: 0000000000000000 RSI: 00007fff08fff1b0 RDI: 0000000000000005
[   64.201687][ T2542] RBP: 00007fff08fff110 R08: 0000000000000000 R09: 0000000000000000
[   64.201960][ T2542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.202265][ T2542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff08fff870
| [   64.288631][ T2544] ------------[ cut here ]------------
| [   64.289007][ T2544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2544
| [   64.289533][ T2544] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.290590][ T2544] Tainted: [W]=WARN
[   64.290844][ T2544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.291280][ T2544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.291669][ T2544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.292527][ T2544] RSP: 0018:ffa000000665f1b0 EFLAGS: 00010286
[   64.292862][ T2544] RAX: 00000000ffffffa6 RBX: ff1100000ceef540 RCX: 1ff4000000ccbdfc
[   64.293262][ T2544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef5f0
[   64.293689][ T2544] RBP: ff110000084b1000 R08: 1fe22000019ddebf R09: ff1100000a385180
[   64.294084][ T2544] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   64.294473][ T2544] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   64.294881][ T2544] FS:  00007f9c79434840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   64.295344][ T2544] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.295694][ T2544] CR2: 00007f9c7962d460 CR3: 0000000011fde006 CR4: 0000000000771ef0
[   64.296092][ T2544] PKRU: 55555554
[   64.296325][ T2544] Call Trace:
[   64.296541][ T2544]  <TASK>
[   64.296720][ T2544]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.297017][ T2544]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.297256][ T2544]  __dev_notify_flags (net/core/dev.c:9787)
[   64.297529][ T2544]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   64.297802][ T2544]  ? netif_change_name (net/core/dev.c:1495)
[   64.298102][ T2544]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   64.298420][ T2544]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   64.298698][ T2544]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   64.299007][ T2544]  ? __dev_get_by_name (net/core/dev.c:883)
[   64.299309][ T2544]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   64.299596][ T2544]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   64.299883][ T2544]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   64.300199][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.300502][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.300805][ T2544]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.301098][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.301386][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.301693][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.301986][ T2544]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.302265][ T2544]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.302560][ T2544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.302863][ T2544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.303150][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.303423][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.303693][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.304031][ T2544]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.304322][ T2544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.304585][ T2544]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.304856][ T2544]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.305167][ T2544]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.305448][ T2544]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.305718][ T2544]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.306013][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.306298][ T2544]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.306598][ T2544]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.306869][ T2544]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.307168][ T2544]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.307479][ T2544]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.307770][ T2544]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.308106][ T2544]  ? move_addr_to_kernel (net/socket.c:258)
[   64.308400][ T2544]  ___sys_sendmsg (net/socket.c:2752)
[   64.308685][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.308991][ T2544]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.309285][ T2544]  ? 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))
[   64.309559][ T2544]  __sys_sendmsg (net/socket.c:2784)
[   64.309845][ T2544]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.310151][ T2544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.310442][ T2544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.310713][ T2544]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.310993][ T2544]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.311270][ T2544]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.311563][ T2544]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.311879][ T2544] RIP: 0033:0x7f9c7966e08e
[   64.312200][ T2544] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.313052][ T2544] RSP: 002b:00007ffce03912c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.313447][ T2544] RAX: ffffffffffffffda RBX: 00007ffce0391a58 RCX: 00007f9c7966e08e
[   64.313824][ T2544] RDX: 0000000000000000 RSI: 00007ffce0391370 RDI: 0000000000000005
[   64.314237][ T2544] RBP: 00007ffce03912d0 R08: 0000000000000000 R09: 0000000000000000
[   64.314643][ T2544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.315034][ T2544] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce0391a30
| [   64.387645][ T2546] ------------[ cut here ]------------
| [   64.387926][ T2546] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2546
| [   64.388374][ T2546] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.389246][ T2546] Tainted: [W]=WARN
[   64.389409][ T2546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.389673][ T2546] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.389953][ T2546] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.390746][ T2546] RSP: 0018:ffa000000671f020 EFLAGS: 00010286
[   64.391031][ T2546] RAX: 00000000ffffffa6 RBX: ff1100000c611cc0 RCX: 1ff4000000ce3dca
[   64.391348][ T2546] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611d70
[   64.391660][ T2546] RBP: ff110000084b1000 R08: 1fe22000018c23af R09: ff1100000c510b58
[   64.391977][ T2546] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   64.392296][ T2546] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   64.392618][ T2546] FS:  00007f5de8a30840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   64.393006][ T2546] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.393272][ T2546] CR2: 00007f5de8d001a0 CR3: 0000000011f87006 CR4: 0000000000771ef0
[   64.393594][ T2546] PKRU: 55555554
[   64.393756][ T2546] Call Trace:
[   64.393914][ T2546]  <TASK>
[   64.394036][ T2546]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.394256][ T2546]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.394422][ T2546]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   64.394638][ T2546]  __dev_notify_flags (net/core/dev.c:9787)
[   64.394855][ T2546]  ? netif_change_name (net/core/dev.c:1495)
[   64.395075][ T2546]  ? __dev_change_flags (net/core/dev.c:9752)
[   64.395312][ T2546]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   64.395513][ T2546]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.395722][ T2546]  ? 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))
[   64.395931][ T2546]  netif_change_flags (net/core/dev.c:9820)
[   64.396157][ T2546]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.396372][ T2546]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   64.396586][ T2546]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   64.396795][ T2546]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   64.397064][ T2546]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   64.397282][ T2546]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.397498][ T2546]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   64.397707][ T2546]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.397921][ T2546]  ? __kernel_text_address (kernel/extable.c:79)
[   64.398149][ T2546]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.398361][ T2546]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.398580][ T2546]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   64.398799][ T2546]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.399024][ T2546]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   64.399242][ T2546]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.399450][ T2546]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.399653][ T2546]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   64.399857][ T2546]  ? __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)
[   64.400071][ T2546]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   64.400286][ T2546]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   64.400496][ T2546]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   64.400705][ T2546]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   64.400923][ T2546]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   64.401151][ T2546]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.401365][ T2546]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.401582][ T2546]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.401791][ T2546]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.402009][ T2546]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.402234][ T2546]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.402447][ T2546]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.402658][ T2546]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.402867][ T2546]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.403090][ T2546]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.403303][ T2546]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.403519][ T2546]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.403731][ T2546]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.403936][ T2546]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.404157][ T2546]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.404366][ T2546]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.404581][ T2546]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.404795][ T2546]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.405028][ T2546]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.405251][ T2546]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.405457][ T2546]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.405666][ T2546]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.405886][ T2546]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.406106][ T2546]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.406323][ T2546]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.406532][ T2546]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.406742][ T2546]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.406957][ T2546]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.407200][ T2546]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.407412][ T2546]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.407677][ T2546]  ? move_addr_to_kernel (net/socket.c:258)
[   64.407893][ T2546]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.408110][ T2546]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.408322][ T2546]  ___sys_sendmsg (net/socket.c:2752)
[   64.408536][ T2546]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.408802][ T2546]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.409051][ T2546]  __sys_sendmsg (net/socket.c:2784)
[   64.409267][ T2546]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.409477][ T2546]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.409745][ T2546]  ? 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)
[   64.409949][ T2546]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.410172][ T2546]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.410385][ T2546]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.410598][ T2546]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.410808][ T2546]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.411079][ T2546] RIP: 0033:0x7f5de8c6a08e
[   64.411309][ T2546] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.412079][ T2546] RSP: 002b:00007ffe1ad974e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.412402][ T2546] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5de8c6a08e
[   64.412720][ T2546] RDX: 0000000000000000 RSI: 00007ffe1ad97590 RDI: 0000000000000005
[   64.413041][ T2546] RBP: 00007ffe1ad974f0 R08: 0000000000000000 R09: 0000000000000000
[   64.413352][ T2546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.413669][ T2546] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1ad97c50
| [   64.513427][ T2551] ------------[ cut here ]------------
| [   64.513622][ T2551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2551
| [   64.513933][ T2551] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.514546][ T2551] Tainted: [W]=WARN
[   64.514651][ T2551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.514825][ T2551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.515014][ T2551] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.515506][ T2551] RSP: 0018:ffa000000674f060 EFLAGS: 00010286
[   64.515677][ T2551] RAX: 00000000ffffffa6 RBX: ff11000012375540 RCX: 1ff4000000ce9dd2
[   64.515874][ T2551] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123755f0
[   64.516082][ T2551] RBP: ff110000084b1000 R08: 1fe220000246eabf R09: ff110000092b5158
[   64.516285][ T2551] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   64.516487][ T2551] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000674f100
[   64.516689][ T2551] FS:  00007fb75af35840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   64.516926][ T2551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.517103][ T2551] CR2: 000000002bef3988 CR3: 0000000011f86005 CR4: 0000000000771ef0
[   64.517310][ T2551] PKRU: 55555554
[   64.517411][ T2551] Call Trace:
[   64.517513][ T2551]  <TASK>
[   64.517590][ T2551]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.517731][ T2551]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.517837][ T2551]  netif_close_many (net/core/dev.c:1804)
[   64.517978][ T2551]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   64.518115][ T2551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.518251][ T2551]  ? __dev_close_many (net/core/dev.c:1781)
[   64.518384][ T2551]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   64.518555][ T2551]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   64.518723][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.518855][ T2551]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.519024][ T2551]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.519164][ T2551]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.519296][ T2551]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   64.519467][ T2551]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   64.519604][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.519747][ T2551]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   64.519884][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.520027][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.520163][ T2551]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.520300][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.520435][ T2551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.520594][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.520728][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.520862][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.521003][ T2551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.521143][ T2551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.521279][ T2551]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.521418][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.521551][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.521685][ T2551]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.521817][ T2551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.521952][ T2551]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.522099][ T2551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.522238][ T2551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.522371][ T2551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.522506][ T2551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.522644][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.522777][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.522909][ T2551]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.523048][ T2551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.523191][ T2551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.523329][ T2551]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.523462][ T2551]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.523599][ T2551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.523739][ T2551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.523872][ T2551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.524012][ T2551]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.524148][ T2551]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.524281][ T2551]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.524418][ T2551]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.524553][ T2551]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.524689][ T2551]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.524855][ T2551]  ? move_addr_to_kernel (net/socket.c:258)
[   64.524996][ T2551]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.525136][ T2551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.525271][ T2551]  ___sys_sendmsg (net/socket.c:2752)
[   64.525406][ T2551]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.525578][ T2551]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.525728][ T2551]  __sys_sendmsg (net/socket.c:2784)
[   64.525860][ T2551]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.525999][ T2551]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.526171][ T2551]  ? 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)
[   64.526302][ T2551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.526434][ T2551]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.526567][ T2551]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.526701][ T2551]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.526843][ T2551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.527021][ T2551] RIP: 0033:0x7fb75b16f08e
[   64.527169][ T2551] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.527645][ T2551] RSP: 002b:00007ffd4af71990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.527845][ T2551] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb75b16f08e
[   64.528056][ T2551] RDX: 0000000000000000 RSI: 00007ffd4af71a40 RDI: 0000000000000005
[   64.528258][ T2551] RBP: 00007ffd4af719a0 R08: 0000000000000000 R09: 0000000000000000
[   64.528454][ T2551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.528659][ T2551] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4af72100
| [   64.531276][ T2551] ------------[ cut here ]------------
| [   64.531419][ T2551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2551
| [   64.531687][ T2551] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.532662][ T2551] Tainted: [W]=WARN
[   64.532763][ T2551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.532927][ T2551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.533107][ T2551] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.533565][ T2551] RSP: 0018:ffa000000674f190 EFLAGS: 00010286
[   64.533729][ T2551] RAX: 00000000ffffffa6 RBX: ff11000011bff240 RCX: 1ff4000000ce9df8
[   64.533923][ T2551] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff2f0
[   64.534125][ T2551] RBP: ff110000084b1000 R08: 1fe220000237fe5f R09: ff110000092b5158
[   64.534323][ T2551] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   64.534516][ T2551] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   64.534716][ T2551] FS:  00007fb75af35840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   64.534947][ T2551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.535115][ T2551] CR2: 000000002bef3988 CR3: 0000000011f86005 CR4: 0000000000771ef0
[   64.535314][ T2551] PKRU: 55555554
[   64.535412][ T2551] Call Trace:
[   64.535512][ T2551]  <TASK>
[   64.535582][ T2551]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   64.535751][ T2551]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.535909][ T2551]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.536045][ T2551]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.536180][ T2551]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   64.536345][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.536479][ T2551]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   64.536610][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.536737][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.536864][ T2551]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.536997][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.537124][ T2551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.537280][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.537407][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.537536][ T2551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.537667][ T2551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.537798][ T2551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.537928][ T2551]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.538070][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.538207][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.538342][ T2551]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.538470][ T2551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.538606][ T2551]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.538742][ T2551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.538873][ T2551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.539006][ T2551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.539144][ T2551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.539274][ T2551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.539409][ T2551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.539544][ T2551]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.539674][ T2551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.539806][ T2551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.539941][ T2551]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.540080][ T2551]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.540213][ T2551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.540341][ T2551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.540471][ T2551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.540605][ T2551]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.540738][ T2551]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.540870][ T2551]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.541010][ T2551]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.541143][ T2551]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.541276][ T2551]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.541437][ T2551]  ? move_addr_to_kernel (net/socket.c:258)
[   64.541570][ T2551]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.541704][ T2551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.541835][ T2551]  ___sys_sendmsg (net/socket.c:2752)
[   64.541962][ T2551]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.542138][ T2551]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.542285][ T2551]  __sys_sendmsg (net/socket.c:2784)
[   64.542418][ T2551]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.542545][ T2551]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.542707][ T2551]  ? 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)
[   64.542837][ T2551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.542967][ T2551]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.543102][ T2551]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.543234][ T2551]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.543368][ T2551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.543533][ T2551] RIP: 0033:0x7fb75b16f08e
[   64.543672][ T2551] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.544136][ T2551] RSP: 002b:00007ffd4af71990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.544333][ T2551] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb75b16f08e
[   64.544533][ T2551] RDX: 0000000000000000 RSI: 00007ffd4af71a40 RDI: 0000000000000005
[   64.544725][ T2551] RBP: 00007ffd4af719a0 R08: 0000000000000000 R09: 0000000000000000
[   64.544918][ T2551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.545125][ T2551] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4af72100
| [   64.652152][ T2556] ------------[ cut here ]------------
| [   64.652365][ T2556] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2556
| [   64.652687][ T2556] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.653374][ T2556] Tainted: [W]=WARN
[   64.653482][ T2556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.653662][ T2556] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.653848][ T2556] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.654498][ T2556] RSP: 0018:ffa000000679f1b0 EFLAGS: 00010286
[   64.654683][ T2556] RAX: 00000000ffffffa6 RBX: ff1100000f2284c0 RCX: 1ff4000000cf3dfc
[   64.654898][ T2556] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f228570
[   64.655177][ T2556] RBP: ff110000084a9000 R08: 1fe2200001e450af R09: ff11000011c12e80
[   64.655389][ T2556] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   64.655628][ T2556] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   64.655842][ T2556] FS:  00007f3ba6d77840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   64.656195][ T2556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.656386][ T2556] CR2: 00007f3ba70ec040 CR3: 0000000011cc7003 CR4: 0000000000771ef0
[   64.656595][ T2556] PKRU: 55555554
[   64.656701][ T2556] Call Trace:
[   64.656813][ T2556]  <TASK>
[   64.656887][ T2556]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.657117][ T2556]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.657244][ T2556]  __dev_notify_flags (net/core/dev.c:9787)
[   64.657460][ T2556]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   64.657705][ T2556]  ? netif_change_name (net/core/dev.c:1495)
[   64.657937][ T2556]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   64.658168][ T2556]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   64.658427][ T2556]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   64.658649][ T2556]  ? __dev_get_by_name (net/core/dev.c:883)
[   64.658863][ T2556]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   64.659103][ T2556]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   64.659330][ T2556]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   64.659554][ T2556]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.659789][ T2556]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.660002][ T2556]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.660219][ T2556]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.660401][ T2556]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.660550][ T2556]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.660696][ T2556]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.660836][ T2556]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.660986][ T2556]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.661126][ T2556]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.661277][ T2556]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.661417][ T2556]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.661555][ T2556]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.661746][ T2556]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.661904][ T2556]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.662052][ T2556]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.662205][ T2556]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.662346][ T2556]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.662499][ T2556]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.662639][ T2556]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.662778][ T2556]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.662941][ T2556]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.663111][ T2556]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.663289][ T2556]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.663432][ T2556]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.663572][ T2556]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.663711][ T2556]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.663907][ T2556]  ? move_addr_to_kernel (net/socket.c:258)
[   64.664057][ T2556]  ___sys_sendmsg (net/socket.c:2752)
[   64.664201][ T2556]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.664340][ T2556]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.664513][ T2556]  ? 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))
[   64.664670][ T2556]  __sys_sendmsg (net/socket.c:2784)
[   64.664819][ T2556]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.664961][ T2556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.665117][ T2556]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.665264][ T2556]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.665404][ T2556]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.665565][ T2556]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.665707][ T2556]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.665879][ T2556] RIP: 0033:0x7f3ba6fb108e
[   64.666033][ T2556] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.666557][ T2556] RSP: 002b:00007ffd6d3d7060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.666780][ T2556] RAX: ffffffffffffffda RBX: 00007ffd6d3d77f8 RCX: 00007f3ba6fb108e
[   64.666997][ T2556] RDX: 0000000000000000 RSI: 00007ffd6d3d7110 RDI: 0000000000000005
[   64.667222][ T2556] RBP: 00007ffd6d3d7070 R08: 0000000000000000 R09: 0000000000000000
[   64.667435][ T2556] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbab
[   64.667645][ T2556] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6d3d77d0
| [   64.736331][ T2557] ------------[ cut here ]------------
| [   64.736595][ T2557] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2557
| [   64.737034][ T2557] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.737908][ T2557] Tainted: [W]=WARN
[   64.738339][ T2557] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.738636][ T2557] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.738919][ T2557] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.739834][ T2557] RSP: 0018:ffa000000679f020 EFLAGS: 00010286
[   64.740243][ T2557] RAX: 00000000ffffffa6 RBX: ff1100000ceee4c0 RCX: 1ff4000000cf3dca
[   64.740579][ T2557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee570
[   64.740893][ T2557] RBP: ff110000084a9000 R08: 1fe22000019ddcaf R09: ff1100000c982e58
[   64.741334][ T2557] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   64.741653][ T2557] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   64.741956][ T2557] FS:  00007f1864638840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   64.742440][ T2557] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.742709][ T2557] CR2: 0000000028335988 CR3: 000000000f2b9002 CR4: 0000000000771ef0
[   64.743092][ T2557] PKRU: 55555554
[   64.743266][ T2557] Call Trace:
[   64.743425][ T2557]  <TASK>
[   64.743535][ T2557]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.743757][ T2557]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.743915][ T2557]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   64.744141][ T2557]  __dev_notify_flags (net/core/dev.c:9787)
[   64.744353][ T2557]  ? netif_change_name (net/core/dev.c:1495)
[   64.744562][ T2557]  ? __dev_change_flags (net/core/dev.c:9752)
[   64.744771][ T2557]  ? finish_task_switch.isra.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/sched/mm.h:54 ./include/linux/sched/mm.h:83 ./include/linux/sched/mm.h:110 kernel/sched/core.c:5270)
[   64.745043][ T2557]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   64.745260][ T2557]  ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22))
[   64.745464][ T2557]  ? __schedule (kernel/sched/core.c:7196)
[   64.745676][ T2557]  netif_change_flags (net/core/dev.c:9820)
[   64.745880][ T2557]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   64.746091][ T2557]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   64.746303][ T2557]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   64.746518][ T2557]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   64.746726][ T2557]  ? preempt_schedule_notrace (kernel/sched/core.c:7463)
[   64.746931][ T2557]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   64.747204][ T2557]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   64.747458][ T2557]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   64.747714][ T2557]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   64.747923][ T2557]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.748149][ T2557]  ? stack_depot_save_flags (./include/linux/rcupdate.h:972 (discriminator 3) lib/stackdepot.c:636 (discriminator 3) lib/stackdepot.c:676 (discriminator 3))
[   64.748357][ T2557]  ? __kernel_text_address (kernel/extable.c:79)
[   64.748566][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.748782][ T2557]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.748994][ T2557]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   64.749279][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.749488][ T2557]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   64.749700][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.749908][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.750132][ T2557]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   64.750342][ T2557]  ? __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)
[   64.750548][ T2557]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   64.750756][ T2557]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   64.750981][ T2557]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   64.751204][ T2557]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   64.751420][ T2557]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   64.751632][ T2557]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.751844][ T2557]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.752058][ T2557]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.752264][ T2557]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.752490][ T2557]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.752704][ T2557]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.752911][ T2557]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.753133][ T2557]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.753360][ T2557]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.753573][ T2557]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   64.753780][ T2557]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.753999][ T2557]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.754212][ T2557]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.754428][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.754650][ T2557]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.754870][ T2557]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.755105][ T2557]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.755321][ T2557]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.755534][ T2557]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.755755][ T2557]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.755962][ T2557]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.756190][ T2557]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.756401][ T2557]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.756610][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.756831][ T2557]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.757049][ T2557]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.757264][ T2557]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.757479][ T2557]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.757688][ T2557]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.757892][ T2557]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.758164][ T2557]  ? move_addr_to_kernel (net/socket.c:258)
[   64.758372][ T2557]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.758591][ T2557]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.758805][ T2557]  ___sys_sendmsg (net/socket.c:2752)
[   64.759027][ T2557]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.759293][ T2557]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.759521][ T2557]  __sys_sendmsg (net/socket.c:2784)
[   64.759731][ T2557]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.759944][ T2557]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.760231][ T2557]  ? 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)
[   64.760437][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.760648][ T2557]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.760877][ T2557]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.761094][ T2557]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.761309][ T2557]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.761570][ T2557] RIP: 0033:0x7f186487208e
[   64.761800][ T2557] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.762551][ T2557] RSP: 002b:00007fff6b51eea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.762868][ T2557] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f186487208e
[   64.763199][ T2557] RDX: 0000000000000000 RSI: 00007fff6b51ef50 RDI: 0000000000000005
[   64.763510][ T2557] RBP: 00007fff6b51eeb0 R08: 0000000000000000 R09: 0000000000000000
[   64.763930][ T2557] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   64.764365][ T2557] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6b51f610
| [   64.828378][  T166] ------------[ cut here ]------------
| [   64.828814][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   64.829152][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.830024][  T166] Tainted: [W]=WARN
[   64.830155][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.830354][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.830566][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.831148][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   64.831347][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e46f40 RCX: 1ff4000000108ebf
[   64.831582][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46ff0
[   64.831818][  T166] RBP: ff1100001140a000 R08: 1fe2200000bc8dff R09: ff1100000cab2f20
[   64.832065][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   64.832310][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   64.832554][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   64.832838][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.833113][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   64.833359][  T166] PKRU: 55555554
[   64.833481][  T166] Call Trace:
[   64.833601][  T166]  <TASK>
[   64.833682][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.833848][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.833978][  T166]  netif_close_many (net/core/dev.c:1804)
[   64.834140][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.834300][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   64.834455][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.834639][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   64.834800][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   64.835000][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   64.835207][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.835361][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   64.835515][  T166]  ? __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)
[   64.835672][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   64.835823][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.836021][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   64.836179][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   64.836328][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   64.836479][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.836634][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   64.836785][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.836940][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   64.837098][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   64.837260][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   64.837416][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   64.837613][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   64.837807][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   64.837962][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   64.838122][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   64.838317][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   64.838471][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   64.838630][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   64.838782][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   64.838936][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   64.839060][  T166]  new_sync_write (fs/read_write.c:595)
[   64.839224][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.839378][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   64.839532][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.839686][  T166]  ? ksys_write (fs/read_write.c:740)
[   64.839844][  T166]  vfs_write (fs/read_write.c:688)
[   64.839962][  T166]  ksys_write (fs/read_write.c:740)
[   64.840082][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   64.840238][  T166]  ? 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)
[   64.840394][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.840547][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.840711][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.840867][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.841024][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.841221][  T166] RIP: 0033:0x7fd8e6c0c08e
[   64.841381][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.841919][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   64.842162][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   64.842389][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   64.842618][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   64.842843][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   64.843081][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   64.850304][  T166] ------------[ cut here ]------------
| [   64.850449][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   64.850736][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.851379][  T166] Tainted: [W]=WARN
[   64.851489][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.851669][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.851857][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.852400][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   64.852583][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a24c0 RCX: 1ff4000000108eef
[   64.852798][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2570
[   64.853019][  T166] RBP: ff1100001140a000 R08: 1fe22000012744af R09: ff1100000cab2ef8
[   64.853242][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   64.853456][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   64.853672][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   64.853924][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.854113][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   64.854333][  T166] PKRU: 55555554
[   64.854440][  T166] Call Trace:
[   64.854549][  T166]  <TASK>
[   64.854624][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   64.854810][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.854993][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   64.855142][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   64.855285][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   64.855431][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.855577][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   64.855720][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.855865][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   64.856088][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   64.856304][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   64.856449][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   64.856628][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   64.856807][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   64.856951][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   64.857162][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   64.857342][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   64.857484][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   64.857627][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   64.857768][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   64.857911][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   64.858084][  T166]  new_sync_write (fs/read_write.c:595)
[   64.858236][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.858378][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   64.858525][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.858667][  T166]  ? ksys_write (fs/read_write.c:740)
[   64.858813][  T166]  vfs_write (fs/read_write.c:688)
[   64.858922][  T166]  ksys_write (fs/read_write.c:740)
[   64.859092][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   64.859240][  T166]  ? 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)
[   64.859386][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.859531][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.859674][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.859823][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.860035][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.860218][  T166] RIP: 0033:0x7fd8e6c0c08e
[   64.860369][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.860877][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   64.861161][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   64.861373][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   64.861588][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   64.861800][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   64.862078][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   64.938618][ T2562] ------------[ cut here ]------------
| [   64.938928][ T2562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2562
| [   64.939435][ T2562] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.940427][ T2562] Tainted: [W]=WARN
[   64.940667][ T2562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.940998][ T2562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.941342][ T2562] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.942155][ T2562] RSP: 0018:ffa000000670f060 EFLAGS: 00010286
[   64.942478][ T2562] RAX: 00000000ffffffa6 RBX: ff1100000c8d36c0 RCX: 1ff4000000ce1dd2
[   64.942845][ T2562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d3770
[   64.943238][ T2562] RBP: ff110000084a9000 R08: 1fe220000191a6ef R09: ff1100000c842e58
[   64.943602][ T2562] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   64.943990][ T2562] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000670f100
[   64.944373][ T2562] FS:  00007feebdcfe840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   64.944807][ T2562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.945151][ T2562] CR2: 0000000012899988 CR3: 000000000cc97003 CR4: 0000000000771ef0
[   64.945521][ T2562] PKRU: 55555554
[   64.945736][ T2562] Call Trace:
[   64.945949][ T2562]  <TASK>
[   64.946137][ T2562]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   64.946413][ T2562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   64.946631][ T2562]  netif_close_many (net/core/dev.c:1804)
[   64.946901][ T2562]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   64.947191][ T2562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.947461][ T2562]  ? __dev_close_many (net/core/dev.c:1781)
[   64.947727][ T2562]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   64.948064][ T2562]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   64.948390][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.948654][ T2562]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.948970][ T2562]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.949258][ T2562]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.949522][ T2562]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   64.949839][ T2562]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   64.950116][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.950394][ T2562]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   64.950665][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.950926][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.951219][ T2562]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.951485][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.951747][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.952062][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.952333][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.952601][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.952862][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.953152][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.953418][ T2562]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.953710][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.953993][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.954265][ T2562]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.954532][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.954797][ T2562]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.955078][ T2562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.955349][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.955614][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.955882][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.956174][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.956441][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.956709][ T2562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.956997][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.957270][ T2562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.957539][ T2562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.957808][ T2562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.958097][ T2562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.958368][ T2562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.958631][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.958898][ T2562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.959193][ T2562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.959460][ T2562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.959728][ T2562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.960014][ T2562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.960288][ T2562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.960595][ T2562]  ? move_addr_to_kernel (net/socket.c:258)
[   64.960862][ T2562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.961145][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.961413][ T2562]  ___sys_sendmsg (net/socket.c:2752)
[   64.961676][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.962003][ T2562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.962295][ T2562]  __sys_sendmsg (net/socket.c:2784)
[   64.962560][ T2562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.962827][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.963172][ T2562]  ? 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)
[   64.963437][ T2562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.963700][ T2562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.963957][ T2562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.964244][ T2562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.964513][ T2562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.964826][ T2562] RIP: 0033:0x7feebdf3808e
[   64.965289][ T2562] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.966105][ T2562] RSP: 002b:00007ffd10bc2d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.966492][ T2562] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feebdf3808e
[   64.966855][ T2562] RDX: 0000000000000000 RSI: 00007ffd10bc2dd0 RDI: 0000000000000005
[   64.967245][ T2562] RBP: 00007ffd10bc2d30 R08: 0000000000000000 R09: 0000000000000000
[   64.967611][ T2562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   64.967992][ T2562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd10bc3490
| [   64.973589][ T2562] ------------[ cut here ]------------
| [   64.973856][ T2562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2562
| [   64.974790][ T2562] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   64.975771][ T2562] Tainted: [W]=WARN
[   64.976021][ T2562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.976340][ T2562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   64.976668][ T2562] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   64.977693][ T2562] RSP: 0018:ffa000000670f190 EFLAGS: 00010286
[   64.978022][ T2562] RAX: 00000000ffffffa6 RBX: ff1100001045e340 RCX: 1ff4000000ce1df8
[   64.978385][ T2562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e3f0
[   64.978744][ T2562] RBP: ff110000084a9000 R08: 1fe220000208bc7f R09: ff1100000c842e58
[   64.979114][ T2562] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   64.979474][ T2562] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   64.979864][ T2562] FS:  00007feebdcfe840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   64.980291][ T2562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.980596][ T2562] CR2: 0000000012899988 CR3: 000000000cc97003 CR4: 0000000000771ef0
[   64.980948][ T2562] PKRU: 55555554
[   64.981174][ T2562] Call Trace:
[   64.981381][ T2562]  <TASK>
[   64.981541][ T2562]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   64.981855][ T2562]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   64.982187][ T2562]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.982443][ T2562]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.982712][ T2562]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   64.983030][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.983311][ T2562]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   64.983567][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.983819][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.984096][ T2562]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.984362][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.984617][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.984910][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.985186][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.985445][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   64.985707][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.985986][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.986249][ T2562]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   64.986511][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.986780][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.987056][ T2562]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.987320][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   64.987578][ T2562]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   64.987833][ T2562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   64.988125][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.988389][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.988643][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.988927][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   64.989202][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   64.989460][ T2562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   64.989714][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.989987][ T2562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.990268][ T2562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   64.990517][ T2562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   64.990778][ T2562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.991056][ T2562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.991331][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   64.991603][ T2562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   64.991863][ T2562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   64.992151][ T2562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   64.992413][ T2562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   64.992676][ T2562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   64.992930][ T2562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   64.993253][ T2562]  ? move_addr_to_kernel (net/socket.c:258)
[   64.993513][ T2562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   64.993774][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   64.994060][ T2562]  ___sys_sendmsg (net/socket.c:2752)
[   64.994321][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   64.994620][ T2562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   64.994901][ T2562]  __sys_sendmsg (net/socket.c:2784)
[   64.995183][ T2562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   64.995435][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   64.995751][ T2562]  ? 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)
[   64.996030][ T2562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   64.996292][ T2562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   64.996546][ T2562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   64.996801][ T2562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   64.997076][ T2562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.997396][ T2562] RIP: 0033:0x7feebdf3808e
[   64.997667][ T2562] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.998603][ T2562] RSP: 002b:00007ffd10bc2d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.999000][ T2562] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feebdf3808e
[   64.999503][ T2562] RDX: 0000000000000000 RSI: 00007ffd10bc2dd0 RDI: 0000000000000005
[   64.999857][ T2562] RBP: 00007ffd10bc2d30 R08: 0000000000000000 R09: 0000000000000000
[   65.000236][ T2562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.000737][ T2562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd10bc3490
| [   65.049572][  T166] ------------[ cut here ]------------
| [   65.049811][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   65.050169][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.050884][  T166] Tainted: [W]=WARN
[   65.051005][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.051196][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.051421][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.052003][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   65.052205][  T166] RAX: 00000000ffffffa6 RBX: ff110000107ea940 RCX: 1ff4000000108ed1
[   65.052427][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea9f0
[   65.052674][  T166] RBP: ff11000011db2000 R08: 1fe22000020fd53f R09: ff1100000cab2ef8
[   65.052899][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   65.053149][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011db2000
[   65.053386][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   65.053681][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.053878][  T166] CR2: 00005576eb645d00 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   65.054124][  T166] PKRU: 55555554
[   65.054246][  T166] Call Trace:
[   65.054363][  T166]  <TASK>
[   65.054467][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.054625][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.054741][  T166]  register_netdevice (net/core/dev.c:11488)
[   65.055110][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   65.055299][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   65.055452][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   65.055646][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   65.055819][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   65.056019][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   65.056219][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.056373][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   65.056522][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   65.056708][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   65.056862][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   65.057071][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   65.057226][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   65.057396][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   65.057550][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   65.057663][  T166]  new_sync_write (fs/read_write.c:595)
[   65.057817][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.057999][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   65.058157][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.058307][  T166]  ? ksys_write (fs/read_write.c:740)
[   65.058460][  T166]  vfs_write (fs/read_write.c:688)
[   65.058577][  T166]  ksys_write (fs/read_write.c:740)
[   65.058690][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   65.058836][  T166]  ? 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)
[   65.058990][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.059143][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.059293][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.059463][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.059615][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.059807][  T166] RIP: 0033:0x7fd8e6c0c08e
[   65.059964][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.060557][  T166] RSP: 002b:00007ffe866f5a10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   65.060788][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   65.061017][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   65.061256][  T166] RBP: 00007ffe866f5a20 R08: 0000000000000000 R09: 0000000000000000
[   65.061477][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   65.061697][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   65.250776][ T2568] ------------[ cut here ]------------
| [   65.251034][ T2568] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2568
| [   65.251447][ T2568] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.252422][ T2568] Tainted: [W]=WARN
[   65.252578][ T2568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.252845][ T2568] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.253273][ T2568] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.254127][ T2568] RSP: 0018:ffa00000066ef020 EFLAGS: 00010286
[   65.254503][ T2568] RAX: 00000000ffffffa6 RBX: ff110000090a93c0 RCX: 1ff4000000cdddca
[   65.254806][ T2568] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9470
[   65.255127][ T2568] RBP: ff11000011db2000 R08: 1fe220000121528f R09: ff1100000c6b5180
[   65.255445][ T2568] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   65.255764][ T2568] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   65.256081][ T2568] FS:  00007fb17ddc5840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   65.256446][ T2568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.256705][ T2568] CR2: 000000002c8d0988 CR3: 0000000004eaa004 CR4: 0000000000771ef0
[   65.257029][ T2568] PKRU: 55555554
[   65.257190][ T2568] Call Trace:
[   65.257344][ T2568]  <TASK>
[   65.257453][ T2568]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.257664][ T2568]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.257820][ T2568]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   65.258033][ T2568]  __dev_notify_flags (net/core/dev.c:9787)
[   65.258246][ T2568]  ? netif_change_name (net/core/dev.c:1495)
[   65.258451][ T2568]  ? __dev_change_flags (net/core/dev.c:9752)
[   65.258657][ T2568]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   65.258857][ T2568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.259073][ T2568]  ? 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))
[   65.259285][ T2568]  netif_change_flags (net/core/dev.c:9820)
[   65.259496][ T2568]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   65.259706][ T2568]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   65.259906][ T2568]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   65.260166][ T2568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   65.260369][ T2568]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.260571][ T2568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   65.260774][ T2568]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.260984][ T2568]  ? __kernel_text_address (kernel/extable.c:79)
[   65.261192][ T2568]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.261398][ T2568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.261600][ T2568]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   65.261806][ T2568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.262015][ T2568]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   65.262225][ T2568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.262424][ T2568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.262627][ T2568]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   65.262828][ T2568]  ? __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)
[   65.263040][ T2568]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   65.263262][ T2568]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   65.263484][ T2568]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   65.263694][ T2568]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   65.263899][ T2568]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.264106][ T2568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.264320][ T2568]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.264521][ T2568]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.264722][ T2568]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.264925][ T2568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.265147][ T2568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.265347][ T2568]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.265516][ T2568]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.265655][ T2568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.265797][ T2568]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.265933][ T2568]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.266096][ T2568]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.266243][ T2568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.266383][ T2568]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.266585][ T2568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.266785][ T2568]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.266936][ T2568]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.267094][ T2568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.267297][ T2568]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.267489][ T2568]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.267689][ T2568]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.267852][ T2568]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.268002][ T2568]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.268176][ T2568]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.268374][ T2568]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.268565][ T2568]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.268775][ T2568]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.268934][ T2568]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.269083][ T2568]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.269240][ T2568]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.269412][ T2568]  ? move_addr_to_kernel (net/socket.c:258)
[   65.269558][ T2568]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.269700][ T2568]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.269844][ T2568]  ___sys_sendmsg (net/socket.c:2752)
[   65.269989][ T2568]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.270226][ T2568]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.270383][ T2568]  __sys_sendmsg (net/socket.c:2784)
[   65.270530][ T2568]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.270671][ T2568]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.270850][ T2568]  ? 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)
[   65.270996][ T2568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.271140][ T2568]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.271281][ T2568]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.271424][ T2568]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.271567][ T2568]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.271745][ T2568] RIP: 0033:0x7fb17dfff08e
[   65.271893][ T2568] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.272407][ T2568] RSP: 002b:00007ffc0f482800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.272626][ T2568] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb17dfff08e
[   65.272843][ T2568] RDX: 0000000000000000 RSI: 00007ffc0f4828b0 RDI: 0000000000000005
[   65.273055][ T2568] RBP: 00007ffc0f482810 R08: 0000000000000000 R09: 0000000000000000
[   65.273271][ T2568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.273515][ T2568] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0f482f70
| [   65.306348][ T2569] ------------[ cut here ]------------
| [   65.306540][ T2569] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2569
| [   65.306841][ T2569] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.308071][ T2569] Tainted: [W]=WARN
[   65.308190][ T2569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.308375][ T2569] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.308567][ T2569] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.309095][ T2569] RSP: 0018:ffa00000066eef70 EFLAGS: 00010286
[   65.309285][ T2569] RAX: 00000000ffffffa6 RBX: ff1100000c6113c0 RCX: 1ff4000000cdddb4
[   65.309511][ T2569] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611470
[   65.309734][ T2569] RBP: ff11000011db2000 R08: 1fe22000018c228f R09: ff11000011bd5180
[   65.309951][ T2569] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   65.310190][ T2569] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   65.310412][ T2569] FS:  00007f55e0dfd840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   65.310675][ T2569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.310858][ T2569] CR2: 0000000003a60a28 CR3: 0000000011e60005 CR4: 0000000000771ef0
[   65.311084][ T2569] PKRU: 55555554
[   65.311200][ T2569] Call Trace:
[   65.311312][ T2569]  <TASK>
[   65.311389][ T2569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.311539][ T2569]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   65.311684][ T2569]  notifier_call_chain (kernel/notifier.c:85)
[   65.311837][ T2569]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   65.311988][ T2569]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   65.312146][ T2569]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   65.312293][ T2569]  netdev_upper_dev_link (net/core/dev.c:8972)
[   65.312439][ T2569]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   65.312585][ T2569] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   65.312739][ T2569]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   65.312889][ T2569] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   65.313043][ T2569]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   65.313200][ T2569]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   65.313345][ T2569]  ? nla_strscpy (lib/nlattr.c:795)
[   65.313494][ T2569]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   65.313641][ T2569]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   65.313786][ T2569]  ? __dev_get_by_name (net/core/dev.c:883)
[   65.313935][ T2569]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   65.314094][ T2569]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   65.314250][ T2569]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.314397][ T2569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.314546][ T2569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.314692][ T2569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.314836][ T2569]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.314987][ T2569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.315142][ T2569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.315289][ T2569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.315435][ T2569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.315584][ T2569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.315734][ T2569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.315879][ T2569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.316031][ T2569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.316182][ T2569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.316330][ T2569]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.316477][ T2569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.316621][ T2569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.316769][ T2569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.316916][ T2569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.317069][ T2569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.317219][ T2569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.317368][ T2569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.317516][ T2569]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.317666][ T2569]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.317812][ T2569]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.317961][ T2569]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.318112][ T2569]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.318259][ T2569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.318439][ T2569]  ? move_addr_to_kernel (net/socket.c:258)
[   65.318584][ T2569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.318731][ T2569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.318879][ T2569]  ___sys_sendmsg (net/socket.c:2752)
[   65.319027][ T2569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.319213][ T2569]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.319371][ T2569]  __sys_sendmsg (net/socket.c:2784)
[   65.319520][ T2569]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.319665][ T2569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.319849][ T2569]  ? 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)
[   65.320005][ T2569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.320156][ T2569]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.320301][ T2569]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.320445][ T2569]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.320591][ T2569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.320771][ T2569] RIP: 0033:0x7f55e103708e
[   65.320925][ T2569] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.321466][ T2569] RSP: 002b:00007ffe12becdb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.321688][ T2569] RAX: ffffffffffffffda RBX: 00007ffe12bed550 RCX: 00007f55e103708e
[   65.321903][ T2569] RDX: 0000000000000000 RSI: 00007ffe12bece60 RDI: 0000000000000005
[   65.322127][ T2569] RBP: 00007ffe12becdc0 R08: 0000000000000000 R09: 0000000000000000
[   65.322349][ T2569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.322568][ T2569] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12bed528
| [   65.324310][ T2569] ------------[ cut here ]------------
| [   65.324470][ T2569] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2569
| [   65.324898][ T2569] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.325718][ T2569] Tainted: [W]=WARN
[   65.325829][ T2569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.326024][ T2569] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.326224][ T2569] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.326743][ T2569] RSP: 0018:ffa00000066eefd0 EFLAGS: 00010286
[   65.326934][ T2569] RAX: 00000000ffffffa6 RBX: ff1100000c610ac0 RCX: 1ff4000000cdddc0
[   65.327164][ T2569] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610b70
[   65.327382][ T2569] RBP: ff1100001071a000 R08: 1fe22000018c216f R09: ff11000011bd5180
[   65.327601][ T2569] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   65.327922][ T2569] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071ae04
[   65.328178][ T2569] FS:  00007f55e0dfd840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   65.328538][ T2569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.328723][ T2569] CR2: 0000000003a60a28 CR3: 0000000011e60005 CR4: 0000000000771ef0
[   65.328941][ T2569] PKRU: 55555554
[   65.329161][ T2569] Call Trace:
[   65.329278][ T2569]  <TASK>
[   65.329355][ T2569]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.329504][ T2569]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.329615][ T2569]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   65.329861][ T2569]  __dev_notify_flags (net/core/dev.c:9787)
[   65.330015][ T2569]  ? netif_change_name (net/core/dev.c:1495)
[   65.330168][ T2569]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   65.330323][ T2569]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   65.330569][ T2569]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   65.330715][ T2569] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   65.330867][ T2569]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   65.331023][ T2569] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   65.331276][ T2569]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   65.331427][ T2569]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   65.331576][ T2569]  ? nla_strscpy (lib/nlattr.c:795)
[   65.331726][ T2569]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   65.331979][ T2569]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   65.332125][ T2569]  ? __dev_get_by_name (net/core/dev.c:883)
[   65.332276][ T2569]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   65.332426][ T2569]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   65.332674][ T2569]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.332820][ T2569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.332976][ T2569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.333123][ T2569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.333394][ T2569]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.333542][ T2569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.333691][ T2569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.333838][ T2569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.334086][ T2569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.334240][ T2569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.334385][ T2569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.334530][ T2569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.334777][ T2569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.334921][ T2569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.335085][ T2569]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.335234][ T2569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.335479][ T2569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.335631][ T2569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.335776][ T2569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.335926][ T2569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.336185][ T2569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.336333][ T2569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.336480][ T2569]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.336627][ T2569]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.336875][ T2569]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.337032][ T2569]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.337183][ T2569]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.337327][ T2569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.337609][ T2569]  ? move_addr_to_kernel (net/socket.c:258)
[   65.337755][ T2569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.337901][ T2569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.338060][ T2569]  ___sys_sendmsg (net/socket.c:2752)
[   65.338320][ T2569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.338590][ T2569]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.338831][ T2569]  __sys_sendmsg (net/socket.c:2784)
[   65.339068][ T2569]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.339462][ T2569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.339689][ T2569]  ? 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)
[   65.339842][ T2569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.340002][ T2569]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.340154][ T2569]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.340301][ T2569]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.340447][ T2569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.340728][ T2569] RIP: 0033:0x7f55e103708e
[   65.340881][ T2569] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.341521][ T2569] RSP: 002b:00007ffe12becdb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.341806][ T2569] RAX: ffffffffffffffda RBX: 00007ffe12bed550 RCX: 00007f55e103708e
[   65.342148][ T2569] RDX: 0000000000000000 RSI: 00007ffe12bece60 RDI: 0000000000000005
[   65.342477][ T2569] RBP: 00007ffe12becdc0 R08: 0000000000000000 R09: 0000000000000000
[   65.342976][ T2569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.343316][ T2569] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12bed528
| [   65.378299][ T2570] ------------[ cut here ]------------
| [   65.378510][ T2570] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2570
| [   65.378804][ T2570] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.379394][ T2570] Tainted: [W]=WARN
[   65.379497][ T2570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.379666][ T2570] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.379847][ T2570] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.380372][ T2570] RSP: 0018:ffa00000066ef020 EFLAGS: 00010286
[   65.380544][ T2570] RAX: 00000000ffffffa6 RBX: ff110000093a2c40 RCX: 1ff4000000cdddca
[   65.380752][ T2570] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2cf0
[   65.380956][ T2570] RBP: ff1100001071a000 R08: 1fe220000127459f R09: ff11000011bd0b58
[   65.381174][ T2570] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   65.381389][ T2570] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   65.381597][ T2570] FS:  00007f25ccee8840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   65.381836][ T2570] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.382017][ T2570] CR2: 000000001d957988 CR3: 000000000beb4001 CR4: 0000000000771ef0
[   65.382226][ T2570] PKRU: 55555554
[   65.382328][ T2570] Call Trace:
[   65.382444][ T2570]  <TASK>
[   65.382515][ T2570]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.382657][ T2570]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.382761][ T2570]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   65.382904][ T2570]  __dev_notify_flags (net/core/dev.c:9787)
[   65.383073][ T2570]  ? netif_change_name (net/core/dev.c:1495)
[   65.383211][ T2570]  ? __dev_change_flags (net/core/dev.c:9752)
[   65.383357][ T2570]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   65.383491][ T2570]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.383629][ T2570]  ? 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))
[   65.383768][ T2570]  netif_change_flags (net/core/dev.c:9820)
[   65.383910][ T2570]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.384049][ T2570]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   65.384194][ T2570]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   65.384340][ T2570]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   65.384527][ T2570]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   65.384676][ T2570]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.384812][ T2570]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   65.384948][ T2570]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.385088][ T2570]  ? __kernel_text_address (kernel/extable.c:79)
[   65.385229][ T2570]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.385370][ T2570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.385508][ T2570]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   65.385655][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.385792][ T2570]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   65.385926][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.386171][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.386307][ T2570]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   65.386446][ T2570]  ? __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)
[   65.386582][ T2570]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   65.386717][ T2570]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   65.386855][ T2570]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   65.387067][ T2570]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   65.387230][ T2570]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.387378][ T2570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.387512][ T2570]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.387646][ T2570]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.387779][ T2570]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.387928][ T2570]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.388127][ T2570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.388330][ T2570]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.388466][ T2570]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.388613][ T2570]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.388750][ T2570]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.388882][ T2570]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.389073][ T2570]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.389223][ T2570]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.389357][ T2570]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.389495][ T2570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.389635][ T2570]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.389780][ T2570]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.389914][ T2570]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.390137][ T2570]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.390350][ T2570]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.390506][ T2570]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.390905][ T2570]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.391124][ T2570]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.391298][ T2570]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.391440][ T2570]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.391577][ T2570]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.391715][ T2570]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.391870][ T2570]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.392106][ T2570]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.392245][ T2570]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.392411][ T2570]  ? move_addr_to_kernel (net/socket.c:258)
[   65.392563][ T2570]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.392699][ T2570]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.392838][ T2570]  ___sys_sendmsg (net/socket.c:2752)
[   65.393071][ T2570]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.393252][ T2570]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.393399][ T2570]  __sys_sendmsg (net/socket.c:2784)
[   65.393535][ T2570]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.393672][ T2570]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.393843][ T2570]  ? 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)
[   65.393985][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.394122][ T2570]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.394268][ T2570]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.394405][ T2570]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.394541][ T2570]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.394711][ T2570] RIP: 0033:0x7f25cd12208e
[   65.394854][ T2570] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.395351][ T2570] RSP: 002b:00007fff23a99b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.395645][ T2570] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f25cd12208e
[   65.395949][ T2570] RDX: 0000000000000000 RSI: 00007fff23a99bd0 RDI: 0000000000000005
[   65.396277][ T2570] RBP: 00007fff23a99b30 R08: 0000000000000000 R09: 0000000000000000
[   65.396518][ T2570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.396727][ T2570] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff23a9a290
| [   65.462674][ T2573] ------------[ cut here ]------------
| [   65.462895][ T2573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2573
| [   65.463213][ T2573] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.463829][ T2573] Tainted: [W]=WARN
[   65.463941][ T2573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.464147][ T2573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.464340][ T2573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.464863][ T2573] RSP: 0018:ffa00000067cef70 EFLAGS: 00010286
[   65.465067][ T2573] RAX: 00000000ffffffa6 RBX: ff1100000c498340 RCX: 1ff4000000cf9db4
[   65.465299][ T2573] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4983f0
[   65.465520][ T2573] RBP: ff11000011db2000 R08: 1fe220000189307f R09: ff1100000a385180
[   65.465740][ T2573] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   65.465965][ T2573] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   65.466210][ T2573] FS:  00007f6b4ef01840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   65.466483][ T2573] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.466668][ T2573] CR2: 00005576eb669d50 CR3: 0000000011f26006 CR4: 0000000000771ef0
[   65.466888][ T2573] PKRU: 55555554
[   65.467011][ T2573] Call Trace:
[   65.467125][ T2573]  <TASK>
[   65.467207][ T2573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.467356][ T2573]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   65.467508][ T2573]  notifier_call_chain (kernel/notifier.c:85)
[   65.467660][ T2573]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   65.467810][ T2573]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   65.467962][ T2573]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   65.468124][ T2573]  netdev_upper_dev_link (net/core/dev.c:8972)
[   65.468275][ T2573]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   65.468422][ T2573] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   65.468575][ T2573]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   65.468725][ T2573] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   65.468873][ T2573]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   65.469033][ T2573]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   65.469186][ T2573]  ? nla_strscpy (lib/nlattr.c:795)
[   65.469336][ T2573]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   65.469487][ T2573]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   65.469636][ T2573]  ? __dev_get_by_name (net/core/dev.c:883)
[   65.469785][ T2573]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   65.469944][ T2573]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   65.470104][ T2573]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.470255][ T2573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.470405][ T2573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.470551][ T2573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.470699][ T2573]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.470843][ T2573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.470996][ T2573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.471147][ T2573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.471293][ T2573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.471441][ T2573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.471587][ T2573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.471732][ T2573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.471886][ T2573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.472043][ T2573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.472200][ T2573]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.472347][ T2573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.472492][ T2573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.472641][ T2573]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.472787][ T2573]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.472935][ T2573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.473086][ T2573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.473237][ T2573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.473384][ T2573]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.473532][ T2573]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.473678][ T2573]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.473827][ T2573]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.473979][ T2573]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.474124][ T2573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.474326][ T2573]  ? move_addr_to_kernel (net/socket.c:258)
[   65.474473][ T2573]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.474618][ T2573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.474765][ T2573]  ___sys_sendmsg (net/socket.c:2752)
[   65.474931][ T2573]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.475213][ T2573]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.475374][ T2573]  __sys_sendmsg (net/socket.c:2784)
[   65.475521][ T2573]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.475665][ T2573]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.475847][ T2573]  ? 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)
[   65.476067][ T2573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.476227][ T2573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.476375][ T2573]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.476525][ T2573]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.476677][ T2573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.476859][ T2573] RIP: 0033:0x7f6b4f13b08e
[   65.477040][ T2573] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.477573][ T2573] RSP: 002b:00007ffcec17ef30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.477808][ T2573] RAX: ffffffffffffffda RBX: 00007ffcec17f6c8 RCX: 00007f6b4f13b08e
[   65.478037][ T2573] RDX: 0000000000000000 RSI: 00007ffcec17efe0 RDI: 0000000000000005
[   65.478264][ T2573] RBP: 00007ffcec17ef40 R08: 0000000000000000 R09: 0000000000000000
[   65.478489][ T2573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.478719][ T2573] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcec17f6a0
| [   65.480523][ T2573] ------------[ cut here ]------------
| [   65.480669][ T2573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2573
| [   65.480982][ T2573] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.481590][ T2573] Tainted: [W]=WARN
[   65.481704][ T2573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.481892][ T2573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.482096][ T2573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.482638][ T2573] RSP: 0018:ffa00000067cefd0 EFLAGS: 00010286
[   65.482824][ T2573] RAX: 00000000ffffffa6 RBX: ff1100000c498ac0 RCX: 1ff4000000cf9dc0
[   65.483054][ T2573] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498b70
[   65.483283][ T2573] RBP: ff1100000be7a000 R08: 1fe220000189316f R09: ff1100000a385180
[   65.483503][ T2573] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   65.483724][ T2573] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   65.483951][ T2573] FS:  00007f6b4ef01840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   65.484221][ T2573] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.484410][ T2573] CR2: 00005576eb669d50 CR3: 0000000011f26006 CR4: 0000000000771ef0
[   65.484633][ T2573] PKRU: 55555554
[   65.484746][ T2573] Call Trace:
[   65.484879][ T2573]  <TASK>
[   65.484959][ T2573]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.485146][ T2573]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.485259][ T2573]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   65.485408][ T2573]  __dev_notify_flags (net/core/dev.c:9787)
[   65.485557][ T2573]  ? netif_change_name (net/core/dev.c:1495)
[   65.485708][ T2573]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   65.485857][ T2573]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   65.486043][ T2573]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   65.486200][ T2573] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   65.486364][ T2573]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   65.486513][ T2573] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   65.486666][ T2573]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   65.486819][ T2573]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   65.486966][ T2573]  ? nla_strscpy (lib/nlattr.c:795)
[   65.487119][ T2573]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   65.487272][ T2573]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   65.487419][ T2573]  ? __dev_get_by_name (net/core/dev.c:883)
[   65.487592][ T2573]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   65.487745][ T2573]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   65.487897][ T2573]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.488049][ T2573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.488200][ T2573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.488346][ T2573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.488494][ T2573]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.488642][ T2573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.488812][ T2573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.488960][ T2573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.489111][ T2573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.489264][ T2573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.489419][ T2573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.489583][ T2573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.489732][ T2573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.489882][ T2573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.490035][ T2573]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.490187][ T2573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.490363][ T2573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.490531][ T2573]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.490684][ T2573]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.490834][ T2573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.491017][ T2573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.491182][ T2573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.491334][ T2573]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.491522][ T2573]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.491670][ T2573]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.491838][ T2573]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.491987][ T2573]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.492138][ T2573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.492334][ T2573]  ? move_addr_to_kernel (net/socket.c:258)
[   65.492485][ T2573]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.492636][ T2573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.492787][ T2573]  ___sys_sendmsg (net/socket.c:2752)
[   65.492933][ T2573]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.493150][ T2573]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.493336][ T2573]  __sys_sendmsg (net/socket.c:2784)
[   65.493488][ T2573]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.493655][ T2573]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.493847][ T2573]  ? 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)
[   65.494001][ T2573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.494166][ T2573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.494313][ T2573]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.494460][ T2573]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.494612][ T2573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.494819][ T2573] RIP: 0033:0x7f6b4f13b08e
[   65.494976][ T2573] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.495544][ T2573] RSP: 002b:00007ffcec17ef30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.495763][ T2573] RAX: ffffffffffffffda RBX: 00007ffcec17f6c8 RCX: 00007f6b4f13b08e
[   65.495986][ T2573] RDX: 0000000000000000 RSI: 00007ffcec17efe0 RDI: 0000000000000005
[   65.496233][ T2573] RBP: 00007ffcec17ef40 R08: 0000000000000000 R09: 0000000000000000
[   65.496451][ T2573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.496688][ T2573] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcec17f6a0
| [   65.537383][ T2574] ------------[ cut here ]------------
| [   65.537588][ T2574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2574
| [   65.537894][ T2574] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.539412][ T2574] Tainted: [W]=WARN
[   65.539540][ T2574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.539716][ T2574] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.539910][ T2574] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.540652][ T2574] RSP: 0018:ffa00000067df020 EFLAGS: 00010286
[   65.540898][ T2574] RAX: 00000000ffffffa6 RBX: ff1100001045f0c0 RCX: 1ff4000000cfbdca
[   65.541113][ T2574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f170
[   65.541330][ T2574] RBP: ff1100000be7a000 R08: 1fe220000208be2f R09: ff1100000c510b58
[   65.541536][ T2574] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   65.541815][ T2574] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   65.542078][ T2574] FS:  00007efdf6bc5840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   65.542416][ T2574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.542612][ T2574] CR2: 000000001a740988 CR3: 0000000011ee8001 CR4: 0000000000771ef0
[   65.542843][ T2574] PKRU: 55555554
[   65.542946][ T2574] Call Trace:
[   65.543052][ T2574]  <TASK>
[   65.543124][ T2574]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.543269][ T2574]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.543372][ T2574]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   65.543508][ T2574]  __dev_notify_flags (net/core/dev.c:9787)
[   65.543646][ T2574]  ? netif_change_name (net/core/dev.c:1495)
[   65.543781][ T2574]  ? __dev_change_flags (net/core/dev.c:9752)
[   65.543926][ T2574]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   65.544088][ T2574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.544240][ T2574]  ? 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))
[   65.544404][ T2574]  netif_change_flags (net/core/dev.c:9820)
[   65.544542][ T2574]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.544679][ T2574]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   65.544818][ T2574]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   65.544955][ T2574]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   65.545148][ T2574]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   65.545285][ T2574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.545447][ T2574]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   65.545592][ T2574]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.545728][ T2574]  ? __kernel_text_address (kernel/extable.c:79)
[   65.545871][ T2574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.546024][ T2574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.546164][ T2574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   65.546301][ T2574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.546460][ T2574]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   65.546596][ T2574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.546732][ T2574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.546876][ T2574]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   65.547017][ T2574]  ? __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)
[   65.547159][ T2574]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   65.547299][ T2574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   65.547453][ T2574]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   65.547589][ T2574]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   65.547728][ T2574]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.547863][ T2574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.548007][ T2574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.548147][ T2574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.548280][ T2574]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.548422][ T2574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.548562][ T2574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.548698][ T2574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.548858][ T2574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.548997][ T2574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.549141][ T2574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.549293][ T2574]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.549428][ T2574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.549563][ T2574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.549720][ T2574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.549856][ T2574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.550003][ T2574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.550175][ T2574]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.550312][ T2574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.550450][ T2574]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.550590][ T2574]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.550724][ T2574]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.550881][ T2574]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.551028][ T2574]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.551207][ T2574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.551350][ T2574]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.551519][ T2574]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.551654][ T2574]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.551794][ T2574]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.551960][ T2574]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.552124][ T2574]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.552349][ T2574]  ? move_addr_to_kernel (net/socket.c:258)
[   65.552496][ T2574]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.552643][ T2574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.552792][ T2574]  ___sys_sendmsg (net/socket.c:2752)
[   65.552925][ T2574]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.553101][ T2574]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.553274][ T2574]  __sys_sendmsg (net/socket.c:2784)
[   65.553413][ T2574]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.553548][ T2574]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.553723][ T2574]  ? 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)
[   65.553860][ T2574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.554009][ T2574]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.554151][ T2574]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.554289][ T2574]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.554429][ T2574]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.554609][ T2574] RIP: 0033:0x7efdf6dff08e
[   65.554769][ T2574] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.555294][ T2574] RSP: 002b:00007ffc27680d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.555499][ T2574] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efdf6dff08e
[   65.555728][ T2574] RDX: 0000000000000000 RSI: 00007ffc27680e30 RDI: 0000000000000005
[   65.555933][ T2574] RBP: 00007ffc27680d90 R08: 0000000000000000 R09: 0000000000000000
[   65.556172][ T2574] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.556390][ T2574] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc276814f0
| [   65.639484][ T2579] ------------[ cut here ]------------
| [   65.639692][ T2579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2579
| [   65.639987][ T2579] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.640591][ T2579] Tainted: [W]=WARN
[   65.640702][ T2579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.640892][ T2579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.641084][ T2579] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.641581][ T2579] RSP: 0018:ffa000000670efe0 EFLAGS: 00010286
[   65.641758][ T2579] RAX: 00000000ffffffa6 RBX: ff110000123759c0 RCX: 1ff4000000ce1dc2
[   65.641982][ T2579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012375a70
[   65.642192][ T2579] RBP: ff11000011db2000 R08: 1fe220000246eb4f R09: ff11000012422e58
[   65.642399][ T2579] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   65.642607][ T2579] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   65.642813][ T2579] FS:  00007f47f343e840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   65.643057][ T2579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.643237][ T2579] CR2: 0000000038f8a988 CR3: 000000001019e005 CR4: 0000000000771ef0
[   65.643441][ T2579] PKRU: 55555554
[   65.643550][ T2579] Call Trace:
[   65.643654][ T2579]  <TASK>
[   65.643725][ T2579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.643872][ T2579]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   65.644021][ T2579]  notifier_call_chain (kernel/notifier.c:85)
[   65.644169][ T2579]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   65.644305][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.644442][ T2579]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   65.644618][ T2579]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   65.644754][ T2579]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   65.644893][ T2579]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   65.645034][ T2579]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   65.645234][ T2579]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   65.645375][ T2579] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   65.645516][ T2579]  ? write_profile (kernel/profile.c:194)
[   65.645656][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.645794][ T2579]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   65.645966][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.646111][ T2579]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   65.646304][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.646453][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.646589][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.646724][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.646862][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.647023][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.647163][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.647298][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.647434][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.647586][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.647744][ T2579]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   65.647886][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.648055][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.648201][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.648336][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.648476][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.648613][ T2579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.648750][ T2579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.648886][ T2579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.649044][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.649190][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.649327][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.649468][ T2579]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.649618][ T2579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.649756][ T2579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.649901][ T2579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.650043][ T2579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.650194][ T2579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.650332][ T2579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.650471][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.651160][ T2579]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.651300][ T2579]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.651441][ T2579]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.651597][ T2579]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.651736][ T2579]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.651871][ T2579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.652058][ T2579]  ? move_addr_to_kernel (net/socket.c:258)
[   65.652204][ T2579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.652352][ T2579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.652503][ T2579]  ___sys_sendmsg (net/socket.c:2752)
[   65.652698][ T2579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.652966][ T2579]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.653227][ T2579]  __sys_sendmsg (net/socket.c:2784)
[   65.653421][ T2579]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.653573][ T2579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.653764][ T2579]  ? 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)
[   65.653911][ T2579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.654059][ T2579]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.654206][ T2579]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.654347][ T2579]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.654487][ T2579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.654659][ T2579] RIP: 0033:0x7f47f367808e
[   65.654806][ T2579] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.655370][ T2579] RSP: 002b:00007ffdd8e0cef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.655586][ T2579] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f47f367808e
[   65.655802][ T2579] RDX: 0000000000000000 RSI: 00007ffdd8e0cfa0 RDI: 0000000000000005
[   65.656020][ T2579] RBP: 00007ffdd8e0cf00 R08: 0000000000000000 R09: 0000000000000000
[   65.656240][ T2579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.656444][ T2579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd8e0d660
| [   65.658844][ T2579] ------------[ cut here ]------------
| [   65.659022][ T2579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2579
| [   65.659304][ T2579] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.659893][ T2579] Tainted: [W]=WARN
[   65.660017][ T2579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.660198][ T2579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.660375][ T2579] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.660852][ T2579] RSP: 0018:ffa000000670f060 EFLAGS: 00010286
[   65.661225][ T2579] RAX: 00000000ffffffa6 RBX: ff11000012375cc0 RCX: 1ff4000000ce1dd2
[   65.661427][ T2579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012375d70
[   65.661627][ T2579] RBP: ff1100000be7a000 R08: 1fe220000246ebaf R09: ff11000012422e58
[   65.661824][ T2579] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   65.662034][ T2579] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000670f100
[   65.662238][ T2579] FS:  00007f47f343e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   65.662475][ T2579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.662666][ T2579] CR2: 00005576eb4de970 CR3: 000000001019e005 CR4: 0000000000771ef0
[   65.662869][ T2579] PKRU: 55555554
[   65.662977][ T2579] Call Trace:
[   65.663078][ T2579]  <TASK>
[   65.663188][ T2579]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.663325][ T2579]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.663428][ T2579]  netif_close_many (net/core/dev.c:1804)
[   65.663561][ T2579]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   65.663695][ T2579]  ? __dev_close_many (net/core/dev.c:1781)
[   65.663830][ T2579]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   65.664020][ T2579]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   65.664191][ T2579]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   65.664328][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.664461][ T2579]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   65.664631][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.664787][ T2579]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   65.664924][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.665067][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.665209][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.665359][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.665497][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.665649][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.665782][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.665915][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.666056][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.666196][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.666329][ T2579]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   65.666467][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.666608][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.666742][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.666874][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.667018][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.667198][ T2579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.667338][ T2579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.667473][ T2579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.667605][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.667761][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.667894][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.668034][ T2579]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.668175][ T2579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.668310][ T2579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.668446][ T2579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.668581][ T2579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.668726][ T2579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.668861][ T2579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.669000][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.669139][ T2579]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.669292][ T2579]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.669427][ T2579]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.669564][ T2579]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.669698][ T2579]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.669832][ T2579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.670003][ T2579]  ? move_addr_to_kernel (net/socket.c:258)
[   65.670146][ T2579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.670289][ T2579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.670424][ T2579]  ___sys_sendmsg (net/socket.c:2752)
[   65.670555][ T2579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.670720][ T2579]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.670865][ T2579]  __sys_sendmsg (net/socket.c:2784)
[   65.671007][ T2579]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.671144][ T2579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.671328][ T2579]  ? 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)
[   65.671460][ T2579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.671600][ T2579]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.671736][ T2579]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.671869][ T2579]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.672018][ T2579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.672190][ T2579] RIP: 0033:0x7f47f367808e
[   65.672330][ T2579] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.672806][ T2579] RSP: 002b:00007ffdd8e0cef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.673022][ T2579] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f47f367808e
[   65.673228][ T2579] RDX: 0000000000000000 RSI: 00007ffdd8e0cfa0 RDI: 0000000000000005
[   65.673446][ T2579] RBP: 00007ffdd8e0cf00 R08: 0000000000000000 R09: 0000000000000000
[   65.673648][ T2579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.673846][ T2579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd8e0d660
| [   65.677492][ T2579] ------------[ cut here ]------------
| [   65.677765][ T2579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2579
| [   65.678274][ T2579] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.679258][ T2579] Tainted: [W]=WARN
[   65.679467][ T2579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.679811][ T2579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.680187][ T2579] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.680958][ T2579] RSP: 0018:ffa000000670f190 EFLAGS: 00010286
[   65.681299][ T2579] RAX: 00000000ffffffa6 RBX: ff110000123747c0 RCX: 1ff4000000ce1df8
[   65.681673][ T2579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012374870
[   65.682074][ T2579] RBP: ff1100000be7a000 R08: 1fe220000246e90f R09: ff11000012422e58
[   65.682440][ T2579] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   65.682799][ T2579] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   65.683206][ T2579] FS:  00007f47f343e840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   65.683627][ T2579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.683939][ T2579] CR2: 00007f71d94fb048 CR3: 000000001019e001 CR4: 0000000000771ef0
[   65.684344][ T2579] PKRU: 55555554
[   65.684566][ T2579] Call Trace:
[   65.684773][ T2579]  <TASK>
[   65.684932][ T2579]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   65.685271][ T2579]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   65.686072][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.686342][ T2579]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   65.686601][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.686855][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.687167][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.687430][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.687686][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.688012][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.688278][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.688539][ T2579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.688796][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.689072][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.689338][ T2579]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   65.689599][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.689857][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.690145][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.690422][ T2579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.690684][ T2579]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.690952][ T2579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.691233][ T2579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.691505][ T2579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.691761][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.692040][ T2579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.692328][ T2579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.692606][ T2579]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.692875][ T2579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.693165][ T2579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.693446][ T2579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.693712][ T2579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.693999][ T2579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.694274][ T2579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.694540][ T2579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.694815][ T2579]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.695091][ T2579]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.695379][ T2579]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.695646][ T2579]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.695904][ T2579]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.696219][ T2579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.696542][ T2579]  ? move_addr_to_kernel (net/socket.c:258)
[   65.696803][ T2579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.697081][ T2579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.697351][ T2579]  ___sys_sendmsg (net/socket.c:2752)
[   65.697607][ T2579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.697917][ T2579]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.698232][ T2579]  __sys_sendmsg (net/socket.c:2784)
[   65.698495][ T2579]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.698753][ T2579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.699119][ T2579]  ? 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)
[   65.699388][ T2579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.699653][ T2579]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.699910][ T2579]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.700197][ T2579]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.700460][ T2579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.700766][ T2579] RIP: 0033:0x7f47f367808e
[   65.701059][ T2579] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.701835][ T2579] RSP: 002b:00007ffdd8e0cef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.702253][ T2579] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f47f367808e
[   65.702632][ T2579] RDX: 0000000000000000 RSI: 00007ffdd8e0cfa0 RDI: 0000000000000005
[   65.703011][ T2579] RBP: 00007ffdd8e0cf00 R08: 0000000000000000 R09: 0000000000000000
[   65.703377][ T2579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbac
[   65.703736][ T2579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd8e0d660
| [   65.838667][ T2583] ------------[ cut here ]------------
| [   65.838940][ T2583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2583
| [   65.839394][ T2583] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.840319][ T2583] Tainted: [W]=WARN
[   65.840505][ T2583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.840774][ T2583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.841080][ T2583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.841858][ T2583] RSP: 0018:ffa000000683efe0 EFLAGS: 00010286
[   65.842148][ T2583] RAX: 00000000ffffffa6 RBX: ff1100000f3e4940 RCX: 1ff4000000d07dc2
[   65.842490][ T2583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e49f0
[   65.842832][ T2583] RBP: ff11000011db2000 R08: 1fe2200001e7c93f R09: ff110000092b2e58
[   65.843169][ T2583] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   65.843540][ T2583] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   65.843902][ T2583] FS:  00007f3ef8974840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   65.844303][ T2583] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.844607][ T2583] CR2: 000000001eee1988 CR3: 0000000010097005 CR4: 0000000000771ef0
[   65.844996][ T2583] PKRU: 55555554
[   65.845173][ T2583] Call Trace:
[   65.845338][ T2583]  <TASK>
[   65.845450][ T2583]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.845665][ T2583]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   65.845886][ T2583]  notifier_call_chain (kernel/notifier.c:85)
[   65.846116][ T2583]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   65.846336][ T2583]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   65.846625][ T2583]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   65.846845][ T2583]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   65.847078][ T2583]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   65.847303][ T2583]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   65.847521][ T2583]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   65.847791][ T2583] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   65.848023][ T2583]  ? write_profile (kernel/profile.c:194)
[   65.848242][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.848468][ T2583]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   65.848742][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.848999][ T2583]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   65.849225][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.849438][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.849652][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.849859][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.850078][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.850329][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.850543][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.850773][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.850994][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.851222][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.851440][ T2583]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   65.851658][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.851873][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.852099][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.852364][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.852593][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.852804][ T2583]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.853023][ T2583]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.853236][ T2583]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.853476][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.853695][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.853894][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.854118][ T2583]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.854359][ T2583]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.854577][ T2583]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.854797][ T2583]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.855016][ T2583]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.855284][ T2583]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.855499][ T2583]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.855711][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.855962][ T2583]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.856219][ T2583]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.856434][ T2583]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.856664][ T2583]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.856879][ T2583]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.857099][ T2583]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.857362][ T2583]  ? move_addr_to_kernel (net/socket.c:258)
[   65.857593][ T2583]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.857830][ T2583]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.858081][ T2583]  ___sys_sendmsg (net/socket.c:2752)
[   65.858308][ T2583]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.858579][ T2583]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.858835][ T2583]  __sys_sendmsg (net/socket.c:2784)
[   65.859066][ T2583]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.859294][ T2583]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.859572][ T2583]  ? 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)
[   65.859812][ T2583]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.860056][ T2583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.860400][ T2583]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.860622][ T2583]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.860837][ T2583]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.861114][ T2583] RIP: 0033:0x7f3ef8bae08e
[   65.861347][ T2583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.862153][ T2583] RSP: 002b:00007ffe06627c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.862475][ T2583] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ef8bae08e
[   65.862794][ T2583] RDX: 0000000000000000 RSI: 00007ffe06627d20 RDI: 0000000000000005
[   65.863125][ T2583] RBP: 00007ffe06627c80 R08: 0000000000000000 R09: 0000000000000000
[   65.863463][ T2583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   65.863780][ T2583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe066283e0
| [   65.866791][ T2583] ------------[ cut here ]------------
| [   65.867027][ T2583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2583
| [   65.867449][ T2583] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.868338][ T2583] Tainted: [W]=WARN
[   65.868523][ T2583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.868784][ T2583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.869696][ T2583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.870678][ T2583] RSP: 0018:ffa000000683f060 EFLAGS: 00010286
[   65.870958][ T2583] RAX: 00000000ffffffa6 RBX: ff1100000f3e50c0 RCX: 1ff4000000d07dd2
[   65.871309][ T2583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e5170
[   65.871628][ T2583] RBP: ff1100001071a000 R08: 1fe2200001e7ca2f R09: ff110000092b2e58
[   65.871961][ T2583] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   65.872286][ T2583] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000683f100
[   65.872596][ T2583] FS:  00007f3ef8974840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   65.872996][ T2583] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.873270][ T2583] CR2: 000000001eee1988 CR3: 0000000010097005 CR4: 0000000000771ef0
[   65.873614][ T2583] PKRU: 55555554
[   65.873772][ T2583] Call Trace:
[   65.873926][ T2583]  <TASK>
[   65.874045][ T2583]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.874286][ T2583]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.874464][ T2583]  netif_close_many (net/core/dev.c:1804)
[   65.874673][ T2583]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   65.874879][ T2583]  ? __dev_close_many (net/core/dev.c:1781)
[   65.875096][ T2583]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   65.875384][ T2583]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   65.875642][ T2583]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   65.875857][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.876078][ T2583]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   65.876352][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.876578][ T2583]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   65.876799][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.877013][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.877222][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.877429][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.877669][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.877934][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.878161][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.878368][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.878602][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.878809][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.879037][ T2583]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   65.879265][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.879471][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.879690][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.879898][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.880117][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.880340][ T2583]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.880547][ T2583]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.880768][ T2583]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.880987][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.881197][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.881393][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.881611][ T2583]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.881829][ T2583]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.882049][ T2583]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.882283][ T2583]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.882497][ T2583]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.882729][ T2583]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.883000][ T2583]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.883216][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.883431][ T2583]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.883631][ T2583]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.883859][ T2583]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.884092][ T2583]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.884303][ T2583]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.884498][ T2583]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.884745][ T2583]  ? move_addr_to_kernel (net/socket.c:258)
[   65.884949][ T2583]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.885165][ T2583]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.885382][ T2583]  ___sys_sendmsg (net/socket.c:2752)
[   65.885588][ T2583]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.885844][ T2583]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.886086][ T2583]  __sys_sendmsg (net/socket.c:2784)
[   65.886334][ T2583]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.886536][ T2583]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.886803][ T2583]  ? 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)
[   65.887016][ T2583]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.887244][ T2583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.887452][ T2583]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.887657][ T2583]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.887864][ T2583]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.888141][ T2583] RIP: 0033:0x7f3ef8bae08e
[   65.888362][ T2583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.889151][ T2583] RSP: 002b:00007ffe06627c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.889497][ T2583] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ef8bae08e
[   65.889811][ T2583] RDX: 0000000000000000 RSI: 00007ffe06627d20 RDI: 0000000000000005
[   65.890121][ T2583] RBP: 00007ffe06627c80 R08: 0000000000000000 R09: 0000000000000000
[   65.890445][ T2583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   65.890741][ T2583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe066283e0
| [   65.894945][ T2583] ------------[ cut here ]------------
| [   65.896453][ T2583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2583
| [   65.896868][ T2583] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.897858][ T2583] Tainted: [W]=WARN
[   65.898106][ T2583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.898349][ T2583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.898716][ T2583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.899522][ T2583] RSP: 0018:ffa000000683f190 EFLAGS: 00010286
[   65.899757][ T2583] RAX: 00000000ffffffa6 RBX: ff1100000ceef0c0 RCX: 1ff4000000d07df8
[   65.900119][ T2583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef170
[   65.900404][ T2583] RBP: ff1100001071a000 R08: 1fe22000019dde2f R09: ff110000092b2e58
[   65.900684][ T2583] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   65.901076][ T2583] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   65.901380][ T2583] FS:  00007f3ef8974840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   65.901729][ T2583] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.902070][ T2583] CR2: 000000001eee1988 CR3: 0000000010097005 CR4: 0000000000771ef0
[   65.902384][ T2583] PKRU: 55555554
[   65.902528][ T2583] Call Trace:
[   65.902673][ T2583]  <TASK>
[   65.902776][ T2583]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   65.903120][ T2583]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   65.903371][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.903569][ T2583]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   65.903764][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.903962][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.904264][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.904465][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.904660][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.904916][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.905234][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.905440][ T2583]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.905637][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.905834][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.906130][ T2583]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   65.906339][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.906559][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.906765][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.907068][ T2583]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.907274][ T2583]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   65.907475][ T2583]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.907669][ T2583]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.907864][ T2583]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.908154][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.908376][ T2583]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.908563][ T2583]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.908758][ T2583]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.909073][ T2583]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.909278][ T2583]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.909477][ T2583]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.909672][ T2583]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.909872][ T2583]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.910189][ T2583]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.910390][ T2583]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.910607][ T2583]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.910809][ T2583]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.911105][ T2583]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.911319][ T2583]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.911509][ T2583]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.911699][ T2583]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.911944][ T2583]  ? move_addr_to_kernel (net/socket.c:258)
[   65.912273][ T2583]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   65.912468][ T2583]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.912667][ T2583]  ___sys_sendmsg (net/socket.c:2752)
[   65.912865][ T2583]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   65.913213][ T2583]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.913448][ T2583]  __sys_sendmsg (net/socket.c:2784)
[   65.913639][ T2583]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.913830][ T2583]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   65.914171][ T2583]  ? 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)
[   65.914380][ T2583]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.914589][ T2583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.914786][ T2583]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.915086][ T2583]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.915289][ T2583]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.915536][ T2583] RIP: 0033:0x7f3ef8bae08e
[   65.915752][ T2583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.916563][ T2583] RSP: 002b:00007ffe06627c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.916870][ T2583] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ef8bae08e
[   65.917269][ T2583] RDX: 0000000000000000 RSI: 00007ffe06627d20 RDI: 0000000000000005
[   65.917572][ T2583] RBP: 00007ffe06627c80 R08: 0000000000000000 R09: 0000000000000000
[   65.917880][ T2583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   65.918297][ T2583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe066283e0
| [   65.982918][ T2585] ------------[ cut here ]------------
| [   65.983150][ T2585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2585
| [   65.983450][ T2585] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   65.984055][ T2585] Tainted: [W]=WARN
[   65.984172][ T2585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.984350][ T2585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   65.984533][ T2585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   65.985079][ T2585] RSP: 0018:ffa000000685f1b0 EFLAGS: 00010286
[   65.985275][ T2585] RAX: 00000000ffffffa6 RBX: ff110000093a27c0 RCX: 1ff4000000d0bdfc
[   65.985492][ T2585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2870
[   65.985712][ T2585] RBP: ff11000011069000 R08: 1fe220000127450f R09: ff110000092b5180
[   65.985942][ T2585] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   65.986180][ T2585] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   65.986397][ T2585] FS:  00007faf55f16840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   65.986655][ T2585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.986838][ T2585] CR2: 00007faf5610f460 CR3: 00000000124db006 CR4: 0000000000771ef0
[   65.987088][ T2585] PKRU: 55555554
[   65.987208][ T2585] Call Trace:
[   65.987325][ T2585]  <TASK>
[   65.987400][ T2585]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   65.987543][ T2585]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   65.987649][ T2585]  __dev_notify_flags (net/core/dev.c:9787)
[   65.987792][ T2585]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   65.987933][ T2585]  ? netif_change_name (net/core/dev.c:1495)
[   65.988083][ T2585]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   65.988246][ T2585]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   65.988387][ T2585]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   65.988524][ T2585]  ? __dev_get_by_name (net/core/dev.c:883)
[   65.988675][ T2585]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   65.988819][ T2585]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   65.988963][ T2585]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   65.989120][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.989263][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.989418][ T2585]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.989555][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   65.989691][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.989833][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.989981][ T2585]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   65.990124][ T2585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   65.990271][ T2585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   65.990425][ T2585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.990565][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.990708][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   65.990846][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   65.990989][ T2585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   65.991128][ T2585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.991274][ T2585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.991418][ T2585]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   65.991564][ T2585]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   65.991708][ T2585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.991850][ T2585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.991994][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   65.992139][ T2585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   65.992278][ T2585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   65.992417][ T2585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   65.992556][ T2585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   65.992713][ T2585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   65.992851][ T2585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   65.993035][ T2585]  ? move_addr_to_kernel (net/socket.c:258)
[   65.993183][ T2585]  ___sys_sendmsg (net/socket.c:2752)
[   65.993321][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   65.993461][ T2585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   65.993616][ T2585]  ? 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))
[   65.993771][ T2585]  __sys_sendmsg (net/socket.c:2784)
[   65.993908][ T2585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   65.994053][ T2585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.994198][ T2585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   65.994342][ T2585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   65.994480][ T2585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   65.994618][ T2585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   65.994761][ T2585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.994939][ T2585] RIP: 0033:0x7faf5615008e
[   65.995089][ T2585] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.995596][ T2585] RSP: 002b:00007ffe6df9a770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.995808][ T2585] RAX: ffffffffffffffda RBX: 00007ffe6df9af08 RCX: 00007faf5615008e
[   65.996022][ T2585] RDX: 0000000000000000 RSI: 00007ffe6df9a820 RDI: 0000000000000005
[   65.996232][ T2585] RBP: 00007ffe6df9a780 R08: 0000000000000000 R09: 0000000000000000
[   65.996449][ T2585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   65.996682][ T2585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6df9aee0
| [   66.049967][ T2587] ------------[ cut here ]------------
| [   66.050628][ T2587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2587
| [   66.050902][ T2587] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.051474][ T2587] Tainted: [W]=WARN
[   66.051587][ T2587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.051761][ T2587] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.051943][ T2587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.052441][ T2587] RSP: 0018:ffa000000687f020 EFLAGS: 00010286
[   66.052615][ T2587] RAX: 00000000ffffffa6 RBX: ff1100000c611b40 RCX: 1ff4000000d0fdca
[   66.052818][ T2587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611bf0
[   66.053033][ T2587] RBP: ff11000011069000 R08: 1fe22000018c237f R09: ff1100000c985158
[   66.053240][ T2587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   66.053446][ T2587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   66.053648][ T2587] FS:  00007f5ce11f9840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.053895][ T2587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.054080][ T2587] CR2: 0000000026b1e988 CR3: 0000000011e92003 CR4: 0000000000771ef0
[   66.054292][ T2587] PKRU: 55555554
[   66.054396][ T2587] Call Trace:
[   66.054503][ T2587]  <TASK>
[   66.054578][ T2587]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.054717][ T2587]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.054826][ T2587]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   66.054964][ T2587]  __dev_notify_flags (net/core/dev.c:9787)
[   66.055112][ T2587]  ? netif_change_name (net/core/dev.c:1495)
[   66.055254][ T2587]  ? __dev_change_flags (net/core/dev.c:9752)
[   66.055393][ T2587]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   66.055531][ T2587]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.055670][ T2587]  ? 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))
[   66.055810][ T2587]  netif_change_flags (net/core/dev.c:9820)
[   66.055946][ T2587]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   66.056092][ T2587]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   66.056237][ T2587]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   66.056376][ T2587]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   66.056545][ T2587]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   66.056683][ T2587]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.056821][ T2587]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   66.056958][ T2587]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.057188][ T2587]  ? __kernel_text_address (kernel/extable.c:79)
[   66.057328][ T2587]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.057463][ T2587]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.057599][ T2587]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   66.057739][ T2587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.057880][ T2587]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   66.058146][ T2587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.058288][ T2587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.058430][ T2587]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   66.058586][ T2587]  ? __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)
[   66.058725][ T2587]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   66.058860][ T2587]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   66.059074][ T2587]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   66.059217][ T2587]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   66.059353][ T2587]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   66.059491][ T2587]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.059625][ T2587]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.059764][ T2587]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.059896][ T2587]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.060137][ T2587]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.060280][ T2587]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.060413][ T2587]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.060564][ T2587]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.060705][ T2587]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.060840][ T2587]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.061062][ T2587]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.061204][ T2587]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.061340][ T2587]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.061480][ T2587]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.061616][ T2587]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.061755][ T2587]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.061894][ T2587]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.062088][ T2587]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.062231][ T2587]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.062369][ T2587]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.062504][ T2587]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.062651][ T2587]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.062785][ T2587]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.062919][ T2587]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.063063][ T2587]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.063207][ T2587]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.063348][ T2587]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.063488][ T2587]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.063629][ T2587]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.063765][ T2587]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.063934][ T2587]  ? move_addr_to_kernel (net/socket.c:258)
[   66.064096][ T2587]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.064238][ T2587]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.064374][ T2587]  ___sys_sendmsg (net/socket.c:2752)
[   66.064512][ T2587]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.064683][ T2587]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.064830][ T2587]  __sys_sendmsg (net/socket.c:2784)
[   66.064964][ T2587]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.065122][ T2587]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.065313][ T2587]  ? 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)
[   66.065449][ T2587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.065587][ T2587]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.065724][ T2587]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.065861][ T2587]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.066003][ T2587]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.066184][ T2587] RIP: 0033:0x7f5ce143308e
[   66.066335][ T2587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.066818][ T2587] RSP: 002b:00007ffed1b730b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.067032][ T2587] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ce143308e
[   66.067244][ T2587] RDX: 0000000000000000 RSI: 00007ffed1b73160 RDI: 0000000000000005
[   66.067450][ T2587] RBP: 00007ffed1b730c0 R08: 0000000000000000 R09: 0000000000000000
[   66.067661][ T2587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.067866][ T2587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed1b73820
| [   66.148068][ T2592] ------------[ cut here ]------------
| [   66.148257][ T2592] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2592
| [   66.148540][ T2592] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.149169][ T2592] Tainted: [W]=WARN
[   66.149271][ T2592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.149436][ T2592] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.149609][ T2592] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.150187][ T2592] RSP: 0018:ffa00000068cf060 EFLAGS: 00010286
[   66.150359][ T2592] RAX: 00000000ffffffa6 RBX: ff110000107ea7c0 RCX: 1ff4000000d19dd2
[   66.150558][ T2592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea870
[   66.150756][ T2592] RBP: ff11000011069000 R08: 1fe22000020fd50f R09: ff11000012205158
[   66.150953][ T2592] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   66.151245][ T2592] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000068cf100
[   66.151445][ T2592] FS:  00007fe29f4f5840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.151676][ T2592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.151853][ T2592] CR2: 000000003c57f988 CR3: 0000000011131002 CR4: 0000000000771ef0
[   66.152129][ T2592] PKRU: 55555554
[   66.152234][ T2592] Call Trace:
[   66.152357][ T2592]  <TASK>
[   66.152428][ T2592]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.152565][ T2592]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.152668][ T2592]  netif_close_many (net/core/dev.c:1804)
[   66.152799][ T2592]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   66.152932][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.153122][ T2592]  ? __dev_close_many (net/core/dev.c:1781)
[   66.153257][ T2592]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   66.153421][ T2592]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   66.153589][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.153722][ T2592]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.153886][ T2592]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.154030][ T2592]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   66.154167][ T2592]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   66.154337][ T2592]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   66.154476][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.154613][ T2592]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   66.154748][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.154881][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.155020][ T2592]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.155162][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.155295][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.155448][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.155583][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.155718][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.155850][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.155986][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.156120][ T2592]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   66.156261][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.156394][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.156532][ T2592]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.156670][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.156804][ T2592]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.156938][ T2592]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.157080][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.157216][ T2592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.157348][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.157483][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.157615][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.157747][ T2592]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.157878][ T2592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.158017][ T2592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.158159][ T2592]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.158292][ T2592]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.158427][ T2592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.158561][ T2592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.158702][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.158837][ T2592]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.158975][ T2592]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.159108][ T2592]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.159248][ T2592]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.159381][ T2592]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.159515][ T2592]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.159675][ T2592]  ? move_addr_to_kernel (net/socket.c:258)
[   66.159805][ T2592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.159935][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.160071][ T2592]  ___sys_sendmsg (net/socket.c:2752)
[   66.160207][ T2592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.160370][ T2592]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.160513][ T2592]  __sys_sendmsg (net/socket.c:2784)
[   66.160643][ T2592]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.160773][ T2592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.160940][ T2592]  ? 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)
[   66.161076][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.161218][ T2592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.161350][ T2592]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.161484][ T2592]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.161616][ T2592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.161779][ T2592] RIP: 0033:0x7fe29f72f08e
[   66.161917][ T2592] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.162391][ T2592] RSP: 002b:00007ffe7d3440b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.162597][ T2592] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe29f72f08e
[   66.162792][ T2592] RDX: 0000000000000000 RSI: 00007ffe7d344160 RDI: 0000000000000005
[   66.162992][ T2592] RBP: 00007ffe7d3440c0 R08: 0000000000000000 R09: 0000000000000000
[   66.163194][ T2592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.163389][ T2592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7d344820
| [   66.165964][ T2592] ------------[ cut here ]------------
| [   66.166799][ T2592] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2592
| [   66.167090][ T2592] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.167626][ T2592] Tainted: [W]=WARN
[   66.167725][ T2592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.167889][ T2592] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.168062][ T2592] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.168524][ T2592] RSP: 0018:ffa00000068cf190 EFLAGS: 00010286
[   66.168684][ T2592] RAX: 00000000ffffffa6 RBX: ff110000107eb0c0 RCX: 1ff4000000d19df8
[   66.168874][ T2592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb170
[   66.169069][ T2592] RBP: ff11000011069000 R08: 1fe22000020fd62f R09: ff11000012205158
[   66.169273][ T2592] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.169464][ T2592] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.169653][ T2592] FS:  00007fe29f4f5840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.169878][ T2592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.170050][ T2592] CR2: 000000003c57f988 CR3: 0000000011131002 CR4: 0000000000771ef0
[   66.170254][ T2592] PKRU: 55555554
[   66.170351][ T2592] Call Trace:
[   66.170456][ T2592]  <TASK>
[   66.170523][ T2592]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   66.170687][ T2592]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.170845][ T2592]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.170980][ T2592]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   66.171111][ T2592]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   66.171276][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.171410][ T2592]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   66.171544][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.171727][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.171916][ T2592]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.172068][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.172204][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.172354][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.172480][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.172610][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.172737][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.172865][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.172999][ T2592]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   66.173132][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.173264][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.173395][ T2592]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.173523][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.173651][ T2592]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.173778][ T2592]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.173907][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.174045][ T2592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.174179][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.174313][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.174444][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.174573][ T2592]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.174702][ T2592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.174837][ T2592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.174977][ T2592]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.175114][ T2592]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.175249][ T2592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.175378][ T2592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.175506][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.175636][ T2592]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.175765][ T2592]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.175893][ T2592]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.176031][ T2592]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.176165][ T2592]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.176379][ T2592]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.176541][ T2592]  ? move_addr_to_kernel (net/socket.c:258)
[   66.176675][ T2592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.176804][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.177022][ T2592]  ___sys_sendmsg (net/socket.c:2752)
[   66.177187][ T2592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.177351][ T2592]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.177571][ T2592]  __sys_sendmsg (net/socket.c:2784)
[   66.177699][ T2592]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.177826][ T2592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.177994][ T2592]  ? 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)
[   66.178211][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.178342][ T2592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.178473][ T2592]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.178606][ T2592]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.178820][ T2592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.178984][ T2592] RIP: 0033:0x7fe29f72f08e
[   66.179121][ T2592] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.179668][ T2592] RSP: 002b:00007ffe7d3440b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.179861][ T2592] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe29f72f08e
[   66.180151][ T2592] RDX: 0000000000000000 RSI: 00007ffe7d344160 RDI: 0000000000000005
[   66.180344][ T2592] RBP: 00007ffe7d3440c0 R08: 0000000000000000 R09: 0000000000000000
[   66.180619][ T2592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.180810][ T2592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7d344820
| [   66.277864][ T2597] ------------[ cut here ]------------
| [   66.278115][ T2597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2597
| [   66.278412][ T2597] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.279061][ T2597] Tainted: [W]=WARN
[   66.279171][ T2597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.279346][ T2597] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.279527][ T2597] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.280032][ T2597] RSP: 0018:ffa000000690f1b0 EFLAGS: 00010286
[   66.280221][ T2597] RAX: 00000000ffffffa6 RBX: ff110000093a36c0 RCX: 1ff4000000d21dfc
[   66.280439][ T2597] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3770
[   66.280659][ T2597] RBP: ff1100000824c000 R08: 1fe22000012746ef R09: ff11000012420b80
[   66.280872][ T2597] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   66.281093][ T2597] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   66.281322][ T2597] FS:  00007f0b15509840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   66.281574][ T2597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.281756][ T2597] CR2: 0000561b07814d5c CR3: 000000000da4e006 CR4: 0000000000771ef0
[   66.281963][ T2597] PKRU: 55555554
[   66.282075][ T2597] Call Trace:
[   66.282190][ T2597]  <TASK>
[   66.282263][ T2597]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.282407][ T2597]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.282513][ T2597]  __dev_notify_flags (net/core/dev.c:9787)
[   66.282659][ T2597]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   66.282804][ T2597]  ? netif_change_name (net/core/dev.c:1495)
[   66.282948][ T2597]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   66.283097][ T2597]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   66.283242][ T2597]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   66.283380][ T2597]  ? __dev_get_by_name (net/core/dev.c:883)
[   66.283518][ T2597]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   66.283666][ T2597]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   66.283810][ T2597]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   66.283951][ T2597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.284099][ T2597]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.284244][ T2597]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.284387][ T2597]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.284528][ T2597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.284674][ T2597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.284812][ T2597]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.284955][ T2597]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.285102][ T2597]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.285261][ T2597]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.285403][ T2597]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.285543][ T2597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.285683][ T2597]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.285823][ T2597]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.285961][ T2597]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.286110][ T2597]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.286263][ T2597]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.286401][ T2597]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.286546][ T2597]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.286685][ T2597]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.286826][ T2597]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.286976][ T2597]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.287115][ T2597]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.287269][ T2597]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.287441][ T2597]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.287582][ T2597]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.287721][ T2597]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.287893][ T2597]  ? move_addr_to_kernel (net/socket.c:258)
[   66.288089][ T2597]  ___sys_sendmsg (net/socket.c:2752)
[   66.288236][ T2597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.288375][ T2597]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.288524][ T2597]  ? 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))
[   66.288665][ T2597]  __sys_sendmsg (net/socket.c:2784)
[   66.288807][ T2597]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.288952][ T2597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.289100][ T2597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.289249][ T2597]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.289393][ T2597]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.289536][ T2597]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.289686][ T2597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.289861][ T2597] RIP: 0033:0x7f0b1574308e
[   66.290016][ T2597] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.290517][ T2597] RSP: 002b:00007ffc43860560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.290729][ T2597] RAX: ffffffffffffffda RBX: 00007ffc43860cf8 RCX: 00007f0b1574308e
[   66.290940][ T2597] RDX: 0000000000000000 RSI: 00007ffc43860610 RDI: 0000000000000005
[   66.291157][ T2597] RBP: 00007ffc43860570 R08: 0000000000000000 R09: 0000000000000000
[   66.291382][ T2597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.291591][ T2597] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc43860cd0
| [   66.316865][ T2598] ------------[ cut here ]------------
| [   66.317087][ T2598] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2598
| [   66.317385][ T2598] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.317956][ T2598] Tainted: [W]=WARN
[   66.318069][ T2598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.318291][ T2598] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.318474][ T2598] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.318963][ T2598] RSP: 0018:ffa000000690f020 EFLAGS: 00010286
[   66.319154][ T2598] RAX: 00000000ffffffa6 RBX: ff110000090a99c0 RCX: 1ff4000000d21dca
[   66.319364][ T2598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9a70
[   66.319572][ T2598] RBP: ff1100000824c000 R08: 1fe220000121534f R09: ff1100000c6b5158
[   66.319776][ T2598] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   66.319984][ T2598] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   66.320196][ T2598] FS:  00007fe4e861d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.320437][ T2598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.320606][ T2598] CR2: 000000002cc98988 CR3: 0000000011147004 CR4: 0000000000771ef0
[   66.320812][ T2598] PKRU: 55555554
[   66.320916][ T2598] Call Trace:
[   66.321025][ T2598]  <TASK>
[   66.321096][ T2598]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.321241][ T2598]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.321345][ T2598]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   66.321482][ T2598]  __dev_notify_flags (net/core/dev.c:9787)
[   66.321625][ T2598]  ? netif_change_name (net/core/dev.c:1495)
[   66.321759][ T2598]  ? __dev_change_flags (net/core/dev.c:9752)
[   66.321897][ T2598]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   66.322045][ T2598]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.322187][ T2598]  ? 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))
[   66.322327][ T2598]  netif_change_flags (net/core/dev.c:9820)
[   66.322466][ T2598]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   66.322602][ T2598]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   66.322745][ T2598]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   66.322882][ T2598]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   66.323054][ T2598]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   66.323199][ T2598]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.323339][ T2598]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   66.323474][ T2598]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.323611][ T2598]  ? __kernel_text_address (kernel/extable.c:79)
[   66.323749][ T2598]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.323887][ T2598]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.324031][ T2598]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   66.324178][ T2598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.324317][ T2598]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   66.324458][ T2598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.324594][ T2598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.324730][ T2598]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   66.324871][ T2598]  ? __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)
[   66.325013][ T2598]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   66.325159][ T2598]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   66.325296][ T2598]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   66.325435][ T2598]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   66.325574][ T2598]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   66.325714][ T2598]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.325853][ T2598]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.326000][ T2598]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.326138][ T2598]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.326277][ T2598]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.326422][ T2598]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.326559][ T2598]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.326695][ T2598]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.326833][ T2598]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.326976][ T2598]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.327113][ T2598]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.327264][ T2598]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.327400][ T2598]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.327542][ T2598]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.327682][ T2598]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.327819][ T2598]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.327961][ T2598]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.328875][ T2598]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.329021][ T2598]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.329170][ T2598]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.329308][ T2598]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.329446][ T2598]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.329582][ T2598]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.329718][ T2598]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.329854][ T2598]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.330000][ T2598]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.330144][ T2598]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.330283][ T2598]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.330420][ T2598]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.330557][ T2598]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.330726][ T2598]  ? move_addr_to_kernel (net/socket.c:258)
[   66.330871][ T2598]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.331014][ T2598]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.331162][ T2598]  ___sys_sendmsg (net/socket.c:2752)
[   66.331299][ T2598]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.331471][ T2598]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.331619][ T2598]  __sys_sendmsg (net/socket.c:2784)
[   66.331757][ T2598]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.331892][ T2598]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.332078][ T2598]  ? 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)
[   66.332219][ T2598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.332357][ T2598]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.332493][ T2598]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.332629][ T2598]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.332770][ T2598]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.332980][ T2598] RIP: 0033:0x7fe4e885708e
[   66.333134][ T2598] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.333634][ T2598] RSP: 002b:00007ffeb0808b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.333855][ T2598] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe4e885708e
[   66.334066][ T2598] RDX: 0000000000000000 RSI: 00007ffeb0808c40 RDI: 0000000000000005
[   66.334278][ T2598] RBP: 00007ffeb0808ba0 R08: 0000000000000000 R09: 0000000000000000
[   66.334489][ T2598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.334699][ T2598] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb0809300
| [   66.375099][  T166] ------------[ cut here ]------------
| [   66.375287][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   66.375611][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.376310][  T166] Tainted: [W]=WARN
[   66.376430][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.376645][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.376858][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.377441][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   66.377636][  T166] RAX: 00000000ffffffa6 RBX: ff1100000f2287c0 RCX: 1ff4000000108ebf
[   66.377865][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f228870
[   66.378189][  T166] RBP: ff11000011db2000 R08: 1fe2200001e4510f R09: ff1100000cab2f20
[   66.378424][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   66.378658][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   66.378896][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   66.379267][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.379472][  T166] CR2: 00007f2d4bd5a0e8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   66.379705][  T166] PKRU: 55555554
[   66.379820][  T166] Call Trace:
[   66.379934][  T166]  <TASK>
[   66.380081][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.380245][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.380364][  T166]  netif_close_many (net/core/dev.c:1804)
[   66.380519][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.380673][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   66.380825][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.381048][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   66.381205][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   66.381395][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   66.381584][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.381737][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   66.381903][  T166]  ? __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)
[   66.382145][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   66.382299][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.382487][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   66.382641][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   66.382795][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   66.382964][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.383215][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   66.383371][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.383522][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   66.383678][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   66.383839][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   66.384076][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   66.384280][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   66.384474][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   66.384627][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   66.384780][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   66.385077][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   66.385231][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   66.385381][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   66.385531][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   66.385687][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   66.385802][  T166]  new_sync_write (fs/read_write.c:595)
[   66.385959][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.386195][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   66.386348][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.386500][  T166]  ? ksys_write (fs/read_write.c:740)
[   66.386655][  T166]  vfs_write (fs/read_write.c:688)
[   66.386771][  T166]  ksys_write (fs/read_write.c:740)
[   66.386887][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   66.387106][  T166]  ? 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)
[   66.387266][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.387419][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.387571][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.387723][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.387875][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.388142][  T166] RIP: 0033:0x7fd8e6c0c08e
[   66.388303][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.388844][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   66.389150][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   66.389381][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   66.389610][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   66.389842][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   66.390144][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   66.397486][  T166] ------------[ cut here ]------------
| [   66.397785][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   66.398351][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.399515][  T166] Tainted: [W]=WARN
[   66.399744][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.400099][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.400466][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.401370][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   66.401713][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e30040 RCX: 1ff4000000108eef
[   66.402120][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e300f0
[   66.402560][  T166] RBP: ff11000011db2000 R08: 1fe2200000bc601f R09: ff1100000cab2ef8
[   66.402960][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.403495][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.403899][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   66.404421][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.404767][  T166] CR2: 00005576eb4f3fa8 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   66.405190][  T166] PKRU: 55555554
[   66.405419][  T166] Call Trace:
[   66.405648][  T166]  <TASK>
[   66.405825][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   66.406208][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.406565][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   66.406857][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   66.407171][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   66.407461][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.407753][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   66.408057][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.408354][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   66.408658][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   66.408992][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   66.409314][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   66.409665][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   66.410030][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   66.410319][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   66.410587][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   66.410932][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   66.411246][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   66.411545][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   66.411832][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   66.412158][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   66.412392][  T166]  new_sync_write (fs/read_write.c:595)
[   66.412674][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.412956][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   66.413265][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.413544][  T166]  ? ksys_write (fs/read_write.c:740)
[   66.413834][  T166]  vfs_write (fs/read_write.c:688)
[   66.414090][  T166]  ksys_write (fs/read_write.c:740)
[   66.414348][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   66.414631][  T166]  ? 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)
[   66.414922][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.415236][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.415524][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.415813][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.418804][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.419171][  T166] RIP: 0033:0x7fd8e6c0c08e
[   66.419666][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.420728][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   66.421327][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   66.421721][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   66.422148][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   66.422708][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   66.423123][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   66.464388][ T2603] ------------[ cut here ]------------
| [   66.464570][ T2603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2603
| [   66.464847][ T2603] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.465415][ T2603] Tainted: [W]=WARN
[   66.465518][ T2603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.465689][ T2603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.465865][ T2603] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.466363][ T2603] RSP: 0018:ffa000000679f060 EFLAGS: 00010286
[   66.466533][ T2603] RAX: 00000000ffffffa6 RBX: ff110000090a8c40 RCX: 1ff4000000cf3dd2
[   66.466736][ T2603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8cf0
[   66.466935][ T2603] RBP: ff1100000824c000 R08: 1fe220000121519f R09: ff1100000ce55158
[   66.468060][ T2603] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   66.468272][ T2603] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000679f100
[   66.468476][ T2603] FS:  00007f8e58a1a840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.468745][ T2603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.468923][ T2603] CR2: 0000000034550988 CR3: 000000000c956002 CR4: 0000000000771ef0
[   66.469142][ T2603] PKRU: 55555554
[   66.469246][ T2603] Call Trace:
[   66.469349][ T2603]  <TASK>
[   66.469422][ T2603]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.469562][ T2603]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.469665][ T2603]  netif_close_many (net/core/dev.c:1804)
[   66.469804][ T2603]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   66.469939][ T2603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.470080][ T2603]  ? __dev_close_many (net/core/dev.c:1781)
[   66.470219][ T2603]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   66.470385][ T2603]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   66.470570][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.470716][ T2603]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.470885][ T2603]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.471024][ T2603]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   66.471162][ T2603]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   66.471330][ T2603]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   66.471464][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.471599][ T2603]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   66.471736][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.471871][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.472010][ T2603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.472148][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.472283][ T2603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.472437][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.472573][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.472709][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.472843][ T2603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.472983][ T2603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.473119][ T2603]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   66.473262][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.473398][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.473536][ T2603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.473669][ T2603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.473806][ T2603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.473940][ T2603]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.474080][ T2603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.474217][ T2603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.474356][ T2603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.474500][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.474632][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.474777][ T2603]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.474909][ T2603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.475051][ T2603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.475197][ T2603]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.475330][ T2603]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.475467][ T2603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.475610][ T2603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.475743][ T2603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.475876][ T2603]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.476016][ T2603]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.476152][ T2603]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.476288][ T2603]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.476422][ T2603]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.476556][ T2603]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.476723][ T2603]  ? move_addr_to_kernel (net/socket.c:258)
[   66.476863][ T2603]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.477002][ T2603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.477141][ T2603]  ___sys_sendmsg (net/socket.c:2752)
[   66.477274][ T2603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.477441][ T2603]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.477587][ T2603]  __sys_sendmsg (net/socket.c:2784)
[   66.477722][ T2603]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.477857][ T2603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.478030][ T2603]  ? 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)
[   66.478224][ T2603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.478381][ T2603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.478519][ T2603]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.478655][ T2603]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.478792][ T2603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.478962][ T2603] RIP: 0033:0x7f8e58c5408e
[   66.479112][ T2603] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.479595][ T2603] RSP: 002b:00007ffff4ec5240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.479807][ T2603] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e58c5408e
[   66.480043][ T2603] RDX: 0000000000000000 RSI: 00007ffff4ec52f0 RDI: 0000000000000005
[   66.480255][ T2603] RBP: 00007ffff4ec5250 R08: 0000000000000000 R09: 0000000000000000
[   66.480456][ T2603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.480658][ T2603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4ec59b0
| [   66.483780][ T2603] ------------[ cut here ]------------
| [   66.483945][ T2603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2603
| [   66.485023][ T2603] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.485685][ T2603] Tainted: [W]=WARN
[   66.485786][ T2603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.485952][ T2603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.486130][ T2603] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.486597][ T2603] RSP: 0018:ffa000000679f190 EFLAGS: 00010286
[   66.486764][ T2603] RAX: 00000000ffffffa6 RBX: ff1100001045f9c0 RCX: 1ff4000000cf3df8
[   66.486963][ T2603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fa70
[   66.487170][ T2603] RBP: ff1100000824c000 R08: 1fe220000208bf4f R09: ff1100000ce55158
[   66.487362][ T2603] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.487556][ T2603] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.487756][ T2603] FS:  00007f8e58a1a840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.487996][ T2603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.488165][ T2603] CR2: 0000000034550988 CR3: 000000000c956002 CR4: 0000000000771ef0
[   66.488360][ T2603] PKRU: 55555554
[   66.488458][ T2603] Call Trace:
[   66.488557][ T2603]  <TASK>
[   66.488627][ T2603]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   66.488797][ T2603]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.488962][ T2603]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.489097][ T2603]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   66.489239][ T2603]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   66.489403][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.489538][ T2603]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   66.489668][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.489802][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.489932][ T2603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.490067][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.490205][ T2603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.490356][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.490488][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.490618][ T2603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.490749][ T2603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.490878][ T2603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.491012][ T2603]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   66.491148][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.491277][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.491407][ T2603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.491536][ T2603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.491667][ T2603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   66.491796][ T2603]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.491925][ T2603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.492065][ T2603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.492199][ T2603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.492332][ T2603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.492465][ T2603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.492597][ T2603]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.492729][ T2603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.492863][ T2603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.493006][ T2603]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.493139][ T2603]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.493276][ T2603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.493407][ T2603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.493537][ T2603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.493671][ T2603]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.493802][ T2603]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.493937][ T2603]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.494077][ T2603]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.494214][ T2603]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.494343][ T2603]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.494511][ T2603]  ? move_addr_to_kernel (net/socket.c:258)
[   66.494647][ T2603]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.494781][ T2603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.494912][ T2603]  ___sys_sendmsg (net/socket.c:2752)
[   66.495047][ T2603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.495508][ T2603]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.495649][ T2603]  __sys_sendmsg (net/socket.c:2784)
[   66.495781][ T2603]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.495911][ T2603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.496083][ T2603]  ? 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)
[   66.496218][ T2603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.496348][ T2603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.496479][ T2603]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.496607][ T2603]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.496739][ T2603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.496905][ T2603] RIP: 0033:0x7f8e58c5408e
[   66.497048][ T2603] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.497518][ T2603] RSP: 002b:00007ffff4ec5240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.497717][ T2603] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e58c5408e
[   66.497910][ T2603] RDX: 0000000000000000 RSI: 00007ffff4ec52f0 RDI: 0000000000000005
[   66.498118][ T2603] RBP: 00007ffff4ec5250 R08: 0000000000000000 R09: 0000000000000000
[   66.498315][ T2603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbad
[   66.498510][ T2603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4ec59b0
| [   66.601097][  T166] ------------[ cut here ]------------
| [   66.601386][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   66.601780][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.602704][  T166] Tainted: [W]=WARN
[   66.602889][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.603159][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.603389][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.604016][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   66.604246][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c5f7540 RCX: 1ff4000000108e65
[   66.604506][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f75f0
[   66.604767][  T166] RBP: ff11000012412000 R08: 1fe22000018beebf R09: ff1100000cab2f48
[   66.605035][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   66.605301][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012412000
[   66.605562][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   66.605869][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.606095][  T166] CR2: 00005576eb64a6e8 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   66.606361][  T166] PKRU: 55555554
[   66.606492][  T166] Call Trace:
[   66.606621][  T166]  <TASK>
[   66.606711][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.606887][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.607026][  T166]  register_netdevice (net/core/dev.c:11488)
[   66.607206][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   66.607420][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   66.607599][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   66.607821][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   66.608013][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   66.608234][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   66.608407][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   66.608625][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   66.608800][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   66.608931][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   66.609114][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   66.609342][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   66.609519][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   66.609693][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   66.609869][  T166]  really_probe (drivers/base/dd.c:709)
[   66.610050][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   66.610230][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   66.610402][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   66.610575][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   66.610747][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   66.610919][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   66.611101][  T166]  __device_attach (drivers/base/dd.c:1101)
[   66.611278][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   66.611450][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   66.611663][  T166]  ? 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)
[   66.611836][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   66.612015][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   66.612191][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   66.612365][  T166]  device_add (drivers/base/core.c:3706)
[   66.612544][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   66.612759][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   66.612931][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   66.613112][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   66.613332][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.613504][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   66.613721][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   66.613896][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   66.614078][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   66.614281][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   66.614452][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   66.614580][  T166]  new_sync_write (fs/read_write.c:595)
[   66.614754][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.614925][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   66.615102][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.615279][  T166]  ? ksys_write (fs/read_write.c:740)
[   66.615454][  T166]  vfs_write (fs/read_write.c:688)
[   66.615586][  T166]  ksys_write (fs/read_write.c:740)
[   66.615716][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   66.615888][  T166]  ? 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)
[   66.616065][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.616242][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.616415][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.616590][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.616763][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.616982][  T166] RIP: 0033:0x7fd8e6c0c08e
[   66.617165][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.617822][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   66.618090][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   66.618354][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   66.618608][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   66.618866][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   66.619130][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   66.624652][  T166] ------------[ cut here ]------------
| [   66.625039][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   66.625657][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.626870][  T166] Tainted: [W]=WARN
[   66.627125][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.627500][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.627873][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.628881][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   66.629255][  T166] RAX: 00000000ffffffa6 RBX: ff1100001045f540 RCX: 1ff4000000108eef
[   66.629657][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f5f0
[   66.630069][  T166] RBP: ff11000012412000 R08: 1fe220000208bebf R09: ff1100000cab2ef8
[   66.630474][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.630867][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.631292][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   66.631749][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.632114][  T166] CR2: 0000561b21f2a000 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   66.632524][  T166] PKRU: 55555554
[   66.632752][  T166] Call Trace:
[   66.632990][  T166]  <TASK>
[   66.633167][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   66.633521][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   66.633851][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   66.634165][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   66.634452][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   66.634742][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.635048][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   66.635349][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.635638][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   66.635931][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   66.636245][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   66.636537][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   66.636892][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   66.637265][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   66.637549][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   66.637838][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   66.638204][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   66.638494][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   66.638788][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   66.639092][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   66.639392][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   66.639626][  T166]  new_sync_write (fs/read_write.c:595)
[   66.639918][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.640231][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   66.640522][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.640810][  T166]  ? ksys_write (fs/read_write.c:740)
[   66.641126][  T166]  vfs_write (fs/read_write.c:688)
[   66.641372][  T166]  ksys_write (fs/read_write.c:740)
[   66.641607][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   66.641888][  T166]  ? 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)
[   66.642198][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.642488][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.642766][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.643070][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.643370][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.643713][  T166] RIP: 0033:0x7fd8e6c0c08e
[   66.644027][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.644907][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   66.645330][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   66.645727][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   66.646148][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   66.646548][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   66.646946][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   66.692166][  T166] ------------[ cut here ]------------
| [   66.692623][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   66.693361][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.694610][  T166] Tainted: [W]=WARN
[   66.694851][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.695227][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.695595][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.696516][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   66.696875][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e461c0 RCX: 1ff4000000108ed1
[   66.697306][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46270
[   66.697750][  T166] RBP: ff110000100aa000 R08: 1fe2200000bc8c4f R09: ff1100000cab2ef8
[   66.698204][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.698649][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100aa000
[   66.699117][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   66.699671][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.700093][  T166] CR2: 00007ffe866f4fe8 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   66.700537][  T166] PKRU: 55555554
[   66.700788][  T166] Call Trace:
[   66.701063][  T166]  <TASK>
[   66.701262][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.701589][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.701846][  T166]  register_netdevice (net/core/dev.c:11488)
[   66.702191][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   66.702559][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   66.702869][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   66.703269][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   66.703573][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   66.703939][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   66.704335][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.704644][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   66.704953][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   66.705348][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   66.705656][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   66.706040][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   66.706382][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   66.706911][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   66.707409][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   66.707658][  T166]  new_sync_write (fs/read_write.c:595)
[   66.707985][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.708297][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   66.708608][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.709108][  T166]  ? ksys_write (fs/read_write.c:740)
[   66.709425][  T166]  vfs_write (fs/read_write.c:688)
[   66.709676][  T166]  ksys_write (fs/read_write.c:740)
[   66.710118][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   66.710418][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.710721][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.711043][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.711349][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.711646][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.711949][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.712506][  T166] RIP: 0033:0x7fd8e6c0c08e
[   66.712805][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.713718][  T166] RSP: 002b:00007ffe866f5610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   66.714156][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   66.714739][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   66.715180][  T166] RBP: 00007ffe866f5620 R08: 0000000000000000 R09: 0000000000000000
[   66.715592][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   66.716212][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   66.864438][ T2611] ------------[ cut here ]------------
| [   66.864622][ T2611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2611
| [   66.864916][ T2611] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.865496][ T2611] Tainted: [W]=WARN
[   66.865601][ T2611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.865781][ T2611] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.865961][ T2611] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.866457][ T2611] RSP: 0018:ffa000000680f020 EFLAGS: 00010286
[   66.866661][ T2611] RAX: 00000000ffffffa6 RBX: ff110000093a2f40 RCX: 1ff4000000d01dca
[   66.866867][ T2611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2ff0
[   66.867080][ T2611] RBP: ff110000100aa000 R08: 1fe22000012745ff R09: ff11000012422e80
[   66.867289][ T2611] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   66.867501][ T2611] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   66.867707][ T2611] FS:  00007f1dd3302840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.867961][ T2611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.868143][ T2611] CR2: 00007f1dd35d21a0 CR3: 0000000012346004 CR4: 0000000000771ef0
[   66.868359][ T2611] PKRU: 55555554
[   66.868462][ T2611] Call Trace:
[   66.868564][ T2611]  <TASK>
[   66.868636][ T2611]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.868778][ T2611]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.868882][ T2611]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   66.869029][ T2611]  __dev_notify_flags (net/core/dev.c:9787)
[   66.869171][ T2611]  ? netif_change_name (net/core/dev.c:1495)
[   66.869306][ T2611]  ? __dev_change_flags (net/core/dev.c:9752)
[   66.869442][ T2611]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   66.869598][ T2611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.869740][ T2611]  ? 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))
[   66.869880][ T2611]  netif_change_flags (net/core/dev.c:9820)
[   66.870107][ T2611]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   66.870251][ T2611]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   66.870387][ T2611]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   66.870558][ T2611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   66.870708][ T2611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.870844][ T2611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   66.871079][ T2611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.871303][ T2611]  ? __kernel_text_address (kernel/extable.c:79)
[   66.871443][ T2611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.871602][ T2611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.871744][ T2611]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   66.871881][ T2611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.872112][ T2611]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   66.872252][ T2611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.872388][ T2611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.872523][ T2611]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   66.872661][ T2611]  ? __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)
[   66.872799][ T2611]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   66.872934][ T2611]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   66.873134][ T2611]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   66.873296][ T2611]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   66.873439][ T2611]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   66.873577][ T2611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.873712][ T2611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.873858][ T2611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.874047][ T2611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.874245][ T2611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.874448][ T2611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.874598][ T2611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.874735][ T2611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.874874][ T2611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.875022][ T2611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.875170][ T2611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.875306][ T2611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.875446][ T2611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.875581][ T2611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.875718][ T2611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.875856][ T2611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.875998][ T2611]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.876135][ T2611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.876281][ T2611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.876425][ T2611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.876588][ T2611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.876731][ T2611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.876872][ T2611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.877680][ T2611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.877820][ T2611]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.877958][ T2611]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.878103][ T2611]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.878263][ T2611]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.878407][ T2611]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.878607][ T2611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.878788][ T2611]  ? move_addr_to_kernel (net/socket.c:258)
[   66.878930][ T2611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.879074][ T2611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.879219][ T2611]  ___sys_sendmsg (net/socket.c:2752)
[   66.879358][ T2611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.879544][ T2611]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.879693][ T2611]  __sys_sendmsg (net/socket.c:2784)
[   66.879832][ T2611]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.879978][ T2611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.880156][ T2611]  ? 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)
[   66.880292][ T2611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.880461][ T2611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.880685][ T2611]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.880852][ T2611]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.881000][ T2611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.881176][ T2611] RIP: 0033:0x7f1dd353c08e
[   66.881321][ T2611] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.881861][ T2611] RSP: 002b:00007fff8bbac2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.882089][ T2611] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1dd353c08e
[   66.882310][ T2611] RDX: 0000000000000000 RSI: 00007fff8bbac3a0 RDI: 0000000000000005
[   66.882525][ T2611] RBP: 00007fff8bbac300 R08: 0000000000000000 R09: 0000000000000000
[   66.882765][ T2611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   66.882994][ T2611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8bbaca60
| [   66.940937][ T2613] ------------[ cut here ]------------
| [   66.941170][ T2613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2613
| [   66.941473][ T2613] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.942091][ T2613] Tainted: [W]=WARN
[   66.942232][ T2613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.942451][ T2613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.942664][ T2613] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.943213][ T2613] RSP: 0018:ffa000000698ef70 EFLAGS: 00010286
[   66.943401][ T2613] RAX: 00000000ffffffa6 RBX: ff110000107ea1c0 RCX: 1ff4000000d31db4
[   66.943625][ T2613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea270
[   66.943845][ T2613] RBP: ff110000100aa000 R08: 1fe22000020fd44f R09: ff1100001249ae80
[   66.944084][ T2613] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   66.944312][ T2613] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   66.944559][ T2613] FS:  00007f80bd37b840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   66.944818][ T2613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.945007][ T2613] CR2: 000000003e37aa28 CR3: 000000000bdd9003 CR4: 0000000000771ef0
[   66.945251][ T2613] PKRU: 55555554
[   66.945363][ T2613] Call Trace:
[   66.945473][ T2613]  <TASK>
[   66.945552][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.945703][ T2613]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   66.945853][ T2613]  notifier_call_chain (kernel/notifier.c:85)
[   66.946068][ T2613]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   66.946251][ T2613]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   66.946399][ T2613]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   66.946547][ T2613]  netdev_upper_dev_link (net/core/dev.c:8972)
[   66.946695][ T2613]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   66.946844][ T2613] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   66.947022][ T2613]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   66.947178][ T2613] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   66.947326][ T2613]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   66.947481][ T2613]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   66.947629][ T2613]  ? nla_strscpy (lib/nlattr.c:795)
[   66.947782][ T2613]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   66.947934][ T2613]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   66.948087][ T2613]  ? __dev_get_by_name (net/core/dev.c:883)
[   66.948254][ T2613]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   66.948407][ T2613]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   66.948558][ T2613]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   66.948717][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.948866][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.949035][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.949197][ T2613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.949344][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.949495][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.949643][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.949788][ T2613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.949937][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.950111][ T2613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.950275][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.950422][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.950567][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.950717][ T2613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.950865][ T2613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.951016][ T2613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.951197][ T2613]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.951345][ T2613]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.951493][ T2613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.951638][ T2613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.951784][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.951930][ T2613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.952081][ T2613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.952289][ T2613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.952443][ T2613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.952592][ T2613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.952750][ T2613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.952928][ T2613]  ? move_addr_to_kernel (net/socket.c:258)
[   66.953079][ T2613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.953235][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.953381][ T2613]  ___sys_sendmsg (net/socket.c:2752)
[   66.953531][ T2613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.953714][ T2613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.953871][ T2613]  __sys_sendmsg (net/socket.c:2784)
[   66.954021][ T2613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.954171][ T2613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.954353][ T2613]  ? 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)
[   66.954496][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.954642][ T2613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.954789][ T2613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.954935][ T2613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.955085][ T2613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.955271][ T2613] RIP: 0033:0x7f80bd5b508e
[   66.955451][ T2613] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.955995][ T2613] RSP: 002b:00007fffb8a5b130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.956220][ T2613] RAX: ffffffffffffffda RBX: 00007fffb8a5b8d0 RCX: 00007f80bd5b508e
[   66.956446][ T2613] RDX: 0000000000000000 RSI: 00007fffb8a5b1e0 RDI: 0000000000000005
[   66.956662][ T2613] RBP: 00007fffb8a5b140 R08: 0000000000000000 R09: 0000000000000000
[   66.956882][ T2613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   66.957105][ T2613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb8a5b8a8
| [   66.959016][ T2613] ------------[ cut here ]------------
| [   66.959194][ T2613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2613
| [   66.959486][ T2613] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   66.960394][ T2613] Tainted: [W]=WARN
[   66.960562][ T2613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.960800][ T2613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.961129][ T2613] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.961865][ T2613] RSP: 0018:ffa000000698efd0 EFLAGS: 00010286
[   66.962104][ T2613] RAX: 00000000ffffffa6 RBX: ff11000005e47cc0 RCX: 1ff4000000d31dc0
[   66.962352][ T2613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47d70
[   66.962567][ T2613] RBP: ff1100001071a000 R08: 1fe2200000bc8faf R09: ff1100001249ae80
[   66.962783][ T2613] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.963067][ T2613] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071ae04
[   66.963382][ T2613] FS:  00007f80bd37b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   66.963763][ T2613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.964049][ T2613] CR2: 00007f1dd358d2a0 CR3: 000000000bdd9005 CR4: 0000000000771ef0
[   66.964405][ T2613] PKRU: 55555554
[   66.964543][ T2613] Call Trace:
[   66.964683][ T2613]  <TASK>
[   66.964793][ T2613]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.965005][ T2613]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.965117][ T2613]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   66.965267][ T2613]  __dev_notify_flags (net/core/dev.c:9787)
[   66.965423][ T2613]  ? netif_change_name (net/core/dev.c:1495)
[   66.965568][ T2613]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   66.965714][ T2613]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   66.965876][ T2613]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   66.966035][ T2613] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   66.966190][ T2613]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   66.966339][ T2613] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   66.966488][ T2613]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   66.966636][ T2613]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   66.966798][ T2613]  ? nla_strscpy (lib/nlattr.c:795)
[   66.966944][ T2613]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   66.967095][ T2613]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   66.967258][ T2613]  ? __dev_get_by_name (net/core/dev.c:883)
[   66.967402][ T2613]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   66.967557][ T2613]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   66.967718][ T2613]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   66.967864][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.968017][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.968170][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.968319][ T2613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   66.968463][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.968613][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.968758][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   66.968925][ T2613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   66.969082][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.969266][ T2613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.969441][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.969588][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   66.969732][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   66.969878][ T2613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   66.970029][ T2613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.970179][ T2613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.970327][ T2613]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   66.970469][ T2613]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   66.970621][ T2613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.970792][ T2613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.970939][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   66.971095][ T2613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   66.971250][ T2613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   66.971397][ T2613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   66.971546][ T2613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   66.971717][ T2613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   66.971891][ T2613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   66.972081][ T2613]  ? move_addr_to_kernel (net/socket.c:258)
[   66.972234][ T2613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   66.972386][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   66.972533][ T2613]  ___sys_sendmsg (net/socket.c:2752)
[   66.972689][ T2613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   66.972877][ T2613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   66.973040][ T2613]  __sys_sendmsg (net/socket.c:2784)
[   66.973190][ T2613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   66.973336][ T2613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   66.973523][ T2613]  ? 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)
[   66.973671][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   66.973835][ T2613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.973989][ T2613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.974137][ T2613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.974289][ T2613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.974471][ T2613] RIP: 0033:0x7f80bd5b508e
[   66.974633][ T2613] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   66.975178][ T2613] RSP: 002b:00007fffb8a5b130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.975397][ T2613] RAX: ffffffffffffffda RBX: 00007fffb8a5b8d0 RCX: 00007f80bd5b508e
[   66.975627][ T2613] RDX: 0000000000000000 RSI: 00007fffb8a5b1e0 RDI: 0000000000000005
[   66.975858][ T2613] RBP: 00007fffb8a5b140 R08: 0000000000000000 R09: 0000000000000000
[   66.976084][ T2613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   66.976311][ T2613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb8a5b8a8
| [   67.019644][ T2614] ------------[ cut here ]------------
| [   67.019962][ T2614] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2614
| [   67.020467][ T2614] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.021545][ T2614] Tainted: [W]=WARN
[   67.021784][ T2614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.022122][ T2614] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.022488][ T2614] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.023332][ T2614] RSP: 0018:ffa000000699f020 EFLAGS: 00010286
[   67.023658][ T2614] RAX: 00000000ffffffa6 RBX: ff1100000c8d3e40 RCX: 1ff4000000d33dca
[   67.024060][ T2614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d3ef0
[   67.024443][ T2614] RBP: ff1100001071a000 R08: 1fe220000191a7df R09: ff11000011bd2e58
[   67.024829][ T2614] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   67.025235][ T2614] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.025609][ T2614] FS:  00007f47d1e5b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   67.026058][ T2614] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.026388][ T2614] CR2: 0000000035aa5988 CR3: 0000000004eef003 CR4: 0000000000771ef0
[   67.026774][ T2614] PKRU: 55555554
[   67.027017][ T2614] Call Trace:
[   67.027240][ T2614]  <TASK>
[   67.027411][ T2614]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.027680][ T2614]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.027894][ T2614]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.028191][ T2614]  __dev_notify_flags (net/core/dev.c:9787)
[   67.028463][ T2614]  ? netif_change_name (net/core/dev.c:1495)
[   67.028766][ T2614]  ? __dev_change_flags (net/core/dev.c:9752)
[   67.029055][ T2614]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   67.029334][ T2614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.029607][ T2614]  ? 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))
[   67.029881][ T2614]  netif_change_flags (net/core/dev.c:9820)
[   67.030179][ T2614]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.030453][ T2614]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   67.030764][ T2614]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   67.031051][ T2614]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.031379][ T2614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   67.031650][ T2614]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.031924][ T2614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   67.032227][ T2614]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.032507][ T2614]  ? __kernel_text_address (kernel/extable.c:79)
[   67.032776][ T2614]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.033070][ T2614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.033371][ T2614]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.033642][ T2614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.033910][ T2614]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   67.034199][ T2614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.034466][ T2614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.034735][ T2614]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   67.035023][ T2614]  ? __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)
[   67.035294][ T2614]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   67.035559][ T2614]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.035830][ T2614]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.036118][ T2614]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   67.036404][ T2614]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.036672][ T2614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.036935][ T2614]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.037229][ T2614]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.037496][ T2614]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.037764][ T2614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.038055][ T2614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.038329][ T2614]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.038606][ T2614]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.038911][ T2614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.039241][ T2614]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.039517][ T2614]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.039791][ T2614]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.040075][ T2614]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.040347][ T2614]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.040614][ T2614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.040873][ T2614]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.041170][ T2614]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.041436][ T2614]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.041708][ T2614]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.041999][ T2614]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.042271][ T2614]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.042543][ T2614]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.042812][ T2614]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.043095][ T2614]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.043373][ T2614]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.043645][ T2614]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.043918][ T2614]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.044214][ T2614]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.044487][ T2614]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.044755][ T2614]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.045092][ T2614]  ? move_addr_to_kernel (net/socket.c:258)
[   67.045374][ T2614]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.045646][ T2614]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.045918][ T2614]  ___sys_sendmsg (net/socket.c:2752)
[   67.046207][ T2614]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.046524][ T2614]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.046811][ T2614]  __sys_sendmsg (net/socket.c:2784)
[   67.047092][ T2614]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.047365][ T2614]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.047696][ T2614]  ? 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)
[   67.047964][ T2614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.048257][ T2614]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.048525][ T2614]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.048792][ T2614]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.049082][ T2614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.049411][ T2614] RIP: 0033:0x7f47d209508e
[   67.049688][ T2614] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.050531][ T2614] RSP: 002b:00007ffc88e28500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.050917][ T2614] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f47d209508e
[   67.051309][ T2614] RDX: 0000000000000000 RSI: 00007ffc88e285b0 RDI: 0000000000000005
[   67.051688][ T2614] RBP: 00007ffc88e28510 R08: 0000000000000000 R09: 0000000000000000
[   67.052082][ T2614] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.052465][ T2614] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc88e28c70
| [   67.155821][ T2619] ------------[ cut here ]------------
| [   67.156168][ T2619] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2619
| [   67.156685][ T2619] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.157753][ T2619] Tainted: [W]=WARN
[   67.157997][ T2619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.158345][ T2619] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.158697][ T2619] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.159574][ T2619] RSP: 0018:ffa00000069aef70 EFLAGS: 00010286
[   67.159916][ T2619] RAX: 00000000ffffffa6 RBX: ff110000090a8640 RCX: 1ff4000000d35db4
[   67.160327][ T2619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a86f0
[   67.160724][ T2619] RBP: ff110000100aa000 R08: 1fe22000012150df R09: ff1100000c985180
[   67.161137][ T2619] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   67.161546][ T2619] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   67.161944][ T2619] FS:  00007f820e96e840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   67.162423][ T2619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.162766][ T2619] CR2: 0000000023680a28 CR3: 000000000c956003 CR4: 0000000000771ef0
[   67.163597][ T2619] PKRU: 55555554
[   67.163823][ T2619] Call Trace:
[   67.164066][ T2619]  <TASK>
[   67.164255][ T2619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.164551][ T2619]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.164840][ T2619]  notifier_call_chain (kernel/notifier.c:85)
[   67.165170][ T2619]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   67.165464][ T2619]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   67.165756][ T2619]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   67.166062][ T2619]  netdev_upper_dev_link (net/core/dev.c:8972)
[   67.166354][ T2619]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   67.166644][ T2619] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   67.166949][ T2619]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   67.167271][ T2619] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   67.167561][ T2619]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   67.167853][ T2619]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   67.168161][ T2619]  ? nla_strscpy (lib/nlattr.c:795)
[   67.168452][ T2619]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   67.168737][ T2619]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   67.169038][ T2619]  ? __dev_get_by_name (net/core/dev.c:883)
[   67.169335][ T2619]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   67.169629][ T2619]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   67.169926][ T2619]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.170243][ T2619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.170533][ T2619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.170824][ T2619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.171125][ T2619]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.171420][ T2619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.171718][ T2619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.172016][ T2619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.172313][ T2619]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.172608][ T2619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.172893][ T2619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.173211][ T2619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.173506][ T2619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.173789][ T2619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.174097][ T2619]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.174397][ T2619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.174691][ T2619]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.175002][ T2619]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.175301][ T2619]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.175598][ T2619]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.175886][ T2619]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.176199][ T2619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.176493][ T2619]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.176785][ T2619]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.177092][ T2619]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.177400][ T2619]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.177686][ T2619]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.177989][ T2619]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.178339][ T2619]  ? move_addr_to_kernel (net/socket.c:258)
[   67.178631][ T2619]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.178923][ T2619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.179238][ T2619]  ___sys_sendmsg (net/socket.c:2752)
[   67.179525][ T2619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.179876][ T2619]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.180211][ T2619]  __sys_sendmsg (net/socket.c:2784)
[   67.180502][ T2619]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.180794][ T2619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.181168][ T2619]  ? 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)
[   67.181457][ T2619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.181750][ T2619]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.182057][ T2619]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.182355][ T2619]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.182645][ T2619]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.183000][ T2619] RIP: 0033:0x7f820eba808e
[   67.183317][ T2619] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.184222][ T2619] RSP: 002b:00007ffc8098d860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.184633][ T2619] RAX: ffffffffffffffda RBX: 00007ffc8098dff8 RCX: 00007f820eba808e
[   67.185062][ T2619] RDX: 0000000000000000 RSI: 00007ffc8098d910 RDI: 0000000000000005
[   67.185476][ T2619] RBP: 00007ffc8098d870 R08: 0000000000000000 R09: 0000000000000000
[   67.185877][ T2619] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.186317][ T2619] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8098dfd0
| [   67.189621][ T2619] ------------[ cut here ]------------
| [   67.189985][ T2619] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2619
| [   67.190506][ T2619] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.191612][ T2619] Tainted: [W]=WARN
[   67.191845][ T2619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.192227][ T2619] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.192598][ T2619] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.193504][ T2619] RSP: 0018:ffa00000069aefd0 EFLAGS: 00010286
[   67.193857][ T2619] RAX: 00000000ffffffa6 RBX: ff1100001045e340 RCX: 1ff4000000d35dc0
[   67.194295][ T2619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045e3f0
[   67.194703][ T2619] RBP: ff11000011272000 R08: 1fe220000208bc7f R09: ff1100000c985180
[   67.195126][ T2619] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.195545][ T2619] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011272e04
[   67.195955][ T2619] FS:  00007f820e96e840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   67.196442][ T2619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.196799][ T2619] CR2: 0000000023680a28 CR3: 000000000c956003 CR4: 0000000000771ef0
[   67.197233][ T2619] PKRU: 55555554
[   67.197463][ T2619] Call Trace:
[   67.197694][ T2619]  <TASK>
[   67.197876][ T2619]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.198201][ T2619]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.198438][ T2619]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   67.198749][ T2619]  __dev_notify_flags (net/core/dev.c:9787)
[   67.199059][ T2619]  ? netif_change_name (net/core/dev.c:1495)
[   67.199359][ T2619]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   67.199654][ T2619]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   67.199949][ T2619]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   67.200265][ T2619] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   67.200566][ T2619]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   67.200866][ T2619] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   67.201195][ T2619]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   67.201495][ T2619]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   67.201792][ T2619]  ? nla_strscpy (lib/nlattr.c:795)
[   67.202102][ T2619]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   67.202405][ T2619]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   67.202695][ T2619]  ? __dev_get_by_name (net/core/dev.c:883)
[   67.203002][ T2619]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   67.203312][ T2619]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   67.203612][ T2619]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.203906][ T2619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.204225][ T2619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.204516][ T2619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.204804][ T2619]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.205117][ T2619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.205431][ T2619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.205722][ T2619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.206032][ T2619]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.206335][ T2619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.206627][ T2619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.206916][ T2619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.207243][ T2619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.207533][ T2619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.207828][ T2619]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.208154][ T2619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.208449][ T2619]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.208753][ T2619]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.209063][ T2619]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.209373][ T2619]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.209671][ T2619]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.209961][ T2619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.210285][ T2619]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.210589][ T2619]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.210883][ T2619]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.211207][ T2619]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.211503][ T2619]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.211814][ T2619]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.212191][ T2619]  ? move_addr_to_kernel (net/socket.c:258)
[   67.212487][ T2619]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.212781][ T2619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.213093][ T2619]  ___sys_sendmsg (net/socket.c:2752)
[   67.213393][ T2619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.213746][ T2619]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.214082][ T2619]  __sys_sendmsg (net/socket.c:2784)
[   67.214395][ T2619]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.214695][ T2619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.215073][ T2619]  ? 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)
[   67.215375][ T2619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.215671][ T2619]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.215963][ T2619]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.216281][ T2619]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.216574][ T2619]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.216923][ T2619] RIP: 0033:0x7f820eba808e
[   67.217261][ T2619] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.218177][ T2619] RSP: 002b:00007ffc8098d860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.218598][ T2619] RAX: ffffffffffffffda RBX: 00007ffc8098dff8 RCX: 00007f820eba808e
[   67.219018][ T2619] RDX: 0000000000000000 RSI: 00007ffc8098d910 RDI: 0000000000000005
[   67.219433][ T2619] RBP: 00007ffc8098d870 R08: 0000000000000000 R09: 0000000000000000
[   67.219847][ T2619] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.220298][ T2619] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8098dfd0
| [   67.269134][ T2620] ------------[ cut here ]------------
| [   67.269464][ T2620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2620
| [   67.269957][ T2620] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.271608][ T2620] Tainted: [W]=WARN
[   67.271999][ T2620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.272532][ T2620] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.273069][ T2620] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.274084][ T2620] RSP: 0018:ffa000000665f020 EFLAGS: 00010286
[   67.274580][ T2620] RAX: 00000000ffffffa6 RBX: ff110000093a2340 RCX: 1ff4000000ccbdca
[   67.274949][ T2620] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a23f0
[   67.275352][ T2620] RBP: ff11000011272000 R08: 1fe220000127447f R09: ff11000011c10b58
[   67.275727][ T2620] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   67.276162][ T2620] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.276553][ T2620] FS:  00007f73a497b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   67.277014][ T2620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.277377][ T2620] CR2: 00000000159da988 CR3: 000000000c996005 CR4: 0000000000771ef0
[   67.277756][ T2620] PKRU: 55555554
[   67.277992][ T2620] Call Trace:
[   67.278215][ T2620]  <TASK>
[   67.278380][ T2620]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.278664][ T2620]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.278886][ T2620]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.279182][ T2620]  __dev_notify_flags (net/core/dev.c:9787)
[   67.279460][ T2620]  ? netif_change_name (net/core/dev.c:1495)
[   67.279728][ T2620]  ? __dev_change_flags (net/core/dev.c:9752)
[   67.280020][ T2620]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   67.280334][ T2620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.280613][ T2620]  ? 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))
[   67.280893][ T2620]  netif_change_flags (net/core/dev.c:9820)
[   67.281191][ T2620]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.281461][ T2620]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   67.281733][ T2620]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   67.282013][ T2620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.282348][ T2620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   67.282617][ T2620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.282888][ T2620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   67.283182][ T2620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.283454][ T2620]  ? __kernel_text_address (kernel/extable.c:79)
[   67.283727][ T2620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.284024][ T2620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.284309][ T2620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.284589][ T2620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.284857][ T2620]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   67.285151][ T2620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.285421][ T2620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.285697][ T2620]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   67.285991][ T2620]  ? __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)
[   67.286274][ T2620]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   67.286548][ T2620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.286822][ T2620]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.287181][ T2620]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   67.287488][ T2620]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.287767][ T2620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.288079][ T2620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.288371][ T2620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.288663][ T2620]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.288937][ T2620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.289247][ T2620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.289522][ T2620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.289804][ T2620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.290094][ T2620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.290393][ T2620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.290670][ T2620]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.290950][ T2620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.291252][ T2620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.291530][ T2620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.291815][ T2620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.292115][ T2620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.292414][ T2620]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.292686][ T2620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.292962][ T2620]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.293278][ T2620]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.293554][ T2620]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.293838][ T2620]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.294136][ T2620]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.294428][ T2620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.294708][ T2620]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.295003][ T2620]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.295289][ T2620]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.295574][ T2620]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.295858][ T2620]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.296155][ T2620]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.296480][ T2620]  ? move_addr_to_kernel (net/socket.c:258)
[   67.296755][ T2620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.297044][ T2620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.297335][ T2620]  ___sys_sendmsg (net/socket.c:2752)
[   67.297607][ T2620]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.297936][ T2620]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.298260][ T2620]  __sys_sendmsg (net/socket.c:2784)
[   67.298534][ T2620]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.298806][ T2620]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.299172][ T2620]  ? 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)
[   67.299439][ T2620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.299726][ T2620]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.300026][ T2620]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.300316][ T2620]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.300599][ T2620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.300931][ T2620] RIP: 0033:0x7f73a4bb508e
[   67.301249][ T2620] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.302157][ T2620] RSP: 002b:00007ffe01597650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.302557][ T2620] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f73a4bb508e
[   67.302944][ T2620] RDX: 0000000000000000 RSI: 00007ffe01597700 RDI: 0000000000000005
[   67.303356][ T2620] RBP: 00007ffe01597660 R08: 0000000000000000 R09: 0000000000000000
[   67.303741][ T2620] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.304179][ T2620] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe01597dc0
| [   67.375766][ T2625] ------------[ cut here ]------------
| [   67.376119][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2625
| [   67.376567][ T2625] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.377890][ T2625] Tainted: [W]=WARN
[   67.378067][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.378337][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.378670][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.379463][ T2625] RSP: 0018:ffa00000069bf4e8 EFLAGS: 00010286
[   67.379737][ T2625] RAX: 00000000ffffffa6 RBX: ff11000011bff840 RCX: 1ff4000000d37e63
[   67.380065][ T2625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff8f0
[   67.380386][ T2625] RBP: ff110000100aa000 R08: 1fe220000237ff1f R09: ff1100000bde51a8
[   67.380701][ T2625] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   67.381196][ T2625] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   67.381524][ T2625] FS:  00007fd8bb5ec100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   67.382117][ T2625] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.382400][ T2625] CR2: 00000000004d6034 CR3: 000000000c957003 CR4: 0000000000771ef0
[   67.382722][ T2625] PKRU: 55555554
[   67.382885][ T2625] Call Trace:
[   67.383190][ T2625]  <TASK>
[   67.383328][ T2625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.383556][ T2625]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.383775][ T2625]  notifier_call_chain (kernel/notifier.c:85)
[   67.384157][ T2625]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   67.384373][ T2625]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   67.384587][ T2625]  ethnl_set_features (net/ethtool/features.c:288)
[   67.384805][ T2625]  ? nla_get_range_signed (lib/nlattr.c:270)
[   67.385150][ T2625]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   67.385373][ T2625]  ? __nla_validate_parse (lib/nlattr.c:635)
[   67.385587][ T2625]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   67.385858][ T2625]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   67.386183][ T2625]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   67.386456][ T2625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.386675][ T2625]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   67.386889][ T2625]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.387217][ T2625]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   67.387454][ T2625]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   67.387719][ T2625]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.388084][ T2625]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   67.388304][ T2625]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.388528][ T2625]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   67.388766][ T2625]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.389015][ T2625]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   67.389234][ T2625]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.389458][ T2625]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.389673][ T2625]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.389903][ T2625]  genl_rcv (net/netlink/genetlink.c:1218)
[   67.390076][ T2625]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.390302][ T2625]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.390522][ T2625]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.390757][ T2625]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.390987][ T2625]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.391222][ T2625]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.391438][ T2625]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.391658][ T2625]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   67.391874][ T2625]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   67.392119][ T2625]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   67.392336][ T2625]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   67.392608][ T2625]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.392824][ T2625]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.393042][ T2625]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.393257][ T2625]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.393471][ T2625]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.393685][ T2625]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.393955][ T2625] RIP: 0033:0x7fd8bb65d08e
[   67.394198][ T2625] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.394985][ T2625] RSP: 002b:00007ffef0c286f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   67.395324][ T2625] RAX: ffffffffffffffda RBX: 000000002398f010 RCX: 00007fd8bb65d08e
[   67.395641][ T2625] RDX: 0000000000000058 RSI: 000000002398f120 RDI: 0000000000000005
[   67.395958][ T2625] RBP: 00007ffef0c28700 R08: 00007fd8bb7eb980 R09: 000000000000000c
[   67.396287][ T2625] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002398f0b0
[   67.396607][ T2625] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   67.439738][ T2627] ------------[ cut here ]------------
| [   67.440008][ T2627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2627
| [   67.440446][ T2627] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.441703][ T2627] Tainted: [W]=WARN
[   67.441855][ T2627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.442115][ T2627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.442390][ T2627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.443115][ T2627] RSP: 0018:ffa00000069df4e8 EFLAGS: 00010286
[   67.443378][ T2627] RAX: 00000000ffffffa6 RBX: ff11000011bff6c0 RCX: 1ff4000000d3be63
[   67.443681][ T2627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff770
[   67.443999][ T2627] RBP: ff110000100aa000 R08: 1fe220000237feef R09: ff1100000c8451a8
[   67.444304][ T2627] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   67.444605][ T2627] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   67.444914][ T2627] FS:  00007f72f2e35100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   67.445284][ T2627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.445576][ T2627] CR2: 00000000004d6034 CR3: 0000000012432006 CR4: 0000000000771ef0
[   67.445884][ T2627] PKRU: 55555554
[   67.446044][ T2627] Call Trace:
[   67.446203][ T2627]  <TASK>
[   67.446310][ T2627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.446515][ T2627]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.446721][ T2627]  notifier_call_chain (kernel/notifier.c:85)
[   67.446936][ T2627]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   67.447154][ T2627]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   67.447362][ T2627]  ethnl_set_features (net/ethtool/features.c:288)
[   67.447572][ T2627]  ? nla_get_range_signed (lib/nlattr.c:270)
[   67.447780][ T2627]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   67.448017][ T2627]  ? __nla_validate_parse (lib/nlattr.c:635)
[   67.448228][ T2627]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   67.448511][ T2627]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   67.448743][ T2627]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   67.449015][ T2627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.449220][ T2627]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   67.449419][ T2627]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.449617][ T2627]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   67.449825][ T2627]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   67.450078][ T2627]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.450338][ T2627]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   67.450533][ T2627]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.450734][ T2627]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   67.450933][ T2627]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.451143][ T2627]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   67.451361][ T2627]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.451567][ T2627]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.451765][ T2627]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.451966][ T2627]  genl_rcv (net/netlink/genetlink.c:1218)
[   67.452486][ T2627]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.452687][ T2627]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.452883][ T2627]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.453094][ T2627]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.453299][ T2627]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.453498][ T2627]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.453696][ T2627]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.453898][ T2627]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   67.454105][ T2627]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   67.454323][ T2627]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   67.454519][ T2627]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   67.454761][ T2627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.454958][ T2627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.455165][ T2627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.455360][ T2627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.455564][ T2627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.455763][ T2627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.456043][ T2627] RIP: 0033:0x7f72f2ea608e
[   67.456259][ T2627] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.456966][ T2627] RSP: 002b:00007ffe7377a400 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   67.457281][ T2627] RAX: ffffffffffffffda RBX: 00000000227e9010 RCX: 00007f72f2ea608e
[   67.457582][ T2627] RDX: 000000000000005c RSI: 00000000227e9120 RDI: 0000000000000005
[   67.457881][ T2627] RBP: 00007ffe7377a410 R08: 00007f72f3034980 R09: 000000000000000c
[   67.458199][ T2627] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000227e90b0
[   67.458499][ T2627] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   67.532608][ T2631] ------------[ cut here ]------------
| [   67.532801][ T2631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2631
| [   67.533105][ T2631] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.533677][ T2631] Tainted: [W]=WARN
[   67.533783][ T2631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.533961][ T2631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.534158][ T2631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.534661][ T2631] RSP: 0018:ffa0000006a1efe0 EFLAGS: 00010286
[   67.534837][ T2631] RAX: 00000000ffffffa6 RBX: ff1100000c5f64c0 RCX: 1ff4000000d43dc2
[   67.535066][ T2631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f6570
[   67.535370][ T2631] RBP: ff110000100aa000 R08: 1fe22000018becaf R09: ff11000012425158
[   67.535609][ T2631] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   67.535904][ T2631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.536122][ T2631] FS:  00007fe32c364840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   67.536376][ T2631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.536552][ T2631] CR2: 000000002851a988 CR3: 000000000518a002 CR4: 0000000000771ef0
[   67.536763][ T2631] PKRU: 55555554
[   67.536869][ T2631] Call Trace:
[   67.537031][ T2631]  <TASK>
[   67.537146][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.537295][ T2631]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.537437][ T2631]  notifier_call_chain (kernel/notifier.c:85)
[   67.537579][ T2631]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   67.537717][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.537858][ T2631]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   67.538036][ T2631]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   67.538185][ T2631]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   67.538324][ T2631]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   67.538461][ T2631]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   67.538629][ T2631]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   67.538772][ T2631] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   67.538913][ T2631]  ? write_profile (kernel/profile.c:194)
[   67.539140][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.539284][ T2631]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   67.539460][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.539597][ T2631]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   67.539732][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.539869][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.540273][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.540493][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.540705][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.540954][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.541314][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.541528][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.541738][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.541951][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.542223][ T2631]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   67.542371][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.542507][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.542646][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.542785][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.542924][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.543069][ T2631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.543227][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.543365][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.543502][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.543646][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.543796][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.543941][ T2631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.544084][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.544227][ T2631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.544368][ T2631]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.544507][ T2631]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.544650][ T2631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.544789][ T2631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.544931][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.545079][ T2631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.545223][ T2631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.545361][ T2631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.545500][ T2631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.545637][ T2631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.545773][ T2631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.545942][ T2631]  ? move_addr_to_kernel (net/socket.c:258)
[   67.546086][ T2631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.546249][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.546395][ T2631]  ___sys_sendmsg (net/socket.c:2752)
[   67.546548][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.546827][ T2631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.547072][ T2631]  __sys_sendmsg (net/socket.c:2784)
[   67.547291][ T2631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.547477][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.547736][ T2631]  ? 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)
[   67.547881][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.548034][ T2631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.548179][ T2631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.548324][ T2631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.548463][ T2631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.548634][ T2631] RIP: 0033:0x7fe32c59e08e
[   67.548780][ T2631] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.549289][ T2631] RSP: 002b:00007ffd1f813440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.549500][ T2631] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe32c59e08e
[   67.549778][ T2631] RDX: 0000000000000000 RSI: 00007ffd1f8134f0 RDI: 0000000000000005
[   67.550096][ T2631] RBP: 00007ffd1f813450 R08: 0000000000000000 R09: 0000000000000000
[   67.550414][ T2631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.550671][ T2631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1f813bb0
| [   67.553119][ T2631] ------------[ cut here ]------------
| [   67.553283][ T2631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2631
| [   67.553565][ T2631] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.554207][ T2631] Tainted: [W]=WARN
[   67.554312][ T2631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.554481][ T2631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.554668][ T2631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.555173][ T2631] RSP: 0018:ffa0000006a1f060 EFLAGS: 00010286
[   67.555929][ T2631] RAX: 00000000ffffffa6 RBX: ff1100000c5f6ac0 RCX: 1ff4000000d43dd2
[   67.556174][ T2631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f6b70
[   67.556376][ T2631] RBP: ff1100001071a000 R08: 1fe22000018bed6f R09: ff11000012425158
[   67.556584][ T2631] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   67.556840][ T2631] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006a1f100
[   67.557094][ T2631] FS:  00007fe32c364840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   67.557353][ T2631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.557545][ T2631] CR2: 00007fe32c7337a0 CR3: 000000000518a001 CR4: 0000000000771ef0
[   67.557747][ T2631] PKRU: 55555554
[   67.557848][ T2631] Call Trace:
[   67.557961][ T2631]  <TASK>
[   67.558039][ T2631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.558181][ T2631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.558285][ T2631]  netif_close_many (net/core/dev.c:1804)
[   67.558419][ T2631]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   67.558561][ T2631]  ? __dev_close_many (net/core/dev.c:1781)
[   67.558700][ T2631]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   67.558881][ T2631]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   67.559051][ T2631]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   67.559204][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.559339][ T2631]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   67.559521][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.559673][ T2631]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   67.559809][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.559941][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.560080][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.560216][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.560348][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.560498][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.560635][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.560768][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.560902][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.561041][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.561180][ T2631]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   67.561315][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.561449][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.561585][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.561724][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.561855][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.561995][ T2631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.562128][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.562266][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.562399][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.562536][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.562669][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.562803][ T2631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.562934][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.563073][ T2631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.563211][ T2631]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.563347][ T2631]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.563481][ T2631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.563618][ T2631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.563756][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.563891][ T2631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.564094][ T2631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.564337][ T2631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.564486][ T2631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.564620][ T2631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.564752][ T2631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.564922][ T2631]  ? move_addr_to_kernel (net/socket.c:258)
[   67.565068][ T2631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.565207][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.565369][ T2631]  ___sys_sendmsg (net/socket.c:2752)
[   67.565502][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.565668][ T2631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.565813][ T2631]  __sys_sendmsg (net/socket.c:2784)
[   67.565949][ T2631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.566088][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.566272][ T2631]  ? 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)
[   67.566405][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.566539][ T2631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.566670][ T2631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.566803][ T2631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.566938][ T2631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.567109][ T2631] RIP: 0033:0x7fe32c59e08e
[   67.567265][ T2631] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.567735][ T2631] RSP: 002b:00007ffd1f813440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.567939][ T2631] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe32c59e08e
[   67.568154][ T2631] RDX: 0000000000000000 RSI: 00007ffd1f8134f0 RDI: 0000000000000005
[   67.568351][ T2631] RBP: 00007ffd1f813450 R08: 0000000000000000 R09: 0000000000000000
[   67.568555][ T2631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.568758][ T2631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1f813bb0
| [   67.571836][ T2631] ------------[ cut here ]------------
| [   67.572021][ T2631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2631
| [   67.572315][ T2631] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.572844][ T2631] Tainted: [W]=WARN
[   67.572943][ T2631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.573205][ T2631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.573379][ T2631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.573837][ T2631] RSP: 0018:ffa0000006a1f190 EFLAGS: 00010286
[   67.574011][ T2631] RAX: 00000000ffffffa6 RBX: ff1100000c4990c0 RCX: 1ff4000000d43df8
[   67.574222][ T2631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c499170
[   67.574415][ T2631] RBP: ff1100001071a000 R08: 1fe220000189322f R09: ff11000012425158
[   67.574604][ T2631] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.574797][ T2631] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.575002][ T2631] FS:  00007fe32c364840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   67.575236][ T2631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.575399][ T2631] CR2: 00007fe32c7337a0 CR3: 000000000518a001 CR4: 0000000000771ef0
[   67.575593][ T2631] PKRU: 55555554
[   67.575690][ T2631] Call Trace:
[   67.575791][ T2631]  <TASK>
[   67.575859][ T2631]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   67.576032][ T2631]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   67.576224][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.576359][ T2631]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   67.576494][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.576624][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.576756][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.576888][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.577021][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.577195][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.577326][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.577470][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.577599][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.577732][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.577864][ T2631]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   67.577999][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.578125][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.578263][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.578389][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.578538][ T2631]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.578667][ T2631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.578798][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.578928][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.579063][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.579197][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.579328][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.579458][ T2631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.579585][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.579713][ T2631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.579849][ T2631]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.579982][ T2631]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.580113][ T2631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.580248][ T2631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.580376][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.580506][ T2631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.580653][ T2631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.580783][ T2631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.580915][ T2631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.581048][ T2631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.581184][ T2631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.581341][ T2631]  ? move_addr_to_kernel (net/socket.c:258)
[   67.581468][ T2631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.581597][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.581726][ T2631]  ___sys_sendmsg (net/socket.c:2752)
[   67.581853][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.582016][ T2631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.582158][ T2631]  __sys_sendmsg (net/socket.c:2784)
[   67.582287][ T2631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.582413][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.582607][ T2631]  ? 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)
[   67.582734][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.582880][ T2631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.583013][ T2631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.583151][ T2631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.583291][ T2631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.583451][ T2631] RIP: 0033:0x7fe32c59e08e
[   67.583589][ T2631] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.584049][ T2631] RSP: 002b:00007ffd1f813440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.584247][ T2631] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe32c59e08e
[   67.584444][ T2631] RDX: 0000000000000000 RSI: 00007ffd1f8134f0 RDI: 0000000000000005
[   67.584636][ T2631] RBP: 00007ffd1f813450 R08: 0000000000000000 R09: 0000000000000000
[   67.584827][ T2631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.585023][ T2631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1f813bb0
| [   67.684070][ T2635] ------------[ cut here ]------------
| [   67.684264][ T2635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2635
| [   67.684551][ T2635] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.685149][ T2635] Tainted: [W]=WARN
[   67.685257][ T2635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.685434][ T2635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.685617][ T2635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.686168][ T2635] RSP: 0018:ffa0000006a2efe0 EFLAGS: 00010286
[   67.686373][ T2635] RAX: 00000000ffffffa6 RBX: ff11000012374940 RCX: 1ff4000000d45dc2
[   67.686586][ T2635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123749f0
[   67.686791][ T2635] RBP: ff110000100aa000 R08: 1fe220000246e93f R09: ff11000011bd0b58
[   67.687021][ T2635] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   67.687284][ T2635] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   67.687494][ T2635] FS:  00007f9fc428f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   67.687765][ T2635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.687938][ T2635] CR2: 0000000007ca7988 CR3: 00000000104d4003 CR4: 0000000000771ef0
[   67.688187][ T2635] PKRU: 55555554
[   67.688335][ T2635] Call Trace:
[   67.688440][ T2635]  <TASK>
[   67.688511][ T2635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.688677][ T2635]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.688818][ T2635]  notifier_call_chain (kernel/notifier.c:85)
[   67.688960][ T2635]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   67.689192][ T2635]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   67.689366][ T2635]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.689504][ T2635]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   67.689661][ T2635]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   67.689801][ T2635]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   67.689940][ T2635]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   67.690227][ T2635] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   67.690415][ T2635]  ? write_profile (kernel/profile.c:194)
[   67.690555][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.690897][ T2635]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   67.691185][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.691397][ T2635]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   67.691625][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.691793][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.691931][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.692080][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.692225][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.692449][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.692652][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.692857][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.693079][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.693248][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.693387][ T2635]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   67.693527][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.693684][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.693825][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.693964][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.694129][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.694275][ T2635]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.694414][ T2635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.694551][ T2635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.694690][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.694835][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.695010][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.695227][ T2635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.695436][ T2635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.695643][ T2635]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.695863][ T2635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.696085][ T2635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.696273][ T2635]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.696438][ T2635]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.696605][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.696748][ T2635]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.696890][ T2635]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.697035][ T2635]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.697184][ T2635]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.697326][ T2635]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.697468][ T2635]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.697642][ T2635]  ? move_addr_to_kernel (net/socket.c:258)
[   67.697779][ T2635]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.697917][ T2635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.698063][ T2635]  ___sys_sendmsg (net/socket.c:2752)
[   67.698205][ T2635]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.698412][ T2635]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.698564][ T2635]  __sys_sendmsg (net/socket.c:2784)
[   67.698731][ T2635]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.698873][ T2635]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.699055][ T2635]  ? 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)
[   67.699206][ T2635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.699343][ T2635]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.699480][ T2635]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.699615][ T2635]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.699750][ T2635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.699935][ T2635] RIP: 0033:0x7f9fc44c908e
[   67.700087][ T2635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.700605][ T2635] RSP: 002b:00007fffa4decef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.700816][ T2635] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9fc44c908e
[   67.701030][ T2635] RDX: 0000000000000000 RSI: 00007fffa4decfa0 RDI: 0000000000000005
[   67.701240][ T2635] RBP: 00007fffa4decf00 R08: 0000000000000000 R09: 0000000000000000
[   67.701456][ T2635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.701662][ T2635] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa4ded660
| [   67.712226][ T2635] ------------[ cut here ]------------
| [   67.712414][ T2635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2635
| [   67.712704][ T2635] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.713302][ T2635] Tainted: [W]=WARN
[   67.713405][ T2635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.713572][ T2635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.713758][ T2635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.714431][ T2635] RSP: 0018:ffa0000006a2f060 EFLAGS: 00010286
[   67.714639][ T2635] RAX: 00000000ffffffa6 RBX: ff11000012374040 RCX: 1ff4000000d45dd2
[   67.714841][ T2635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123740f0
[   67.715048][ T2635] RBP: ff11000011272000 R08: 1fe220000246e81f R09: ff11000011bd0b58
[   67.715274][ T2635] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   67.715498][ T2635] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006a2f100
[   67.715715][ T2635] FS:  00007f9fc428f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   67.715959][ T2635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.716302][ T2635] CR2: 0000561b07814d5c CR3: 00000000104d4005 CR4: 0000000000771ef0
[   67.716514][ T2635] PKRU: 55555554
[   67.716625][ T2635] Call Trace:
[   67.716746][ T2635]  <TASK>
[   67.716828][ T2635]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.716977][ T2635]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.717083][ T2635]  netif_close_many (net/core/dev.c:1804)
[   67.717231][ T2635]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   67.717371][ T2635]  ? __dev_close_many (net/core/dev.c:1781)
[   67.717507][ T2635]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   67.717674][ T2635]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   67.717844][ T2635]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   67.717984][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.718116][ T2635]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   67.718287][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.718420][ T2635]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   67.718553][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.718685][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.718828][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.718960][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.719104][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.719263][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.719397][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.719529][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.719660][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.719791][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.719923][ T2635]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   67.720066][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.720229][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.720362][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.720494][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.720628][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.720770][ T2635]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.720904][ T2635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.721046][ T2635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.721184][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.721319][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.721457][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.721589][ T2635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.721722][ T2635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.721855][ T2635]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.721998][ T2635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.722131][ T2635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.722278][ T2635]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.722413][ T2635]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.722558][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.722695][ T2635]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.722828][ T2635]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.722959][ T2635]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.723097][ T2635]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.723249][ T2635]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.723382][ T2635]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.723546][ T2635]  ? move_addr_to_kernel (net/socket.c:258)
[   67.723696][ T2635]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.723835][ T2635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.723975][ T2635]  ___sys_sendmsg (net/socket.c:2752)
[   67.724107][ T2635]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.724295][ T2635]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.724445][ T2635]  __sys_sendmsg (net/socket.c:2784)
[   67.724603][ T2635]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.724738][ T2635]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.724907][ T2635]  ? 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)
[   67.725045][ T2635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.725182][ T2635]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.725316][ T2635]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.725450][ T2635]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.725584][ T2635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.725771][ T2635] RIP: 0033:0x7f9fc44c908e
[   67.725982][ T2635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.726460][ T2635] RSP: 002b:00007fffa4decef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.726665][ T2635] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9fc44c908e
[   67.726864][ T2635] RDX: 0000000000000000 RSI: 00007fffa4decfa0 RDI: 0000000000000005
[   67.727066][ T2635] RBP: 00007fffa4decf00 R08: 0000000000000000 R09: 0000000000000000
[   67.727270][ T2635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.727477][ T2635] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa4ded660
| [   67.730203][ T2635] ------------[ cut here ]------------
| [   67.730402][ T2635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2635
| [   67.730709][ T2635] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.731265][ T2635] Tainted: [W]=WARN
[   67.731366][ T2635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.731530][ T2635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.731695][ T2635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.732158][ T2635] RSP: 0018:ffa0000006a2f190 EFLAGS: 00010286
[   67.732323][ T2635] RAX: 00000000ffffffa6 RBX: ff11000005e47540 RCX: 1ff4000000d45df8
[   67.732547][ T2635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e475f0
[   67.732738][ T2635] RBP: ff11000011272000 R08: 1fe2200000bc8ebf R09: ff11000011bd0b58
[   67.732928][ T2635] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.733123][ T2635] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.733320][ T2635] FS:  00007f9fc428f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   67.733575][ T2635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.733737][ T2635] CR2: 0000561b07814d5c CR3: 00000000104d4005 CR4: 0000000000771ef0
[   67.733931][ T2635] PKRU: 55555554
[   67.734033][ T2635] Call Trace:
[   67.734134][ T2635]  <TASK>
[   67.734206][ T2635]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   67.734396][ T2635]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   67.734558][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.734688][ T2635]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   67.734818][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.734964][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.735096][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.735248][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.735374][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.735520][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.735646][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.735790][ T2635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.739223][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.739357][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.739489][ T2635]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   67.739625][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.739756][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.739888][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.740018][ T2635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.740191][ T2635]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   67.740339][ T2635]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.740472][ T2635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.740601][ T2635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.740733][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.740891][ T2635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.741026][ T2635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.741162][ T2635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.741290][ T2635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.741418][ T2635]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.741550][ T2635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.741679][ T2635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.741811][ T2635]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.741944][ T2635]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.742094][ T2635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.742230][ T2635]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.742357][ T2635]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.742486][ T2635]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.742625][ T2635]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.742760][ T2635]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.742888][ T2635]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.743049][ T2635]  ? move_addr_to_kernel (net/socket.c:258)
[   67.743186][ T2635]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.743403][ T2635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.743599][ T2635]  ___sys_sendmsg (net/socket.c:2752)
[   67.743799][ T2635]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.744054][ T2635]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.744220][ T2635]  __sys_sendmsg (net/socket.c:2784)
[   67.744349][ T2635]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.744478][ T2635]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.744642][ T2635]  ? 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)
[   67.744772][ T2635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.744906][ T2635]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.745041][ T2635]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.745179][ T2635]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.745308][ T2635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.745466][ T2635] RIP: 0033:0x7f9fc44c908e
[   67.745602][ T2635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.746070][ T2635] RSP: 002b:00007fffa4decef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.746268][ T2635] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9fc44c908e
[   67.746473][ T2635] RDX: 0000000000000000 RSI: 00007fffa4decfa0 RDI: 0000000000000005
[   67.746669][ T2635] RBP: 00007fffa4decf00 R08: 0000000000000000 R09: 0000000000000000
[   67.746864][ T2635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbae
[   67.747062][ T2635] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa4ded660
| [   67.777688][ T2636] ------------[ cut here ]------------
| [   67.777880][ T2636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/2636
| [   67.778188][ T2636] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.778765][ T2636] Tainted: [W]=WARN
[   67.778872][ T2636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.779054][ T2636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.779264][ T2636] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.779812][ T2636] RSP: 0018:ffa0000006a2f4e8 EFLAGS: 00010286
[   67.781045][ T2636] RAX: 00000000ffffffa6 RBX: ff1100000f3e53c0 RCX: 1ff4000000d45e63
[   67.781379][ T2636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e5470
[   67.781590][ T2636] RBP: ff110000100aa000 R08: 1fe2200001e7ca8f R09: ff1100000cd08ba8
[   67.781801][ T2636] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   67.782132][ T2636] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   67.782349][ T2636] FS:  00007f74bdefd100(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   67.782598][ T2636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.782774][ T2636] CR2: 00000000004d6034 CR3: 000000001243d006 CR4: 0000000000771ef0
[   67.783088][ T2636] PKRU: 55555554
[   67.783203][ T2636] Call Trace:
[   67.783310][ T2636]  <TASK>
[   67.783383][ T2636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.783526][ T2636]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.783668][ T2636]  notifier_call_chain (kernel/notifier.c:85)
[   67.783812][ T2636]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   67.783957][ T2636]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   67.784223][ T2636]  ethnl_set_features (net/ethtool/features.c:288)
[   67.784422][ T2636]  ? nla_get_range_signed (lib/nlattr.c:270)
[   67.784564][ T2636]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   67.784709][ T2636]  ? __nla_validate_parse (lib/nlattr.c:635)
[   67.784854][ T2636]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   67.785118][ T2636]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   67.785266][ T2636]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   67.785451][ T2636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.785589][ T2636]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   67.785735][ T2636]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.785877][ T2636]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   67.786105][ T2636]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   67.786283][ T2636]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.786453][ T2636]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   67.786595][ T2636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.786739][ T2636]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   67.786878][ T2636]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.787026][ T2636]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   67.787168][ T2636]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.787331][ T2636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.787472][ T2636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.787615][ T2636]  genl_rcv (net/netlink/genetlink.c:1218)
[   67.787720][ T2636]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.787861][ T2636]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.788004][ T2636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.788148][ T2636]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.788304][ T2636]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.788444][ T2636]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.788585][ T2636]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.788728][ T2636]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   67.788872][ T2636]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   67.789035][ T2636]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   67.789177][ T2636]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   67.789350][ T2636]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.789494][ T2636]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.789632][ T2636]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.789771][ T2636]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.789909][ T2636]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.790053][ T2636]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.790228][ T2636] RIP: 0033:0x7f74bdf6e08e
[   67.790376][ T2636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.790874][ T2636] RSP: 002b:00007ffda2f360c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   67.791096][ T2636] RAX: ffffffffffffffda RBX: 000000001bf02010 RCX: 00007f74bdf6e08e
[   67.791307][ T2636] RDX: 0000000000000058 RSI: 000000001bf02120 RDI: 0000000000000005
[   67.791515][ T2636] RBP: 00007ffda2f360d0 R08: 00007f74be0fc980 R09: 000000000000000c
[   67.791726][ T2636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001bf020b0
[   67.791941][ T2636] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   67.850536][ T2637] ------------[ cut here ]------------
| [   67.850955][ T2637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2637
| [   67.852494][ T2637] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.853603][ T2637] Tainted: [W]=WARN
[   67.853832][ T2637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.854196][ T2637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.854557][ T2637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.855473][ T2637] RSP: 0018:ffa0000006a3ef70 EFLAGS: 00010286
[   67.855844][ T2637] RAX: 00000000ffffffa6 RBX: ff1100000c8d2f40 RCX: 1ff4000000d47db4
[   67.856379][ T2637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2ff0
[   67.856860][ T2637] RBP: ff110000100aa000 R08: 1fe220000191a5ff R09: ff1100000ce55180
[   67.857333][ T2637] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   67.857814][ T2637] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   67.858304][ T2637] FS:  00007f1022587840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   67.858909][ T2637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.859377][ T2637] CR2: 00000000032b8a28 CR3: 00000000106af005 CR4: 0000000000771ef0
[   67.859912][ T2637] PKRU: 55555554
[   67.860322][ T2637] Call Trace:
[   67.860610][ T2637]  <TASK>
[   67.860824][ T2637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.861223][ T2637]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   67.861599][ T2637]  notifier_call_chain (kernel/notifier.c:85)
[   67.862008][ T2637]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   67.862390][ T2637]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   67.862773][ T2637]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   67.863180][ T2637]  netdev_upper_dev_link (net/core/dev.c:8972)
[   67.863548][ T2637]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   67.863940][ T2637] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   67.864374][ T2637]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   67.864767][ T2637] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   67.865177][ T2637]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   67.865556][ T2637]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   67.865933][ T2637]  ? nla_strscpy (lib/nlattr.c:795)
[   67.866333][ T2637]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   67.866719][ T2637]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   67.867101][ T2637]  ? __dev_get_by_name (net/core/dev.c:883)
[   67.867481][ T2637]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   67.867867][ T2637]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   67.868280][ T2637]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.868628][ T2637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.868927][ T2637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.869277][ T2637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.869591][ T2637]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.869887][ T2637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.870235][ T2637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.870559][ T2637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.870856][ T2637]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.871200][ T2637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.871516][ T2637]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.871811][ T2637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.872163][ T2637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.872480][ T2637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.872779][ T2637]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.873116][ T2637]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.873444][ T2637]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.873754][ T2637]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.874139][ T2637]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.874473][ T2637]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.874794][ T2637]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.875125][ T2637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.875455][ T2637]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.875774][ T2637]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.876092][ T2637]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.876481][ T2637]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.876776][ T2637]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.877087][ T2637]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.877466][ T2637]  ? move_addr_to_kernel (net/socket.c:258)
[   67.877799][ T2637]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.878114][ T2637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.878423][ T2637]  ___sys_sendmsg (net/socket.c:2752)
[   67.878753][ T2637]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.879122][ T2637]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.879486][ T2637]  __sys_sendmsg (net/socket.c:2784)
[   67.879787][ T2637]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.880098][ T2637]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.880501][ T2637]  ? 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)
[   67.880828][ T2637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.881138][ T2637]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.881442][ T2637]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.881754][ T2637]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.882084][ T2637]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.882430][ T2637] RIP: 0033:0x7f10227c108e
[   67.882769][ T2637] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.883764][ T2637] RSP: 002b:00007ffd09b20ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.884197][ T2637] RAX: ffffffffffffffda RBX: 00007ffd09b21478 RCX: 00007f10227c108e
[   67.885043][ T2637] RDX: 0000000000000000 RSI: 00007ffd09b20d90 RDI: 0000000000000005
[   67.885466][ T2637] RBP: 00007ffd09b20cf0 R08: 0000000000000000 R09: 0000000000000000
[   67.885882][ T2637] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   67.886624][ T2637] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd09b21450
| [   67.890487][ T2637] ------------[ cut here ]------------
| [   67.890766][ T2637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2637
| [   67.891509][ T2637] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.892704][ T2637] Tainted: [W]=WARN
[   67.892957][ T2637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.893327][ T2637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.893685][ T2637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.894603][ T2637] RSP: 0018:ffa0000006a3efd0 EFLAGS: 00010286
[   67.895076][ T2637] RAX: 00000000ffffffa6 RBX: ff1100000c8d3240 RCX: 1ff4000000d47dc0
[   67.895628][ T2637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d32f0
[   67.896153][ T2637] RBP: ff1100000cbaa000 R08: 1fe220000191a65f R09: ff1100000ce55180
[   67.896560][ T2637] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.897017][ T2637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaae04
[   67.897424][ T2637] FS:  00007f1022587840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   67.897902][ T2637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.898281][ T2637] CR2: 00000000032b8a28 CR3: 00000000106af005 CR4: 0000000000771ef0
[   67.898685][ T2637] PKRU: 55555554
[   67.898937][ T2637] Call Trace:
[   67.899191][ T2637]  <TASK>
[   67.899365][ T2637]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.899664][ T2637]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.899920][ T2637]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   67.900234][ T2637]  __dev_notify_flags (net/core/dev.c:9787)
[   67.900527][ T2637]  ? netif_change_name (net/core/dev.c:1495)
[   67.900832][ T2637]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   67.901151][ T2637]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   67.901531][ T2637]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   67.901847][ T2637] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   67.902172][ T2637]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   67.902474][ T2637] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   67.902787][ T2637]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   67.903106][ T2637]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   67.903405][ T2637]  ? nla_strscpy (lib/nlattr.c:795)
[   67.903697][ T2637]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   67.904029][ T2637]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   67.904321][ T2637]  ? __dev_get_by_name (net/core/dev.c:883)
[   67.904614][ T2637]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   67.904955][ T2637]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   67.905275][ T2637]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.905565][ T2637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.905901][ T2637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.906208][ T2637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.906480][ T2637]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.906776][ T2637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.907096][ T2637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.907389][ T2637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.907667][ T2637]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.908010][ T2637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.908301][ T2637]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.908605][ T2637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.908909][ T2637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.909221][ T2637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.909507][ T2637]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.909825][ T2637]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.910141][ T2637]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.910441][ T2637]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.910752][ T2637]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.911087][ T2637]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.911385][ T2637]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.911677][ T2637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.912032][ T2637]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.912353][ T2637]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.912638][ T2637]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.912942][ T2637]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.913212][ T2637]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.913498][ T2637]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.913888][ T2637]  ? move_addr_to_kernel (net/socket.c:258)
[   67.914200][ T2637]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.914483][ T2637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.914782][ T2637]  ___sys_sendmsg (net/socket.c:2752)
[   67.915126][ T2637]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.915483][ T2637]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.915816][ T2637]  __sys_sendmsg (net/socket.c:2784)
[   67.916139][ T2637]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.916432][ T2637]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.916791][ T2637]  ? 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)
[   67.917100][ T2637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.917494][ T2637]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.917838][ T2637]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.918156][ T2637]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.918448][ T2637]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.918834][ T2637] RIP: 0033:0x7f10227c108e
[   67.919172][ T2637] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.920253][ T2637] RSP: 002b:00007ffd09b20ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.920656][ T2637] RAX: ffffffffffffffda RBX: 00007ffd09b21478 RCX: 00007f10227c108e
[   67.921280][ T2637] RDX: 0000000000000000 RSI: 00007ffd09b20d90 RDI: 0000000000000005
[   67.921675][ T2637] RBP: 00007ffd09b20cf0 R08: 0000000000000000 R09: 0000000000000000
[   67.922112][ T2637] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   67.922694][ T2637] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd09b21450
| [   67.959800][ T2638] ------------[ cut here ]------------
| [   67.960079][ T2638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2638
| [   67.960504][ T2638] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   67.961478][ T2638] Tainted: [W]=WARN
[   67.961628][ T2638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.961880][ T2638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.962440][ T2638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.963272][ T2638] RSP: 0018:ffa0000006a4f020 EFLAGS: 00010286
[   67.963539][ T2638] RAX: 00000000ffffffa6 RBX: ff110000107ea1c0 RCX: 1ff4000000d49dca
[   67.963873][ T2638] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea270
[   67.964368][ T2638] RBP: ff1100000cbaa000 R08: 1fe22000020fd44f R09: ff1100000cab5158
[   67.964686][ T2638] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   67.965192][ T2638] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.965615][ T2638] FS:  00007f7abd5ad840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   67.966179][ T2638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.966444][ T2638] CR2: 0000000021627988 CR3: 0000000011d6f003 CR4: 0000000000771ef0
[   67.966772][ T2638] PKRU: 55555554
[   67.966933][ T2638] Call Trace:
[   67.967250][ T2638]  <TASK>
[   67.967361][ T2638]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.967578][ T2638]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.967903][ T2638]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.968289][ T2638]  __dev_notify_flags (net/core/dev.c:9787)
[   67.968786][ T2638]  ? netif_change_name (net/core/dev.c:1495)
[   67.969188][ T2638]  ? __dev_change_flags (net/core/dev.c:9752)
[   67.969400][ T2638]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   67.969608][ T2638]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.969831][ T2638]  ? 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))
[   67.970205][ T2638]  netif_change_flags (net/core/dev.c:9820)
[   67.970604][ T2638]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.970838][ T2638]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   67.971197][ T2638]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   67.971406][ T2638]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.971662][ T2638]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   67.971952][ T2638]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.972313][ T2638]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   67.972525][ T2638]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.972754][ T2638]  ? __kernel_text_address (kernel/extable.c:79)
[   67.973155][ T2638]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.973434][ T2638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.973644][ T2638]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.973898][ T2638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.974276][ T2638]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   67.974486][ T2638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.974719][ T2638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.974934][ T2638]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   67.975231][ T2638]  ? __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)
[   67.975445][ T2638]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   67.975657][ T2638]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.975921][ T2638]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.976149][ T2638]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   67.976364][ T2638]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.976596][ T2638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.976861][ T2638]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.977103][ T2638]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.977380][ T2638]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.977604][ T2638]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.977865][ T2638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.978104][ T2638]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.978325][ T2638]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.978543][ T2638]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.978816][ T2638]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.979037][ T2638]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.979280][ T2638]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.979518][ T2638]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.979790][ T2638]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.980037][ T2638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.980249][ T2638]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.980460][ T2638]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.980669][ T2638]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.980909][ T2638]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.981137][ T2638]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   67.981353][ T2638]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   67.981566][ T2638]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.981798][ T2638]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.982019][ T2638]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.982242][ T2638]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.982460][ T2638]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.982674][ T2638]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.982912][ T2638]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.983134][ T2638]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.983346][ T2638]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.983600][ T2638]  ? move_addr_to_kernel (net/socket.c:258)
[   67.983852][ T2638]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.984076][ T2638]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.984293][ T2638]  ___sys_sendmsg (net/socket.c:2752)
[   67.984501][ T2638]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.984820][ T2638]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.985065][ T2638]  __sys_sendmsg (net/socket.c:2784)
[   67.985283][ T2638]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.985495][ T2638]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.985781][ T2638]  ? 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)
[   67.986005][ T2638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.986246][ T2638]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.986461][ T2638]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.986671][ T2638]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.986898][ T2638]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.987257][ T2638] RIP: 0033:0x7f7abd7e708e
[   67.987503][ T2638] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.988320][ T2638] RSP: 002b:00007ffe2d8408a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.988643][ T2638] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7abd7e708e
[   67.989005][ T2638] RDX: 0000000000000000 RSI: 00007ffe2d840950 RDI: 0000000000000005
[   67.989395][ T2638] RBP: 00007ffe2d8408b0 R08: 0000000000000000 R09: 0000000000000000
[   67.989734][ T2638] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   67.990063][ T2638] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d841010
| [   68.023801][ T2641] ------------[ cut here ]------------
| [   68.024001][ T2641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2641
| [   68.024302][ T2641] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.024910][ T2641] Tainted: [W]=WARN
[   68.025025][ T2641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.025252][ T2641] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.025442][ T2641] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.026084][ T2641] RSP: 0018:ffa000000694f4e8 EFLAGS: 00010286
[   68.026277][ T2641] RAX: 00000000ffffffa6 RBX: ff110000107eb240 RCX: 1ff4000000d29e63
[   68.026485][ T2641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb2f0
[   68.026702][ T2641] RBP: ff110000100aa000 R08: 1fe22000020fd65f R09: ff1100000ceb2ea8
[   68.026942][ T2641] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.027322][ T2641] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   68.027644][ T2641] FS:  00007fab07175100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.028055][ T2641] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.028267][ T2641] CR2: 00000000004d6034 CR3: 0000000011d4a005 CR4: 0000000000771ef0
[   68.028575][ T2641] PKRU: 55555554
[   68.028711][ T2641] Call Trace:
[   68.028841][ T2641]  <TASK>
[   68.028916][ T2641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.029249][ T2641]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.029432][ T2641]  notifier_call_chain (kernel/notifier.c:85)
[   68.029721][ T2641]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   68.029890][ T2641]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   68.030248][ T2641]  ethnl_set_features (net/ethtool/features.c:288)
[   68.030513][ T2641]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.030717][ T2641]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   68.030910][ T2641]  ? __nla_validate_parse (lib/nlattr.c:635)
[   68.031073][ T2641]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   68.031260][ T2641]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   68.031408][ T2641]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   68.031592][ T2641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.031777][ T2641]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   68.031938][ T2641]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.032158][ T2641]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   68.032366][ T2641]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   68.032676][ T2641]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.032992][ T2641]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   68.033141][ T2641]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.033293][ T2641]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   68.033434][ T2641]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.033580][ T2641]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   68.033800][ T2641]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.033952][ T2641]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.034098][ T2641]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.034245][ T2641]  genl_rcv (net/netlink/genetlink.c:1218)
[   68.034351][ T2641]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.034492][ T2641]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.034633][ T2641]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.034801][ T2641]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.034943][ T2641]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.035087][ T2641]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.035233][ T2641]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.035374][ T2641]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   68.035519][ T2641]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   68.035671][ T2641]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   68.035837][ T2641]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   68.036016][ T2641]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.036162][ T2641]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.036301][ T2641]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.036440][ T2641]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.036583][ T2641]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.036747][ T2641]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.036926][ T2641] RIP: 0033:0x7fab071e608e
[   68.037083][ T2641] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.037590][ T2641] RSP: 002b:00007ffd5ea103c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   68.037825][ T2641] RAX: ffffffffffffffda RBX: 0000000023367010 RCX: 00007fab071e608e
[   68.038041][ T2641] RDX: 000000000000005c RSI: 0000000023367120 RDI: 0000000000000005
[   68.038258][ T2641] RBP: 00007ffd5ea103d0 R08: 00007fab07374980 R09: 000000000000000c
[   68.038467][ T2641] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000233670b0
[   68.038716][ T2641] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   68.096988][  T166] ------------[ cut here ]------------
| [   68.097375][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   68.097868][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.099432][  T166] Tainted: [W]=WARN
[   68.099621][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.099950][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.100284][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.101171][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   68.101479][  T166] RAX: 00000000ffffffa6 RBX: ff11000005e476c0 RCX: 1ff4000000108ebf
[   68.101870][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47770
[   68.102444][  T166] RBP: ff110000100aa000 R08: 1fe2200000bc8eef R09: ff1100000cab2f20
[   68.102827][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   68.103255][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   68.103612][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   68.104061][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.104363][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65002 CR4: 0000000000771ef0
[   68.104750][  T166] PKRU: 55555554
[   68.104934][  T166] Call Trace:
[   68.105150][  T166]  <TASK>
[   68.105280][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.105532][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.106058][  T166]  netif_close_many (net/core/dev.c:1804)
[   68.106318][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.106562][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   68.106811][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.107063][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   68.107315][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   68.107614][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   68.107944][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.108202][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.108443][  T166]  ? __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)
[   68.108725][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.108980][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.109288][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   68.109531][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   68.109778][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.110029][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.110308][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   68.110554][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.110782][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   68.111025][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   68.111261][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   68.111545][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   68.111865][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   68.112179][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   68.112416][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   68.112677][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   68.113011][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   68.113339][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   68.113598][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   68.113839][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   68.114089][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   68.114279][  T166]  new_sync_write (fs/read_write.c:595)
[   68.114555][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.114801][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   68.115054][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.115350][  T166]  ? ksys_write (fs/read_write.c:740)
[   68.115623][  T166]  vfs_write (fs/read_write.c:688)
[   68.115808][  T166]  ksys_write (fs/read_write.c:740)
[   68.115999][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   68.116241][  T166]  ? 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)
[   68.116499][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.116772][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.117022][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.117284][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.117527][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.117812][  T166] RIP: 0033:0x7fd8e6c0c08e
[   68.118061][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.118913][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   68.119301][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   68.119663][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   68.120030][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   68.120426][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   68.120788][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   68.131243][  T166] ------------[ cut here ]------------
| [   68.131477][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   68.131798][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.132542][  T166] Tainted: [W]=WARN
[   68.132662][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.132870][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.133089][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.133660][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   68.133864][  T166] RAX: 00000000ffffffa6 RBX: ff11000011f68dc0 RCX: 1ff4000000108e81
[   68.134105][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011f68e70
[   68.134347][  T166] RBP: ff1100000cbaa000 R08: 1fe22000023ed1cf R09: ff1100000cab2ef8
[   68.134583][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   68.134821][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   68.135092][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   68.135377][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.135580][  T166] CR2: 00005576eb4de970 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   68.135841][  T166] PKRU: 55555554
[   68.135961][  T166] Call Trace:
[   68.136090][  T166]  <TASK>
[   68.136180][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.136355][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.136478][  T166]  netif_close_many (net/core/dev.c:1804)
[   68.136659][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.136821][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   68.136984][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   68.137314][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   68.137534][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   68.137707][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.137919][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   68.138186][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   68.138388][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   68.138548][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   68.138716][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   68.138923][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.139207][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   68.139368][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   68.139527][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.139699][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.139862][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   68.140091][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.140348][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   68.140508][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   68.140669][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   68.140863][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   68.141068][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   68.141292][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   68.141457][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   68.141617][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   68.141836][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   68.141998][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   68.142184][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   68.142342][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   68.142502][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   68.142621][  T166]  new_sync_write (fs/read_write.c:595)
[   68.142781][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.142939][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   68.143132][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.143294][  T166]  ? ksys_write (fs/read_write.c:740)
[   68.143457][  T166]  vfs_write (fs/read_write.c:688)
[   68.143578][  T166]  ksys_write (fs/read_write.c:740)
[   68.143712][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   68.143875][  T166]  ? 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)
[   68.144040][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.144204][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.144361][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.144518][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.144678][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.144875][  T166] RIP: 0033:0x7fd8e6c0c08e
[   68.145072][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.145658][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   68.145901][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   68.146141][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   68.146381][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   68.146619][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   68.146881][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   68.151559][  T166] ------------[ cut here ]------------
| [   68.151759][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   68.152110][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.152782][  T166] Tainted: [W]=WARN
[   68.152909][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.153110][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.153319][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.153866][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   68.154072][  T166] RAX: 00000000ffffffa6 RBX: ff11000011f69cc0 RCX: 1ff4000000108ea7
[   68.154306][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011f69d70
[   68.154539][  T166] RBP: ff1100000cbaa000 R08: 1fe22000023ed3af R09: ff1100000cab2ef8
[   68.154773][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.155013][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   68.155286][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   68.155561][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.155758][  T166] CR2: 00005576eb4de970 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   68.155997][  T166] PKRU: 55555554
[   68.156119][  T166] Call Trace:
[   68.156240][  T166]  <TASK>
[   68.156320][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   68.156517][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.156713][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   68.156880][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   68.157086][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   68.157270][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   68.157445][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   68.157640][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.157832][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   68.157992][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   68.158155][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.158313][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.158469][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   68.158623][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.158783][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   68.158939][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   68.159278][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   68.159454][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   68.159647][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   68.159840][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   68.160105][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   68.160264][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   68.160457][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   68.160610][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   68.160780][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   68.160931][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   68.161170][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   68.161288][  T166]  new_sync_write (fs/read_write.c:595)
[   68.161444][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.161597][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   68.161750][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.161928][  T166]  ? ksys_write (fs/read_write.c:740)
[   68.162240][  T166]  vfs_write (fs/read_write.c:688)
[   68.162358][  T166]  ksys_write (fs/read_write.c:740)
[   68.162475][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   68.162628][  T166]  ? 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)
[   68.162780][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.162934][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.163252][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.163403][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.163554][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.163746][  T166] RIP: 0033:0x7fd8e6c0c08e
[   68.163925][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.164562][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   68.164796][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   68.165090][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   68.165325][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   68.165557][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   68.165785][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   68.169700][  T166] ------------[ cut here ]------------
| [   68.169905][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   68.170252][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.170950][  T166] Tainted: [W]=WARN
[   68.171072][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.171267][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.171461][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.171988][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   68.172181][  T166] RAX: 00000000ffffffa6 RBX: ff11000011252340 RCX: 1ff4000000108eef
[   68.172409][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000112523f0
[   68.172653][  T166] RBP: ff110000100aa000 R08: 1fe220000224a47f R09: ff1100000cab2ef8
[   68.172878][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.173117][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   68.173352][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.173624][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.173818][  T166] CR2: 00007fe9254d82a0 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   68.174070][  T166] PKRU: 55555554
[   68.174190][  T166] Call Trace:
[   68.174302][  T166]  <TASK>
[   68.174383][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   68.174580][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.174772][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   68.174935][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   68.175216][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.175364][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.175514][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   68.175667][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.175815][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   68.175983][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   68.176157][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   68.176322][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   68.176510][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   68.176698][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   68.176850][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   68.177007][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   68.177201][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   68.177350][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   68.177497][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   68.177672][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   68.177836][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   68.177948][  T166]  new_sync_write (fs/read_write.c:595)
[   68.178109][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.178272][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   68.178430][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.178583][  T166]  ? ksys_write (fs/read_write.c:740)
[   68.178735][  T166]  vfs_write (fs/read_write.c:688)
[   68.178849][  T166]  ksys_write (fs/read_write.c:740)
[   68.178997][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   68.179152][  T166]  ? 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)
[   68.179311][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.179465][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.179615][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.179765][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.179914][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.180104][  T166] RIP: 0033:0x7fd8e6c0c08e
[   68.180273][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.180815][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   68.181047][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   68.181279][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   68.181515][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   68.181741][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   68.181974][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   68.213391][  T166] ------------[ cut here ]------------
| [   68.213635][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   68.213965][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.214635][  T166] Tainted: [W]=WARN
[   68.214750][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.214947][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.215159][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.215697][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   68.215893][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c5687c0 RCX: 1ff4000000108ed1
[   68.216126][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c568870
[   68.216363][  T166] RBP: ff11000010482000 R08: 1fe22000018ad10f R09: ff1100000cab2ef8
[   68.216594][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.216821][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482000
[   68.217056][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.217374][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.217570][  T166] CR2: 00007ffe866f4efc CR3: 0000000009f65006 CR4: 0000000000771ef0
[   68.217825][  T166] PKRU: 55555554
[   68.217941][  T166] Call Trace:
[   68.218129][  T166]  <TASK>
[   68.218334][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.218495][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.218612][  T166]  register_netdevice (net/core/dev.c:11488)
[   68.218772][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   68.219048][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   68.219210][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   68.219415][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   68.219571][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   68.219762][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   68.219957][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.220180][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   68.220330][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   68.220523][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   68.220680][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   68.220892][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   68.221054][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   68.221209][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   68.221363][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   68.221477][  T166]  new_sync_write (fs/read_write.c:595)
[   68.221630][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.221798][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   68.221951][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.222108][  T166]  ? ksys_write (fs/read_write.c:740)
[   68.222269][  T166]  vfs_write (fs/read_write.c:688)
[   68.222386][  T166]  ksys_write (fs/read_write.c:740)
[   68.222500][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   68.222649][  T166]  ? 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)
[   68.222816][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.222973][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.223124][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.223282][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.223432][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.223624][  T166] RIP: 0033:0x7fd8e6c0c08e
[   68.223786][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.224335][  T166] RSP: 002b:00007ffe866f5610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   68.224566][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   68.224824][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   68.225062][  T166] RBP: 00007ffe866f5620 R08: 0000000000000000 R09: 0000000000000000
[   68.225290][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   68.225520][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   68.375043][ T2650] ------------[ cut here ]------------
| [   68.375243][ T2650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2650
| [   68.375531][ T2650] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.376198][ T2650] Tainted: [W]=WARN
[   68.376306][ T2650] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.376485][ T2650] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.376672][ T2650] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.377243][ T2650] RSP: 0018:ffa0000006a5f020 EFLAGS: 00010286
[   68.377421][ T2650] RAX: 00000000ffffffa6 RBX: ff1100000c6101c0 RCX: 1ff4000000d4bdca
[   68.377628][ T2650] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610270
[   68.377839][ T2650] RBP: ff11000010482000 R08: 1fe22000018c204f R09: ff11000011290b80
[   68.378163][ T2650] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   68.378368][ T2650] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.378576][ T2650] FS:  00007f66a39e3840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   68.378817][ T2650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.379082][ T2650] CR2: 0000000017147988 CR3: 000000000f294006 CR4: 0000000000771ef0
[   68.379295][ T2650] PKRU: 55555554
[   68.379399][ T2650] Call Trace:
[   68.379513][ T2650]  <TASK>
[   68.379585][ T2650]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   68.379724][ T2650]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.379862][ T2650]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.379966][ T2650]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.380179][ T2650]  __dev_notify_flags (net/core/dev.c:9787)
[   68.380319][ T2650]  ? netif_change_name (net/core/dev.c:1495)
[   68.380455][ T2650]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.380595][ T2650]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.380731][ T2650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.380871][ T2650]  ? 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))
[   68.381115][ T2650]  netif_change_flags (net/core/dev.c:9820)
[   68.381258][ T2650]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.381396][ T2650]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.381532][ T2650]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.381702][ T2650]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.381840][ T2650]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.382075][ T2650]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.382216][ T2650]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.382356][ T2650]  ? __kernel_text_address (kernel/extable.c:79)
[   68.382492][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.382632][ T2650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.382768][ T2650]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.382909][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.383119][ T2650]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.383258][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.383400][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.383537][ T2650]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.383676][ T2650]  ? __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)
[   68.383812][ T2650]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.383947][ T2650]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.384117][ T2650]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.384263][ T2650]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.384402][ T2650]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.384539][ T2650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.384674][ T2650]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.384809][ T2650]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.384946][ T2650]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.385090][ T2650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.385234][ T2650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.385371][ T2650]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.385507][ T2650]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.385644][ T2650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.385783][ T2650]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.385919][ T2650]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.386062][ T2650]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.386209][ T2650]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.386346][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.386488][ T2650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.386624][ T2650]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.386760][ T2650]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.386897][ T2650]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.387040][ T2650]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.387188][ T2650]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.387328][ T2650]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.387476][ T2650]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.387616][ T2650]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.387752][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.387892][ T2650]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.388039][ T2650]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.388185][ T2650]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.388326][ T2650]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.388464][ T2650]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.388603][ T2650]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.388779][ T2650]  ? move_addr_to_kernel (net/socket.c:258)
[   68.388951][ T2650]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.389097][ T2650]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.389242][ T2650]  ___sys_sendmsg (net/socket.c:2752)
[   68.389380][ T2650]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.389551][ T2650]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.389720][ T2650]  __sys_sendmsg (net/socket.c:2784)
[   68.389857][ T2650]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.390000][ T2650]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.390177][ T2650]  ? 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)
[   68.390315][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.390454][ T2650]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.390591][ T2650]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.390727][ T2650]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.390866][ T2650]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.391054][ T2650] RIP: 0033:0x7f66a3c1d08e
[   68.391206][ T2650] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.391964][ T2650] RSP: 002b:00007ffe45fb5fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.392252][ T2650] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f66a3c1d08e
[   68.392461][ T2650] RDX: 0000000000000000 RSI: 00007ffe45fb6090 RDI: 0000000000000005
[   68.392665][ T2650] RBP: 00007ffe45fb5ff0 R08: 0000000000000000 R09: 0000000000000000
[   68.392870][ T2650] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   68.393082][ T2650] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe45fb6750
| [   68.457235][ T2652] ------------[ cut here ]------------
| [   68.457518][ T2652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2652
| [   68.457989][ T2652] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.458654][ T2652] Tainted: [W]=WARN
[   68.458765][ T2652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.458949][ T2652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.459168][ T2652] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.459699][ T2652] RSP: 0018:ffa0000006a8ef70 EFLAGS: 00010286
[   68.459885][ T2652] RAX: 00000000ffffffa6 RBX: ff1100000c611240 RCX: 1ff4000000d51db4
[   68.460156][ T2652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6112f0
[   68.460462][ T2652] RBP: ff11000010482000 R08: 1fe22000018c225f R09: ff11000011295180
[   68.460793][ T2652] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.461143][ T2652] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.461466][ T2652] FS:  00007f565af8f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   68.461837][ T2652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.462133][ T2652] CR2: 00007f565b367498 CR3: 000000000cc94002 CR4: 0000000000771ef0
[   68.462474][ T2652] PKRU: 55555554
[   68.462598][ T2652] Call Trace:
[   68.462709][ T2652]  <TASK>
[   68.462786][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.462935][ T2652]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.463099][ T2652]  notifier_call_chain (kernel/notifier.c:85)
[   68.463257][ T2652]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   68.463407][ T2652]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   68.463557][ T2652]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   68.463704][ T2652]  netdev_upper_dev_link (net/core/dev.c:8972)
[   68.463852][ T2652]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   68.464009][ T2652] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   68.464165][ T2652]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   68.464314][ T2652] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   68.464460][ T2652]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   68.464610][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   68.464759][ T2652]  ? nla_strscpy (lib/nlattr.c:795)
[   68.464908][ T2652]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   68.465059][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.465209][ T2652]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.465357][ T2652]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.465507][ T2652]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.465656][ T2652]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.465803][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.465948][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.466101][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.466252][ T2652]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.466398][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.466553][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.466699][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.466845][ T2652]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.466999][ T2652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.467144][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.467298][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.467448][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.467599][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.467746][ T2652]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.467890][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.468043][ T2652]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.468200][ T2652]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.468351][ T2652]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.468499][ T2652]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.468645][ T2652]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.468799][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.468947][ T2652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.469102][ T2652]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.469256][ T2652]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.469406][ T2652]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.469553][ T2652]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.469702][ T2652]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.469887][ T2652]  ? move_addr_to_kernel (net/socket.c:258)
[   68.470048][ T2652]  ___sys_sendmsg (net/socket.c:2752)
[   68.470197][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.470342][ T2652]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.470497][ T2652]  ? 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))
[   68.470651][ T2652]  __sys_sendmsg (net/socket.c:2784)
[   68.470798][ T2652]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.470947][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.471103][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.471255][ T2652]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.471408][ T2652]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.471615][ T2652]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.471842][ T2652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.472140][ T2652] RIP: 0033:0x7f565b1c908e
[   68.472360][ T2652] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.472881][ T2652] RSP: 002b:00007ffe56fd8ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.473112][ T2652] RAX: ffffffffffffffda RBX: 00007ffe56fd9660 RCX: 00007f565b1c908e
[   68.473336][ T2652] RDX: 0000000000000000 RSI: 00007ffe56fd8f70 RDI: 0000000000000005
[   68.473557][ T2652] RBP: 00007ffe56fd8ed0 R08: 0000000000000000 R09: 0000000000000000
[   68.473776][ T2652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   68.473999][ T2652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe56fd9638
| [   68.476114][ T2652] ------------[ cut here ]------------
| [   68.476307][ T2652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2652
| [   68.476597][ T2652] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.477208][ T2652] Tainted: [W]=WARN
[   68.477319][ T2652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.477511][ T2652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.477699][ T2652] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.478225][ T2652] RSP: 0018:ffa0000006a8efd0 EFLAGS: 00010286
[   68.478412][ T2652] RAX: 00000000ffffffa6 RBX: ff1100000c610dc0 RCX: 1ff4000000d51dc0
[   68.478631][ T2652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610e70
[   68.478848][ T2652] RBP: ff11000011f12000 R08: 1fe22000018c21cf R09: ff11000011295180
[   68.479071][ T2652] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.479291][ T2652] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f12e04
[   68.479509][ T2652] FS:  00007f565af8f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   68.479764][ T2652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.479947][ T2652] CR2: 00007f565b367498 CR3: 000000000cc94002 CR4: 0000000000771ef0
[   68.480172][ T2652] PKRU: 55555554
[   68.480282][ T2652] Call Trace:
[   68.480430][ T2652]  <TASK>
[   68.480543][ T2652]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.480775][ T2652]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.480948][ T2652]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   68.481192][ T2652]  __dev_notify_flags (net/core/dev.c:9787)
[   68.481387][ T2652]  ? netif_change_name (net/core/dev.c:1495)
[   68.481535][ T2652]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   68.481680][ T2652]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   68.481825][ T2652]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   68.481979][ T2652] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   68.482136][ T2652]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   68.482292][ T2652] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   68.482439][ T2652]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   68.482589][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   68.482737][ T2652]  ? nla_strscpy (lib/nlattr.c:795)
[   68.482890][ T2652]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   68.483041][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.483190][ T2652]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.483335][ T2652]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.483490][ T2652]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.483639][ T2652]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.483785][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.483933][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.484089][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.484237][ T2652]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.484383][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.484532][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.484677][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.484830][ T2652]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.484982][ T2652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.485127][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.485285][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.485435][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.485589][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.485737][ T2652]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.485930][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.486131][ T2652]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.486325][ T2652]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.486470][ T2652]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.486643][ T2652]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.486866][ T2652]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.487100][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.487307][ T2652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.487495][ T2652]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.487712][ T2652]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.487953][ T2652]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.488145][ T2652]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.488296][ T2652]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.488481][ T2652]  ? move_addr_to_kernel (net/socket.c:258)
[   68.488630][ T2652]  ___sys_sendmsg (net/socket.c:2752)
[   68.488775][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.488983][ T2652]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.489172][ T2652]  ? 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))
[   68.489323][ T2652]  __sys_sendmsg (net/socket.c:2784)
[   68.489469][ T2652]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.489622][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.489768][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.489916][ T2652]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.490069][ T2652]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.490260][ T2652]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.490478][ T2652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.490740][ T2652] RIP: 0033:0x7f565b1c908e
[   68.490892][ T2652] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.491426][ T2652] RSP: 002b:00007ffe56fd8ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.491646][ T2652] RAX: ffffffffffffffda RBX: 00007ffe56fd9660 RCX: 00007f565b1c908e
[   68.491864][ T2652] RDX: 0000000000000000 RSI: 00007ffe56fd8f70 RDI: 0000000000000005
[   68.492091][ T2652] RBP: 00007ffe56fd8ed0 R08: 0000000000000000 R09: 0000000000000000
[   68.492311][ T2652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   68.492527][ T2652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe56fd9638
| [   68.533463][ T2653] ------------[ cut here ]------------
| [   68.533702][ T2653] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2653
| [   68.534900][ T2653] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.535870][ T2653] Tainted: [W]=WARN
[   68.536041][ T2653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.536275][ T2653] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.536511][ T2653] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.537214][ T2653] RSP: 0018:ffa0000006a9f020 EFLAGS: 00010286
[   68.537498][ T2653] RAX: 00000000ffffffa6 RBX: ff1100000ceeedc0 RCX: 1ff4000000d53dca
[   68.537768][ T2653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceeee70
[   68.538121][ T2653] RBP: ff11000011f12000 R08: 1fe22000019dddcf R09: ff11000011c15158
[   68.538485][ T2653] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   68.538852][ T2653] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.539127][ T2653] FS:  00007fc30d3ba840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   68.539430][ T2653] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.539692][ T2653] CR2: 0000000001516988 CR3: 0000000004e7e005 CR4: 0000000000771ef0
[   68.540002][ T2653] PKRU: 55555554
[   68.540166][ T2653] Call Trace:
[   68.540322][ T2653]  <TASK>
[   68.540444][ T2653]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.540639][ T2653]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.540795][ T2653]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.541000][ T2653]  __dev_notify_flags (net/core/dev.c:9787)
[   68.541200][ T2653]  ? netif_change_name (net/core/dev.c:1495)
[   68.541387][ T2653]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.541576][ T2653]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.541761][ T2653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.541947][ T2653]  ? 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))
[   68.542160][ T2653]  netif_change_flags (net/core/dev.c:9820)
[   68.542349][ T2653]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.542536][ T2653]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.542722][ T2653]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.542924][ T2653]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.543164][ T2653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.543381][ T2653]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.543661][ T2653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.543938][ T2653]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.544231][ T2653]  ? __kernel_text_address (kernel/extable.c:79)
[   68.544496][ T2653]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.544696][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.544884][ T2653]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.545085][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.545296][ T2653]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.545488][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.545673][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.545861][ T2653]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.546058][ T2653]  ? __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)
[   68.546254][ T2653]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.546441][ T2653]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.546636][ T2653]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.546825][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.547027][ T2653]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.547226][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.547421][ T2653]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.547609][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.547794][ T2653]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.547990][ T2653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.548194][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.548395][ T2653]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.548583][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.548771][ T2653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.548959][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.549165][ T2653]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.549356][ T2653]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.549611][ T2653]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.549810][ T2653]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.550018][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.550214][ T2653]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.550408][ T2653]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.550594][ T2653]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.550786][ T2653]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.550994][ T2653]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.551185][ T2653]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.551380][ T2653]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.551569][ T2653]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.551756][ T2653]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.551945][ T2653]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.552156][ T2653]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.552345][ T2653]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.552557][ T2653]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.552821][ T2653]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.553034][ T2653]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.553341][ T2653]  ? move_addr_to_kernel (net/socket.c:258)
[   68.553616][ T2653]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.553889][ T2653]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.554188][ T2653]  ___sys_sendmsg (net/socket.c:2752)
[   68.554422][ T2653]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.554673][ T2653]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.555089][ T2653]  __sys_sendmsg (net/socket.c:2784)
[   68.555457][ T2653]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.555799][ T2653]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.556154][ T2653]  ? 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)
[   68.556425][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.556845][ T2653]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.557063][ T2653]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.557292][ T2653]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.557543][ T2653]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.557838][ T2653] RIP: 0033:0x7fc30d5f408e
[   68.558083][ T2653] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.558844][ T2653] RSP: 002b:00007ffcb0d33b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.559398][ T2653] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc30d5f408e
[   68.559654][ T2653] RDX: 0000000000000000 RSI: 00007ffcb0d33bd0 RDI: 0000000000000005
[   68.560138][ T2653] RBP: 00007ffcb0d33b30 R08: 0000000000000000 R09: 0000000000000000
[   68.560469][ T2653] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   68.560796][ T2653] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb0d34290
| [   68.649100][ T2658] ------------[ cut here ]------------
| [   68.649335][ T2658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2658
| [   68.649672][ T2658] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.650367][ T2658] Tainted: [W]=WARN
[   68.650482][ T2658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.650669][ T2658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.650892][ T2658] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.651880][ T2658] RSP: 0018:ffa0000006acef70 EFLAGS: 00010286
[   68.652110][ T2658] RAX: 00000000ffffffa6 RBX: ff1100000c498c40 RCX: 1ff4000000d59db4
[   68.652337][ T2658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498cf0
[   68.652553][ T2658] RBP: ff11000010482000 R08: 1fe220000189319f R09: ff1100000bde5180
[   68.652774][ T2658] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.653001][ T2658] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   68.653232][ T2658] FS:  00007f7fcd63c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.653510][ T2658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.653728][ T2658] CR2: 0000000022fa5a28 CR3: 00000000107db001 CR4: 0000000000771ef0
[   68.653950][ T2658] PKRU: 55555554
[   68.654065][ T2658] Call Trace:
[   68.654250][ T2658]  <TASK>
[   68.654346][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.654505][ T2658]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.654657][ T2658]  notifier_call_chain (kernel/notifier.c:85)
[   68.654813][ T2658]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   68.654965][ T2658]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   68.655143][ T2658]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   68.655346][ T2658]  netdev_upper_dev_link (net/core/dev.c:8972)
[   68.655495][ T2658]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   68.655647][ T2658] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   68.655803][ T2658]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   68.655986][ T2658] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   68.656151][ T2658]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   68.656318][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   68.656464][ T2658]  ? nla_strscpy (lib/nlattr.c:795)
[   68.656625][ T2658]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   68.656781][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.656928][ T2658]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.657098][ T2658]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.657260][ T2658]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.657410][ T2658]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.657555][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.657705][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.657852][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.658006][ T2658]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.658158][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.658310][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.658485][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.658634][ T2658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.658795][ T2658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.658969][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.659123][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.659281][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.659426][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.659574][ T2658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.659721][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.659868][ T2658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.660038][ T2658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.660207][ T2658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.660363][ T2658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.660510][ T2658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.660657][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.660819][ T2658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.660966][ T2658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.661130][ T2658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.661296][ T2658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.661444][ T2658]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.661602][ T2658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.661783][ T2658]  ? move_addr_to_kernel (net/socket.c:258)
[   68.661940][ T2658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.662093][ T2658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.662245][ T2658]  ___sys_sendmsg (net/socket.c:2752)
[   68.662400][ T2658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.662587][ T2658]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.662748][ T2658]  __sys_sendmsg (net/socket.c:2784)
[   68.662894][ T2658]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.663045][ T2658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.663238][ T2658]  ? 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)
[   68.663384][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.663559][ T2658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.663708][ T2658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.663856][ T2658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.664011][ T2658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.664208][ T2658] RIP: 0033:0x7f7fcd87608e
[   68.664364][ T2658] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.664931][ T2658] RSP: 002b:00007fff40a50170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.665169][ T2658] RAX: ffffffffffffffda RBX: 00007fff40a50908 RCX: 00007f7fcd87608e
[   68.665396][ T2658] RDX: 0000000000000000 RSI: 00007fff40a50220 RDI: 0000000000000005
[   68.665634][ T2658] RBP: 00007fff40a50180 R08: 0000000000000000 R09: 0000000000000000
[   68.665875][ T2658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   68.666105][ T2658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff40a508e0
| [   68.667905][ T2658] ------------[ cut here ]------------
| [   68.668078][ T2658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2658
| [   68.668403][ T2658] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.669005][ T2658] Tainted: [W]=WARN
[   68.669118][ T2658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.669306][ T2658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.669511][ T2658] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.670061][ T2658] RSP: 0018:ffa0000006acefd0 EFLAGS: 00010286
[   68.670259][ T2658] RAX: 00000000ffffffa6 RBX: ff1100000c498040 RCX: 1ff4000000d59dc0
[   68.670489][ T2658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4980f0
[   68.670711][ T2658] RBP: ff1100001071a000 R08: 1fe220000189301f R09: ff1100000bde5180
[   68.670933][ T2658] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.671162][ T2658] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071ae04
[   68.671381][ T2658] FS:  00007f7fcd63c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.671640][ T2658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.671821][ T2658] CR2: 0000000022fa5a28 CR3: 00000000107db001 CR4: 0000000000771ef0
[   68.672045][ T2658] PKRU: 55555554
[   68.672160][ T2658] Call Trace:
[   68.672269][ T2658]  <TASK>
[   68.672345][ T2658]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.672515][ T2658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.672630][ T2658]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   68.672778][ T2658]  __dev_notify_flags (net/core/dev.c:9787)
[   68.672938][ T2658]  ? netif_change_name (net/core/dev.c:1495)
[   68.673101][ T2658]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   68.673264][ T2658]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   68.673411][ T2658]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   68.673560][ T2658] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   68.673711][ T2658]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   68.673862][ T2658] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   68.674016][ T2658]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   68.674176][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   68.674343][ T2658]  ? nla_strscpy (lib/nlattr.c:795)
[   68.674493][ T2658]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   68.674651][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.674797][ T2658]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.674954][ T2658]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.675140][ T2658]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.675301][ T2658]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.675451][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.675622][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.675767][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.675914][ T2658]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.676063][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.676274][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.676420][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.676604][ T2658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.676755][ T2658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.676899][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.677049][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.677210][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.677362][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.677507][ T2658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.677665][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.677813][ T2658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.677976][ T2658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.678124][ T2658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.678282][ T2658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.678446][ T2658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.678592][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.678741][ T2658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.678891][ T2658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.679056][ T2658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.679214][ T2658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.679358][ T2658]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.679519][ T2658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.679715][ T2658]  ? move_addr_to_kernel (net/socket.c:258)
[   68.679861][ T2658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.680016][ T2658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.680164][ T2658]  ___sys_sendmsg (net/socket.c:2752)
[   68.680310][ T2658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.680492][ T2658]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.680650][ T2658]  __sys_sendmsg (net/socket.c:2784)
[   68.680813][ T2658]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.680958][ T2658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.681151][ T2658]  ? 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)
[   68.681297][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.681441][ T2658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.681587][ T2658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.681731][ T2658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.681876][ T2658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.682079][ T2658] RIP: 0033:0x7f7fcd87608e
[   68.682250][ T2658] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.682767][ T2658] RSP: 002b:00007fff40a50170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.683012][ T2658] RAX: ffffffffffffffda RBX: 00007fff40a50908 RCX: 00007f7fcd87608e
[   68.683232][ T2658] RDX: 0000000000000000 RSI: 00007fff40a50220 RDI: 0000000000000005
[   68.683454][ T2658] RBP: 00007fff40a50180 R08: 0000000000000000 R09: 0000000000000000
[   68.683668][ T2658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaf
[   68.683885][ T2658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff40a508e0
| [   68.723505][ T2659] ------------[ cut here ]------------
| [   68.723770][ T2659] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2659
| [   68.724158][ T2659] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.724850][ T2659] Tainted: [W]=WARN
[   68.725015][ T2659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.725267][ T2659] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.725591][ T2659] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.726441][ T2659] RSP: 0018:ffa0000006adf020 EFLAGS: 00010286
[   68.726728][ T2659] RAX: 00000000ffffffa6 RBX: ff1100001045fb40 RCX: 1ff4000000d5bdca
[   68.727005][ T2659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fbf0
[   68.727300][ T2659] RBP: ff1100001071a000 R08: 1fe220000208bf7f R09: ff1100000c842e58
[   68.727566][ T2659] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   68.727825][ T2659] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.728091][ T2659] FS:  00007fcc0dbe2840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   68.728410][ T2659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.728675][ T2659] CR2: 00007fcc0deb21a0 CR3: 0000000011ba2004 CR4: 0000000000771ef0
[   68.728929][ T2659] PKRU: 55555554
[   68.729093][ T2659] Call Trace:
[   68.729255][ T2659]  <TASK>
[   68.729379][ T2659]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.729573][ T2659]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.729731][ T2659]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.729919][ T2659]  __dev_notify_flags (net/core/dev.c:9787)
[   68.730122][ T2659]  ? netif_change_name (net/core/dev.c:1495)
[   68.730340][ T2659]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.730527][ T2659]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.730714][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.730929][ T2659]  ? 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))
[   68.731125][ T2659]  netif_change_flags (net/core/dev.c:9820)
[   68.731320][ T2659]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.731506][ T2659]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.731698][ T2659]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.731906][ T2659]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.732136][ T2659]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.732334][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.732518][ T2659]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.732706][ T2659]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.732892][ T2659]  ? __kernel_text_address (kernel/extable.c:79)
[   68.733089][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.733285][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.733473][ T2659]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.733659][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.733848][ T2659]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.734045][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.734238][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.734424][ T2659]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.734612][ T2659]  ? __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)
[   68.734819][ T2659]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.735024][ T2659]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.735223][ T2659]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.735411][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.735599][ T2659]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.735787][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.735985][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.736182][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.736382][ T2659]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.736573][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.736767][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.736957][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.737164][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.737354][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.737540][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.737728][ T2659]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.737921][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.738123][ T2659]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.738349][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.738541][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.738727][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.738917][ T2659]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.739156][ T2659]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.739346][ T2659]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.739545][ T2659]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.739734][ T2659]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.739921][ T2659]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.740122][ T2659]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.740320][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.740509][ T2659]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.740697][ T2659]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.740899][ T2659]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.741104][ T2659]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.741313][ T2659]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.741512][ T2659]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.741731][ T2659]  ? move_addr_to_kernel (net/socket.c:258)
[   68.741919][ T2659]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.742162][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.742450][ T2659]  ___sys_sendmsg (net/socket.c:2752)
[   68.742710][ T2659]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.743085][ T2659]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.743373][ T2659]  __sys_sendmsg (net/socket.c:2784)
[   68.743636][ T2659]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.743929][ T2659]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.744285][ T2659]  ? 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)
[   68.744559][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.744849][ T2659]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.745141][ T2659]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.745418][ T2659]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.745687][ T2659]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.746044][ T2659] RIP: 0033:0x7fcc0de1c08e
[   68.746338][ T2659] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.747262][ T2659] RSP: 002b:00007fff0ac76530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.747672][ T2659] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcc0de1c08e
[   68.748089][ T2659] RDX: 0000000000000000 RSI: 00007fff0ac765e0 RDI: 0000000000000005
[   68.748465][ T2659] RBP: 00007fff0ac76540 R08: 0000000000000000 R09: 0000000000000000
[   68.748827][ T2659] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   68.749208][ T2659] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0ac76ca0
| [   68.826807][ T2664] ------------[ cut here ]------------
| [   68.827007][ T2664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2664
| [   68.827301][ T2664] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.827912][ T2664] Tainted: [W]=WARN
[   68.828027][ T2664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.828209][ T2664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.828403][ T2664] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.828905][ T2664] RSP: 0018:ffa0000006b0f4e8 EFLAGS: 00010286
[   68.829118][ T2664] RAX: 00000000ffffffa6 RBX: ff11000005e46640 RCX: 1ff4000000d61e63
[   68.829367][ T2664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e466f0
[   68.829581][ T2664] RBP: ff11000010482000 R08: 1fe2200000bc8cdf R09: ff1100000c6b51a8
[   68.829792][ T2664] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.830011][ T2664] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   68.830230][ T2664] FS:  00007fe23d52b100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.830506][ T2664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.830709][ T2664] CR2: 00000000004d6034 CR3: 000000000cfff004 CR4: 0000000000771ef0
[   68.830919][ T2664] PKRU: 55555554
[   68.832117][ T2664] Call Trace:
[   68.832257][ T2664]  <TASK>
[   68.832332][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.832475][ T2664]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.832617][ T2664]  notifier_call_chain (kernel/notifier.c:85)
[   68.832767][ T2664]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   68.832936][ T2664]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   68.833215][ T2664]  ethnl_set_features (net/ethtool/features.c:288)
[   68.833367][ T2664]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.833508][ T2664]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   68.833651][ T2664]  ? __nla_validate_parse (lib/nlattr.c:635)
[   68.833791][ T2664]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   68.834092][ T2664]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   68.834299][ T2664]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   68.834476][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.834616][ T2664]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   68.834758][ T2664]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.834899][ T2664]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   68.835152][ T2664]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   68.835329][ T2664]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.835504][ T2664]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   68.835642][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.835790][ T2664]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   68.835929][ T2664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.836169][ T2664]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   68.836309][ T2664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.836453][ T2664]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.836591][ T2664]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.836750][ T2664]  genl_rcv (net/netlink/genetlink.c:1218)
[   68.836855][ T2664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.837071][ T2664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.837224][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.837367][ T2664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.837506][ T2664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.837645][ T2664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.837785][ T2664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.837925][ T2664]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   68.838093][ T2664]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   68.838247][ T2664]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   68.838385][ T2664]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   68.838559][ T2664]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.838703][ T2664]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.838847][ T2664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.838993][ T2664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.839134][ T2664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.839277][ T2664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.839455][ T2664] RIP: 0033:0x7fe23d59c08e
[   68.839603][ T2664] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.840128][ T2664] RSP: 002b:00007fff118dbca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   68.840346][ T2664] RAX: ffffffffffffffda RBX: 000000002380c010 RCX: 00007fe23d59c08e
[   68.840563][ T2664] RDX: 0000000000000058 RSI: 000000002380c120 RDI: 0000000000000005
[   68.840773][ T2664] RBP: 00007fff118dbcb0 R08: 00007fe23d72a980 R09: 000000000000000c
[   68.840985][ T2664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002380c0b0
[   68.841197][ T2664] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   68.888419][ T2666] ------------[ cut here ]------------
| [   68.888613][ T2666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2666
| [   68.888903][ T2666] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.889527][ T2666] Tainted: [W]=WARN
[   68.889637][ T2666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.889817][ T2666] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.890009][ T2666] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.890538][ T2666] RSP: 0018:ffa0000006b1f4e8 EFLAGS: 00010286
[   68.890717][ T2666] RAX: 00000000ffffffa6 RBX: ff1100000f3e4940 RCX: 1ff4000000d63e63
[   68.890928][ T2666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e49f0
[   68.891155][ T2666] RBP: ff11000010482000 R08: 1fe2200001e7c93f R09: ff11000011bd0ba8
[   68.891368][ T2666] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.891616][ T2666] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   68.891830][ T2666] FS:  00007fbedcf5c100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.892085][ T2666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.892270][ T2666] CR2: 00000000004d6034 CR3: 00000000124c7001 CR4: 0000000000771ef0
[   68.892507][ T2666] PKRU: 55555554
[   68.892615][ T2666] Call Trace:
[   68.892720][ T2666]  <TASK>
[   68.892794][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.892937][ T2666]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.893086][ T2666]  notifier_call_chain (kernel/notifier.c:85)
[   68.893238][ T2666]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   68.893379][ T2666]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   68.893520][ T2666]  ethnl_set_features (net/ethtool/features.c:288)
[   68.893661][ T2666]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.893811][ T2666]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   68.893954][ T2666]  ? __nla_validate_parse (lib/nlattr.c:635)
[   68.894105][ T2666]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   68.894287][ T2666]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   68.894427][ T2666]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   68.894604][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.894743][ T2666]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   68.894907][ T2666]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.895055][ T2666]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   68.895201][ T2666]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   68.895372][ T2666]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.895545][ T2666]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   68.895687][ T2666]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.895832][ T2666]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   68.895982][ T2666]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.896122][ T2666]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   68.896267][ T2666]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.896417][ T2666]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.896558][ T2666]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.896719][ T2666]  genl_rcv (net/netlink/genetlink.c:1218)
[   68.896827][ T2666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.896979][ T2666]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.897120][ T2666]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.897270][ T2666]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.897410][ T2666]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.897562][ T2666]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.897703][ T2666]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.897844][ T2666]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   68.897997][ T2666]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   68.898153][ T2666]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   68.898292][ T2666]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   68.898483][ T2666]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.898625][ T2666]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.898765][ T2666]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.898906][ T2666]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.899052][ T2666]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.899197][ T2666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.899383][ T2666] RIP: 0033:0x7fbedcfcd08e
[   68.899535][ T2666] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.900038][ T2666] RSP: 002b:00007ffe3474c7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   68.900262][ T2666] RAX: ffffffffffffffda RBX: 0000000008e1c010 RCX: 00007fbedcfcd08e
[   68.900473][ T2666] RDX: 000000000000005c RSI: 0000000008e1c120 RDI: 0000000000000005
[   68.900681][ T2666] RBP: 00007ffe3474c7d0 R08: 00007fbedd15b980 R09: 000000000000000c
[   68.900887][ T2666] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000008e1c0b0
[   68.901100][ T2666] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   68.965406][ T2670] ------------[ cut here ]------------
| [   68.965597][ T2670] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2670
| [   68.965897][ T2670] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.966485][ T2670] Tainted: [W]=WARN
[   68.966587][ T2670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.966755][ T2670] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.967020][ T2670] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.967552][ T2670] RSP: 0018:ffa0000006b5efe0 EFLAGS: 00010286
[   68.967725][ T2670] RAX: 00000000ffffffa6 RBX: ff110000107eaac0 RCX: 1ff4000000d6bdc2
[   68.967930][ T2670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eab70
[   68.968136][ T2670] RBP: ff11000010482000 R08: 1fe22000020fd56f R09: ff1100000cab5158
[   68.968347][ T2670] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.968553][ T2670] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   68.968759][ T2670] FS:  00007f697e6ce840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.969009][ T2670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.969187][ T2670] CR2: 000000000961e988 CR3: 000000000f346001 CR4: 0000000000771ef0
[   68.969392][ T2670] PKRU: 55555554
[   68.969496][ T2670] Call Trace:
[   68.969619][ T2670]  <TASK>
[   68.969694][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.969834][ T2670]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.969981][ T2670]  notifier_call_chain (kernel/notifier.c:85)
[   68.970138][ T2670]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   68.970283][ T2670]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   68.970453][ T2670]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.970591][ T2670]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.970733][ T2670]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   68.970871][ T2670]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   68.971017][ T2670]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   68.971190][ T2670] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   68.971330][ T2670]  ? write_profile (kernel/profile.c:194)
[   68.971467][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.971604][ T2670]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   68.971785][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.971923][ T2670]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   68.972160][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.972293][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.972430][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   68.972566][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.972708][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.972865][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.973104][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.973246][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.973380][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.973515][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.973650][ T2670]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   68.973789][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.973925][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.974161][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   68.974423][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.974561][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   68.974697][ T2670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.974836][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.975060][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.975199][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.975336][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.975473][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.975610][ T2670]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.975751][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.975896][ T2670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.976089][ T2670]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.976232][ T2670]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.976371][ T2670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.976516][ T2670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.976654][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.976800][ T2670]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.976941][ T2670]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.977088][ T2670]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.977236][ T2670]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.977373][ T2670]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.977507][ T2670]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.977683][ T2670]  ? move_addr_to_kernel (net/socket.c:258)
[   68.977817][ T2670]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.977953][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.978095][ T2670]  ___sys_sendmsg (net/socket.c:2752)
[   68.978238][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.978406][ T2670]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.978553][ T2670]  __sys_sendmsg (net/socket.c:2784)
[   68.978690][ T2670]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.978826][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.979003][ T2670]  ? 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)
[   68.979139][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.979283][ T2670]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.979421][ T2670]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.979558][ T2670]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.979694][ T2670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.979861][ T2670] RIP: 0033:0x7f697e90808e
[   68.980009][ T2670] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.980486][ T2670] RSP: 002b:00007ffffe1ffa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.980696][ T2670] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f697e90808e
[   68.980898][ T2670] RDX: 0000000000000000 RSI: 00007ffffe1ffab0 RDI: 0000000000000005
[   68.981106][ T2670] RBP: 00007ffffe1ffa10 R08: 0000000000000000 R09: 0000000000000000
[   68.981312][ T2670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   68.981515][ T2670] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffe200170
| [   68.983796][ T2670] ------------[ cut here ]------------
| [   68.983961][ T2670] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2670
| [   68.984249][ T2670] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   68.984797][ T2670] Tainted: [W]=WARN
[   68.984899][ T2670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.985162][ T2670] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.985335][ T2670] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.985802][ T2670] RSP: 0018:ffa0000006b5f060 EFLAGS: 00010286
[   68.986071][ T2670] RAX: 00000000ffffffa6 RBX: ff110000107eb840 RCX: 1ff4000000d6bdd2
[   68.986273][ T2670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb8f0
[   68.986468][ T2670] RBP: ff11000011f12000 R08: 1fe22000020fd71f R09: ff1100000cab5158
[   68.986665][ T2670] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   68.986866][ T2670] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006b5f100
[   68.987155][ T2670] FS:  00007f697e6ce840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   68.987467][ T2670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.987638][ T2670] CR2: 000000000961e988 CR3: 000000000f346001 CR4: 0000000000771ef0
[   68.987837][ T2670] PKRU: 55555554
[   68.987936][ T2670] Call Trace:
[   68.988135][ T2670]  <TASK>
[   68.988208][ T2670]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.988340][ T2670]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.988440][ T2670]  netif_close_many (net/core/dev.c:1804)
[   68.988581][ T2670]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   68.988717][ T2670]  ? __dev_close_many (net/core/dev.c:1781)
[   68.988852][ T2670]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   68.989104][ T2670]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   68.989276][ T2670]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   68.989411][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.989549][ T2670]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   68.989716][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.989847][ T2670]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   68.990049][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.990191][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.990327][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   68.990457][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.990591][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.990744][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.990881][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.991074][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.991209][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.991344][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.991476][ T2670]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   68.991611][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.991743][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.991876][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   68.992067][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.992223][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   68.992357][ T2670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.992492][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.992622][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.992754][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.992886][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.993073][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.993210][ T2670]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.993341][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.993472][ T2670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.993606][ T2670]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   68.993737][ T2670]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   68.993872][ T2670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.994065][ T2670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.994200][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.994331][ T2670]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.994461][ T2670]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.994595][ T2670]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.994731][ T2670]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.994864][ T2670]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.995015][ T2670]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.995181][ T2670]  ? move_addr_to_kernel (net/socket.c:258)
[   68.995314][ T2670]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.995454][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.995593][ T2670]  ___sys_sendmsg (net/socket.c:2752)
[   68.995724][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.995895][ T2670]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.996045][ T2670]  __sys_sendmsg (net/socket.c:2784)
[   68.996188][ T2670]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.996320][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.996489][ T2670]  ? 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)
[   68.996624][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.996757][ T2670]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.996889][ T2670]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.997028][ T2670]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.997171][ T2670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.997340][ T2670] RIP: 0033:0x7f697e90808e
[   68.997481][ T2670] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   68.997952][ T2670] RSP: 002b:00007ffffe1ffa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.998161][ T2670] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f697e90808e
[   68.998366][ T2670] RDX: 0000000000000000 RSI: 00007ffffe1ffab0 RDI: 0000000000000005
[   68.998564][ T2670] RBP: 00007ffffe1ffa10 R08: 0000000000000000 R09: 0000000000000000
[   68.998762][ T2670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   68.998956][ T2670] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffe200170
| [   69.001696][ T2670] ------------[ cut here ]------------
| [   69.001845][ T2670] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2670
| [   69.002112][ T2670] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.002664][ T2670] Tainted: [W]=WARN
[   69.002764][ T2670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.002927][ T2670] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.003109][ T2670] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.003579][ T2670] RSP: 0018:ffa0000006b5f190 EFLAGS: 00010286
[   69.003743][ T2670] RAX: 00000000ffffffa6 RBX: ff1100000c8d3840 RCX: 1ff4000000d6bdf8
[   69.003932][ T2670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d38f0
[   69.004133][ T2670] RBP: ff11000011f12000 R08: 1fe220000191a71f R09: ff1100000cab5158
[   69.004329][ T2670] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   69.004542][ T2670] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.004742][ T2670] FS:  00007f697e6ce840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   69.004976][ T2670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.005142][ T2670] CR2: 0000561b0775d620 CR3: 000000000f346001 CR4: 0000000000771ef0
[   69.005340][ T2670] PKRU: 55555554
[   69.005439][ T2670] Call Trace:
[   69.005537][ T2670]  <TASK>
[   69.005604][ T2670]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   69.005769][ T2670]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.005931][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.006070][ T2670]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   69.006208][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.006336][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.006462][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.006590][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.006718][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.006865][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.007002][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.007131][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.007262][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.007390][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.007517][ T2670]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   69.007647][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.007775][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.007904][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.008039][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.008174][ T2670]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.008301][ T2670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.008429][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.008557][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.008685][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.008814][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.008940][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.009077][ T2670]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.009209][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.009335][ T2670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.009473][ T2670]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.009599][ T2670]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.009730][ T2670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.009857][ T2670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.009987][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.010117][ T2670]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.010252][ T2670]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.010381][ T2670]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.010512][ T2670]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.010642][ T2670]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.010770][ T2670]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.010935][ T2670]  ? move_addr_to_kernel (net/socket.c:258)
[   69.011069][ T2670]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.011202][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.011331][ T2670]  ___sys_sendmsg (net/socket.c:2752)
[   69.011459][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.011618][ T2670]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.011758][ T2670]  __sys_sendmsg (net/socket.c:2784)
[   69.011884][ T2670]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.012018][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.012182][ T2670]  ? 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)
[   69.012309][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.012436][ T2670]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.012566][ T2670]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.012694][ T2670]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.012823][ T2670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.012985][ T2670] RIP: 0033:0x7f697e90808e
[   69.013121][ T2670] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.013572][ T2670] RSP: 002b:00007ffffe1ffa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.013770][ T2670] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f697e90808e
[   69.013962][ T2670] RDX: 0000000000000000 RSI: 00007ffffe1ffab0 RDI: 0000000000000005
[   69.014161][ T2670] RBP: 00007ffffe1ffa10 R08: 0000000000000000 R09: 0000000000000000
[   69.014351][ T2670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.014541][ T2670] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffe200170
| [   69.098856][ T2674] ------------[ cut here ]------------
| [   69.099057][ T2674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2674
| [   69.099357][ T2674] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.099950][ T2674] Tainted: [W]=WARN
[   69.100066][ T2674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.100249][ T2674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.100435][ T2674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.100930][ T2674] RSP: 0018:ffa0000006b9efe0 EFLAGS: 00010286
[   69.101112][ T2674] RAX: 00000000ffffffa6 RBX: ff1100000c611cc0 RCX: 1ff4000000d73dc2
[   69.101326][ T2674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611d70
[   69.101529][ T2674] RBP: ff11000010482000 R08: 1fe22000018c23af R09: ff11000011feae58
[   69.101735][ T2674] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.101944][ T2674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   69.102161][ T2674] FS:  00007f643629f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.102408][ T2674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.102579][ T2674] CR2: 000000000f255988 CR3: 0000000011c77002 CR4: 0000000000771ef0
[   69.102789][ T2674] PKRU: 55555554
[   69.102893][ T2674] Call Trace:
[   69.103005][ T2674]  <TASK>
[   69.103079][ T2674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.103224][ T2674]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.103363][ T2674]  notifier_call_chain (kernel/notifier.c:85)
[   69.103505][ T2674]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   69.103646][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.103785][ T2674]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   69.103957][ T2674]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.104213][ T2674]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   69.104438][ T2674]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   69.104577][ T2674]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   69.104745][ T2674]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   69.104883][ T2674] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   69.105119][ T2674]  ? write_profile (kernel/profile.c:194)
[   69.105265][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.105409][ T2674]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   69.105586][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.105728][ T2674]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   69.105871][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.106105][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.106248][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.106386][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.106523][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.106680][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.106816][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.106954][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.107193][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.107329][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.107471][ T2674]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   69.107613][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.107751][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.107890][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.108102][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.108251][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.108391][ T2674]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.108535][ T2674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.108675][ T2674]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.108815][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.108958][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.109187][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.109327][ T2674]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.109466][ T2674]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.109607][ T2674]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.109748][ T2674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.109885][ T2674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.110090][ T2674]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.110232][ T2674]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.110375][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.110515][ T2674]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.110653][ T2674]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.110794][ T2674]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.110939][ T2674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.111153][ T2674]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.111291][ T2674]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.111463][ T2674]  ? move_addr_to_kernel (net/socket.c:258)
[   69.111602][ T2674]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.111744][ T2674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.111884][ T2674]  ___sys_sendmsg (net/socket.c:2752)
[   69.112082][ T2674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.112260][ T2674]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.112409][ T2674]  __sys_sendmsg (net/socket.c:2784)
[   69.112545][ T2674]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.112683][ T2674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.112858][ T2674]  ? 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)
[   69.113016][ T2674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.113164][ T2674]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.113314][ T2674]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.113452][ T2674]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.113592][ T2674]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.113763][ T2674] RIP: 0033:0x7f64364d908e
[   69.113914][ T2674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.114418][ T2674] RSP: 002b:00007ffc33a69a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.114632][ T2674] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64364d908e
[   69.114906][ T2674] RDX: 0000000000000000 RSI: 00007ffc33a69ac0 RDI: 0000000000000005
[   69.115120][ T2674] RBP: 00007ffc33a69a20 R08: 0000000000000000 R09: 0000000000000000
[   69.115334][ T2674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.115539][ T2674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc33a6a180
| [   69.117895][ T2674] ------------[ cut here ]------------
| [   69.118141][ T2674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2674
| [   69.118567][ T2674] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.119456][ T2674] Tainted: [W]=WARN
[   69.119618][ T2674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.119889][ T2674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.120479][ T2674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.121245][ T2674] RSP: 0018:ffa0000006b9f060 EFLAGS: 00010286
[   69.121512][ T2674] RAX: 00000000ffffffa6 RBX: ff11000011bfe7c0 RCX: 1ff4000000d73dd2
[   69.121825][ T2674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfe870
[   69.122156][ T2674] RBP: ff1100001071a000 R08: 1fe220000237fd0f R09: ff11000011feae58
[   69.122471][ T2674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   69.122788][ T2674] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006b9f100
[   69.123110][ T2674] FS:  00007f643629f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   69.123478][ T2674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.123743][ T2674] CR2: 00007fdb59c392a0 CR3: 0000000011c77003 CR4: 0000000000771ef0
[   69.124074][ T2674] PKRU: 55555554
[   69.124239][ T2674] Call Trace:
[   69.124400][ T2674]  <TASK>
[   69.124511][ T2674]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.124729][ T2674]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.124892][ T2674]  netif_close_many (net/core/dev.c:1804)
[   69.125114][ T2674]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.125328][ T2674]  ? __dev_close_many (net/core/dev.c:1781)
[   69.125536][ T2674]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   69.125796][ T2674]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   69.126069][ T2674]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   69.126292][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.126507][ T2674]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.126777][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.127002][ T2674]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   69.127218][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.127428][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.127636][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.127848][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.128068][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.128322][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.128531][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.128742][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.128953][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.129175][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.129380][ T2674]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   69.129596][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.129803][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.130021][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.130234][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.130449][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.130660][ T2674]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.130869][ T2674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.131090][ T2674]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.131303][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.131517][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.131727][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.131940][ T2674]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.132169][ T2674]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.132380][ T2674]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.132594][ T2674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.132801][ T2674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.133025][ T2674]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.133242][ T2674]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.133450][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.133659][ T2674]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.133865][ T2674]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.134083][ T2674]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.134290][ T2674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.134485][ T2674]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.134683][ T2674]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.134935][ T2674]  ? move_addr_to_kernel (net/socket.c:258)
[   69.135155][ T2674]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.135367][ T2674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.135575][ T2674]  ___sys_sendmsg (net/socket.c:2752)
[   69.135782][ T2674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.136048][ T2674]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.136284][ T2674]  __sys_sendmsg (net/socket.c:2784)
[   69.136493][ T2674]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.136696][ T2674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.136956][ T2674]  ? 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)
[   69.137176][ T2674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.137359][ T2674]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.137539][ T2674]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.137746][ T2674]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.137946][ T2674]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.138219][ T2674] RIP: 0033:0x7f64364d908e
[   69.138446][ T2674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.139201][ T2674] RSP: 002b:00007ffc33a69a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.139517][ T2674] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64364d908e
[   69.139831][ T2674] RDX: 0000000000000000 RSI: 00007ffc33a69ac0 RDI: 0000000000000005
[   69.140153][ T2674] RBP: 00007ffc33a69a20 R08: 0000000000000000 R09: 0000000000000000
[   69.140465][ T2674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.140778][ T2674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc33a6a180
| [   69.145037][ T2674] ------------[ cut here ]------------
| [   69.145256][ T2674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2674
| [   69.145571][ T2674] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.146230][ T2674] Tainted: [W]=WARN
[   69.146330][ T2674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.146492][ T2674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.146667][ T2674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.147136][ T2674] RSP: 0018:ffa0000006b9f190 EFLAGS: 00010286
[   69.147302][ T2674] RAX: 00000000ffffffa6 RBX: ff110000090a8ac0 RCX: 1ff4000000d73df8
[   69.147492][ T2674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8b70
[   69.147688][ T2674] RBP: ff1100001071a000 R08: 1fe220000121516f R09: ff11000011feae58
[   69.147884][ T2674] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   69.148083][ T2674] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.148289][ T2674] FS:  00007f643629f840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   69.148520][ T2674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.148682][ T2674] CR2: 0000561b0775d620 CR3: 0000000011c77006 CR4: 0000000000771ef0
[   69.148875][ T2674] PKRU: 55555554
[   69.148982][ T2674] Call Trace:
[   69.149078][ T2674]  <TASK>
[   69.149145][ T2674]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   69.149319][ T2674]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.149480][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.149609][ T2674]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   69.149736][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.149863][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.149997][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.150126][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.150262][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.150411][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.150538][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.150666][ T2674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.150794][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.150923][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.151060][ T2674]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   69.151215][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.151349][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.151479][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.151612][ T2674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.151743][ T2674]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   69.151872][ T2674]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.152049][ T2674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.152211][ T2674]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.152339][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.152471][ T2674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.152600][ T2674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.152731][ T2674]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.152859][ T2674]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.152994][ T2674]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.153124][ T2674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.153258][ T2674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.153390][ T2674]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.153524][ T2674]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.153661][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.153795][ T2674]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.153926][ T2674]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.154061][ T2674]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.154197][ T2674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.154326][ T2674]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.154457][ T2674]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.154614][ T2674]  ? move_addr_to_kernel (net/socket.c:258)
[   69.154744][ T2674]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.154873][ T2674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.155013][ T2674]  ___sys_sendmsg (net/socket.c:2752)
[   69.155138][ T2674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.155308][ T2674]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.155452][ T2674]  __sys_sendmsg (net/socket.c:2784)
[   69.155578][ T2674]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.155707][ T2674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.155869][ T2674]  ? 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)
[   69.156006][ T2674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.156136][ T2674]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.156270][ T2674]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.156399][ T2674]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.156534][ T2674]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.156753][ T2674] RIP: 0033:0x7f64364d908e
[   69.156889][ T2674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.157360][ T2674] RSP: 002b:00007ffc33a69a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.157616][ T2674] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64364d908e
[   69.157808][ T2674] RDX: 0000000000000000 RSI: 00007ffc33a69ac0 RDI: 0000000000000005
[   69.158005][ T2674] RBP: 00007ffc33a69a20 R08: 0000000000000000 R09: 0000000000000000
[   69.158217][ T2674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.158415][ T2674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc33a6a180
| [   69.199133][ T2675] ------------[ cut here ]------------
| [   69.199328][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2675
| [   69.199622][ T2675] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.200235][ T2675] Tainted: [W]=WARN
[   69.200350][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.200531][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.200726][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.201296][ T2675] RSP: 0018:ffa0000006baf4e8 EFLAGS: 00010286
[   69.201477][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000c568c40 RCX: 1ff4000000d75e63
[   69.201688][ T2675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c568cf0
[   69.201900][ T2675] RBP: ff11000010482000 R08: 1fe22000018ad19f R09: ff11000011fed1a8
[   69.202120][ T2675] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.202427][ T2675] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   69.202748][ T2675] FS:  00007f6c24783100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.203186][ T2675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.203373][ T2675] CR2: 00000000004d6034 CR3: 0000000011c71004 CR4: 0000000000771ef0
[   69.203614][ T2675] PKRU: 55555554
[   69.203777][ T2675] Call Trace:
[   69.203903][ T2675]  <TASK>
[   69.203990][ T2675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.204209][ T2675]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.204389][ T2675]  notifier_call_chain (kernel/notifier.c:85)
[   69.204539][ T2675]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   69.204688][ T2675]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   69.204865][ T2675]  ethnl_set_features (net/ethtool/features.c:288)
[   69.205193][ T2675]  ? nla_get_range_signed (lib/nlattr.c:270)
[   69.205416][ T2675]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   69.205564][ T2675]  ? __nla_validate_parse (lib/nlattr.c:635)
[   69.205706][ T2675]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   69.205883][ T2675]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   69.206118][ T2675]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   69.206356][ T2675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.206530][ T2675]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   69.206671][ T2675]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   69.206813][ T2675]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   69.206954][ T2675]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   69.207176][ T2675]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.207382][ T2675]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   69.207526][ T2675]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.207674][ T2675]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   69.207814][ T2675]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.207951][ T2675]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   69.208101][ T2675]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.208267][ T2675]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.208465][ T2675]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.208609][ T2675]  genl_rcv (net/netlink/genetlink.c:1218)
[   69.208713][ T2675]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.208854][ T2675]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.209004][ T2675]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.209148][ T2675]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.209296][ T2675]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.209441][ T2675]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.209634][ T2675]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.209850][ T2675]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   69.210082][ T2675]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   69.210320][ T2675]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   69.210468][ T2675]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   69.210726][ T2675]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   69.210937][ T2675]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   69.211177][ T2675]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.211368][ T2675]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.211510][ T2675]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.211650][ T2675]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.211826][ T2675] RIP: 0033:0x7f6c247f408e
[   69.211984][ T2675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.212518][ T2675] RSP: 002b:00007ffcb711eac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   69.212836][ T2675] RAX: ffffffffffffffda RBX: 0000000038b27010 RCX: 00007f6c247f408e
[   69.213178][ T2675] RDX: 0000000000000058 RSI: 0000000038b27120 RDI: 0000000000000005
[   69.213451][ T2675] RBP: 00007ffcb711ead0 R08: 00007f6c24982980 R09: 000000000000000c
[   69.213718][ T2675] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000038b270b0
[   69.213928][ T2675] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   69.259739][ T2676] ------------[ cut here ]------------
| [   69.259952][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2676
| [   69.260269][ T2676] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.260873][ T2676] Tainted: [W]=WARN
[   69.261016][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.261299][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.261591][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.262256][ T2676] RSP: 0018:ffa0000006bbef70 EFLAGS: 00010286
[   69.262448][ T2676] RAX: 00000000ffffffa6 RBX: ff1100001012e340 RCX: 1ff4000000d77db4
[   69.262666][ T2676] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001012e3f0
[   69.262880][ T2676] RBP: ff11000010482000 R08: 1fe2200002025c7f R09: ff1100000ceb2e80
[   69.263109][ T2676] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.263338][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   69.263558][ T2676] FS:  00007fca428d4840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.263815][ T2676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.264005][ T2676] CR2: 0000000021756a28 CR3: 0000000011f91006 CR4: 0000000000771ef0
[   69.264226][ T2676] PKRU: 55555554
[   69.264337][ T2676] Call Trace:
[   69.264450][ T2676]  <TASK>
[   69.264526][ T2676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.264676][ T2676]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.264820][ T2676]  notifier_call_chain (kernel/notifier.c:85)
[   69.264975][ T2676]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   69.265119][ T2676]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.265273][ T2676]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   69.265421][ T2676]  netdev_upper_dev_link (net/core/dev.c:8972)
[   69.265569][ T2676]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   69.265718][ T2676] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   69.265873][ T2676]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   69.266027][ T2676] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   69.266180][ T2676]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   69.266331][ T2676]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   69.266478][ T2676]  ? nla_strscpy (lib/nlattr.c:795)
[   69.266628][ T2676]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   69.266777][ T2676]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.266923][ T2676]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.267079][ T2676]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.267236][ T2676]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.267386][ T2676]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.267534][ T2676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.267683][ T2676]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.267830][ T2676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.267980][ T2676]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.268126][ T2676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.268280][ T2676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.268429][ T2676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.268578][ T2676]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.268729][ T2676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.268876][ T2676]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.269028][ T2676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.269191][ T2676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.269378][ T2676]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.269579][ T2676]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.269771][ T2676]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.269917][ T2676]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.270079][ T2676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.270334][ T2676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.270555][ T2676]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.270792][ T2676]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.271035][ T2676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.271276][ T2676]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.271512][ T2676]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.271732][ T2676]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.271881][ T2676]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.272034][ T2676]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.272183][ T2676]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.272364][ T2676]  ? move_addr_to_kernel (net/socket.c:258)
[   69.272512][ T2676]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.272657][ T2676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.272812][ T2676]  ___sys_sendmsg (net/socket.c:2752)
[   69.272954][ T2676]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.273142][ T2676]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.273303][ T2676]  __sys_sendmsg (net/socket.c:2784)
[   69.273449][ T2676]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.273595][ T2676]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.273780][ T2676]  ? 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)
[   69.273930][ T2676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.274084][ T2676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.274241][ T2676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.274392][ T2676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.274540][ T2676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.274722][ T2676] RIP: 0033:0x7fca42b0e08e
[   69.274875][ T2676] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.275417][ T2676] RSP: 002b:00007ffd2d425b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.275645][ T2676] RAX: ffffffffffffffda RBX: 00007ffd2d4262e8 RCX: 00007fca42b0e08e
[   69.275993][ T2676] RDX: 0000000000000000 RSI: 00007ffd2d425c00 RDI: 0000000000000005
[   69.276344][ T2676] RBP: 00007ffd2d425b60 R08: 0000000000000000 R09: 0000000000000000
[   69.276694][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.277045][ T2676] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2d4262c0
| [   69.279082][ T2676] ------------[ cut here ]------------
| [   69.279304][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2676
| [   69.279596][ T2676] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.280634][ T2676] Tainted: [W]=WARN
[   69.280749][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.280936][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.281132][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.281846][ T2676] RSP: 0018:ffa0000006bbefd0 EFLAGS: 00010286
[   69.282146][ T2676] RAX: 00000000ffffffa6 RBX: ff1100001012e1c0 RCX: 1ff4000000d77dc0
[   69.282438][ T2676] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001012e270
[   69.282676][ T2676] RBP: ff11000011272000 R08: 1fe2200002025c4f R09: ff1100000ceb2e80
[   69.282952][ T2676] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   69.283235][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011272e04
[   69.283492][ T2676] FS:  00007fca428d4840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.283750][ T2676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.283937][ T2676] CR2: 0000000021756a28 CR3: 0000000011f91006 CR4: 0000000000771ef0
[   69.284174][ T2676] PKRU: 55555554
[   69.284287][ T2676] Call Trace:
[   69.284398][ T2676]  <TASK>
[   69.284477][ T2676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.284628][ T2676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.284741][ T2676]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.284887][ T2676]  __dev_notify_flags (net/core/dev.c:9787)
[   69.285041][ T2676]  ? netif_change_name (net/core/dev.c:1495)
[   69.285196][ T2676]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   69.285344][ T2676]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   69.285497][ T2676]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   69.285647][ T2676] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   69.285798][ T2676]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   69.285947][ T2676] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   69.286110][ T2676]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   69.286338][ T2676]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   69.286500][ T2676]  ? nla_strscpy (lib/nlattr.c:795)
[   69.286648][ T2676]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   69.286794][ T2676]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.286946][ T2676]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.287179][ T2676]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.287334][ T2676]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.287485][ T2676]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.287630][ T2676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.287776][ T2676]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.287921][ T2676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.288071][ T2676]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.288220][ T2676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.288368][ T2676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.288514][ T2676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.288660][ T2676]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.288807][ T2676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.289006][ T2676]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.289195][ T2676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.289341][ T2676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.289485][ T2676]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.289631][ T2676]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.289847][ T2676]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.290050][ T2676]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.290203][ T2676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.290352][ T2676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.290499][ T2676]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.290645][ T2676]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.290790][ T2676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.291006][ T2676]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.291156][ T2676]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.291302][ T2676]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.291454][ T2676]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.291600][ T2676]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.291779][ T2676]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.292071][ T2676]  ? move_addr_to_kernel (net/socket.c:258)
[   69.292307][ T2676]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.292523][ T2676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.292670][ T2676]  ___sys_sendmsg (net/socket.c:2752)
[   69.292818][ T2676]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.293007][ T2676]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.293169][ T2676]  __sys_sendmsg (net/socket.c:2784)
[   69.293312][ T2676]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.293455][ T2676]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.293640][ T2676]  ? 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)
[   69.293784][ T2676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.293932][ T2676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.294082][ T2676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.294231][ T2676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.294374][ T2676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.294555][ T2676] RIP: 0033:0x7fca42b0e08e
[   69.294712][ T2676] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.295239][ T2676] RSP: 002b:00007ffd2d425b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.295462][ T2676] RAX: ffffffffffffffda RBX: 00007ffd2d4262e8 RCX: 00007fca42b0e08e
[   69.295679][ T2676] RDX: 0000000000000000 RSI: 00007ffd2d425c00 RDI: 0000000000000005
[   69.295897][ T2676] RBP: 00007ffd2d425b60 R08: 0000000000000000 R09: 0000000000000000
[   69.296120][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.296341][ T2676] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2d4262c0
| [   69.332194][ T2677] ------------[ cut here ]------------
| [   69.332467][ T2677] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2677
| [   69.332923][ T2677] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.334466][ T2677] Tainted: [W]=WARN
[   69.334633][ T2677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.334902][ T2677] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.335204][ T2677] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.335987][ T2677] RSP: 0018:ffa0000006bcf020 EFLAGS: 00010286
[   69.336269][ T2677] RAX: 00000000ffffffa6 RBX: ff1100000c6113c0 RCX: 1ff4000000d79dca
[   69.336593][ T2677] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611470
[   69.336916][ T2677] RBP: ff11000011272000 R08: 1fe22000018c228f R09: ff1100000ceb0b58
[   69.337258][ T2677] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   69.337585][ T2677] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   69.337916][ T2677] FS:  00007f93a33de840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   69.338309][ T2677] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.338577][ T2677] CR2: 00000000218ed988 CR3: 0000000004a1e002 CR4: 0000000000771ef0
[   69.338897][ T2677] PKRU: 55555554
[   69.339069][ T2677] Call Trace:
[   69.339235][ T2677]  <TASK>
[   69.339348][ T2677]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.339571][ T2677]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.339735][ T2677]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   69.339952][ T2677]  __dev_notify_flags (net/core/dev.c:9787)
[   69.340186][ T2677]  ? netif_change_name (net/core/dev.c:1495)
[   69.340402][ T2677]  ? __dev_change_flags (net/core/dev.c:9752)
[   69.340622][ T2677]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   69.340835][ T2677]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.341063][ T2677]  ? 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))
[   69.341287][ T2677]  netif_change_flags (net/core/dev.c:9820)
[   69.341503][ T2677]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   69.341716][ T2677]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   69.341938][ T2677]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.342172][ T2677]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.342444][ T2677]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.342660][ T2677]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.342878][ T2677]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.343097][ T2677]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.343311][ T2677]  ? __kernel_text_address (kernel/extable.c:79)
[   69.343526][ T2677]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.343751][ T2677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.343978][ T2677]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.344199][ T2677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.344417][ T2677]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.344635][ T2677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.344849][ T2677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.345073][ T2677]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.345291][ T2677]  ? __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)
[   69.345505][ T2677]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.345720][ T2677]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.345936][ T2677]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.346172][ T2677]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.346395][ T2677]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.346618][ T2677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.346836][ T2677]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.347062][ T2677]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.347277][ T2677]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.347492][ T2677]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.347718][ T2677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.347930][ T2677]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.348160][ T2677]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.348371][ T2677]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.348589][ T2677]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.348804][ T2677]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.349033][ T2677]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.349262][ T2677]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.349475][ T2677]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.349692][ T2677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.349903][ T2677]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.350130][ T2677]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.350348][ T2677]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.350570][ T2677]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.350795][ T2677]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.351017][ T2677]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.351238][ T2677]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.351450][ T2677]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.351671][ T2677]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.351890][ T2677]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.352140][ T2677]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.352365][ T2677]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.352596][ T2677]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.352817][ T2677]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.353052][ T2677]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.353338][ T2677]  ? move_addr_to_kernel (net/socket.c:258)
[   69.353559][ T2677]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.353773][ T2677]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.354013][ T2677]  ___sys_sendmsg (net/socket.c:2752)
[   69.354234][ T2677]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.354495][ T2677]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.354736][ T2677]  __sys_sendmsg (net/socket.c:2784)
[   69.354953][ T2677]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.355180][ T2677]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.355452][ T2677]  ? 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)
[   69.355669][ T2677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.355886][ T2677]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.356113][ T2677]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.356332][ T2677]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.356550][ T2677]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.356827][ T2677] RIP: 0033:0x7f93a361808e
[   69.357066][ T2677] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.357837][ T2677] RSP: 002b:00007ffc53070890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.358182][ T2677] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f93a361808e
[   69.358511][ T2677] RDX: 0000000000000000 RSI: 00007ffc53070940 RDI: 0000000000000005
[   69.358834][ T2677] RBP: 00007ffc530708a0 R08: 0000000000000000 R09: 0000000000000000
[   69.359174][ T2677] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb0
[   69.359526][ T2677] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc53071000
| [   69.410480][ T2680] ------------[ cut here ]------------
| [   69.410784][ T2680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/2680
| [   69.411283][ T2680] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.412292][ T2680] Tainted: [W]=WARN
[   69.412451][ T2680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.412822][ T2680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.413274][ T2680] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.414195][ T2680] RSP: 0018:ffa000000694f4e8 EFLAGS: 00010286
[   69.414471][ T2680] RAX: 00000000ffffffa6 RBX: ff1100000c6104c0 RCX: 1ff4000000d29e63
[   69.414800][ T2680] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610570
[   69.415282][ T2680] RBP: ff11000010482000 R08: 1fe22000018c20af R09: ff1100001249aea8
[   69.415606][ T2680] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   69.415927][ T2680] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   69.416425][ T2680] FS:  00007f24d05ed100(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   69.416812][ T2680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.417256][ T2680] CR2: 00000000004d6034 CR3: 000000001042e006 CR4: 0000000000771ef0
[   69.417578][ T2680] PKRU: 55555554
[   69.417736][ T2680] Call Trace:
[   69.417899][ T2680]  <TASK>
[   69.418163][ T2680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.418386][ T2680]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.418607][ T2680]  notifier_call_chain (kernel/notifier.c:85)
[   69.418832][ T2680]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   69.419159][ T2680]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   69.419381][ T2680]  ethnl_set_features (net/ethtool/features.c:288)
[   69.419598][ T2680]  ? nla_get_range_signed (lib/nlattr.c:270)
[   69.419812][ T2680]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   69.420047][ T2680]  ? __nla_validate_parse (lib/nlattr.c:635)
[   69.420272][ T2680]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   69.420544][ T2680]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   69.420763][ T2680]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   69.421053][ T2680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.421281][ T2680]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   69.421498][ T2680]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   69.421723][ T2680]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   69.421945][ T2680]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   69.422228][ T2680]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.422497][ T2680]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   69.422713][ T2680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.422937][ T2680]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   69.423171][ T2680]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.423384][ T2680]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   69.423600][ T2680]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.423821][ T2680]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   69.424050][ T2680]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   69.424277][ T2680]  genl_rcv (net/netlink/genetlink.c:1218)
[   69.424442][ T2680]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.424663][ T2680]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.424883][ T2680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.425363][ T2680]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.425592][ T2680]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.425815][ T2680]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.426043][ T2680]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.426269][ T2680]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   69.426489][ T2680]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   69.426736][ T2680]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   69.426957][ T2680]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   69.427241][ T2680]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   69.427455][ T2680]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   69.427672][ T2680]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.427889][ T2680]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.428117][ T2680]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.428339][ T2680]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.428616][ T2680] RIP: 0033:0x7f24d065e08e
[   69.428846][ T2680] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.429627][ T2680] RSP: 002b:00007ffe6abacef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   69.429955][ T2680] RAX: ffffffffffffffda RBX: 0000000003189010 RCX: 00007f24d065e08e
[   69.430295][ T2680] RDX: 000000000000005c RSI: 0000000003189120 RDI: 0000000000000005
[   69.430622][ T2680] RBP: 00007ffe6abacf00 R08: 00007f24d07ec980 R09: 000000000000000c
[   69.430946][ T2680] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000031890b0
[   69.431280][ T2680] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   69.493327][  T166] ------------[ cut here ]------------
| [   69.493559][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   69.493992][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.494765][  T166] Tainted: [W]=WARN
[   69.494892][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.495113][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.495338][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.495920][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   69.496130][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c5681c0 RCX: 1ff4000000108ebf
[   69.496369][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c568270
[   69.496597][  T166] RBP: ff11000010482000 R08: 1fe22000018ad04f R09: ff1100000cab2f20
[   69.496821][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   69.497061][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   69.497295][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.497565][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.497759][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   69.497994][  T166] PKRU: 55555554
[   69.498108][  T166] Call Trace:
[   69.498226][  T166]  <TASK>
[   69.498308][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.498463][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.498578][  T166]  netif_close_many (net/core/dev.c:1804)
[   69.498729][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.498883][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   69.499184][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.499341][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   69.499499][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   69.499691][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   69.499880][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.500043][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.500200][  T166]  ? __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)
[   69.500354][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.500508][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.500699][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   69.500878][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   69.501046][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.501206][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.501362][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   69.501518][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.501671][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   69.501831][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   69.501997][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   69.502158][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   69.502348][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   69.502535][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   69.502689][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   69.502851][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   69.503049][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.503217][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   69.503372][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.503522][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.503680][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.503798][  T166]  new_sync_write (fs/read_write.c:595)
[   69.503956][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.504117][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.504277][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.504428][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.504584][  T166]  vfs_write (fs/read_write.c:688)
[   69.504703][  T166]  ksys_write (fs/read_write.c:740)
[   69.504818][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.504975][  T166]  ? 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)
[   69.505128][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.505290][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.505451][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.505606][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.505761][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.505952][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.506117][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.506657][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.506888][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.507123][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.507358][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   69.507591][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   69.507824][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   69.515797][  T166] ------------[ cut here ]------------
| [   69.516108][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   69.516614][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.517821][  T166] Tainted: [W]=WARN
[   69.518037][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.518368][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.518709][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.519612][  T166] RSP: 0018:ffa00000008475d8 EFLAGS: 00010286
[   69.519925][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c5f7cc0 RCX: 1ff4000000108e81
[   69.520315][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f7d70
[   69.520690][  T166] RBP: ff11000011272000 R08: 1fe22000018befaf R09: ff1100000cab2ef8
[   69.521080][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   69.521460][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000847678
[   69.521842][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   69.522273][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.522559][  T166] CR2: 00007faf3b78e8f4 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   69.522936][  T166] PKRU: 55555554
[   69.523135][  T166] Call Trace:
[   69.523319][  T166]  <TASK>
[   69.523451][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.523697][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.523889][  T166]  netif_close_many (net/core/dev.c:1804)
[   69.524157][  T166]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   69.524466][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.524717][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   69.524966][  T166]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   69.525403][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   69.525710][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   69.525965][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.526293][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   69.526547][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   69.526861][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   69.527127][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   69.527383][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   69.527695][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.528031][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   69.528296][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   69.528549][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.528802][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.529062][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   69.529322][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.529571][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   69.529822][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   69.530094][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   69.530352][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   69.530662][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   69.530984][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   69.531241][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   69.531488][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   69.531804][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.532059][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   69.532314][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.532567][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.532817][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.533017][  T166]  new_sync_write (fs/read_write.c:595)
[   69.533276][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.533524][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.533776][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.534034][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.534294][  T166]  vfs_write (fs/read_write.c:688)
[   69.534484][  T166]  ksys_write (fs/read_write.c:740)
[   69.534674][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.534931][  T166]  ? 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)
[   69.535197][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.535449][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.535693][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.535946][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.536222][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.536535][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.536802][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.537707][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.538094][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.538475][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.538868][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   69.539272][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   69.539640][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   69.559813][  T166] ------------[ cut here ]------------
| [   69.560177][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   69.560826][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.562325][  T166] Tainted: [W]=WARN
[   69.562527][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.562827][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.563214][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.564093][  T166] RSP: 0018:ffa0000000847708 EFLAGS: 00010286
[   69.564422][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c5f6940 RCX: 1ff4000000108ea7
[   69.564774][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f69f0
[   69.565138][  T166] RBP: ff11000011272000 R08: 1fe22000018bed3f R09: ff1100000cab2ef8
[   69.565497][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   69.565857][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.566222][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   69.566636][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.566932][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   69.567305][  T166] PKRU: 55555554
[   69.567487][  T166] Call Trace:
[   69.567669][  T166]  <TASK>
[   69.567793][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   69.568111][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.568416][  T166]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   69.568665][  T166] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   69.568966][  T166]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   69.569226][  T166]  notifier_call_chain (kernel/notifier.c:85)
[   69.569470][  T166]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   69.569775][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.570072][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   69.570311][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   69.570547][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.570788][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.571037][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   69.571275][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.571513][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   69.571753][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   69.572000][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   69.572237][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   69.572523][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   69.572807][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   69.573052][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   69.573284][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   69.573570][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.573804][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   69.574044][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.574280][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.574511][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.574692][  T166]  new_sync_write (fs/read_write.c:595)
[   69.574918][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.575149][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.575375][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.575594][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.575824][  T166]  vfs_write (fs/read_write.c:688)
[   69.576005][  T166]  ksys_write (fs/read_write.c:740)
[   69.576178][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.576410][  T166]  ? 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)
[   69.576634][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.576860][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.577093][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.577318][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.577543][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.577820][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.578071][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.578893][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.579266][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.579619][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.579985][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   69.580341][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   69.580695][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   69.586312][  T166] ------------[ cut here ]------------
| [   69.586545][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   69.587000][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.588005][  T166] Tainted: [W]=WARN
[   69.588179][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.588464][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.588760][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.589719][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   69.590193][  T166] RAX: 00000000ffffffa6 RBX: ff1100000ceee4c0 RCX: 1ff4000000108eef
[   69.590615][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee570
[   69.590943][  T166] RBP: ff11000010482000 R08: 1fe22000019ddcaf R09: ff1100000cab2ef8
[   69.591385][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   69.591723][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.592166][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   69.592678][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.593096][  T166] CR2: 0000561b0775d620 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   69.593441][  T166] PKRU: 55555554
[   69.593612][  T166] Call Trace:
[   69.593783][  T166]  <TASK>
[   69.593903][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   69.594314][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.594597][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   69.594823][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   69.595163][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.595393][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.595623][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   69.595850][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.596188][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   69.596425][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   69.596661][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   69.596886][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   69.597270][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   69.597550][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   69.597774][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   69.598108][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   69.598403][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.598628][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   69.598869][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.599199][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.599426][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.599596][  T166]  new_sync_write (fs/read_write.c:595)
[   69.599824][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.600148][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.600382][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.600625][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.600862][  T166]  vfs_write (fs/read_write.c:688)
[   69.601139][  T166]  ksys_write (fs/read_write.c:740)
[   69.601314][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.601552][  T166]  ? 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)
[   69.601776][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.602117][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.602343][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.602562][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.602807][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.603187][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.603435][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.604299][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.604645][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.605081][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.605428][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   69.605747][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   69.606184][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   69.682540][  T166] ------------[ cut here ]------------
| [   69.682903][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   69.683306][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.684224][  T166] Tainted: [W]=WARN
[   69.684358][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.684610][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.684853][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.685539][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   69.685771][  T166] RAX: 00000000ffffffa6 RBX: ff11000011bfedc0 RCX: 1ff4000000108e65
[   69.686064][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfee70
[   69.686345][  T166] RBP: ff1100000f362000 R08: 1fe220000237fdcf R09: ff1100000cab2f48
[   69.686615][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   69.686914][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f362000
[   69.687212][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.687536][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.687764][  T166] CR2: 0000561b21f29000 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   69.688052][  T166] PKRU: 55555554
[   69.688195][  T166] Call Trace:
[   69.688334][  T166]  <TASK>
[   69.688429][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.688611][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.688748][  T166]  register_netdevice (net/core/dev.c:11488)
[   69.688931][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   69.689167][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   69.689350][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   69.689573][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   69.689750][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   69.690028][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   69.690211][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   69.690428][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   69.690600][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   69.690730][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   69.690904][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   69.691129][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   69.691322][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   69.691500][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   69.691671][  T166]  really_probe (drivers/base/dd.c:709)
[   69.691846][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   69.692023][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   69.692201][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   69.692378][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   69.692552][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   69.692726][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   69.692902][  T166]  __device_attach (drivers/base/dd.c:1101)
[   69.693077][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   69.693254][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   69.693469][  T166]  ? 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)
[   69.693642][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   69.693815][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   69.694010][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   69.694193][  T166]  device_add (drivers/base/core.c:3706)
[   69.694367][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   69.694586][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   69.694787][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   69.694974][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   69.695215][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.695390][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   69.695607][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   69.695810][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.695990][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.696165][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.696340][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.696468][  T166]  new_sync_write (fs/read_write.c:595)
[   69.696643][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.696818][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.696995][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.697205][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.697382][  T166]  vfs_write (fs/read_write.c:688)
[   69.697537][  T166]  ksys_write (fs/read_write.c:740)
[   69.697670][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.697843][  T166]  ? 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)
[   69.698023][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.698204][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.698381][  T166]  ? irq_exit_rcu (kernel/softirq.c:754)
[   69.698558][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.698773][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.698953][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.699574][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.699852][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.700115][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.700383][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   69.700646][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   69.700928][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   69.706860][  T166] ------------[ cut here ]------------
| [   69.707232][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   69.707769][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.708748][  T166] Tainted: [W]=WARN
[   69.708899][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.709197][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.709458][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.710218][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   69.710482][  T166] RAX: 00000000ffffffa6 RBX: ff1100000f266ac0 RCX: 1ff4000000108eef
[   69.710798][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f266b70
[   69.711117][  T166] RBP: ff1100000f362000 R08: 1fe2200001e4cd6f R09: ff1100000cab2ef8
[   69.711451][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   69.711778][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.712114][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   69.712489][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.712764][  T166] CR2: 0000561b21f29000 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   69.713090][  T166] PKRU: 55555554
[   69.713247][  T166] Call Trace:
[   69.713413][  T166]  <TASK>
[   69.713524][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   69.713805][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   69.714070][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   69.714293][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   69.714500][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.714717][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   69.714930][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   69.715161][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.715383][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   69.715607][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   69.715829][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   69.716069][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   69.716371][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   69.716655][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   69.716871][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   69.717105][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   69.717412][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.717633][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   69.717855][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.718050][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.718245][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.718354][  T166]  new_sync_write (fs/read_write.c:595)
[   69.718499][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.718644][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.718789][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.718930][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.719160][  T166]  vfs_write (fs/read_write.c:688)
[   69.719305][  T166]  ksys_write (fs/read_write.c:740)
[   69.719447][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.719631][  T166]  ? 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)
[   69.719817][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.720016][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.720209][  T166]  ? irq_exit_rcu (kernel/softirq.c:754)
[   69.720398][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.720642][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.720841][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.721515][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.721797][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.722064][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.722303][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   69.722610][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   69.722905][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   69.776835][  T166] ------------[ cut here ]------------
| [   69.777305][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   69.777845][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   69.779253][  T166] Tainted: [W]=WARN
[   69.779585][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.780000][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.780370][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.781273][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   69.781631][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c498ac0 RCX: 1ff4000000108ed1
[   69.782054][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498b70
[   69.782470][  T166] RBP: ff1100000be7a000 R08: 1fe220000189316f R09: ff1100000cab2ef8
[   69.782882][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   69.783312][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7a000
[   69.783722][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   69.784333][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.784727][  T166] CR2: 00007f581c5373c0 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   69.785177][  T166] PKRU: 55555554
[   69.785442][  T166] Call Trace:
[   69.785702][  T166]  <TASK>
[   69.785909][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.786263][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.786557][  T166]  register_netdevice (net/core/dev.c:11488)
[   69.786857][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   69.787231][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   69.787539][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   69.787883][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   69.788203][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   69.788562][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   69.788948][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.789274][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   69.789607][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   69.789990][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   69.790302][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   69.790662][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   69.790962][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   69.791294][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   69.791593][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   69.791871][  T166]  new_sync_write (fs/read_write.c:595)
[   69.792209][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.792546][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   69.792847][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.793169][  T166]  ? ksys_write (fs/read_write.c:740)
[   69.793471][  T166]  vfs_write (fs/read_write.c:688)
[   69.793740][  T166]  ksys_write (fs/read_write.c:740)
[   69.793995][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   69.794302][  T166]  ? 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)
[   69.794595][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.794893][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.795212][  T166]  ? irq_exit_rcu (kernel/softirq.c:754)
[   69.795508][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.795861][  T166] RIP: 0033:0x7fd8e6c0c08e
[   69.796188][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   69.797119][  T166] RSP: 002b:00007ffe866f5810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   69.797548][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   69.797985][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   69.798410][  T166] RBP: 00007ffe866f5820 R08: 0000000000000000 R09: 0000000000000000
[   69.798819][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   69.799257][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   70.103692][ T2693] ------------[ cut here ]------------
| [   70.104135][ T2693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2693
| [   70.104701][ T2693] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.105743][ T2693] Tainted: [W]=WARN
[   70.105966][ T2693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.106340][ T2693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.106573][ T2693] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.107122][ T2693] RSP: 0018:ffa0000006a7f020 EFLAGS: 00010286
[   70.107437][ T2693] RAX: 00000000ffffffa6 RBX: ff110000107eac40 RCX: 1ff4000000d4fdca
[   70.107801][ T2693] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eacf0
[   70.108150][ T2693] RBP: ff1100000be7a000 R08: 1fe22000020fd59f R09: ff1100000bde0b80
[   70.108478][ T2693] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   70.108843][ T2693] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.109223][ T2693] FS:  00007f2a17611840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   70.109605][ T2693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.109827][ T2693] CR2: 00007f2a178e11a0 CR3: 0000000009360006 CR4: 0000000000771ef0
[   70.110169][ T2693] PKRU: 55555554
[   70.110380][ T2693] Call Trace:
[   70.110535][ T2693]  <TASK>
[   70.110656][ T2693]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.110850][ T2693]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.111018][ T2693]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.111217][ T2693]  __dev_notify_flags (net/core/dev.c:9787)
[   70.111409][ T2693]  ? netif_change_name (net/core/dev.c:1495)
[   70.111658][ T2693]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.111850][ T2693]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.112054][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.112256][ T2693]  ? 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))
[   70.112446][ T2693]  netif_change_flags (net/core/dev.c:9820)
[   70.112637][ T2693]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.112854][ T2693]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.113133][ T2693]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.113458][ T2693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.113725][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.113946][ T2693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.114169][ T2693]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.114431][ T2693]  ? __kernel_text_address (kernel/extable.c:79)
[   70.114621][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.114808][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.115008][ T2693]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.115266][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.115461][ T2693]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.115646][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.115829][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.116029][ T2693]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.116224][ T2693]  ? __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)
[   70.116419][ T2693]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.116665][ T2693]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.116856][ T2693]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.117060][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.117257][ T2693]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.117444][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.117676][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.117937][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.118222][ T2693]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.118463][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.118654][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.118840][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.119041][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.119237][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.119425][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.119614][ T2693]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.119804][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.120085][ T2693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.120360][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.120623][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.120884][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.121096][ T2693]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.121292][ T2693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.121481][ T2693]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.121671][ T2693]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.121856][ T2693]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.122059][ T2693]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.122255][ T2693]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.122444][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.122637][ T2693]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.122824][ T2693]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.123027][ T2693]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.123226][ T2693]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.123414][ T2693]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.123611][ T2693]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.123887][ T2693]  ? move_addr_to_kernel (net/socket.c:258)
[   70.124092][ T2693]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.124286][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.124475][ T2693]  ___sys_sendmsg (net/socket.c:2752)
[   70.124660][ T2693]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.124880][ T2693]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.125091][ T2693]  __sys_sendmsg (net/socket.c:2784)
[   70.125290][ T2693]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.125470][ T2693]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.125693][ T2693]  ? 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)
[   70.125880][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.126080][ T2693]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.126272][ T2693]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.126457][ T2693]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.126642][ T2693]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.126858][ T2693] RIP: 0033:0x7f2a1784b08e
[   70.127083][ T2693] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.127622][ T2693] RSP: 002b:00007ffdb8fa83f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.127881][ T2693] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2a1784b08e
[   70.128147][ T2693] RDX: 0000000000000000 RSI: 00007ffdb8fa84a0 RDI: 0000000000000005
[   70.128408][ T2693] RBP: 00007ffdb8fa8400 R08: 0000000000000000 R09: 0000000000000000
[   70.128667][ T2693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.128921][ T2693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb8fa8b60
| [   70.200631][ T2695] ------------[ cut here ]------------
| [   70.200902][ T2695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2695
| [   70.202093][ T2695] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.203166][ T2695] Tainted: [W]=WARN
[   70.203371][ T2695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.203695][ T2695] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.204022][ T2695] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.204856][ T2695] RSP: 0018:ffa0000006c4ef70 EFLAGS: 00010286
[   70.205151][ T2695] RAX: 00000000ffffffa6 RBX: ff1100000c8d2640 RCX: 1ff4000000d89db4
[   70.205492][ T2695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d26f0
[   70.205845][ T2695] RBP: ff1100000be7a000 R08: 1fe220000191a4df R09: ff1100000c842e80
[   70.206215][ T2695] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   70.206551][ T2695] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   70.206904][ T2695] FS:  00007fd78953f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   70.207321][ T2695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.207611][ T2695] CR2: 00007fd789738460 CR3: 0000000004f60001 CR4: 0000000000771ef0
[   70.207947][ T2695] PKRU: 55555554
[   70.208120][ T2695] Call Trace:
[   70.208294][ T2695]  <TASK>
[   70.208418][ T2695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.208655][ T2695]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.208882][ T2695]  notifier_call_chain (kernel/notifier.c:85)
[   70.209118][ T2695]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   70.209425][ T2695]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.209651][ T2695]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   70.209879][ T2695]  netdev_upper_dev_link (net/core/dev.c:8972)
[   70.210107][ T2695]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   70.210340][ T2695] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   70.210577][ T2695]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   70.210812][ T2695] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   70.211052][ T2695]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   70.211296][ T2695]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   70.211526][ T2695]  ? nla_strscpy (lib/nlattr.c:795)
[   70.211760][ T2695]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   70.211999][ T2695]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.212224][ T2695]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.212453][ T2695]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.212694][ T2695]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.212951][ T2695]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.213198][ T2695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.213427][ T2695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.213659][ T2695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.213884][ T2695]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.214114][ T2695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.214531][ T2695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.214763][ T2695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.214998][ T2695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.215573][ T2695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.215800][ T2695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.216032][ T2695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.216267][ T2695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.216494][ T2695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.217061][ T2695]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.217292][ T2695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.217522][ T2695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.217757][ T2695]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.218165][ T2695]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.218399][ T2695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.218794][ T2695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.219026][ T2695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.219430][ T2695]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.219662][ T2695]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.219891][ T2695]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.220134][ T2695]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.220369][ T2695]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.220611][ T2695]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.221418][ T2695]  ? move_addr_to_kernel (net/socket.c:258)
[   70.221655][ T2695]  ___sys_sendmsg (net/socket.c:2752)
[   70.221880][ T2695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.222116][ T2695]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.222367][ T2695]  ? 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))
[   70.222599][ T2695]  __sys_sendmsg (net/socket.c:2784)
[   70.222831][ T2695]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.223242][ T2695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.223473][ T2695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.223700][ T2695]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.224094][ T2695]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.224318][ T2695]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.224539][ T2695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.224813][ T2695] RIP: 0033:0x7fd78977908e
[   70.225050][ T2695] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.225833][ T2695] RSP: 002b:00007ffd1efdca80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.226185][ T2695] RAX: ffffffffffffffda RBX: 00007ffd1efdd220 RCX: 00007fd78977908e
[   70.226670][ T2695] RDX: 0000000000000000 RSI: 00007ffd1efdcb30 RDI: 0000000000000005
[   70.227002][ T2695] RBP: 00007ffd1efdca90 R08: 0000000000000000 R09: 0000000000000000
[   70.227343][ T2695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.227669][ T2695] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1efdd1f8
| [   70.231208][ T2695] ------------[ cut here ]------------
| [   70.231417][ T2695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2695
| [   70.231837][ T2695] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.232743][ T2695] Tainted: [W]=WARN
[   70.232926][ T2695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.233198][ T2695] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.233482][ T2695] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.234244][ T2695] RSP: 0018:ffa0000006c4efd0 EFLAGS: 00010286
[   70.234834][ T2695] RAX: 00000000ffffffa6 RBX: ff1100000c8d27c0 RCX: 1ff4000000d89dc0
[   70.235170][ T2695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2870
[   70.235488][ T2695] RBP: ff1100001162a000 R08: 1fe220000191a50f R09: ff1100000c842e80
[   70.235813][ T2695] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   70.236141][ T2695] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001162ae04
[   70.236476][ T2695] FS:  00007fd78953f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   70.236859][ T2695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.237145][ T2695] CR2: 00007fd789738460 CR3: 0000000004f60001 CR4: 0000000000771ef0
[   70.237645][ T2695] PKRU: 55555554
[   70.237812][ T2695] Call Trace:
[   70.237990][ T2695]  <TASK>
[   70.238119][ T2695]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.238357][ T2695]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.238519][ T2695]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.238738][ T2695]  __dev_notify_flags (net/core/dev.c:9787)
[   70.238956][ T2695]  ? netif_change_name (net/core/dev.c:1495)
[   70.239352][ T2695]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   70.239588][ T2695]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   70.239815][ T2695]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   70.240225][ T2695] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   70.240462][ T2695]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   70.240708][ T2695] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   70.240943][ T2695]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   70.241210][ T2695]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   70.241440][ T2695]  ? nla_strscpy (lib/nlattr.c:795)
[   70.241672][ T2695]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   70.241905][ T2695]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.242143][ T2695]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.242419][ T2695]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.242662][ T2695]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.242900][ T2695]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.243139][ T2695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.243373][ T2695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.243602][ T2695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.243827][ T2695]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.244064][ T2695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.244309][ T2695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.244711][ T2695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.244936][ T2695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.245172][ T2695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.245567][ T2695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.245792][ T2695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.246036][ T2695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.246270][ T2695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.246500][ T2695]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.246725][ T2695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.246957][ T2695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.247371][ T2695]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.247601][ T2695]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.247834][ T2695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.248240][ T2695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.248475][ T2695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.248881][ T2695]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.249292][ T2695]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.249529][ T2695]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.249934][ T2695]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.250176][ T2695]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.250404][ T2695]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.250858][ T2695]  ? move_addr_to_kernel (net/socket.c:258)
[   70.251104][ T2695]  ___sys_sendmsg (net/socket.c:2752)
[   70.251333][ T2695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.251556][ T2695]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.251793][ T2695]  ? 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))
[   70.252197][ T2695]  __sys_sendmsg (net/socket.c:2784)
[   70.252573][ T2695]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.252804][ T2695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.253035][ T2695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.253272][ T2695]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.253501][ T2695]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.253728][ T2695]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.253957][ T2695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.254251][ T2695] RIP: 0033:0x7fd78977908e
[   70.254489][ T2695] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.255492][ T2695] RSP: 002b:00007ffd1efdca80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.256016][ T2695] RAX: ffffffffffffffda RBX: 00007ffd1efdd220 RCX: 00007fd78977908e
[   70.256359][ T2695] RDX: 0000000000000000 RSI: 00007ffd1efdcb30 RDI: 0000000000000005
[   70.256869][ T2695] RBP: 00007ffd1efdca90 R08: 0000000000000000 R09: 0000000000000000
[   70.257400][ T2695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.257745][ T2695] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1efdd1f8
| [   70.298491][ T2696] ------------[ cut here ]------------
| [   70.298691][ T2696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2696
| [   70.298990][ T2696] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.299556][ T2696] Tainted: [W]=WARN
[   70.299660][ T2696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.299859][ T2696] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.300050][ T2696] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.300536][ T2696] RSP: 0018:ffa0000006c5f020 EFLAGS: 00010286
[   70.300711][ T2696] RAX: 00000000ffffffa6 RBX: ff1100000c4987c0 RCX: 1ff4000000d8bdca
[   70.300917][ T2696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498870
[   70.301128][ T2696] RBP: ff1100001162a000 R08: 1fe220000189310f R09: ff11000012420b58
[   70.301337][ T2696] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   70.301537][ T2696] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.301773][ T2696] FS:  00007f6df73b3840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   70.302017][ T2696] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.302193][ T2696] CR2: 000000001ec44988 CR3: 0000000012442005 CR4: 0000000000771ef0
[   70.302397][ T2696] PKRU: 55555554
[   70.302504][ T2696] Call Trace:
[   70.302606][ T2696]  <TASK>
[   70.302677][ T2696]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.302816][ T2696]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.302919][ T2696]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.303061][ T2696]  __dev_notify_flags (net/core/dev.c:9787)
[   70.303202][ T2696]  ? netif_change_name (net/core/dev.c:1495)
[   70.303335][ T2696]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.303472][ T2696]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.303608][ T2696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.303743][ T2696]  ? 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))
[   70.303883][ T2696]  netif_change_flags (net/core/dev.c:9820)
[   70.304021][ T2696]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.304159][ T2696]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.304294][ T2696]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.304429][ T2696]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.304599][ T2696]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.304735][ T2696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.304869][ T2696]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.305008][ T2696]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.305143][ T2696]  ? __kernel_text_address (kernel/extable.c:79)
[   70.305288][ T2696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.305425][ T2696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.305558][ T2696]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.305692][ T2696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.305827][ T2696]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.305961][ T2696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.306101][ T2696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.306237][ T2696]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.306370][ T2696]  ? __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)
[   70.306504][ T2696]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.306638][ T2696]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.306777][ T2696]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.306914][ T2696]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.307055][ T2696]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.307196][ T2696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.307329][ T2696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.307466][ T2696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.307602][ T2696]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.307738][ T2696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.307875][ T2696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.308014][ T2696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.308148][ T2696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.308286][ T2696]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.308421][ T2696]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.308556][ T2696]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.308695][ T2696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.308833][ T2696]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.308998][ T2696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.309138][ T2696]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.309306][ T2696]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.309447][ T2696]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.309584][ T2696]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.309720][ T2696]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.309860][ T2696]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.310002][ T2696]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.310140][ T2696]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.310281][ T2696]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.310417][ T2696]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.310555][ T2696]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.310696][ T2696]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.310835][ T2696]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.310980][ T2696]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.311115][ T2696]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.311254][ T2696]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.311422][ T2696]  ? move_addr_to_kernel (net/socket.c:258)
[   70.311562][ T2696]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.311726][ T2696]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.311868][ T2696]  ___sys_sendmsg (net/socket.c:2752)
[   70.312012][ T2696]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.312188][ T2696]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.312337][ T2696]  __sys_sendmsg (net/socket.c:2784)
[   70.312473][ T2696]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.312612][ T2696]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.312782][ T2696]  ? 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)
[   70.312918][ T2696]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.313085][ T2696]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.313226][ T2696]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.313361][ T2696]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.313497][ T2696]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.313668][ T2696] RIP: 0033:0x7f6df75ed08e
[   70.313812][ T2696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.314330][ T2696] RSP: 002b:00007ffd176d0480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.314538][ T2696] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6df75ed08e
[   70.314741][ T2696] RDX: 0000000000000000 RSI: 00007ffd176d0530 RDI: 0000000000000005
[   70.314942][ T2696] RBP: 00007ffd176d0490 R08: 0000000000000000 R09: 0000000000000000
[   70.315164][ T2696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.315371][ T2696] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd176d0bf0
| [   70.405248][ T2701] ------------[ cut here ]------------
| [   70.405444][ T2701] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2701
| [   70.405750][ T2701] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.406516][ T2701] Tainted: [W]=WARN
[   70.406630][ T2701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.406812][ T2701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.407017][ T2701] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.407558][ T2701] RSP: 0018:ffa0000006c8ef70 EFLAGS: 00010286
[   70.407747][ T2701] RAX: 00000000ffffffa6 RBX: ff1100000c611240 RCX: 1ff4000000d91db4
[   70.407964][ T2701] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6112f0
[   70.408192][ T2701] RBP: ff1100000be7a000 R08: 1fe22000018c225f R09: ff1100000c6b2e80
[   70.408408][ T2701] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   70.408640][ T2701] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.408937][ T2701] FS:  00007f107ec6e840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   70.409311][ T2701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.409499][ T2701] CR2: 000000003a4bea28 CR3: 0000000012254004 CR4: 0000000000771ef0
[   70.409718][ T2701] PKRU: 55555554
[   70.409827][ T2701] Call Trace:
[   70.409937][ T2701]  <TASK>
[   70.410018][ T2701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.410190][ T2701]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.410347][ T2701]  notifier_call_chain (kernel/notifier.c:85)
[   70.410500][ T2701]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   70.410650][ T2701]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.410802][ T2701]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   70.410948][ T2701]  netdev_upper_dev_link (net/core/dev.c:8972)
[   70.411098][ T2701]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   70.411247][ T2701] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   70.411400][ T2701]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   70.411551][ T2701] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   70.411758][ T2701]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   70.411928][ T2701]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   70.412086][ T2701]  ? nla_strscpy (lib/nlattr.c:795)
[   70.412253][ T2701]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   70.412399][ T2701]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.412543][ T2701]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.412688][ T2701]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.412837][ T2701]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.412990][ T2701]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.413135][ T2701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.413288][ T2701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.413431][ T2701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.413572][ T2701]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.413727][ T2701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.413959][ T2701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.414203][ T2701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.414431][ T2701]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.414639][ T2701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.414782][ T2701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.414924][ T2701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.415075][ T2701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.415223][ T2701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.415366][ T2701]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.415528][ T2701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.415670][ T2701]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.415819][ T2701]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.415962][ T2701]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.416115][ T2701]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.416264][ T2701]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.416409][ T2701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.416555][ T2701]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.416715][ T2701]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.416862][ T2701]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.417020][ T2701]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.417174][ T2701]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.417318][ T2701]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.417494][ T2701]  ? move_addr_to_kernel (net/socket.c:258)
[   70.417649][ T2701]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.417795][ T2701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.417943][ T2701]  ___sys_sendmsg (net/socket.c:2752)
[   70.418095][ T2701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.418304][ T2701]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.418472][ T2701]  __sys_sendmsg (net/socket.c:2784)
[   70.418622][ T2701]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.418764][ T2701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.418945][ T2701]  ? 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)
[   70.419092][ T2701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.419242][ T2701]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.419387][ T2701]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.419550][ T2701]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.419764][ T2701]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.419962][ T2701] RIP: 0033:0x7f107eea808e
[   70.420122][ T2701] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.420641][ T2701] RSP: 002b:00007ffc8b824cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.420881][ T2701] RAX: ffffffffffffffda RBX: 00007ffc8b825488 RCX: 00007f107eea808e
[   70.421106][ T2701] RDX: 0000000000000000 RSI: 00007ffc8b824da0 RDI: 0000000000000005
[   70.421515][ T2701] RBP: 00007ffc8b824d00 R08: 0000000000000000 R09: 0000000000000000
[   70.421733][ T2701] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.421950][ T2701] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8b825460
| [   70.423703][ T2701] ------------[ cut here ]------------
| [   70.423901][ T2701] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2701
| [   70.424246][ T2701] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.424871][ T2701] Tainted: [W]=WARN
[   70.425057][ T2701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.425250][ T2701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.425441][ T2701] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.426031][ T2701] RSP: 0018:ffa0000006c8efd0 EFLAGS: 00010286
[   70.426221][ T2701] RAX: 00000000ffffffa6 RBX: ff1100000c610940 RCX: 1ff4000000d91dc0
[   70.426438][ T2701] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6109f0
[   70.426654][ T2701] RBP: ff1100001071a000 R08: 1fe22000018c213f R09: ff1100000c6b2e80
[   70.426873][ T2701] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   70.427095][ T2701] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071ae04
[   70.427346][ T2701] FS:  00007f107ec6e840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   70.427603][ T2701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.427786][ T2701] CR2: 000000003a4bea28 CR3: 0000000012254004 CR4: 0000000000771ef0
[   70.428098][ T2701] PKRU: 55555554
[   70.428250][ T2701] Call Trace:
[   70.428360][ T2701]  <TASK>
[   70.428452][ T2701]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.428603][ T2701]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.428715][ T2701]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.428859][ T2701]  __dev_notify_flags (net/core/dev.c:9787)
[   70.429010][ T2701]  ? netif_change_name (net/core/dev.c:1495)
[   70.429160][ T2701]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   70.429307][ T2701]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   70.429452][ T2701]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   70.429597][ T2701] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   70.429747][ T2701]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   70.429896][ T2701] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   70.430048][ T2701]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   70.430211][ T2701]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   70.430358][ T2701]  ? nla_strscpy (lib/nlattr.c:795)
[   70.430505][ T2701]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   70.430666][ T2701]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.430812][ T2701]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.430984][ T2701]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.431170][ T2701]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.431327][ T2701]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.431477][ T2701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.431622][ T2701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.431766][ T2701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.431909][ T2701]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.432056][ T2701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.432210][ T2701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.432357][ T2701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.432501][ T2701]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.432648][ T2701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.432791][ T2701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.432947][ T2701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.433119][ T2701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.433273][ T2701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.433420][ T2701]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.433563][ T2701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.433714][ T2701]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.433864][ T2701]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.434015][ T2701]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.434166][ T2701]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.434337][ T2701]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.434480][ T2701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.434638][ T2701]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.434785][ T2701]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.434930][ T2701]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.435088][ T2701]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.435243][ T2701]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.435409][ T2701]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.435591][ T2701]  ? move_addr_to_kernel (net/socket.c:258)
[   70.435738][ T2701]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.435881][ T2701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.436032][ T2701]  ___sys_sendmsg (net/socket.c:2752)
[   70.436229][ T2701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.436416][ T2701]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.436578][ T2701]  __sys_sendmsg (net/socket.c:2784)
[   70.436727][ T2701]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.436915][ T2701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.437209][ T2701]  ? 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)
[   70.437450][ T2701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.437671][ T2701]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.437839][ T2701]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.438000][ T2701]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.438146][ T2701]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.438345][ T2701] RIP: 0033:0x7f107eea808e
[   70.438500][ T2701] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.439035][ T2701] RSP: 002b:00007ffc8b824cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.439260][ T2701] RAX: ffffffffffffffda RBX: 00007ffc8b825488 RCX: 00007f107eea808e
[   70.439481][ T2701] RDX: 0000000000000000 RSI: 00007ffc8b824da0 RDI: 0000000000000005
[   70.439697][ T2701] RBP: 00007ffc8b824d00 R08: 0000000000000000 R09: 0000000000000000
[   70.439946][ T2701] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.440177][ T2701] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8b825460
| [   70.471947][ T2703] ------------[ cut here ]------------
| [   70.472354][ T2703] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2703
| [   70.472754][ T2703] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.473681][ T2703] Tainted: [W]=WARN
[   70.473836][ T2703] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.474936][ T2703] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.475406][ T2703] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.476285][ T2703] RSP: 0018:ffa0000006c8f020 EFLAGS: 00010286
[   70.476541][ T2703] RAX: 00000000ffffffa6 RBX: ff11000005e46f40 RCX: 1ff4000000d91dca
[   70.476831][ T2703] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46ff0
[   70.477261][ T2703] RBP: ff1100001071a000 R08: 1fe2200000bc8dff R09: ff1100000cd08b58
[   70.477556][ T2703] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   70.477848][ T2703] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.478295][ T2703] FS:  00007f3567b03840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   70.478653][ T2703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.478902][ T2703] CR2: 000000002e2d5988 CR3: 0000000011dc7006 CR4: 0000000000771ef0
[   70.479328][ T2703] PKRU: 55555554
[   70.479480][ T2703] Call Trace:
[   70.479628][ T2703]  <TASK>
[   70.479732][ T2703]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.479937][ T2703]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.480206][ T2703]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.480407][ T2703]  __dev_notify_flags (net/core/dev.c:9787)
[   70.480601][ T2703]  ? netif_change_name (net/core/dev.c:1495)
[   70.480797][ T2703]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.481082][ T2703]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.481365][ T2703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.481561][ T2703]  ? 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))
[   70.481756][ T2703]  netif_change_flags (net/core/dev.c:9820)
[   70.481948][ T2703]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.482237][ T2703]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.482433][ T2703]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.482627][ T2703]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.482873][ T2703]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.483158][ T2703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.483351][ T2703]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.483541][ T2703]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.483734][ T2703]  ? __kernel_text_address (kernel/extable.c:79)
[   70.483928][ T2703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.484192][ T2703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.484383][ T2703]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.484575][ T2703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.484765][ T2703]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.484964][ T2703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.485174][ T2703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.485373][ T2703]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.485568][ T2703]  ? __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)
[   70.485762][ T2703]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.485953][ T2703]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.486154][ T2703]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.486358][ T2703]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.486555][ T2703]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.486748][ T2703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.486938][ T2703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.487144][ T2703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.487341][ T2703]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.487535][ T2703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.487735][ T2703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.487925][ T2703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.488153][ T2703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.488356][ T2703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.488551][ T2703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.488745][ T2703]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.488941][ T2703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.489146][ T2703]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.489346][ T2703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.489570][ T2703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.489767][ T2703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.489959][ T2703]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.490160][ T2703]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.490350][ T2703]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.490543][ T2703]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.490735][ T2703]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.490929][ T2703]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.491130][ T2703]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.491325][ T2703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.491521][ T2703]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.491717][ T2703]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.491913][ T2703]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.492119][ T2703]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.492320][ T2703]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.492513][ T2703]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.492752][ T2703]  ? move_addr_to_kernel (net/socket.c:258)
[   70.492943][ T2703]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.493142][ T2703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.493338][ T2703]  ___sys_sendmsg (net/socket.c:2752)
[   70.493525][ T2703]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.493761][ T2703]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.493981][ T2703]  __sys_sendmsg (net/socket.c:2784)
[   70.494176][ T2703]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.494367][ T2703]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.494610][ T2703]  ? 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)
[   70.494801][ T2703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.495008][ T2703]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.495204][ T2703]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.495395][ T2703]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.495584][ T2703]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.495819][ T2703] RIP: 0033:0x7f3567d3d08e
[   70.496042][ T2703] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.496725][ T2703] RSP: 002b:00007ffd2be71ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.497026][ T2703] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3567d3d08e
[   70.497317][ T2703] RDX: 0000000000000000 RSI: 00007ffd2be71f80 RDI: 0000000000000005
[   70.497599][ T2703] RBP: 00007ffd2be71ee0 R08: 0000000000000000 R09: 0000000000000000
[   70.497887][ T2703] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.498242][ T2703] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2be72640
| [   70.607533][ T2711] ------------[ cut here ]------------
| [   70.607720][ T2711] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2711
| [   70.608036][ T2711] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.608643][ T2711] Tainted: [W]=WARN
[   70.608757][ T2711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.608938][ T2711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.609126][ T2711] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.609645][ T2711] RSP: 0018:ffa0000006cef020 EFLAGS: 00010286
[   70.609827][ T2711] RAX: 00000000ffffffa6 RBX: ff1100000c5f7540 RCX: 1ff4000000d9ddca
[   70.610051][ T2711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f75f0
[   70.610270][ T2711] RBP: ff1100000be7a000 R08: 1fe22000018beebf R09: ff11000011d3ae80
[   70.610482][ T2711] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   70.610688][ T2711] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.610897][ T2711] FS:  00007f7773ffd840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   70.611626][ T2711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.611883][ T2711] CR2: 000000001cee5988 CR3: 000000000dbfc002 CR4: 0000000000771ef0
[   70.612100][ T2711] PKRU: 55555554
[   70.612211][ T2711] Call Trace:
[   70.612318][ T2711]  <TASK>
[   70.612398][ T2711]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.612614][ T2711]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.612779][ T2711]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.613010][ T2711]  __dev_notify_flags (net/core/dev.c:9787)
[   70.613183][ T2711]  ? netif_change_name (net/core/dev.c:1495)
[   70.613327][ T2711]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   70.613467][ T2711]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.613606][ T2711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.613750][ T2711]  ? 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))
[   70.613896][ T2711]  netif_change_flags (net/core/dev.c:9820)
[   70.614048][ T2711]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.614198][ T2711]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.614344][ T2711]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.614522][ T2711]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.614664][ T2711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.614804][ T2711]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.614945][ T2711]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.615095][ T2711]  ? __kernel_text_address (kernel/extable.c:79)
[   70.615244][ T2711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.615383][ T2711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.615522][ T2711]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.615661][ T2711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.615809][ T2711]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.615945][ T2711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.616086][ T2711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.616234][ T2711]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.616374][ T2711]  ? __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)
[   70.616514][ T2711]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.616653][ T2711]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.616792][ T2711]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.616932][ T2711]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.617079][ T2711]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.617224][ T2711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.617365][ T2711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.617502][ T2711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.617637][ T2711]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.617776][ T2711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.617915][ T2711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.618058][ T2711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.618202][ T2711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.618338][ T2711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.618480][ T2711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.618617][ T2711]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.618758][ T2711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.618903][ T2711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.619099][ T2711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.619244][ T2711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.619383][ T2711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.619522][ T2711]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.619708][ T2711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.619904][ T2711]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.620133][ T2711]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.620350][ T2711]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.620564][ T2711]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.620741][ T2711]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.620881][ T2711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.621074][ T2711]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.621286][ T2711]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.621502][ T2711]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.621723][ T2711]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.621896][ T2711]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.622105][ T2711]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.622345][ T2711]  ? move_addr_to_kernel (net/socket.c:258)
[   70.622489][ T2711]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.622628][ T2711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.622770][ T2711]  ___sys_sendmsg (net/socket.c:2752)
[   70.622905][ T2711]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.623089][ T2711]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.623246][ T2711]  __sys_sendmsg (net/socket.c:2784)
[   70.623382][ T2711]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.623520][ T2711]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.623692][ T2711]  ? 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)
[   70.623828][ T2711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.623966][ T2711]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.624113][ T2711]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.624256][ T2711]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.624396][ T2711]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.624592][ T2711] RIP: 0033:0x7f777423708e
[   70.624812][ T2711] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.625335][ T2711] RSP: 002b:00007ffe00fc5b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.625557][ T2711] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f777423708e
[   70.625867][ T2711] RDX: 0000000000000000 RSI: 00007ffe00fc5bc0 RDI: 0000000000000005
[   70.626089][ T2711] RBP: 00007ffe00fc5b20 R08: 0000000000000000 R09: 0000000000000000
[   70.626300][ T2711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb1
[   70.626507][ T2711] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe00fc6280
| [   70.731769][ T2719] ------------[ cut here ]------------
| [   70.731963][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2719
| [   70.732256][ T2719] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.732870][ T2719] Tainted: [W]=WARN
[   70.732997][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.733182][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.733467][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.734100][ T2719] RSP: 0018:ffa0000006d5f020 EFLAGS: 00010286
[   70.734287][ T2719] RAX: 00000000ffffffa6 RBX: ff1100001045f0c0 RCX: 1ff4000000dabdca
[   70.734498][ T2719] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f170
[   70.734726][ T2719] RBP: ff1100000be7a000 R08: 1fe220000208be2f R09: ff11000011fe2e80
[   70.734938][ T2719] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   70.735166][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.735374][ T2719] FS:  00007f1ffeb3d840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   70.735622][ T2719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.735796][ T2719] CR2: 000000001b328988 CR3: 000000001244f006 CR4: 0000000000771ef0
[   70.736010][ T2719] PKRU: 55555554
[   70.736116][ T2719] Call Trace:
[   70.736225][ T2719]  <TASK>
[   70.736298][ T2719]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   70.736464][ T2719]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.736606][ T2719]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.736715][ T2719]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.736853][ T2719]  __dev_notify_flags (net/core/dev.c:9787)
[   70.737000][ T2719]  ? netif_change_name (net/core/dev.c:1495)
[   70.737136][ T2719]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.737275][ T2719]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.737412][ T2719]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.737547][ T2719]  ? 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))
[   70.737688][ T2719]  netif_change_flags (net/core/dev.c:9820)
[   70.737823][ T2719]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.737961][ T2719]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.738104][ T2719]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.738278][ T2719]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.738419][ T2719]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.738556][ T2719]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.738695][ T2719]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.738834][ T2719]  ? __kernel_text_address (kernel/extable.c:79)
[   70.738977][ T2719]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.739118][ T2719]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.739263][ T2719]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.739402][ T2719]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.739539][ T2719]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.739676][ T2719]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.739812][ T2719]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.739946][ T2719]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.740154][ T2719]  ? __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)
[   70.740299][ T2719]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.740442][ T2719]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.740580][ T2719]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.740719][ T2719]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.740857][ T2719]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.741057][ T2719]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.741201][ T2719]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.741341][ T2719]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.741509][ T2719]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.741720][ T2719]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.741902][ T2719]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.742112][ T2719]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.742343][ T2719]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.742480][ T2719]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.742620][ T2719]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.742757][ T2719]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.742895][ T2719]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.743137][ T2719]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.748729][ T2719]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.748915][ T2719]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.749217][ T2719]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.749382][ T2719]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.749523][ T2719]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.749703][ T2719]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.749847][ T2719]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.750083][ T2719]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.750227][ T2719]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.750367][ T2719]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.750507][ T2719]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.750676][ T2719]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.750836][ T2719]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.751055][ T2719]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.751325][ T2719]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.751510][ T2719]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.751680][ T2719]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.751861][ T2719]  ? move_addr_to_kernel (net/socket.c:258)
[   70.752036][ T2719]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.752192][ T2719]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.752358][ T2719]  ___sys_sendmsg (net/socket.c:2752)
[   70.752521][ T2719]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.752718][ T2719]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.752902][ T2719]  __sys_sendmsg (net/socket.c:2784)
[   70.753074][ T2719]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.753220][ T2719]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.753418][ T2719]  ? 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)
[   70.753561][ T2719]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.753726][ T2719]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.753868][ T2719]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.754013][ T2719]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.754155][ T2719]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.754417][ T2719] RIP: 0033:0x7f1ffed7708e
[   70.754620][ T2719] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.755271][ T2719] RSP: 002b:00007fff9137f4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.755603][ T2719] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1ffed7708e
[   70.755926][ T2719] RDX: 0000000000000000 RSI: 00007fff9137f590 RDI: 0000000000000005
[   70.756251][ T2719] RBP: 00007fff9137f4f0 R08: 0000000000000000 R09: 0000000000000000
[   70.756498][ T2719] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   70.756730][ T2719] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9137fc50
| [   70.860328][ T2724] ------------[ cut here ]------------
| [   70.860590][ T2724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2724
| [   70.861037][ T2724] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.861855][ T2724] Tainted: [W]=WARN
[   70.862010][ T2724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.862277][ T2724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.862544][ T2724] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.863283][ T2724] RSP: 0018:ffa0000006daefe0 EFLAGS: 00010286
[   70.863546][ T2724] RAX: 00000000ffffffa6 RBX: ff1100000c499e40 RCX: 1ff4000000db5dc2
[   70.863856][ T2724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c499ef0
[   70.864166][ T2724] RBP: ff1100000be7a000 R08: 1fe22000018933df R09: ff11000011292e58
[   70.864452][ T2724] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   70.864742][ T2724] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   70.865084][ T2724] FS:  00007f7e63378840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   70.865467][ T2724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.865743][ T2724] CR2: 00007f7e637fe000 CR3: 0000000011b5e003 CR4: 0000000000771ef0
[   70.866068][ T2724] PKRU: 55555554
[   70.866231][ T2724] Call Trace:
[   70.866391][ T2724]  <TASK>
[   70.866503][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.866720][ T2724]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.866943][ T2724]  notifier_call_chain (kernel/notifier.c:85)
[   70.867175][ T2724]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   70.867395][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.867617][ T2724]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   70.867884][ T2724]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   70.868102][ T2724]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.868326][ T2724]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   70.868539][ T2724]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   70.868805][ T2724]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   70.869030][ T2724] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   70.869257][ T2724]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   70.869524][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.869755][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.869983][ T2724]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   70.870200][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.870414][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.870629][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.870844][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.871064][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.871330][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.871543][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.871761][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.871982][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.872202][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.872418][ T2724]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   70.872641][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.872855][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.873075][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.873291][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.873510][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.873724][ T2724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.873939][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.874171][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.874388][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.874608][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.874822][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.875048][ T2724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.875268][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.875489][ T2724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.875714][ T2724]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.875931][ T2724]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.876156][ T2724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.876376][ T2724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.876593][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.876815][ T2724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.877046][ T2724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.877267][ T2724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.877490][ T2724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.877707][ T2724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.877923][ T2724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.878201][ T2724]  ? move_addr_to_kernel (net/socket.c:258)
[   70.878420][ T2724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.878636][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.878858][ T2724]  ___sys_sendmsg (net/socket.c:2752)
[   70.879078][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.879350][ T2724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.879590][ T2724]  __sys_sendmsg (net/socket.c:2784)
[   70.879807][ T2724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.880026][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.880302][ T2724]  ? 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)
[   70.880517][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.880733][ T2724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.880946][ T2724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.881173][ T2724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.881389][ T2724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.881656][ T2724] RIP: 0033:0x7f7e635b208e
[   70.881883][ T2724] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.882657][ T2724] RSP: 002b:00007fff7d323cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.882994][ T2724] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7e635b208e
[   70.883315][ T2724] RDX: 0000000000000000 RSI: 00007fff7d323da0 RDI: 0000000000000005
[   70.883633][ T2724] RBP: 00007fff7d323d00 R08: 0000000000000000 R09: 0000000000000000
[   70.883946][ T2724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   70.884274][ T2724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7d324460
| [   70.887079][ T2724] ------------[ cut here ]------------
| [   70.887281][ T2724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2724
| [   70.887606][ T2724] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.888287][ T2724] Tainted: [W]=WARN
[   70.888439][ T2724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.888659][ T2724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.888883][ T2724] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.889428][ T2724] RSP: 0018:ffa0000006daf060 EFLAGS: 00010286
[   70.889652][ T2724] RAX: 00000000ffffffa6 RBX: ff1100000f3e41c0 RCX: 1ff4000000db5dd2
[   70.889903][ T2724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e4270
[   70.890176][ T2724] RBP: ff1100001162a000 R08: 1fe2200001e7c84f R09: ff11000011292e58
[   70.890428][ T2724] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   70.890682][ T2724] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006daf100
[   70.890938][ T2724] FS:  00007f7e63378840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   70.891247][ T2724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.891467][ T2724] CR2: 0000561b07814d5c CR3: 0000000011b5e003 CR4: 0000000000771ef0
[   70.891721][ T2724] PKRU: 55555554
[   70.891875][ T2724] Call Trace:
[   70.892041][ T2724]  <TASK>
[   70.892168][ T2724]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.892357][ T2724]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.892512][ T2724]  netif_close_many (net/core/dev.c:1804)
[   70.892703][ T2724]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   70.892959][ T2724]  ? __dev_close_many (net/core/dev.c:1781)
[   70.893247][ T2724]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   70.893561][ T2724]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   70.893851][ T2724]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   70.894058][ T2724]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.894286][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.894472][ T2724]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   70.894657][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.894845][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.895049][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.895242][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.895425][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.895647][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.895837][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.896041][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.896266][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.896533][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.896733][ T2724]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   70.897006][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.897267][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.897529][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.897784][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.898063][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.898311][ T2724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.898496][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.898685][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.898873][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.899074][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.899265][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.899455][ T2724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.899640][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.899824][ T2724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.900026][ T2724]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.900216][ T2724]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.900413][ T2724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.900597][ T2724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.900783][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.900983][ T2724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.901174][ T2724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.901358][ T2724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.901584][ T2724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.901773][ T2724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.901955][ T2724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.902190][ T2724]  ? move_addr_to_kernel (net/socket.c:258)
[   70.902376][ T2724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.902561][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.902750][ T2724]  ___sys_sendmsg (net/socket.c:2752)
[   70.902931][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.903170][ T2724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.903371][ T2724]  __sys_sendmsg (net/socket.c:2784)
[   70.903554][ T2724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.903735][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.903953][ T2724]  ? 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)
[   70.904166][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.904370][ T2724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.904553][ T2724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.904737][ T2724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.904922][ T2724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.905152][ T2724] RIP: 0033:0x7f7e635b208e
[   70.905354][ T2724] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.905873][ T2724] RSP: 002b:00007fff7d323cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.906147][ T2724] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7e635b208e
[   70.906407][ T2724] RDX: 0000000000000000 RSI: 00007fff7d323da0 RDI: 0000000000000005
[   70.906656][ T2724] RBP: 00007fff7d323d00 R08: 0000000000000000 R09: 0000000000000000
[   70.906902][ T2724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   70.907172][ T2724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7d324460
| [   70.919524][ T2724] ------------[ cut here ]------------
| [   70.919732][ T2724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2724
| [   70.920065][ T2724] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   70.920706][ T2724] Tainted: [W]=WARN
[   70.920853][ T2724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.921077][ T2724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.921306][ T2724] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.921808][ T2724] RSP: 0018:ffa0000006daf190 EFLAGS: 00010286
[   70.922036][ T2724] RAX: 00000000ffffffa6 RBX: ff1100000f3e47c0 RCX: 1ff4000000db5df8
[   70.922283][ T2724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3e4870
[   70.922521][ T2724] RBP: ff1100001162a000 R08: 1fe2200001e7c90f R09: ff11000011292e58
[   70.922758][ T2724] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   70.923012][ T2724] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.923269][ T2724] FS:  00007f7e63378840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   70.923542][ T2724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.923749][ T2724] CR2: 0000561b07814d5c CR3: 0000000011b5e003 CR4: 0000000000771ef0
[   70.924006][ T2724] PKRU: 55555554
[   70.924150][ T2724] Call Trace:
[   70.924301][ T2724]  <TASK>
[   70.924418][ T2724]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.924634][ T2724]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.924841][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.925036][ T2724]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   70.925222][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.925398][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.925574][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.925749][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.925925][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.926142][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.926331][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.926507][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.926682][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.926864][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.927053][ T2724]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   70.927241][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.927418][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.927596][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.927774][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.927953][ T2724]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   70.928145][ T2724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.928328][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.928504][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.928678][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.928855][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.929051][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.929266][ T2724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.929508][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.929753][ T2724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.930020][ T2724]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   70.930266][ T2724]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   70.930509][ T2724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.930757][ T2724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.931016][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.931270][ T2724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.931509][ T2724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.931708][ T2724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.931951][ T2724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.932219][ T2724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.932472][ T2724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.932722][ T2724]  ? move_addr_to_kernel (net/socket.c:258)
[   70.932922][ T2724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.933182][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.933429][ T2724]  ___sys_sendmsg (net/socket.c:2752)
[   70.933668][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.933932][ T2724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.934135][ T2724]  __sys_sendmsg (net/socket.c:2784)
[   70.934325][ T2724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.934498][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.934710][ T2724]  ? 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)
[   70.934886][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.935078][ T2724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.935265][ T2724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.935444][ T2724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.935623][ T2724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.935875][ T2724] RIP: 0033:0x7f7e635b208e
[   70.936146][ T2724] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   70.936705][ T2724] RSP: 002b:00007fff7d323cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.936959][ T2724] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7e635b208e
[   70.937325][ T2724] RDX: 0000000000000000 RSI: 00007fff7d323da0 RDI: 0000000000000005
[   70.937642][ T2724] RBP: 00007fff7d323d00 R08: 0000000000000000 R09: 0000000000000000
[   70.937879][ T2724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   70.938131][ T2724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7d324460
| [   71.015596][ T2728] ------------[ cut here ]------------
| [   71.015787][ T2728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2728
| [   71.016086][ T2728] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.016689][ T2728] Tainted: [W]=WARN
[   71.016798][ T2728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.016984][ T2728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.017176][ T2728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.017690][ T2728] RSP: 0018:ffa0000006ddefe0 EFLAGS: 00010286
[   71.017882][ T2728] RAX: 00000000ffffffa6 RBX: ff1100001045ef40 RCX: 1ff4000000dbbdc2
[   71.018239][ T2728] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045eff0
[   71.018467][ T2728] RBP: ff1100000be7a000 R08: 1fe220000208bdff R09: ff11000011600b58
[   71.018676][ T2728] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   71.019009][ T2728] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   71.019224][ T2728] FS:  00007f30b44bb840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   71.019486][ T2728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.019660][ T2728] CR2: 000000003862c988 CR3: 00000000124d7001 CR4: 0000000000771ef0
[   71.019870][ T2728] PKRU: 55555554
[   71.020062][ T2728] Call Trace:
[   71.020172][ T2728]  <TASK>
[   71.020243][ T2728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.020383][ T2728]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.020522][ T2728]  notifier_call_chain (kernel/notifier.c:85)
[   71.020663][ T2728]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   71.020799][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.020936][ T2728]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   71.021209][ T2728]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   71.021362][ T2728]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.021500][ T2728]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   71.021637][ T2728]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   71.021807][ T2728]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   71.021946][ T2728] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   71.022181][ T2728]  ? write_profile (kernel/profile.c:194)
[   71.022320][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.022456][ T2728]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   71.022632][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.022774][ T2728]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   71.022913][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.023111][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.023365][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.023502][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.023659][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.023817][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.024033][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.024178][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.024316][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.024452][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.024593][ T2728]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   71.024733][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.024868][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.025067][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.025214][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.025352][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.025487][ T2728]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.025627][ T2728]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.025768][ T2728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.025903][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.026092][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.026239][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.026382][ T2728]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.026528][ T2728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.026674][ T2728]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.026829][ T2728]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.026988][ T2728]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.027203][ T2728]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.027426][ T2728]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.027616][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.027760][ T2728]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.027898][ T2728]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.028051][ T2728]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.028201][ T2728]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.028343][ T2728]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.028508][ T2728]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.028779][ T2728]  ? move_addr_to_kernel (net/socket.c:258)
[   71.028946][ T2728]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.029116][ T2728]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.029319][ T2728]  ___sys_sendmsg (net/socket.c:2752)
[   71.029470][ T2728]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.029649][ T2728]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.029845][ T2728]  __sys_sendmsg (net/socket.c:2784)
[   71.030050][ T2728]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.030262][ T2728]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.030494][ T2728]  ? 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)
[   71.030639][ T2728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.030789][ T2728]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.030930][ T2728]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.031110][ T2728]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.031300][ T2728]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.031490][ T2728] RIP: 0033:0x7f30b46f508e
[   71.031646][ T2728] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.032162][ T2728] RSP: 002b:00007ffd809495b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.032377][ T2728] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30b46f508e
[   71.032593][ T2728] RDX: 0000000000000000 RSI: 00007ffd80949660 RDI: 0000000000000005
[   71.032802][ T2728] RBP: 00007ffd809495c0 R08: 0000000000000000 R09: 0000000000000000
[   71.033020][ T2728] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.033236][ T2728] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80949d20
| [   71.035804][ T2728] ------------[ cut here ]------------
| [   71.036051][ T2728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2728
| [   71.036513][ T2728] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.037582][ T2728] Tainted: [W]=WARN
[   71.037746][ T2728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.038316][ T2728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.038622][ T2728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.039403][ T2728] RSP: 0018:ffa0000006ddf060 EFLAGS: 00010286
[   71.039678][ T2728] RAX: 00000000ffffffa6 RBX: ff1100001045f540 RCX: 1ff4000000dbbdd2
[   71.039989][ T2728] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045f5f0
[   71.040305][ T2728] RBP: ff1100001071a000 R08: 1fe220000208bebf R09: ff11000011600b58
[   71.040622][ T2728] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   71.040935][ T2728] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006ddf100
[   71.041276][ T2728] FS:  00007f30b44bb840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   71.041646][ T2728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.041923][ T2728] CR2: 0000561b0775d620 CR3: 00000000124d7004 CR4: 0000000000771ef0
[   71.042273][ T2728] PKRU: 55555554
[   71.042439][ T2728] Call Trace:
[   71.042602][ T2728]  <TASK>
[   71.042719][ T2728]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.042939][ T2728]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.043111][ T2728]  netif_close_many (net/core/dev.c:1804)
[   71.043327][ T2728]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   71.043540][ T2728]  ? __dev_close_many (net/core/dev.c:1781)
[   71.043753][ T2728]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   71.044026][ T2728]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   71.044295][ T2728]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   71.044520][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.044732][ T2728]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.045007][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.045223][ T2728]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   71.045433][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.045642][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.045855][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.046078][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.046295][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.046542][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.046757][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.046985][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.047203][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.047413][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.047638][ T2728]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   71.047861][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.048081][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.048300][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.048509][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.048721][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.048931][ T2728]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.049147][ T2728]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.049366][ T2728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.049579][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.049795][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.050011][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.050231][ T2728]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.050440][ T2728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.050658][ T2728]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.050874][ T2728]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.051094][ T2728]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.051310][ T2728]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.051517][ T2728]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.051719][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.051931][ T2728]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.052148][ T2728]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.052367][ T2728]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.052587][ T2728]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.052801][ T2728]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.053042][ T2728]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.053311][ T2728]  ? move_addr_to_kernel (net/socket.c:258)
[   71.053522][ T2728]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.053732][ T2728]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.053950][ T2728]  ___sys_sendmsg (net/socket.c:2752)
[   71.054183][ T2728]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.054451][ T2728]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.054681][ T2728]  __sys_sendmsg (net/socket.c:2784)
[   71.054901][ T2728]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.055115][ T2728]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.055396][ T2728]  ? 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)
[   71.055601][ T2728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.055814][ T2728]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.056013][ T2728]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.056227][ T2728]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.056449][ T2728]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.056722][ T2728] RIP: 0033:0x7f30b46f508e
[   71.056942][ T2728] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.057718][ T2728] RSP: 002b:00007ffd809495b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.058068][ T2728] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30b46f508e
[   71.058381][ T2728] RDX: 0000000000000000 RSI: 00007ffd80949660 RDI: 0000000000000005
[   71.058706][ T2728] RBP: 00007ffd809495c0 R08: 0000000000000000 R09: 0000000000000000
[   71.059034][ T2728] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.059357][ T2728] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80949d20
| [   71.067725][ T2728] ------------[ cut here ]------------
| [   71.067904][ T2728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2728
| [   71.068221][ T2728] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.068760][ T2728] Tainted: [W]=WARN
[   71.068858][ T2728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.069027][ T2728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.069203][ T2728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.069749][ T2728] RSP: 0018:ffa0000006ddf190 EFLAGS: 00010286
[   71.069916][ T2728] RAX: 00000000ffffffa6 RBX: ff1100000f228ac0 RCX: 1ff4000000dbbdf8
[   71.070114][ T2728] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f228b70
[   71.070317][ T2728] RBP: ff1100001071a000 R08: 1fe2200001e4516f R09: ff11000011600b58
[   71.070507][ T2728] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.070697][ T2728] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.070907][ T2728] FS:  00007f30b44bb840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   71.071211][ T2728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.071376][ T2728] CR2: 00007f6efd04f2a0 CR3: 00000000124d7001 CR4: 0000000000771ef0
[   71.071569][ T2728] PKRU: 55555554
[   71.071665][ T2728] Call Trace:
[   71.071762][ T2728]  <TASK>
[   71.071829][ T2728]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.072001][ T2728]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.072167][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.072298][ T2728]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   71.072427][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.072558][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.072686][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.072812][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.073013][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.073246][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.073439][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.073636][ T2728]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.073841][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.074039][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.074244][ T2728]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   71.074442][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.074613][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.074746][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.074880][ T2728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.075021][ T2728]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   71.075147][ T2728]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.075285][ T2728]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.075451][ T2728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.075617][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.075751][ T2728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.075876][ T2728]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.076026][ T2728]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.076155][ T2728]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.076302][ T2728]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.076434][ T2728]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.076561][ T2728]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.076692][ T2728]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.076843][ T2728]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.076979][ T2728]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.077120][ T2728]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.077252][ T2728]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.077387][ T2728]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.077571][ T2728]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.077761][ T2728]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.077957][ T2728]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.078228][ T2728]  ? move_addr_to_kernel (net/socket.c:258)
[   71.078410][ T2728]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.078539][ T2728]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.078739][ T2728]  ___sys_sendmsg (net/socket.c:2752)
[   71.078894][ T2728]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.079064][ T2728]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.079212][ T2728]  __sys_sendmsg (net/socket.c:2784)
[   71.079339][ T2728]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.079468][ T2728]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.079633][ T2728]  ? 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)
[   71.079804][ T2728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.080007][ T2728]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.080207][ T2728]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.080399][ T2728]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.080552][ T2728]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.080713][ T2728] RIP: 0033:0x7f30b46f508e
[   71.080851][ T2728] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.081317][ T2728] RSP: 002b:00007ffd809495b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.081511][ T2728] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30b46f508e
[   71.081706][ T2728] RDX: 0000000000000000 RSI: 00007ffd80949660 RDI: 0000000000000005
[   71.081898][ T2728] RBP: 00007ffd809495c0 R08: 0000000000000000 R09: 0000000000000000
[   71.082096][ T2728] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.082290][ T2728] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80949d20
| [   71.118654][  T166] ------------[ cut here ]------------
| [   71.118992][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   71.119520][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.120422][  T166] Tainted: [W]=WARN
[   71.120601][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.120839][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.121100][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.121688][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   71.121927][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c8d2f40 RCX: 1ff4000000108ebf
[   71.122217][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2ff0
[   71.122495][  T166] RBP: ff1100000be7a000 R08: 1fe220000191a5ff R09: ff1100000cab2f20
[   71.122770][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   71.123057][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   71.123344][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   71.123657][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.123896][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   71.124195][  T166] PKRU: 55555554
[   71.124361][  T166] Call Trace:
[   71.124529][  T166]  <TASK>
[   71.124659][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.124863][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.125043][  T166]  netif_close_many (net/core/dev.c:1804)
[   71.125255][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.125456][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   71.125658][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.125861][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   71.126076][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   71.126338][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   71.126578][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.126781][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.126996][  T166]  ? __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)
[   71.127210][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.127414][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.127650][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   71.127852][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   71.128131][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.128339][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   71.128548][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   71.128751][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.128951][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   71.129174][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   71.129378][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   71.129581][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   71.129825][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   71.130076][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   71.130284][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   71.130488][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   71.130724][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   71.130926][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   71.131139][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   71.131346][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   71.131545][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   71.131711][  T166]  new_sync_write (fs/read_write.c:595)
[   71.131913][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.132127][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   71.132334][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.132531][  T166]  ? ksys_write (fs/read_write.c:740)
[   71.132734][  T166]  vfs_write (fs/read_write.c:688)
[   71.132898][  T166]  ksys_write (fs/read_write.c:740)
[   71.133076][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   71.133284][  T166]  ? 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)
[   71.133484][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.133686][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.133882][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.134095][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.134304][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.134539][  T166] RIP: 0033:0x7fd8e6c0c08e
[   71.134748][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.135347][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   71.135622][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   71.135891][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   71.136180][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   71.136453][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   71.136726][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   71.142499][  T166] ------------[ cut here ]------------
| [   71.142720][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   71.143813][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.144673][  T166] Tainted: [W]=WARN
[   71.144894][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.145202][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.145510][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.146132][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   71.146463][  T166] RAX: 00000000ffffffa6 RBX: ff11000011bff240 RCX: 1ff4000000108eef
[   71.146787][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff2f0
[   71.147121][  T166] RBP: ff1100000be7a000 R08: 1fe220000237fe5f R09: ff1100000cab2ef8
[   71.147453][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   71.147772][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.148110][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   71.148480][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.148776][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   71.149131][  T166] PKRU: 55555554
[   71.149419][  T166] Call Trace:
[   71.149750][  T166]  <TASK>
[   71.150039][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.150488][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.150874][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   71.151150][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   71.151413][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.151664][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   71.151928][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   71.152217][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.152474][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   71.152730][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   71.153004][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   71.153266][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   71.153553][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   71.153842][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   71.154109][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   71.154368][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   71.154666][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   71.154921][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   71.155134][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   71.155329][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   71.155522][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   71.155680][  T166]  new_sync_write (fs/read_write.c:595)
[   71.155874][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.156082][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   71.156332][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.156530][  T166]  ? ksys_write (fs/read_write.c:740)
[   71.156725][  T166]  vfs_write (fs/read_write.c:688)
[   71.156886][  T166]  ksys_write (fs/read_write.c:740)
[   71.157058][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   71.157256][  T166]  ? 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)
[   71.157450][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.157654][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.157859][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.158063][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.158272][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.158500][  T166] RIP: 0033:0x7fd8e6c0c08e
[   71.158701][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.159280][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   71.159544][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   71.159804][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   71.160078][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   71.160346][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   71.160604][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   71.201604][  T166] ------------[ cut here ]------------
| [   71.201894][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   71.202382][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.203439][  T166] Tainted: [W]=WARN
[   71.203618][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.203907][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.204232][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.205275][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   71.205570][  T166] RAX: 00000000ffffffa6 RBX: ff110000107ebcc0 RCX: 1ff4000000108ed1
[   71.205918][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ebd70
[   71.206386][  T166] RBP: ff11000011db2000 R08: 1fe22000020fd7af R09: ff1100000cab2ef8
[   71.206736][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.207187][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011db2000
[   71.207539][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   71.207953][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.208258][  T166] CR2: 00005576eb678ae8 CR3: 0000000009f65005 CR4: 0000000000771ef0
[   71.208611][  T166] PKRU: 55555554
[   71.208791][  T166] Call Trace:
[   71.208981][  T166]  <TASK>
[   71.209173][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.209417][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.209599][  T166]  register_netdevice (net/core/dev.c:11488)
[   71.209841][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.210147][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   71.210396][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   71.210706][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   71.210951][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   71.211266][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   71.211573][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.211815][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   71.212061][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   71.212368][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   71.212610][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   71.212904][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   71.213147][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   71.213388][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   71.213623][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   71.213802][  T166]  new_sync_write (fs/read_write.c:595)
[   71.214052][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.214297][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   71.214537][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.214773][  T166]  ? ksys_write (fs/read_write.c:740)
[   71.215026][  T166]  vfs_write (fs/read_write.c:688)
[   71.215222][  T166]  ksys_write (fs/read_write.c:740)
[   71.215404][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   71.215638][  T166]  ? 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)
[   71.215874][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.216121][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.216364][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.216601][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.216838][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.217143][  T166] RIP: 0033:0x7fd8e6c0c08e
[   71.217396][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.218252][  T166] RSP: 002b:00007ffe866f5810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   71.218612][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   71.218964][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   71.219330][  T166] RBP: 00007ffe866f5820 R08: 0000000000000000 R09: 0000000000000000
[   71.219683][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   71.220048][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   71.378169][ T2734] ------------[ cut here ]------------
| [   71.378489][ T2734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2734
| [   71.378920][ T2734] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.380273][ T2734] Tainted: [W]=WARN
[   71.380523][ T2734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.380844][ T2734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.381287][ T2734] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.381926][ T2734] RSP: 0018:ffa000000694f020 EFLAGS: 00010286
[   71.382229][ T2734] RAX: 00000000ffffffa6 RBX: ff11000011bff0c0 RCX: 1ff4000000d29dca
[   71.382541][ T2734] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff170
[   71.382852][ T2734] RBP: ff11000011db2000 R08: 1fe220000237fe2f R09: ff11000012422e80
[   71.383138][ T2734] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   71.383399][ T2734] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.383655][ T2734] FS:  00007f3e42a3b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   71.383982][ T2734] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.384211][ T2734] CR2: 00000000175d6988 CR3: 0000000011205001 CR4: 0000000000771ef0
[   71.384465][ T2734] PKRU: 55555554
[   71.384627][ T2734] Call Trace:
[   71.384782][ T2734]  <TASK>
[   71.384902][ T2734]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   71.385105][ T2734]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.385323][ T2734]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.385479][ T2734]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.385666][ T2734]  __dev_notify_flags (net/core/dev.c:9787)
[   71.385856][ T2734]  ? netif_change_name (net/core/dev.c:1495)
[   71.386059][ T2734]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.386260][ T2734]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.386445][ T2734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.386633][ T2734]  ? 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))
[   71.386823][ T2734]  netif_change_flags (net/core/dev.c:9820)
[   71.387025][ T2734]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.387239][ T2734]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.387428][ T2734]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.387653][ T2734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.387843][ T2734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.388043][ T2734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.388239][ T2734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.388465][ T2734]  ? __kernel_text_address (kernel/extable.c:79)
[   71.388739][ T2734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.389029][ T2734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.389323][ T2734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.389605][ T2734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.389873][ T2734]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.390153][ T2734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.390428][ T2734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.390697][ T2734]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.390961][ T2734]  ? __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)
[   71.391251][ T2734]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.391529][ T2734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.391799][ T2734]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.392091][ T2734]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.392370][ T2734]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.392642][ T2734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.392907][ T2734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.393201][ T2734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.393468][ T2734]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.393739][ T2734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.394051][ T2734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.394331][ T2734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.394603][ T2734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.394883][ T2734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.395194][ T2734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.395463][ T2734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.395748][ T2734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.396060][ T2734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.396347][ T2734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.396622][ T2734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.396890][ T2734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.397182][ T2734]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.397471][ T2734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.397757][ T2734]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.398067][ T2734]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.398370][ T2734]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.398654][ T2734]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.398959][ T2734]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.399262][ T2734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.399566][ T2734]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.399873][ T2734]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.400187][ T2734]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.400482][ T2734]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.400763][ T2734]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.401068][ T2734]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.401442][ T2734]  ? move_addr_to_kernel (net/socket.c:258)
[   71.401718][ T2734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.402009][ T2734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.402282][ T2734]  ___sys_sendmsg (net/socket.c:2752)
[   71.402557][ T2734]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.402909][ T2734]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.403246][ T2734]  __sys_sendmsg (net/socket.c:2784)
[   71.403537][ T2734]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.403813][ T2734]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.404205][ T2734]  ? 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)
[   71.404482][ T2734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.404753][ T2734]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.405040][ T2734]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.405324][ T2734]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.405633][ T2734]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.405991][ T2734] RIP: 0033:0x7f3e42c7508e
[   71.406277][ T2734] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.407179][ T2734] RSP: 002b:00007ffc3540a010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.407568][ T2734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3e42c7508e
[   71.407989][ T2734] RDX: 0000000000000000 RSI: 00007ffc3540a0c0 RDI: 0000000000000005
[   71.408383][ T2734] RBP: 00007ffc3540a020 R08: 0000000000000000 R09: 0000000000000000
[   71.408782][ T2734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.409200][ T2734] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3540a780
| [   71.461708][ T2736] ------------[ cut here ]------------
| [   71.462051][ T2736] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2736
| [   71.462574][ T2736] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.463622][ T2736] Tainted: [W]=WARN
[   71.463809][ T2736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.464193][ T2736] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.464550][ T2736] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.465440][ T2736] RSP: 0018:ffa0000006dfef70 EFLAGS: 00010286
[   71.465741][ T2736] RAX: 00000000ffffffa6 RBX: ff11000011ff10c0 RCX: 1ff4000000dbfdb4
[   71.466096][ T2736] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff1170
[   71.466544][ T2736] RBP: ff11000011db2000 R08: 1fe22000023fe22f R09: ff11000012420b80
[   71.466889][ T2736] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   71.467266][ T2736] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   71.467633][ T2736] FS:  00007f9700390840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   71.468051][ T2736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.468341][ T2736] CR2: 00007f9700589460 CR3: 0000000011015005 CR4: 0000000000771ef0
[   71.468704][ T2736] PKRU: 55555554
[   71.468892][ T2736] Call Trace:
[   71.469098][ T2736]  <TASK>
[   71.469225][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.469502][ T2736]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.469745][ T2736]  notifier_call_chain (kernel/notifier.c:85)
[   71.469991][ T2736]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   71.470255][ T2736]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.470499][ T2736]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.470736][ T2736]  netdev_upper_dev_link (net/core/dev.c:8972)
[   71.470987][ T2736]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   71.471223][ T2736] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   71.471491][ T2736]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   71.471729][ T2736] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   71.471962][ T2736]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   71.472220][ T2736]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.472450][ T2736]  ? nla_strscpy (lib/nlattr.c:795)
[   71.472679][ T2736]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.472903][ T2736]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.473133][ T2736]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.473378][ T2736]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.473633][ T2736]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.473870][ T2736]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.474105][ T2736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.474328][ T2736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.474548][ T2736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.474765][ T2736]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.475036][ T2736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.475278][ T2736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.475497][ T2736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.475715][ T2736]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.475941][ T2736]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.476199][ T2736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.476437][ T2736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.476679][ T2736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.476924][ T2736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.477177][ T2736]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.477417][ T2736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.477663][ T2736]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.477912][ T2736]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.478181][ T2736]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.478424][ T2736]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.478655][ T2736]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.478873][ T2736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.479104][ T2736]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.479334][ T2736]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.479572][ T2736]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.479798][ T2736]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.480033][ T2736]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.480344][ T2736]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.480621][ T2736]  ? move_addr_to_kernel (net/socket.c:258)
[   71.480858][ T2736]  ___sys_sendmsg (net/socket.c:2752)
[   71.481093][ T2736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.481341][ T2736]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.481619][ T2736]  ? 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))
[   71.481874][ T2736]  __sys_sendmsg (net/socket.c:2784)
[   71.482127][ T2736]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.482377][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.482612][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.482879][ T2736]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.483138][ T2736]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.483382][ T2736]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.483617][ T2736]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.483920][ T2736] RIP: 0033:0x7f97005ca08e
[   71.484178][ T2736] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.485044][ T2736] RSP: 002b:00007ffe2eab4f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.485434][ T2736] RAX: ffffffffffffffda RBX: 00007ffe2eab56b0 RCX: 00007f97005ca08e
[   71.485786][ T2736] RDX: 0000000000000000 RSI: 00007ffe2eab4fc0 RDI: 0000000000000005
[   71.486118][ T2736] RBP: 00007ffe2eab4f20 R08: 0000000000000000 R09: 0000000000000000
[   71.486467][ T2736] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.486821][ T2736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2eab5688
| [   71.489793][ T2736] ------------[ cut here ]------------
| [   71.490071][ T2736] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2736
| [   71.490534][ T2736] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.491462][ T2736] Tainted: [W]=WARN
[   71.491634][ T2736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.491914][ T2736] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.492225][ T2736] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.493022][ T2736] RSP: 0018:ffa0000006dfefd0 EFLAGS: 00010286
[   71.493322][ T2736] RAX: 00000000ffffffa6 RBX: ff1100001019c340 RCX: 1ff4000000dbfdc0
[   71.493670][ T2736] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001019c3f0
[   71.494037][ T2736] RBP: ff11000010482000 R08: 1fe220000203387f R09: ff11000012420b80
[   71.494436][ T2736] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.494789][ T2736] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   71.495147][ T2736] FS:  00007f9700390840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   71.495576][ T2736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.495865][ T2736] CR2: 00007fd8e6dabf98 CR3: 0000000011015001 CR4: 0000000000771ef0
[   71.496291][ T2736] PKRU: 55555554
[   71.496465][ T2736] Call Trace:
[   71.496639][ T2736]  <TASK>
[   71.496761][ T2736]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.497008][ T2736]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.497192][ T2736]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.497439][ T2736]  __dev_notify_flags (net/core/dev.c:9787)
[   71.497696][ T2736]  ? netif_change_name (net/core/dev.c:1495)
[   71.497918][ T2736]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.498159][ T2736]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   71.498422][ T2736]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.498703][ T2736] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   71.498944][ T2736]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   71.499199][ T2736] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   71.499429][ T2736]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   71.499668][ T2736]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.499927][ T2736]  ? nla_strscpy (lib/nlattr.c:795)
[   71.500169][ T2736]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.500404][ T2736]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.500628][ T2736]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.500868][ T2736]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.501134][ T2736]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.501372][ T2736]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.501602][ T2736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.501841][ T2736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.502120][ T2736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.502361][ T2736]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.502576][ T2736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.502832][ T2736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.503075][ T2736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.503303][ T2736]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.503529][ T2736]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.503758][ T2736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.504017][ T2736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.504252][ T2736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.504472][ T2736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.504683][ T2736]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.504900][ T2736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.505130][ T2736]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.505595][ T2736]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.505841][ T2736]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.506086][ T2736]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.506320][ T2736]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.506549][ T2736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.506798][ T2736]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.507053][ T2736]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.507310][ T2736]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.507551][ T2736]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.507789][ T2736]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.508029][ T2736]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.508355][ T2736]  ? move_addr_to_kernel (net/socket.c:258)
[   71.508609][ T2736]  ___sys_sendmsg (net/socket.c:2752)
[   71.508839][ T2736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.509097][ T2736]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.509366][ T2736]  ? 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))
[   71.509604][ T2736]  __sys_sendmsg (net/socket.c:2784)
[   71.509833][ T2736]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.510101][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.510342][ T2736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.510582][ T2736]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.510806][ T2736]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.511035][ T2736]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.511281][ T2736]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.511553][ T2736] RIP: 0033:0x7f97005ca08e
[   71.511787][ T2736] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.512657][ T2736] RSP: 002b:00007ffe2eab4f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.513023][ T2736] RAX: ffffffffffffffda RBX: 00007ffe2eab56b0 RCX: 00007f97005ca08e
[   71.513361][ T2736] RDX: 0000000000000000 RSI: 00007ffe2eab4fc0 RDI: 0000000000000005
[   71.513713][ T2736] RBP: 00007ffe2eab4f20 R08: 0000000000000000 R09: 0000000000000000
[   71.514053][ T2736] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.514398][ T2736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2eab5688
| [   71.580759][ T2737] ------------[ cut here ]------------
| [   71.581383][ T2737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2737
| [   71.581851][ T2737] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.582722][ T2737] Tainted: [W]=WARN
[   71.582884][ T2737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.583253][ T2737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.583524][ T2737] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.584431][ T2737] RSP: 0018:ffa0000006e0f020 EFLAGS: 00010286
[   71.584688][ T2737] RAX: 00000000ffffffa6 RBX: ff1100001019d540 RCX: 1ff4000000dc1dca
[   71.585116][ T2737] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001019d5f0
[   71.585430][ T2737] RBP: ff11000010482000 R08: 1fe2200002033abf R09: ff11000012498b58
[   71.585736][ T2737] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   71.586113][ T2737] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.586399][ T2737] FS:  00007f8c5ca05840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   71.586663][ T2737] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.586838][ T2737] CR2: 000000003fc55988 CR3: 0000000011cdc004 CR4: 0000000000771ef0
[   71.587153][ T2737] PKRU: 55555554
[   71.587269][ T2737] Call Trace:
[   71.587371][ T2737]  <TASK>
[   71.587442][ T2737]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.587578][ T2737]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.587679][ T2737]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.587815][ T2737]  __dev_notify_flags (net/core/dev.c:9787)
[   71.587951][ T2737]  ? netif_change_name (net/core/dev.c:1495)
[   71.588185][ T2737]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.588321][ T2737]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.588451][ T2737]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.588587][ T2737]  ? 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))
[   71.588723][ T2737]  netif_change_flags (net/core/dev.c:9820)
[   71.588856][ T2737]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.589019][ T2737]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.589156][ T2737]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.589294][ T2737]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.589459][ T2737]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.589593][ T2737]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.589725][ T2737]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.589857][ T2737]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.589999][ T2737]  ? __kernel_text_address (kernel/extable.c:79)
[   71.590135][ T2737]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.590275][ T2737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.590414][ T2737]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.590550][ T2737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.590682][ T2737]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.590815][ T2737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.590948][ T2737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.591091][ T2737]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.591231][ T2737]  ? __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)
[   71.591364][ T2737]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.591498][ T2737]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.591637][ T2737]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.591773][ T2737]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.591909][ T2737]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.592051][ T2737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.592192][ T2737]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.592327][ T2737]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.592477][ T2737]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.592613][ T2737]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.592750][ T2737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.592881][ T2737]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.593017][ T2737]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.593152][ T2737]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.593293][ T2737]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.593425][ T2737]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.593557][ T2737]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.593692][ T2737]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.593828][ T2737]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.593965][ T2737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.594107][ T2737]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.594251][ T2737]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.594383][ T2737]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.594516][ T2737]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.594649][ T2737]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.594781][ T2737]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.594916][ T2737]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.595056][ T2737]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.595237][ T2737]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.595372][ T2737]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.595507][ T2737]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.595642][ T2737]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.595777][ T2737]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.595910][ T2737]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.596048][ T2737]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.596220][ T2737]  ? move_addr_to_kernel (net/socket.c:258)
[   71.596359][ T2737]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.596492][ T2737]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.596629][ T2737]  ___sys_sendmsg (net/socket.c:2752)
[   71.596761][ T2737]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.596924][ T2737]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.597076][ T2737]  __sys_sendmsg (net/socket.c:2784)
[   71.597219][ T2737]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.597377][ T2737]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.597603][ T2737]  ? 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)
[   71.597739][ T2737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.597873][ T2737]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.598013][ T2737]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.598148][ T2737]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.598289][ T2737]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.598457][ T2737] RIP: 0033:0x7f8c5cc3f08e
[   71.598603][ T2737] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.599105][ T2737] RSP: 002b:00007ffd3d7ceb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.599315][ T2737] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c5cc3f08e
[   71.599518][ T2737] RDX: 0000000000000000 RSI: 00007ffd3d7cec40 RDI: 0000000000000005
[   71.599722][ T2737] RBP: 00007ffd3d7ceba0 R08: 0000000000000000 R09: 0000000000000000
[   71.599933][ T2737] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.600148][ T2737] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3d7cf300
| [   71.683980][ T2742] ------------[ cut here ]------------
| [   71.684178][ T2742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2742
| [   71.684508][ T2742] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.685241][ T2742] Tainted: [W]=WARN
[   71.685351][ T2742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.685536][ T2742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.685729][ T2742] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.686251][ T2742] RSP: 0018:ffa0000006e0ef70 EFLAGS: 00010286
[   71.686435][ T2742] RAX: 00000000ffffffa6 RBX: ff11000011bfe1c0 RCX: 1ff4000000dc1db4
[   71.686650][ T2742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfe270
[   71.686865][ T2742] RBP: ff11000011db2000 R08: 1fe220000237fc4f R09: ff1100000c982e80
[   71.687086][ T2742] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   71.687305][ T2742] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   71.687523][ T2742] FS:  00007fd630025840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   71.687779][ T2742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.687974][ T2742] CR2: 00005576c1e316c0 CR3: 00000000121d4004 CR4: 0000000000771ef0
[   71.688202][ T2742] PKRU: 55555554
[   71.688310][ T2742] Call Trace:
[   71.688421][ T2742]  <TASK>
[   71.688497][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.688646][ T2742]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.688798][ T2742]  notifier_call_chain (kernel/notifier.c:85)
[   71.688947][ T2742]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   71.689154][ T2742]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.689342][ T2742]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.689490][ T2742]  netdev_upper_dev_link (net/core/dev.c:8972)
[   71.689633][ T2742]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   71.689781][ T2742] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   71.689932][ T2742]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   71.690087][ T2742] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   71.690270][ T2742]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   71.690427][ T2742]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.690579][ T2742]  ? nla_strscpy (lib/nlattr.c:795)
[   71.690733][ T2742]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.690882][ T2742]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.691031][ T2742]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.691186][ T2742]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.691367][ T2742]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.691515][ T2742]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.691661][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.691807][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.691954][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.692108][ T2742]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.692278][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.692429][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.692576][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.692721][ T2742]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.692868][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.693023][ T2742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.693175][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.693323][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.693468][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.693616][ T2742]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.693769][ T2742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.693917][ T2742]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.694074][ T2742]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.694531][ T2742]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.694687][ T2742]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.694834][ T2742]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.694985][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.695133][ T2742]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.695283][ T2742]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.695432][ T2742]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.695580][ T2742]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.695727][ T2742]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.695874][ T2742]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.696093][ T2742]  ? move_addr_to_kernel (net/socket.c:258)
[   71.696244][ T2742]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.696392][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.696539][ T2742]  ___sys_sendmsg (net/socket.c:2752)
[   71.696681][ T2742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.696862][ T2742]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.697028][ T2742]  __sys_sendmsg (net/socket.c:2784)
[   71.697188][ T2742]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.697337][ T2742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.697520][ T2742]  ? 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)
[   71.697664][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.697815][ T2742]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.697963][ T2742]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.698131][ T2742]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.698290][ T2742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.698468][ T2742] RIP: 0033:0x7fd63025f08e
[   71.698673][ T2742] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.699279][ T2742] RSP: 002b:00007ffebfb2b630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.699501][ T2742] RAX: ffffffffffffffda RBX: 00007ffebfb2bdc8 RCX: 00007fd63025f08e
[   71.699722][ T2742] RDX: 0000000000000000 RSI: 00007ffebfb2b6e0 RDI: 0000000000000005
[   71.699946][ T2742] RBP: 00007ffebfb2b640 R08: 0000000000000000 R09: 0000000000000000
[   71.700183][ T2742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.700399][ T2742] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebfb2bda0
| [   71.702194][ T2742] ------------[ cut here ]------------
| [   71.702388][ T2742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2742
| [   71.702763][ T2742] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.703553][ T2742] Tainted: [W]=WARN
[   71.703689][ T2742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.703909][ T2742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.704306][ T2742] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.705129][ T2742] RSP: 0018:ffa0000006e0efd0 EFLAGS: 00010286
[   71.705322][ T2742] RAX: 00000000ffffffa6 RBX: ff11000011bfe940 RCX: 1ff4000000dc1dc0
[   71.705543][ T2742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfe9f0
[   71.705759][ T2742] RBP: ff1100001140a000 R08: 1fe220000237fd3f R09: ff1100000c982e80
[   71.706057][ T2742] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.706376][ T2742] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001140ae04
[   71.706592][ T2742] FS:  00007fd630025840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   71.706847][ T2742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.707167][ T2742] CR2: 00005576c1e316c0 CR3: 00000000121d4004 CR4: 0000000000771ef0
[   71.707405][ T2742] PKRU: 55555554
[   71.707513][ T2742] Call Trace:
[   71.707623][ T2742]  <TASK>
[   71.707698][ T2742]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.707847][ T2742]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.708047][ T2742]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.708207][ T2742]  __dev_notify_flags (net/core/dev.c:9787)
[   71.708351][ T2742]  ? netif_change_name (net/core/dev.c:1495)
[   71.708497][ T2742]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.708643][ T2742]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   71.708789][ T2742]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.708934][ T2742] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   71.709177][ T2742]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   71.709328][ T2742] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   71.709478][ T2742]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   71.709627][ T2742]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.709771][ T2742]  ? nla_strscpy (lib/nlattr.c:795)
[   71.709918][ T2742]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.710170][ T2742]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.710312][ T2742]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.710455][ T2742]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.710604][ T2742]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.710754][ T2742]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.710904][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.711167][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.711312][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.711454][ T2742]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.711600][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.711747][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.711894][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.712128][ T2742]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.712278][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.712420][ T2742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.712565][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.712712][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.712853][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.713111][ T2742]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.713265][ T2742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.713411][ T2742]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.713557][ T2742]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.713700][ T2742]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.713847][ T2742]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.714059][ T2742]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.714208][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.714354][ T2742]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.714501][ T2742]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.714645][ T2742]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.714793][ T2742]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.714939][ T2742]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.715120][ T2742]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.715307][ T2742]  ? move_addr_to_kernel (net/socket.c:258)
[   71.715452][ T2742]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.715597][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.715746][ T2742]  ___sys_sendmsg (net/socket.c:2752)
[   71.715890][ T2742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.716114][ T2742]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.716292][ T2742]  __sys_sendmsg (net/socket.c:2784)
[   71.716435][ T2742]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.716585][ T2742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.716773][ T2742]  ? 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)
[   71.716919][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.717073][ T2742]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.717224][ T2742]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.717368][ T2742]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.717540][ T2742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.717724][ T2742] RIP: 0033:0x7fd63025f08e
[   71.717883][ T2742] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.718419][ T2742] RSP: 002b:00007ffebfb2b630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.718642][ T2742] RAX: ffffffffffffffda RBX: 00007ffebfb2bdc8 RCX: 00007fd63025f08e
[   71.718861][ T2742] RDX: 0000000000000000 RSI: 00007ffebfb2b6e0 RDI: 0000000000000005
[   71.719081][ T2742] RBP: 00007ffebfb2b640 R08: 0000000000000000 R09: 0000000000000000
[   71.719331][ T2742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb2
[   71.719548][ T2742] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebfb2bda0
| [   71.753674][ T2743] ------------[ cut here ]------------
| [   71.753908][ T2743] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2743
| [   71.754249][ T2743] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.754834][ T2743] Tainted: [W]=WARN
[   71.754942][ T2743] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.755128][ T2743] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.755320][ T2743] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.755811][ T2743] RSP: 0018:ffa0000006b3f020 EFLAGS: 00010286
[   71.756245][ T2743] RAX: 00000000ffffffa6 RBX: ff1100000c5f6dc0 RCX: 1ff4000000d67dca
[   71.756449][ T2743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f6e70
[   71.756645][ T2743] RBP: ff1100001140a000 R08: 1fe22000018bedcf R09: ff1100000cd08b58
[   71.756872][ T2743] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   71.757150][ T2743] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.757366][ T2743] FS:  00007f0b76eb5840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   71.757601][ T2743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.757779][ T2743] CR2: 000000001e727988 CR3: 0000000011ff8005 CR4: 0000000000771ef0
[   71.758043][ T2743] PKRU: 55555554
[   71.758145][ T2743] Call Trace:
[   71.758261][ T2743]  <TASK>
[   71.758331][ T2743]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.758468][ T2743]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.758569][ T2743]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.758716][ T2743]  __dev_notify_flags (net/core/dev.c:9787)
[   71.758860][ T2743]  ? netif_change_name (net/core/dev.c:1495)
[   71.759074][ T2743]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.759297][ T2743]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.759430][ T2743]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.759564][ T2743]  ? 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))
[   71.759700][ T2743]  netif_change_flags (net/core/dev.c:9820)
[   71.759836][ T2743]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.760050][ T2743]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.760193][ T2743]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.760326][ T2743]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.760493][ T2743]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.760628][ T2743]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.760761][ T2743]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.760907][ T2743]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.761137][ T2743]  ? __kernel_text_address (kernel/extable.c:79)
[   71.761277][ T2743]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.761413][ T2743]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.761545][ T2743]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.761676][ T2743]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.761809][ T2743]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.761955][ T2743]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.762168][ T2743]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.762302][ T2743]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.762435][ T2743]  ? __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)
[   71.762569][ T2743]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.762704][ T2743]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.762839][ T2743]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.763060][ T2743]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.763202][ T2743]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.763338][ T2743]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.763473][ T2743]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.763613][ T2743]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.763753][ T2743]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.763886][ T2743]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.764093][ T2743]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.764233][ T2743]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.764365][ T2743]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.764501][ T2743]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.764635][ T2743]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.764769][ T2743]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.764907][ T2743]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.765124][ T2743]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.765313][ T2743]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.765453][ T2743]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.765587][ T2743]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.765722][ T2743]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.765854][ T2743]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.766066][ T2743]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.766218][ T2743]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.766350][ T2743]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.766485][ T2743]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.766620][ T2743]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.766754][ T2743]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.766887][ T2743]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.767061][ T2743]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.769915][ T2743]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.770063][ T2743]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.770212][ T2743]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.770353][ T2743]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.770524][ T2743]  ? move_addr_to_kernel (net/socket.c:258)
[   71.770715][ T2743]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.770855][ T2743]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.770996][ T2743]  ___sys_sendmsg (net/socket.c:2752)
[   71.771128][ T2743]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.771315][ T2743]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.771465][ T2743]  __sys_sendmsg (net/socket.c:2784)
[   71.771607][ T2743]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.771744][ T2743]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.771922][ T2743]  ? 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)
[   71.772069][ T2743]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.772220][ T2743]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.772358][ T2743]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.772503][ T2743]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.772645][ T2743]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.772845][ T2743] RIP: 0033:0x7f0b770ef08e
[   71.773013][ T2743] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.773502][ T2743] RSP: 002b:00007ffdce9ee6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.773709][ T2743] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b770ef08e
[   71.773916][ T2743] RDX: 0000000000000000 RSI: 00007ffdce9ee770 RDI: 0000000000000005
[   71.774124][ T2743] RBP: 00007ffdce9ee6d0 R08: 0000000000000000 R09: 0000000000000000
[   71.774328][ T2743] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   71.774529][ T2743] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdce9eee30
| [   71.892091][ T2751] ------------[ cut here ]------------
| [   71.892246][ T2751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2751
| [   71.892523][ T2751] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.893085][ T2751] Tainted: [W]=WARN
[   71.893197][ T2751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.893368][ T2751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.893547][ T2751] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.894031][ T2751] RSP: 0018:ffa0000006e6f020 EFLAGS: 00010286
[   71.894207][ T2751] RAX: 00000000ffffffa6 RBX: ff1100001045ef40 RCX: 1ff4000000dcddca
[   71.894413][ T2751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045eff0
[   71.894614][ T2751] RBP: ff11000011db2000 R08: 1fe220000208bdff R09: ff1100001249d180
[   71.894814][ T2751] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   71.895023][ T2751] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.895233][ T2751] FS:  00007f81f1f60840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   71.895470][ T2751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.895639][ T2751] CR2: 00007f81f22301a0 CR3: 0000000011067001 CR4: 0000000000771ef0
[   71.895839][ T2751] PKRU: 55555554
[   71.895942][ T2751] Call Trace:
[   71.896054][ T2751]  <TASK>
[   71.896130][ T2751]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.896271][ T2751]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.896373][ T2751]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.896508][ T2751]  __dev_notify_flags (net/core/dev.c:9787)
[   71.896647][ T2751]  ? netif_change_name (net/core/dev.c:1495)
[   71.896784][ T2751]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   71.896926][ T2751]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.897068][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.897210][ T2751]  ? 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))
[   71.897347][ T2751]  netif_change_flags (net/core/dev.c:9820)
[   71.897486][ T2751]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.897625][ T2751]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.897759][ T2751]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.897927][ T2751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.898137][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.898276][ T2751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.898410][ T2751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.898545][ T2751]  ? __kernel_text_address (kernel/extable.c:79)
[   71.898685][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.898821][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.898955][ T2751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.899151][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.899289][ T2751]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.899423][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.899564][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.899700][ T2751]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.899843][ T2751]  ? __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)
[   71.900038][ T2751]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.900235][ T2751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.900372][ T2751]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.900511][ T2751]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.900650][ T2751]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.900791][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.900929][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.901140][ T2751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.901281][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.901418][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.901557][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.901696][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.901835][ T2751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.901979][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.902117][ T2751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.902257][ T2751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.902393][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.902531][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.902666][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.902807][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.902945][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.903086][ T2751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.903226][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.903363][ T2751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.903501][ T2751]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.903635][ T2751]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.903773][ T2751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.903911][ T2751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.904056][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.904203][ T2751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.904338][ T2751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.904473][ T2751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.904612][ T2751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.904748][ T2751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.904884][ T2751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.905059][ T2751]  ? move_addr_to_kernel (net/socket.c:258)
[   71.905224][ T2751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.905359][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.905495][ T2751]  ___sys_sendmsg (net/socket.c:2752)
[   71.905629][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.905803][ T2751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.905952][ T2751]  __sys_sendmsg (net/socket.c:2784)
[   71.906093][ T2751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.906232][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.906403][ T2751]  ? 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)
[   71.906538][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.906676][ T2751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.906812][ T2751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.906947][ T2751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.907088][ T2751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.907266][ T2751] RIP: 0033:0x7f81f219a08e
[   71.907409][ T2751] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.907897][ T2751] RSP: 002b:00007ffe9ff662d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.908114][ T2751] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f81f219a08e
[   71.908349][ T2751] RDX: 0000000000000000 RSI: 00007ffe9ff66380 RDI: 0000000000000005
[   71.908552][ T2751] RBP: 00007ffe9ff662e0 R08: 0000000000000000 R09: 0000000000000000
[   71.908755][ T2751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   71.908963][ T2751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9ff66a40
| [   71.937423][ T2752] ------------[ cut here ]------------
| [   71.937625][ T2752] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2752
| [   71.938167][ T2752] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   71.938925][ T2752] Tainted: [W]=WARN
[   71.939130][ T2752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.939313][ T2752] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.939496][ T2752] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.940100][ T2752] RSP: 0018:ffa0000006e7f020 EFLAGS: 00010286
[   71.940288][ T2752] RAX: 00000000ffffffa6 RBX: ff11000005e46040 RCX: 1ff4000000dcfdca
[   71.940493][ T2752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e460f0
[   71.940700][ T2752] RBP: ff11000011db2000 R08: 1fe2200000bc8c1f R09: ff11000011c12e80
[   71.940913][ T2752] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   71.941222][ T2752] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.941427][ T2752] FS:  00007f145ddd0840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   71.941673][ T2752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.941845][ T2752] CR2: 00007f145e0a01a0 CR3: 0000000011bd7003 CR4: 0000000000771ef0
[   71.942102][ T2752] PKRU: 55555554
[   71.942209][ T2752] Call Trace:
[   71.942315][ T2752]  <TASK>
[   71.942387][ T2752]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.942530][ T2752]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.942635][ T2752]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.942827][ T2752]  __dev_notify_flags (net/core/dev.c:9787)
[   71.943007][ T2752]  ? netif_change_name (net/core/dev.c:1495)
[   71.943145][ T2752]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.943289][ T2752]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.943423][ T2752]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.943572][ T2752]  ? 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))
[   71.943716][ T2752]  netif_change_flags (net/core/dev.c:9820)
[   71.943853][ T2752]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.944001][ T2752]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.944137][ T2752]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.944309][ T2752]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.944447][ T2752]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.944585][ T2752]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.944722][ T2752]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.944859][ T2752]  ? __kernel_text_address (kernel/extable.c:79)
[   71.945005][ T2752]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.945155][ T2752]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.945297][ T2752]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.945437][ T2752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.945573][ T2752]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.945709][ T2752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.945846][ T2752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.945993][ T2752]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.946135][ T2752]  ? __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)
[   71.946283][ T2752]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.946424][ T2752]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.946571][ T2752]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.946716][ T2752]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.946859][ T2752]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.947005][ T2752]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.947146][ T2752]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.947288][ T2752]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.947428][ T2752]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.947578][ T2752]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.947719][ T2752]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.947858][ T2752]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.948006][ T2752]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.948147][ T2752]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.948290][ T2752]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.948430][ T2752]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.948571][ T2752]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.948709][ T2752]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.948847][ T2752]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.948994][ T2752]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.949140][ T2752]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.949283][ T2752]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.949425][ T2752]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.949563][ T2752]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.949705][ T2752]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.949843][ T2752]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.949990][ T2752]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.950132][ T2752]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.950274][ T2752]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.950414][ T2752]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.950552][ T2752]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.950691][ T2752]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.950833][ T2752]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.950981][ T2752]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.951122][ T2752]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.951303][ T2752]  ? move_addr_to_kernel (net/socket.c:258)
[   71.951441][ T2752]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.951580][ T2752]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.951722][ T2752]  ___sys_sendmsg (net/socket.c:2752)
[   71.951873][ T2752]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.952056][ T2752]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.952219][ T2752]  __sys_sendmsg (net/socket.c:2784)
[   71.952360][ T2752]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.952502][ T2752]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.952683][ T2752]  ? 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)
[   71.952824][ T2752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.952961][ T2752]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.953104][ T2752]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.953254][ T2752]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.953397][ T2752]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.953569][ T2752] RIP: 0033:0x7f145e00a08e
[   71.953720][ T2752] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.954237][ T2752] RSP: 002b:00007ffeac58b050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.954450][ T2752] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f145e00a08e
[   71.954660][ T2752] RDX: 0000000000000000 RSI: 00007ffeac58b100 RDI: 0000000000000005
[   71.954875][ T2752] RBP: 00007ffeac58b060 R08: 0000000000000000 R09: 0000000000000000
[   71.955090][ T2752] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   71.955300][ T2752] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac58b7c0
| [   72.027817][ T2757] ------------[ cut here ]------------
| [   72.028020][ T2757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2757
| [   72.028312][ T2757] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.028885][ T2757] Tainted: [W]=WARN
[   72.028997][ T2757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.029172][ T2757] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.029352][ T2757] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.029857][ T2757] RSP: 0018:ffa0000006ecefe0 EFLAGS: 00010286
[   72.030211][ T2757] RAX: 00000000ffffffa6 RBX: ff11000005e47240 RCX: 1ff4000000dd9dc2
[   72.030494][ T2757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e472f0
[   72.030759][ T2757] RBP: ff11000011db2000 R08: 1fe2200000bc8e5f R09: ff11000011292e58
[   72.031038][ T2757] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   72.031305][ T2757] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   72.031608][ T2757] FS:  00007fc26d461840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   72.031986][ T2757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.032200][ T2757] CR2: 00007fc26d7311a0 CR3: 000000000f15d003 CR4: 0000000000771ef0
[   72.032409][ T2757] PKRU: 55555554
[   72.032514][ T2757] Call Trace:
[   72.032621][ T2757]  <TASK>
[   72.032692][ T2757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.032836][ T2757]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.032983][ T2757]  notifier_call_chain (kernel/notifier.c:85)
[   72.033127][ T2757]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   72.033277][ T2757]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   72.033449][ T2757]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.033588][ T2757]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.033728][ T2757]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   72.033864][ T2757]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   72.034010][ T2757]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   72.034192][ T2757] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   72.034332][ T2757]  ? write_profile (kernel/profile.c:194)
[   72.034469][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.034607][ T2757]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   72.034780][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.034947][ T2757]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   72.035167][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.035374][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.035583][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.035761][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.035898][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.036066][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.036212][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.036351][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.036487][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.036629][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.036766][ T2757]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   72.036905][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.037053][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.037193][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.037329][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.037466][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.037602][ T2757]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.037740][ T2757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.037878][ T2757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.038025][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.038171][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.038307][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.038446][ T2757]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.038584][ T2757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.038722][ T2757]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.038861][ T2757]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.039005][ T2757]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.039143][ T2757]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.039286][ T2757]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.039420][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.039557][ T2757]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.039696][ T2757]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.039838][ T2757]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.039997][ T2757]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.040134][ T2757]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.040276][ T2757]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.040443][ T2757]  ? move_addr_to_kernel (net/socket.c:258)
[   72.040582][ T2757]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.040720][ T2757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.040860][ T2757]  ___sys_sendmsg (net/socket.c:2752)
[   72.041004][ T2757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.041180][ T2757]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.041331][ T2757]  __sys_sendmsg (net/socket.c:2784)
[   72.041467][ T2757]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.041639][ T2757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.041911][ T2757]  ? 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)
[   72.042147][ T2757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.042378][ T2757]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.042591][ T2757]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.042774][ T2757]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.042915][ T2757]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.043158][ T2757] RIP: 0033:0x7fc26d69b08e
[   72.043381][ T2757] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.044078][ T2757] RSP: 002b:00007ffd5656daa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.044391][ T2757] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc26d69b08e
[   72.044699][ T2757] RDX: 0000000000000000 RSI: 00007ffd5656db50 RDI: 0000000000000005
[   72.045038][ T2757] RBP: 00007ffd5656dab0 R08: 0000000000000000 R09: 0000000000000000
[   72.045354][ T2757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   72.045665][ T2757] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5656e210
| [   72.048558][ T2757] ------------[ cut here ]------------
| [   72.048711][ T2757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2757
| [   72.048992][ T2757] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.049554][ T2757] Tainted: [W]=WARN
[   72.049656][ T2757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.049824][ T2757] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.050216][ T2757] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.050697][ T2757] RSP: 0018:ffa0000006ecf060 EFLAGS: 00010286
[   72.050865][ T2757] RAX: 00000000ffffffa6 RBX: ff11000011a3d240 RCX: 1ff4000000dd9dd2
[   72.051067][ T2757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011a3d2f0
[   72.051273][ T2757] RBP: ff11000010482000 R08: 1fe2200002347a5f R09: ff11000011292e58
[   72.051468][ T2757] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   72.051668][ T2757] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006ecf100
[   72.051874][ T2757] FS:  00007fc26d461840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   72.052123][ T2757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.052303][ T2757] CR2: 00007f145e05b2a0 CR3: 000000000f15d006 CR4: 0000000000771ef0
[   72.052508][ T2757] PKRU: 55555554
[   72.052610][ T2757] Call Trace:
[   72.052718][ T2757]  <TASK>
[   72.052789][ T2757]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.052926][ T2757]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.053035][ T2757]  netif_close_many (net/core/dev.c:1804)
[   72.053174][ T2757]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.053310][ T2757]  ? __dev_close_many (net/core/dev.c:1781)
[   72.053444][ T2757]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   72.053611][ T2757]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   72.053784][ T2757]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   72.053927][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.054068][ T2757]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.054240][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.054381][ T2757]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   72.054516][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.054651][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.054789][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.054923][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.055061][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.055220][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.055353][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.055487][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.055621][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.055758][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.055896][ T2757]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   72.056067][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.056209][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.056343][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.056478][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.056613][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.056752][ T2757]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.056884][ T2757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.057023][ T2757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.057158][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.057332][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.057465][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.057606][ T2757]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.057741][ T2757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.057878][ T2757]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.058023][ T2757]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.058158][ T2757]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.058303][ T2757]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.058437][ T2757]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.058569][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.058704][ T2757]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.058837][ T2757]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.058980][ T2757]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.059119][ T2757]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.059264][ T2757]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.059398][ T2757]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.059563][ T2757]  ? move_addr_to_kernel (net/socket.c:258)
[   72.059705][ T2757]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.059840][ T2757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.059983][ T2757]  ___sys_sendmsg (net/socket.c:2752)
[   72.060122][ T2757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.060298][ T2757]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.060444][ T2757]  __sys_sendmsg (net/socket.c:2784)
[   72.060577][ T2757]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.060710][ T2757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.060880][ T2757]  ? 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)
[   72.061021][ T2757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.061159][ T2757]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.061303][ T2757]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.061434][ T2757]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.061570][ T2757]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.061737][ T2757] RIP: 0033:0x7fc26d69b08e
[   72.061886][ T2757] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.062376][ T2757] RSP: 002b:00007ffd5656daa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.062580][ T2757] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc26d69b08e
[   72.062785][ T2757] RDX: 0000000000000000 RSI: 00007ffd5656db50 RDI: 0000000000000005
[   72.062990][ T2757] RBP: 00007ffd5656dab0 R08: 0000000000000000 R09: 0000000000000000
[   72.063195][ T2757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   72.063402][ T2757] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5656e210
| [   72.066429][ T2757] ------------[ cut here ]------------
| [   72.066580][ T2757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2757
| [   72.066842][ T2757] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.067395][ T2757] Tainted: [W]=WARN
[   72.067493][ T2757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.067659][ T2757] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.067826][ T2757] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.068300][ T2757] RSP: 0018:ffa0000006ecf190 EFLAGS: 00010286
[   72.068468][ T2757] RAX: 00000000ffffffa6 RBX: ff11000005e470c0 RCX: 1ff4000000dd9df8
[   72.068663][ T2757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47170
[   72.068854][ T2757] RBP: ff11000010482000 R08: 1fe2200000bc8e2f R09: ff11000011292e58
[   72.069055][ T2757] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   72.069251][ T2757] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.069444][ T2757] FS:  00007fc26d461840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   72.069675][ T2757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.069846][ T2757] CR2: 00007f145e05b2a0 CR3: 000000000f15d006 CR4: 0000000000771ef0
[   72.070044][ T2757] PKRU: 55555554
[   72.070140][ T2757] Call Trace:
[   72.070241][ T2757]  <TASK>
[   72.070309][ T2757]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   72.070471][ T2757]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.070633][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.070764][ T2757]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   72.070893][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.071025][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.071152][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.071286][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.071415][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.071561][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.071689][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.071819][ T2757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.071947][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.072182][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.072311][ T2757]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   72.072445][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.072575][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.072704][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.072834][ T2757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.072963][ T2757]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.073151][ T2757]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.073283][ T2757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.073409][ T2757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.073534][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.073663][ T2757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.073796][ T2757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.073926][ T2757]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.074109][ T2757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.074244][ T2757]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.074430][ T2757]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.074558][ T2757]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.074692][ T2757]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.074819][ T2757]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.074953][ T2757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.075138][ T2757]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.075272][ T2757]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.075403][ T2757]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.075536][ T2757]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.075664][ T2757]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.075793][ T2757]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.075957][ T2757]  ? move_addr_to_kernel (net/socket.c:258)
[   72.076142][ T2757]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.076280][ T2757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.076410][ T2757]  ___sys_sendmsg (net/socket.c:2752)
[   72.076541][ T2757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.076705][ T2757]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.076844][ T2757]  __sys_sendmsg (net/socket.c:2784)
[   72.077029][ T2757]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.077159][ T2757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.077327][ T2757]  ? 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)
[   72.077456][ T2757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.077585][ T2757]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.077714][ T2757]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.077845][ T2757]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.078030][ T2757]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.078204][ T2757] RIP: 0033:0x7fc26d69b08e
[   72.078340][ T2757] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.078802][ T2757] RSP: 002b:00007ffd5656daa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.079050][ T2757] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc26d69b08e
[   72.079248][ T2757] RDX: 0000000000000000 RSI: 00007ffd5656db50 RDI: 0000000000000005
[   72.079441][ T2757] RBP: 00007ffd5656dab0 R08: 0000000000000000 R09: 0000000000000000
[   72.079631][ T2757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   72.079824][ T2757] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5656e210
| [   72.168718][ T2761] ------------[ cut here ]------------
| [   72.168983][ T2761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2761
| [   72.169413][ T2761] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.170230][ T2761] Tainted: [W]=WARN
[   72.170385][ T2761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.170658][ T2761] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.170889][ T2761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.171454][ T2761] RSP: 0018:ffa0000006b3efe0 EFLAGS: 00010286
[   72.171630][ T2761] RAX: 00000000ffffffa6 RBX: ff1100000f228340 RCX: 1ff4000000d67dc2
[   72.171900][ T2761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2283f0
[   72.172160][ T2761] RBP: ff11000011db2000 R08: 1fe2200001e4507f R09: ff11000004d98b58
[   72.172381][ T2761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   72.172590][ T2761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.172819][ T2761] FS:  00007febdf573840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   72.173134][ T2761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.173318][ T2761] CR2: 000000003f2ef988 CR3: 0000000004e53001 CR4: 0000000000771ef0
[   72.173536][ T2761] PKRU: 55555554
[   72.173706][ T2761] Call Trace:
[   72.173852][ T2761]  <TASK>
[   72.173930][ T2761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.174140][ T2761]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.174351][ T2761]  notifier_call_chain (kernel/notifier.c:85)
[   72.174561][ T2761]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   72.174749][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.174963][ T2761]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   72.175211][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.175411][ T2761]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   72.175579][ T2761]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.175714][ T2761]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   72.175851][ T2761]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   72.176071][ T2761]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   72.176314][ T2761] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   72.176512][ T2761]  ? write_profile (kernel/profile.c:194)
[   72.176649][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.176785][ T2761]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   72.176957][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.177194][ T2761]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   72.177373][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.177576][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.177801][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.178130][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.178312][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.178525][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.178710][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.178929][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.179285][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.179509][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.179680][ T2761]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   72.179873][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.180130][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.180304][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.180441][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.180583][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.180719][ T2761]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.180858][ T2761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.181111][ T2761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.181255][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.181396][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.181543][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.181684][ T2761]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.181825][ T2761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.181961][ T2761]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.182125][ T2761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.182264][ T2761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.182403][ T2761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.182539][ T2761]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.182677][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.182813][ T2761]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.182952][ T2761]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.183095][ T2761]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.183237][ T2761]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.183374][ T2761]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.183510][ T2761]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.183680][ T2761]  ? move_addr_to_kernel (net/socket.c:258)
[   72.183817][ T2761]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.183957][ T2761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.184102][ T2761]  ___sys_sendmsg (net/socket.c:2752)
[   72.184245][ T2761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.184418][ T2761]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.184567][ T2761]  __sys_sendmsg (net/socket.c:2784)
[   72.184709][ T2761]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.184846][ T2761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.185024][ T2761]  ? 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)
[   72.185160][ T2761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.185334][ T2761]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.185472][ T2761]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.185613][ T2761]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.185748][ T2761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.185917][ T2761] RIP: 0033:0x7febdf7ad08e
[   72.186069][ T2761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.186582][ T2761] RSP: 002b:00007ffce5abe300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.186790][ T2761] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007febdf7ad08e
[   72.187006][ T2761] RDX: 0000000000000000 RSI: 00007ffce5abe3b0 RDI: 0000000000000005
[   72.187215][ T2761] RBP: 00007ffce5abe310 R08: 0000000000000000 R09: 0000000000000000
[   72.187435][ T2761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   72.187643][ T2761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5abea70
| [   72.189651][ T2761] ------------[ cut here ]------------
| [   72.189799][ T2761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2761
| [   72.190079][ T2761] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.190627][ T2761] Tainted: [W]=WARN
[   72.190727][ T2761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.190891][ T2761] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.191470][ T2761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.191962][ T2761] RSP: 0018:ffa0000006b3f060 EFLAGS: 00010286
[   72.192312][ T2761] RAX: 00000000ffffffa6 RBX: ff1100000f229cc0 RCX: 1ff4000000d67dd2
[   72.192507][ T2761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f229d70
[   72.192726][ T2761] RBP: ff1100001140a000 R08: 1fe2200001e453af R09: ff11000004d98b58
[   72.192925][ T2761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   72.193132][ T2761] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006b3f100
[   72.193336][ T2761] FS:  00007febdf573840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   72.193573][ T2761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.193740][ T2761] CR2: 000000003f2ef988 CR3: 0000000004e53001 CR4: 0000000000771ef0
[   72.193935][ T2761] PKRU: 55555554
[   72.194038][ T2761] Call Trace:
[   72.194136][ T2761]  <TASK>
[   72.194237][ T2761]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.194385][ T2761]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.194489][ T2761]  netif_close_many (net/core/dev.c:1804)
[   72.194622][ T2761]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   72.194785][ T2761]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.194914][ T2761]  ? __dev_close_many (net/core/dev.c:1781)
[   72.195051][ T2761]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   72.195242][ T2761]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   72.195408][ T2761]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   72.195600][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.195745][ T2761]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.195909][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.196052][ T2761]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   72.196191][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.196324][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.196482][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.196618][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.196747][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.196894][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.197030][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.197160][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.197299][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.197428][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.197563][ T2761]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   72.197697][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.197828][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.197956][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.198090][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.198227][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.198356][ T2761]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.198487][ T2761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.198623][ T2761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.198753][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.198885][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.199018][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.199149][ T2761]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.199284][ T2761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.199419][ T2761]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.199557][ T2761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.199694][ T2761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.199828][ T2761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.199961][ T2761]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.200098][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.200257][ T2761]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.200395][ T2761]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.200526][ T2761]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.200664][ T2761]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.200800][ T2761]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.200943][ T2761]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.201111][ T2761]  ? move_addr_to_kernel (net/socket.c:258)
[   72.201261][ T2761]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.201393][ T2761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.201527][ T2761]  ___sys_sendmsg (net/socket.c:2752)
[   72.201662][ T2761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.201850][ T2761]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.201997][ T2761]  __sys_sendmsg (net/socket.c:2784)
[   72.202131][ T2761]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.202281][ T2761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.202446][ T2761]  ? 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)
[   72.202579][ T2761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.202715][ T2761]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.202845][ T2761]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.202998][ T2761]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.203131][ T2761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.203296][ T2761] RIP: 0033:0x7febdf7ad08e
[   72.203446][ T2761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.203924][ T2761] RSP: 002b:00007ffce5abe300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.204130][ T2761] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007febdf7ad08e
[   72.204333][ T2761] RDX: 0000000000000000 RSI: 00007ffce5abe3b0 RDI: 0000000000000005
[   72.204528][ T2761] RBP: 00007ffce5abe310 R08: 0000000000000000 R09: 0000000000000000
[   72.204727][ T2761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   72.205020][ T2761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5abea70
| [   72.215683][ T2761] ------------[ cut here ]------------
| [   72.215913][ T2761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2761
| [   72.216245][ T2761] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.216794][ T2761] Tainted: [W]=WARN
[   72.216896][ T2761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.217159][ T2761] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.217360][ T2761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.217851][ T2761] RSP: 0018:ffa0000006b3f190 EFLAGS: 00010286
[   72.218066][ T2761] RAX: 00000000ffffffa6 RBX: ff1100001045fb40 RCX: 1ff4000000d67df8
[   72.218350][ T2761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001045fbf0
[   72.218551][ T2761] RBP: ff1100001140a000 R08: 1fe220000208bf7f R09: ff11000004d98b58
[   72.218743][ T2761] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   72.219002][ T2761] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.219312][ T2761] FS:  00007febdf573840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   72.219685][ T2761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.219948][ T2761] CR2: 0000561b07814d5c CR3: 0000000004e53005 CR4: 0000000000771ef0
[   72.220247][ T2761] PKRU: 55555554
[   72.220350][ T2761] Call Trace:
[   72.220448][ T2761]  <TASK>
[   72.220514][ T2761]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   72.220679][ T2761]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.220846][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.220985][ T2761]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   72.221115][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.221268][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.221398][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.221524][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.221652][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.221822][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.221953][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.222088][ T2761]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.222227][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.222354][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.222482][ T2761]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   72.222627][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.222774][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.222901][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.223038][ T2761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.223172][ T2761]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   72.223299][ T2761]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.223426][ T2761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.223551][ T2761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.223702][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.223832][ T2761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.223957][ T2761]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.224107][ T2761]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.224241][ T2761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.224367][ T2761]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.224495][ T2761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.224706][ T2761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.224844][ T2761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.224980][ T2761]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.225108][ T2761]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.225248][ T2761]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.225374][ T2761]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.225500][ T2761]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.225629][ T2761]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.225761][ T2761]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.225890][ T2761]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.226054][ T2761]  ? move_addr_to_kernel (net/socket.c:258)
[   72.226205][ T2761]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.226340][ T2761]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.226470][ T2761]  ___sys_sendmsg (net/socket.c:2752)
[   72.226597][ T2761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.226754][ T2761]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.226894][ T2761]  __sys_sendmsg (net/socket.c:2784)
[   72.227026][ T2761]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.227155][ T2761]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.227323][ T2761]  ? 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)
[   72.227452][ T2761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.227595][ T2761]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.227722][ T2761]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.227852][ T2761]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.227985][ T2761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.228144][ T2761] RIP: 0033:0x7febdf7ad08e
[   72.228284][ T2761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.228763][ T2761] RSP: 002b:00007ffce5abe300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.228955][ T2761] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007febdf7ad08e
[   72.229154][ T2761] RDX: 0000000000000000 RSI: 00007ffce5abe3b0 RDI: 0000000000000005
[   72.229347][ T2761] RBP: 00007ffce5abe310 R08: 0000000000000000 R09: 0000000000000000
[   72.229533][ T2761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb3
[   72.229722][ T2761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5abea70
| [   72.261914][  T166] ------------[ cut here ]------------
| [   72.262131][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   72.262441][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.263131][  T166] Tainted: [W]=WARN
[   72.263253][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.263453][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.263655][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.265153][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   72.265351][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c8d30c0 RCX: 1ff4000000108ebf
[   72.265577][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d3170
[   72.265804][  T166] RBP: ff11000011db2000 R08: 1fe220000191a62f R09: ff1100000cab2f20
[   72.266321][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   72.266549][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   72.266780][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   72.267199][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.267394][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   72.267619][  T166] PKRU: 55555554
[   72.267734][  T166] Call Trace:
[   72.267847][  T166]  <TASK>
[   72.267927][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.268219][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.268352][  T166]  netif_close_many (net/core/dev.c:1804)
[   72.268504][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.268660][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   72.268811][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.268965][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   72.269258][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   72.269457][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   72.269647][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.269800][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.269952][  T166]  ? __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)
[   72.270233][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.270386][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.270572][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   72.270723][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   72.270875][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.271172][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.271333][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   72.271486][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.271637][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   72.271794][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   72.271948][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   72.272233][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   72.272424][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   72.272626][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   72.272779][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   72.272930][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   72.273248][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   72.273401][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   72.273566][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   72.273716][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   72.273867][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   72.274110][  T166]  new_sync_write (fs/read_write.c:595)
[   72.274278][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.274429][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   72.274581][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.274734][  T166]  ? ksys_write (fs/read_write.c:740)
[   72.274890][  T166]  vfs_write (fs/read_write.c:688)
[   72.275138][  T166]  ksys_write (fs/read_write.c:740)
[   72.275259][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   72.275415][  T166]  ? 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)
[   72.275565][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.275716][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.275865][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.276140][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.276296][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.276513][  T166] RIP: 0033:0x7fd8e6c0c08e
[   72.276673][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.277265][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   72.277496][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   72.277724][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   72.277953][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   72.278189][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   72.278419][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   72.283657][  T166] ------------[ cut here ]------------
| [   72.283839][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   72.284136][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.284768][  T166] Tainted: [W]=WARN
[   72.284878][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.285718][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.285908][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.286478][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   72.286660][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c8d27c0 RCX: 1ff4000000108eef
[   72.286882][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2870
[   72.287159][  T166] RBP: ff11000011db2000 R08: 1fe220000191a50f R09: ff1100000cab2ef8
[   72.287378][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   72.287589][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.287812][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   72.288201][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.288379][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   72.288589][  T166] PKRU: 55555554
[   72.288695][  T166] Call Trace:
[   72.288803][  T166]  <TASK>
[   72.288876][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   72.289120][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.289334][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   72.289478][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   72.289625][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.289769][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.289913][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   72.290114][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.290306][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   72.290526][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   72.290746][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   72.291091][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   72.291383][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   72.291655][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   72.291799][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   72.291942][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   72.292191][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   72.292331][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   72.292476][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   72.292620][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   72.292764][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   72.292871][  T166]  new_sync_write (fs/read_write.c:595)
[   72.293078][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.293224][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   72.293370][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.293511][  T166]  ? ksys_write (fs/read_write.c:740)
[   72.293656][  T166]  vfs_write (fs/read_write.c:688)
[   72.293763][  T166]  ksys_write (fs/read_write.c:740)
[   72.293872][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   72.294074][  T166]  ? 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)
[   72.294219][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.294360][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.294502][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.294641][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.294783][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.294958][  T166] RIP: 0033:0x7fd8e6c0c08e
[   72.295179][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.295675][  T166] RSP: 002b:00007ffe866f7410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   72.295891][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   72.296177][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   72.296386][  T166] RBP: 00007ffe866f7420 R08: 0000000000000000 R09: 0000000000000000
[   72.296598][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   72.296806][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   72.368229][  T166] ------------[ cut here ]------------
| [   72.368525][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   72.368883][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.369770][  T166] Tainted: [W]=WARN
[   72.369907][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.370182][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.370424][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.371055][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   72.371279][  T166] RAX: 00000000ffffffa6 RBX: ff11000011bfedc0 RCX: 1ff4000000108e65
[   72.371538][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfee70
[   72.371796][  T166] RBP: ff1100001162a000 R08: 1fe220000237fdcf R09: ff1100000cab2f48
[   72.372057][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   72.372385][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001162a000
[   72.372639][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   72.372941][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.373162][  T166] CR2: 000000003f2ef988 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   72.373425][  T166] PKRU: 55555554
[   72.373553][  T166] Call Trace:
[   72.373681][  T166]  <TASK>
[   72.373774][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.373949][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.374084][  T166]  register_netdevice (net/core/dev.c:11488)
[   72.374265][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   72.374478][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   72.374660][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   72.374879][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   72.375056][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   72.375276][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   72.375447][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   72.375710][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   72.375903][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   72.376041][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.376219][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   72.376434][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   72.376609][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   72.376782][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   72.376951][  T166]  really_probe (drivers/base/dd.c:709)
[   72.377129][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   72.377304][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   72.377477][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   72.377646][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   72.377816][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   72.377990][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   72.378169][  T166]  __device_attach (drivers/base/dd.c:1101)
[   72.378363][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.378620][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   72.378886][  T166]  ? 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)
[   72.379155][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   72.379427][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   72.379667][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   72.379842][  T166]  device_add (drivers/base/core.c:3706)
[   72.380026][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   72.380248][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   72.380419][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   72.380593][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   72.380810][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.380987][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   72.381205][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   72.381377][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   72.381548][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   72.381743][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   72.381916][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   72.382053][  T166]  new_sync_write (fs/read_write.c:595)
[   72.382230][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.382400][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   72.382573][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.382745][  T166]  ? ksys_write (fs/read_write.c:740)
[   72.382920][  T166]  vfs_write (fs/read_write.c:688)
[   72.383060][  T166]  ksys_write (fs/read_write.c:740)
[   72.383199][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   72.383369][  T166]  ? 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)
[   72.383539][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.383714][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.383886][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.384064][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.384241][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.384453][  T166] RIP: 0033:0x7fd8e6c0c08e
[   72.384634][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.385253][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   72.385517][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   72.385772][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   72.386031][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   72.386290][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   72.386548][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   72.391267][  T166] ------------[ cut here ]------------
| [   72.391514][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   72.391919][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.392647][  T166] Tainted: [W]=WARN
[   72.392758][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.393084][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.393393][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.394019][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   72.394209][  T166] RAX: 00000000ffffffa6 RBX: ff11000011bfe7c0 RCX: 1ff4000000108eef
[   72.394423][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfe870
[   72.394637][  T166] RBP: ff1100001162a000 R08: 1fe220000237fd0f R09: ff1100000cab2ef8
[   72.394933][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   72.395155][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.395477][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   72.395739][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.395921][  T166] CR2: 000000003f2ef988 CR3: 0000000009f65004 CR4: 0000000000771ef0
[   72.396249][  T166] PKRU: 55555554
[   72.396357][  T166] Call Trace:
[   72.396466][  T166]  <TASK>
[   72.396541][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   72.396728][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   72.396905][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   72.397059][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   72.397210][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.397355][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.397500][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   72.397668][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.397862][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   72.398015][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   72.398163][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   72.398313][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   72.398496][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   72.398776][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   72.398921][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   72.399072][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   72.399255][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   72.399503][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   72.399650][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   72.399793][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   72.399938][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   72.400057][  T166]  new_sync_write (fs/read_write.c:595)
[   72.400209][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.400352][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   72.400497][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.400740][  T166]  ? ksys_write (fs/read_write.c:740)
[   72.400889][  T166]  vfs_write (fs/read_write.c:688)
[   72.401008][  T166]  ksys_write (fs/read_write.c:740)
[   72.401117][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   72.401267][  T166]  ? 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)
[   72.401508][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.401654][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.401800][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.401943][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.402198][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.402377][  T166] RIP: 0033:0x7fd8e6c0c08e
[   72.402528][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.403140][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   72.403466][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   72.403680][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   72.403892][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   72.404113][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   72.404339][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   72.483661][  T166] ------------[ cut here ]------------
| [   72.484110][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   72.484794][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.486130][  T166] Tainted: [W]=WARN
[   72.486372][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.486725][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.487119][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.488045][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   72.488429][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a24c0 RCX: 1ff4000000108ed1
[   72.488814][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2570
[   72.489235][  T166] RBP: ff1100000cc1a000 R08: 1fe22000012744af R09: ff1100000cab2ef8
[   72.489627][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   72.489932][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc1a000
[   72.490255][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   72.490568][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.490827][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65006 CR4: 0000000000771ef0
[   72.491222][  T166] PKRU: 55555554
[   72.491389][  T166] Call Trace:
[   72.491551][  T166]  <TASK>
[   72.491691][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.491902][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.492141][  T166]  register_netdevice (net/core/dev.c:11488)
[   72.492355][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   72.492594][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   72.492816][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   72.493070][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   72.493281][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   72.493519][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   72.493758][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.493958][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   72.494179][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   72.494500][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   72.494767][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   72.495022][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   72.495229][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   72.495438][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   72.495636][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   72.495796][  T166]  new_sync_write (fs/read_write.c:595)
[   72.496015][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.496225][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   72.496424][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.496634][  T166]  ? ksys_write (fs/read_write.c:740)
[   72.496839][  T166]  vfs_write (fs/read_write.c:688)
[   72.497017][  T166]  ksys_write (fs/read_write.c:740)
[   72.497188][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   72.497386][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.497585][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.497799][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.498094][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.498307][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.498507][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.498741][  T166] RIP: 0033:0x7fd8e6c0c08e
[   72.498947][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.499552][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   72.499825][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   72.500107][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   72.500398][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   72.500667][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   72.500936][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   72.670491][  T166] ------------[ cut here ]------------
| [   72.670741][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./166
| [   72.671238][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.672009][  T166] Tainted: [W]=WARN
[   72.672189][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.672440][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.672693][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.673306][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   72.673546][  T166] RAX: 00000000ffffffa6 RBX: ff110000090a93c0 RCX: 1ff4000000108ed1
[   72.673820][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9470
[   72.674113][  T166] RBP: ff11000011f12000 R08: 1fe220000121528f R09: ff1100000cab2ef8
[   72.674397][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   72.674672][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f12000
[   72.674956][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   72.675295][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.675532][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   72.675808][  T166] PKRU: 55555554
[   72.675984][  T166] Call Trace:
[   72.676147][  T166]  <TASK>
[   72.676283][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.676489][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.676657][  T166]  register_netdevice (net/core/dev.c:11488)
[   72.676860][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   72.677112][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   72.677380][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   72.677623][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   72.677825][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   72.678076][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   72.678350][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.678554][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   72.678753][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   72.679001][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   72.679210][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   72.679445][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   72.679645][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   72.679843][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   72.680054][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   72.680226][  T166]  new_sync_write (fs/read_write.c:595)
[   72.680426][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.680626][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   72.680826][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.681145][  T166]  ? ksys_write (fs/read_write.c:740)
[   72.681374][  T166]  vfs_write (fs/read_write.c:688)
[   72.681549][  T166]  ksys_write (fs/read_write.c:740)
[   72.681733][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   72.681951][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.682183][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.682421][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.682626][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.682826][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.683038][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.683281][  T166] RIP: 0033:0x7fd8e6c0c08e
[   72.683486][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.684076][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   72.684363][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   72.684642][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   72.684915][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   72.685215][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   72.685498][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   72.869364][ T2777] ------------[ cut here ]------------
| [   72.869576][ T2777] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2777
| [   72.869913][ T2777] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.870714][ T2777] Tainted: [W]=WARN
[   72.870884][ T2777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.871297][ T2777] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.871523][ T2777] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.872063][ T2777] RSP: 0018:ffa0000006f5ef70 EFLAGS: 00010286
[   72.872276][ T2777] RAX: 00000000ffffffa6 RBX: ff110000107ea640 RCX: 1ff4000000debdb4
[   72.872494][ T2777] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea6f0
[   72.872713][ T2777] RBP: ff1100000cc1a000 R08: 1fe22000020fd4df R09: ff1100000c6b5180
[   72.872931][ T2777] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   72.873153][ T2777] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   72.873438][ T2777] FS:  00007f59d524f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   72.873806][ T2777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.874112][ T2777] CR2: 000000003a36ca28 CR3: 0000000011cea003 CR4: 0000000000771ef0
[   72.874367][ T2777] PKRU: 55555554
[   72.874482][ T2777] Call Trace:
[   72.874591][ T2777]  <TASK>
[   72.874696][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.874866][ T2777]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.875020][ T2777]  notifier_call_chain (kernel/notifier.c:85)
[   72.875175][ T2777]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   72.875333][ T2777]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.875496][ T2777]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   72.875675][ T2777]  netdev_upper_dev_link (net/core/dev.c:8972)
[   72.875825][ T2777]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   72.875980][ T2777] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   72.876154][ T2777]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   72.876312][ T2777] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   72.876468][ T2777]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   72.876630][ T2777]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   72.876805][ T2777]  ? nla_strscpy (lib/nlattr.c:795)
[   72.876964][ T2777]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   72.877117][ T2777]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.877265][ T2777]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.877419][ T2777]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.877576][ T2777]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.877728][ T2777]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.877874][ T2777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.878028][ T2777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.878177][ T2777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.878323][ T2777]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.878472][ T2777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.878634][ T2777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.878796][ T2777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.878947][ T2777]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.879103][ T2777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.879252][ T2777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.879397][ T2777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.879544][ T2777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.879708][ T2777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.879887][ T2777]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.880038][ T2777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.880230][ T2777]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.880376][ T2777]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.880521][ T2777]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.880667][ T2777]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.880856][ T2777]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.881029][ T2777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.881186][ T2777]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.881417][ T2777]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.881642][ T2777]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.881885][ T2777]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.882126][ T2777]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.882297][ T2777]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.882501][ T2777]  ? move_addr_to_kernel (net/socket.c:258)
[   72.882667][ T2777]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.882820][ T2777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.882976][ T2777]  ___sys_sendmsg (net/socket.c:2752)
[   72.883128][ T2777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.883410][ T2777]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.883707][ T2777]  __sys_sendmsg (net/socket.c:2784)
[   72.883938][ T2777]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.884172][ T2777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.884371][ T2777]  ? 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)
[   72.884597][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.884784][ T2777]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.884979][ T2777]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.885143][ T2777]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.885309][ T2777]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.885503][ T2777] RIP: 0033:0x7f59d548908e
[   72.885656][ T2777] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.886221][ T2777] RSP: 002b:00007ffc4c171df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.886442][ T2777] RAX: ffffffffffffffda RBX: 00007ffc4c172588 RCX: 00007f59d548908e
[   72.886660][ T2777] RDX: 0000000000000000 RSI: 00007ffc4c171ea0 RDI: 0000000000000005
[   72.886888][ T2777] RBP: 00007ffc4c171e00 R08: 0000000000000000 R09: 0000000000000000
[   72.887138][ T2777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   72.887360][ T2777] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c172560
| [   72.889177][ T2777] ------------[ cut here ]------------
| [   72.889343][ T2777] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2777
| [   72.889647][ T2777] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.890284][ T2777] Tainted: [W]=WARN
[   72.890403][ T2777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.890606][ T2777] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.890794][ T2777] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.891341][ T2777] RSP: 0018:ffa0000006f5efd0 EFLAGS: 00010286
[   72.891568][ T2777] RAX: 00000000ffffffa6 RBX: ff110000107ea040 RCX: 1ff4000000debdc0
[   72.891814][ T2777] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ea0f0
[   72.892035][ T2777] RBP: ff1100000be7a000 R08: 1fe22000020fd41f R09: ff1100000c6b5180
[   72.892270][ T2777] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   72.892486][ T2777] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   72.892728][ T2777] FS:  00007f59d524f840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   72.892991][ T2777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.893178][ T2777] CR2: 000000003a36ca28 CR3: 0000000011cea003 CR4: 0000000000771ef0
[   72.893420][ T2777] PKRU: 55555554
[   72.893531][ T2777] Call Trace:
[   72.893646][ T2777]  <TASK>
[   72.893728][ T2777]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.893903][ T2777]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.894020][ T2777]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.894190][ T2777]  __dev_notify_flags (net/core/dev.c:9787)
[   72.894337][ T2777]  ? netif_change_name (net/core/dev.c:1495)
[   72.894482][ T2777]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   72.894658][ T2777]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   72.894810][ T2777]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   72.894983][ T2777] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   72.895134][ T2777]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   72.895290][ T2777] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   72.895438][ T2777]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   72.895638][ T2777]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   72.895861][ T2777]  ? nla_strscpy (lib/nlattr.c:795)
[   72.896060][ T2777]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   72.896287][ T2777]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.896435][ T2777]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.896581][ T2777]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.896750][ T2777]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.896900][ T2777]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.897073][ T2777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.897290][ T2777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.897440][ T2777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.897586][ T2777]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.897735][ T2777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.897884][ T2777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.898052][ T2777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.898208][ T2777]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.898352][ T2777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.898498][ T2777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.898650][ T2777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.898796][ T2777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.898939][ T2777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.899090][ T2777]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.899242][ T2777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.899432][ T2777]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.899588][ T2777]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.899742][ T2777]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.899889][ T2777]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.900064][ T2777]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.900215][ T2777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.900363][ T2777]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.900537][ T2777]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.900738][ T2777]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.900884][ T2777]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.901060][ T2777]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.901215][ T2777]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.901397][ T2777]  ? move_addr_to_kernel (net/socket.c:258)
[   72.901546][ T2777]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.901694][ T2777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.901844][ T2777]  ___sys_sendmsg (net/socket.c:2752)
[   72.901993][ T2777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.902207][ T2777]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.902368][ T2777]  __sys_sendmsg (net/socket.c:2784)
[   72.902516][ T2777]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.902682][ T2777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.903593][ T2777]  ? 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)
[   72.903794][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.903960][ T2777]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.904154][ T2777]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.904386][ T2777]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.904617][ T2777]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.904912][ T2777] RIP: 0033:0x7f59d548908e
[   72.905159][ T2777] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.905719][ T2777] RSP: 002b:00007ffc4c171df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.906106][ T2777] RAX: ffffffffffffffda RBX: 00007ffc4c172588 RCX: 00007f59d548908e
[   72.906486][ T2777] RDX: 0000000000000000 RSI: 00007ffc4c171ea0 RDI: 0000000000000005
[   72.906841][ T2777] RBP: 00007ffc4c171e00 R08: 0000000000000000 R09: 0000000000000000
[   72.907129][ T2777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   72.907446][ T2777] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c172560
| [   72.938092][ T2778] ------------[ cut here ]------------
| [   72.938372][ T2778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2778
| [   72.938716][ T2778] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   72.939442][ T2778] Tainted: [W]=WARN
[   72.939601][ T2778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.939833][ T2778] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.940381][ T2778] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.941076][ T2778] RSP: 0018:ffa0000006f6f020 EFLAGS: 00010286
[   72.941392][ T2778] RAX: 00000000ffffffa6 RBX: ff1100000c610c40 RCX: 1ff4000000deddca
[   72.941703][ T2778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610cf0
[   72.942034][ T2778] RBP: ff1100000be7a000 R08: 1fe22000018c219f R09: ff1100000c982e58
[   72.942358][ T2778] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   72.942685][ T2778] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.943054][ T2778] FS:  00007f9cbbc7b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   72.943465][ T2778] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.943684][ T2778] CR2: 000000000255f988 CR3: 0000000011fd7005 CR4: 0000000000771ef0
[   72.943945][ T2778] PKRU: 55555554
[   72.944117][ T2778] Call Trace:
[   72.944306][ T2778]  <TASK>
[   72.944444][ T2778]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.944652][ T2778]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.944814][ T2778]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.945025][ T2778]  __dev_notify_flags (net/core/dev.c:9787)
[   72.945291][ T2778]  ? netif_change_name (net/core/dev.c:1495)
[   72.945497][ T2778]  ? __dev_change_flags (net/core/dev.c:9752)
[   72.945692][ T2778]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   72.945903][ T2778]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.946116][ T2778]  ? 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))
[   72.946340][ T2778]  netif_change_flags (net/core/dev.c:9820)
[   72.946537][ T2778]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.946725][ T2778]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   72.946916][ T2778]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.947119][ T2778]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.947377][ T2778]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.947570][ T2778]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.947760][ T2778]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.947948][ T2778]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.948151][ T2778]  ? __kernel_text_address (kernel/extable.c:79)
[   72.948350][ T2778]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.948541][ T2778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.948731][ T2778]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.948920][ T2778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.949121][ T2778]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.949321][ T2778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.949508][ T2778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.949694][ T2778]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.949880][ T2778]  ? __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)
[   72.950098][ T2778]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.950324][ T2778]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.950551][ T2778]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.950742][ T2778]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.950934][ T2778]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.951137][ T2778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.951330][ T2778]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.951520][ T2778]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.951704][ T2778]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.951929][ T2778]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.952137][ T2778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.952341][ T2778]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.952531][ T2778]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.952773][ T2778]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.952984][ T2778]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.953187][ T2778]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.953383][ T2778]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.953570][ T2778]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.953756][ T2778]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.953961][ T2778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.954162][ T2778]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.954357][ T2778]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.954542][ T2778]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.954742][ T2778]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.954941][ T2778]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   72.955191][ T2778]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   72.955393][ T2778]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.955586][ T2778]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.955778][ T2778]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.955992][ T2778]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.956241][ T2778]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.956522][ T2778]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.956799][ T2778]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.957068][ T2778]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.957326][ T2778]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.957626][ T2778]  ? move_addr_to_kernel (net/socket.c:258)
[   72.957819][ T2778]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.958022][ T2778]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.958219][ T2778]  ___sys_sendmsg (net/socket.c:2752)
[   72.958421][ T2778]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.958670][ T2778]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.958895][ T2778]  __sys_sendmsg (net/socket.c:2784)
[   72.959094][ T2778]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.959302][ T2778]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.959536][ T2778]  ? 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)
[   72.959723][ T2778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.959931][ T2778]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.960143][ T2778]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.960339][ T2778]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.960527][ T2778]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.960751][ T2778] RIP: 0033:0x7f9cbbeb508e
[   72.960948][ T2778] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.961536][ T2778] RSP: 002b:00007ffcbc681120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.961802][ T2778] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9cbbeb508e
[   72.962071][ T2778] RDX: 0000000000000000 RSI: 00007ffcbc6811d0 RDI: 0000000000000005
[   72.962338][ T2778] RBP: 00007ffcbc681130 R08: 0000000000000000 R09: 0000000000000000
[   72.962608][ T2778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   72.962862][ T2778] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbc681890
| [   73.045677][ T2783] ------------[ cut here ]------------
| [   73.045915][ T2783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2783
| [   73.046248][ T2783] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.046850][ T2783] Tainted: [W]=WARN
[   73.046961][ T2783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.047148][ T2783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.047368][ T2783] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.047899][ T2783] RSP: 0018:ffa0000006faef70 EFLAGS: 00010286
[   73.048093][ T2783] RAX: 00000000ffffffa6 RBX: ff11000005e47240 RCX: 1ff4000000df5db4
[   73.048326][ T2783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e472f0
[   73.048592][ T2783] RBP: ff11000011f12000 R08: 1fe2200000bc8e5f R09: ff1100001249d180
[   73.048832][ T2783] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   73.049058][ T2783] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   73.049279][ T2783] FS:  00007fcf96b39840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   73.049533][ T2783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.049738][ T2783] CR2: 0000000020684a28 CR3: 000000000f117001 CR4: 0000000000771ef0
[   73.049956][ T2783] PKRU: 55555554
[   73.050072][ T2783] Call Trace:
[   73.050186][ T2783]  <TASK>
[   73.050263][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.050408][ T2783]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   73.050551][ T2783]  notifier_call_chain (kernel/notifier.c:85)
[   73.050700][ T2783]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   73.050846][ T2783]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   73.051002][ T2783]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   73.051146][ T2783]  netdev_upper_dev_link (net/core/dev.c:8972)
[   73.051295][ T2783]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   73.051440][ T2783] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   73.051590][ T2783]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   73.051737][ T2783] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   73.051885][ T2783]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   73.052060][ T2783]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   73.052212][ T2783]  ? nla_strscpy (lib/nlattr.c:795)
[   73.052634][ T2783]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   73.052788][ T2783]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.052930][ T2783]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.053081][ T2783]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.053250][ T2783]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.053397][ T2783]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.053541][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.053685][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.053829][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.053974][ T2783]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.054118][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.054356][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.054502][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.054645][ T2783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.054793][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.054939][ T2783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.055088][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.055242][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.055409][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.055557][ T2783]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.055701][ T2783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.055845][ T2783]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.055998][ T2783]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.056152][ T2783]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.056309][ T2783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.056456][ T2783]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.056600][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.056760][ T2783]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.056905][ T2783]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.057057][ T2783]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.057211][ T2783]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.057379][ T2783]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.057527][ T2783]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.057708][ T2783]  ? move_addr_to_kernel (net/socket.c:258)
[   73.057880][ T2783]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.058030][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.058186][ T2783]  ___sys_sendmsg (net/socket.c:2752)
[   73.058340][ T2783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.058529][ T2783]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.058683][ T2783]  __sys_sendmsg (net/socket.c:2784)
[   73.058848][ T2783]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.059000][ T2783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.059185][ T2783]  ? 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)
[   73.059327][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.059469][ T2783]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.059635][ T2783]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.059793][ T2783]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.059937][ T2783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.060140][ T2783] RIP: 0033:0x7fcf96d7308e
[   73.060308][ T2783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.060821][ T2783] RSP: 002b:00007ffc5a768a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.061046][ T2783] RAX: ffffffffffffffda RBX: 00007ffc5a7691f8 RCX: 00007fcf96d7308e
[   73.061293][ T2783] RDX: 0000000000000000 RSI: 00007ffc5a768b10 RDI: 0000000000000005
[   73.061530][ T2783] RBP: 00007ffc5a768a70 R08: 0000000000000000 R09: 0000000000000000
[   73.061750][ T2783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.061962][ T2783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a7691d0
| [   73.063717][ T2783] ------------[ cut here ]------------
| [   73.063887][ T2783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2783
| [   73.064204][ T2783] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.064803][ T2783] Tainted: [W]=WARN
[   73.064915][ T2783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.065105][ T2783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.065299][ T2783] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.065895][ T2783] RSP: 0018:ffa0000006faefd0 EFLAGS: 00010286
[   73.066087][ T2783] RAX: 00000000ffffffa6 RBX: ff11000005e461c0 RCX: 1ff4000000df5dc0
[   73.066315][ T2783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46270
[   73.066536][ T2783] RBP: ff11000010482000 R08: 1fe2200000bc8c4f R09: ff1100001249d180
[   73.066791][ T2783] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   73.067026][ T2783] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   73.067250][ T2783] FS:  00007fcf96b39840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   73.067505][ T2783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.067686][ T2783] CR2: 0000000020684a28 CR3: 000000000f117001 CR4: 0000000000771ef0
[   73.067900][ T2783] PKRU: 55555554
[   73.068030][ T2783] Call Trace:
[   73.068140][ T2783]  <TASK>
[   73.068220][ T2783]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.068370][ T2783]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.068478][ T2783]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   73.068639][ T2783]  __dev_notify_flags (net/core/dev.c:9787)
[   73.068785][ T2783]  ? netif_change_name (net/core/dev.c:1495)
[   73.068928][ T2783]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   73.069079][ T2783]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   73.069230][ T2783]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.069378][ T2783] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   73.069553][ T2783]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   73.069719][ T2783] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   73.069865][ T2783]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   73.070017][ T2783]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   73.070161][ T2783]  ? nla_strscpy (lib/nlattr.c:795)
[   73.070314][ T2783]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   73.070462][ T2783]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.070652][ T2783]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.070797][ T2783]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.070946][ T2783]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.071114][ T2783]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.071261][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.071405][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.071548][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.071699][ T2783]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.071867][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.072028][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.072182][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.072327][ T2783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.072469][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.072614][ T2783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.072757][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.072908][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.073070][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.073224][ T2783]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.073371][ T2783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.073540][ T2783]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.073696][ T2783]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.073851][ T2783]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.074025][ T2783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.074178][ T2783]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.074342][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.074488][ T2783]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.074636][ T2783]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.074794][ T2783]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.074956][ T2783]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.075118][ T2783]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.075265][ T2783]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.075455][ T2783]  ? move_addr_to_kernel (net/socket.c:258)
[   73.075601][ T2783]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.075746][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.075923][ T2783]  ___sys_sendmsg (net/socket.c:2752)
[   73.076081][ T2783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.076287][ T2783]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.076444][ T2783]  __sys_sendmsg (net/socket.c:2784)
[   73.076592][ T2783]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.076734][ T2783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.076916][ T2783]  ? 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)
[   73.077077][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.077233][ T2783]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.077378][ T2783]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.077522][ T2783]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.077667][ T2783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.077849][ T2783] RIP: 0033:0x7fcf96d7308e
[   73.078003][ T2783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.078524][ T2783] RSP: 002b:00007ffc5a768a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.078762][ T2783] RAX: ffffffffffffffda RBX: 00007ffc5a7691f8 RCX: 00007fcf96d7308e
[   73.078985][ T2783] RDX: 0000000000000000 RSI: 00007ffc5a768b10 RDI: 0000000000000005
[   73.079202][ T2783] RBP: 00007ffc5a768a70 R08: 0000000000000000 R09: 0000000000000000
[   73.079431][ T2783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.079653][ T2783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a7691d0
| [   73.116072][ T2784] ------------[ cut here ]------------
| [   73.116255][ T2784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2784
| [   73.116530][ T2784] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.117085][ T2784] Tainted: [W]=WARN
[   73.117197][ T2784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.117370][ T2784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.117544][ T2784] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.118100][ T2784] RSP: 0018:ffa0000006fbf020 EFLAGS: 00010286
[   73.118280][ T2784] RAX: 00000000ffffffa6 RBX: ff11000005e47840 RCX: 1ff4000000df7dca
[   73.118497][ T2784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e478f0
[   73.118724][ T2784] RBP: ff11000010482000 R08: 1fe2200000bc8f1f R09: ff11000012202e58
[   73.118924][ T2784] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   73.119131][ T2784] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.119340][ T2784] FS:  00007f69f899d840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   73.119580][ T2784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.119750][ T2784] CR2: 000000003b408988 CR3: 0000000010018004 CR4: 0000000000771ef0
[   73.119952][ T2784] PKRU: 55555554
[   73.120252][ T2784] Call Trace:
[   73.120366][ T2784]  <TASK>
[   73.120438][ T2784]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.120574][ T2784]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.120675][ T2784]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.120810][ T2784]  __dev_notify_flags (net/core/dev.c:9787)
[   73.120945][ T2784]  ? netif_change_name (net/core/dev.c:1495)
[   73.121081][ T2784]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.121232][ T2784]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.121363][ T2784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.121503][ T2784]  ? 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))
[   73.121645][ T2784]  netif_change_flags (net/core/dev.c:9820)
[   73.121788][ T2784]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.121926][ T2784]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.122070][ T2784]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.122211][ T2784]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.122378][ T2784]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.122515][ T2784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.122647][ T2784]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.122785][ T2784]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.122931][ T2784]  ? __kernel_text_address (kernel/extable.c:79)
[   73.123074][ T2784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.123212][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.123347][ T2784]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.123481][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.123617][ T2784]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.123750][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.123885][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.124029][ T2784]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.124162][ T2784]  ? __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)
[   73.124299][ T2784]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.124435][ T2784]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.124572][ T2784]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.124708][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.124844][ T2784]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.124996][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.125128][ T2784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.125266][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.125398][ T2784]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.125531][ T2784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.125668][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.125804][ T2784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.125955][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.126098][ T2784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.126245][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.126379][ T2784]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.126529][ T2784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.126666][ T2784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.126801][ T2784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.126942][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.127080][ T2784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.127220][ T2784]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.127357][ T2784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.127507][ T2784]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.127644][ T2784]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.127779][ T2784]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.127915][ T2784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.128055][ T2784]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.128203][ T2784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.128341][ T2784]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.128475][ T2784]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.128619][ T2784]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.128762][ T2784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.128915][ T2784]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.129052][ T2784]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.129223][ T2784]  ? move_addr_to_kernel (net/socket.c:258)
[   73.129357][ T2784]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.129500][ T2784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.129639][ T2784]  ___sys_sendmsg (net/socket.c:2752)
[   73.129771][ T2784]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.129937][ T2784]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.130093][ T2784]  __sys_sendmsg (net/socket.c:2784)
[   73.130230][ T2784]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.130376][ T2784]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.130547][ T2784]  ? 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)
[   73.130680][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.130813][ T2784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.130953][ T2784]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.131091][ T2784]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.131230][ T2784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.131401][ T2784] RIP: 0033:0x7f69f8bd708e
[   73.131561][ T2784] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.132043][ T2784] RSP: 002b:00007ffefae851b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.132248][ T2784] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f69f8bd708e
[   73.132450][ T2784] RDX: 0000000000000000 RSI: 00007ffefae85260 RDI: 0000000000000005
[   73.132652][ T2784] RBP: 00007ffefae851c0 R08: 0000000000000000 R09: 0000000000000000
[   73.132876][ T2784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.133088][ T2784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefae85920
| [   73.196271][ T2789] ------------[ cut here ]------------
| [   73.196459][ T2789] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2789
| [   73.196766][ T2789] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.197828][ T2789] Tainted: [W]=WARN
[   73.197954][ T2789] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.198141][ T2789] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.198336][ T2789] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.198807][ T2789] RSP: 0018:ffa0000006fef020 EFLAGS: 00010286
[   73.199072][ T2789] RAX: 00000000ffffffa6 RBX: ff1100000f2299c0 RCX: 1ff4000000dfddca
[   73.199429][ T2789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f229a70
[   73.199626][ T2789] RBP: ff11000010482000 R08: 1fe2200001e4534f R09: ff11000011600b58
[   73.199825][ T2789] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   73.200026][ T2789] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.200233][ T2789] FS:  00007fa188f8f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   73.200463][ T2789] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.200630][ T2789] CR2: 000000001b555988 CR3: 00000000093ca004 CR4: 0000000000771ef0
[   73.200829][ T2789] PKRU: 55555554
[   73.200929][ T2789] Call Trace:
[   73.201036][ T2789]  <TASK>
[   73.201106][ T2789]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.201280][ T2789]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.201382][ T2789]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.201516][ T2789]  __dev_notify_flags (net/core/dev.c:9787)
[   73.201653][ T2789]  ? netif_change_name (net/core/dev.c:1495)
[   73.201783][ T2789]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   73.201915][ T2789]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.202055][ T2789]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.202213][ T2789]  ? 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))
[   73.202348][ T2789]  netif_change_flags (net/core/dev.c:9820)
[   73.202479][ T2789]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.202613][ T2789]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.202748][ T2789]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.202919][ T2789]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.203123][ T2789]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.203267][ T2789]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.203411][ T2789]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.203545][ T2789]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.203685][ T2789]  ? __kernel_text_address (kernel/extable.c:79)
[   73.203824][ T2789]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.203960][ T2789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.204120][ T2789]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.204273][ T2789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.204407][ T2789]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.204538][ T2789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.204670][ T2789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.204803][ T2789]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.204939][ T2789]  ? __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)
[   73.205079][ T2789]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.205234][ T2789]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.205372][ T2789]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.205509][ T2789]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.205655][ T2789]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.205790][ T2789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.205923][ T2789]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.206062][ T2789]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.206204][ T2789]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.206342][ T2789]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.206489][ T2789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.206621][ T2789]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.206753][ T2789]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.206885][ T2789]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.207024][ T2789]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.207171][ T2789]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.207334][ T2789]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.207492][ T2789]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.207648][ T2789]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.207785][ T2789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.207919][ T2789]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.208061][ T2789]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.208200][ T2789]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.208345][ T2789]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.208485][ T2789]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.208618][ T2789]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.208756][ T2789]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.208906][ T2789]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.209047][ T2789]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.209189][ T2789]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.209341][ T2789]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.209475][ T2789]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.209617][ T2789]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.209755][ T2789]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.209903][ T2789]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.210074][ T2789]  ? move_addr_to_kernel (net/socket.c:258)
[   73.210211][ T2789]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.210344][ T2789]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.210497][ T2789]  ___sys_sendmsg (net/socket.c:2752)
[   73.210632][ T2789]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.210797][ T2789]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.210942][ T2789]  __sys_sendmsg (net/socket.c:2784)
[   73.211095][ T2789]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.211239][ T2789]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.211406][ T2789]  ? 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)
[   73.211539][ T2789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.211676][ T2789]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.211810][ T2789]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.211945][ T2789]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.212081][ T2789]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.212250][ T2789] RIP: 0033:0x7fa1891c908e
[   73.212391][ T2789] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.212868][ T2789] RSP: 002b:00007ffd67f4d500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.213075][ T2789] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1891c908e
[   73.213277][ T2789] RDX: 0000000000000000 RSI: 00007ffd67f4d5b0 RDI: 0000000000000005
[   73.213503][ T2789] RBP: 00007ffd67f4d510 R08: 0000000000000000 R09: 0000000000000000
[   73.213704][ T2789] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.213905][ T2789] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd67f4dc70
| [   73.269853][ T2790] ------------[ cut here ]------------
| [   73.270182][ T2790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2790
| [   73.270707][ T2790] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.271719][ T2790] Tainted: [W]=WARN
[   73.271939][ T2790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.272447][ T2790] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.272796][ T2790] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.273634][ T2790] RSP: 0018:ffa0000006fff020 EFLAGS: 00010286
[   73.273957][ T2790] RAX: 00000000ffffffa6 RBX: ff110000107ebe40 RCX: 1ff4000000dffdca
[   73.274390][ T2790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ebef0
[   73.274776][ T2790] RBP: ff1100000be7a000 R08: 1fe22000020fd7df R09: ff11000004d98b58
[   73.275348][ T2790] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   73.275821][ T2790] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.276409][ T2790] FS:  00007feb9b0fb840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   73.276925][ T2790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.277267][ T2790] CR2: 00000000083e6988 CR3: 00000000106cb002 CR4: 0000000000771ef0
[   73.277638][ T2790] PKRU: 55555554
[   73.277851][ T2790] Call Trace:
[   73.278083][ T2790]  <TASK>
[   73.278257][ T2790]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.278528][ T2790]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.278742][ T2790]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.279023][ T2790]  __dev_notify_flags (net/core/dev.c:9787)
[   73.279300][ T2790]  ? netif_change_name (net/core/dev.c:1495)
[   73.279561][ T2790]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   73.279827][ T2790]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.280133][ T2790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.280440][ T2790]  ? 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))
[   73.280719][ T2790]  netif_change_flags (net/core/dev.c:9820)
[   73.281000][ T2790]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.281284][ T2790]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.281553][ T2790]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.281814][ T2790]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.282133][ T2790]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.282430][ T2790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.282687][ T2790]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.282945][ T2790]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.283252][ T2790]  ? __kernel_text_address (kernel/extable.c:79)
[   73.283516][ T2790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.283781][ T2790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.284060][ T2790]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.284331][ T2790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.284595][ T2790]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.284859][ T2790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.285126][ T2790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.285399][ T2790]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.285656][ T2790]  ? __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)
[   73.285900][ T2790]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.286162][ T2790]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.286424][ T2790]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.286688][ T2790]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.286950][ T2790]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.287245][ T2790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.287497][ T2790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.287750][ T2790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.288018][ T2790]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.288276][ T2790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.288524][ T2790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.288783][ T2790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.289050][ T2790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.289309][ T2790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.289567][ T2790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.289821][ T2790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.290100][ T2790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.290362][ T2790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.290624][ T2790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.290904][ T2790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.291211][ T2790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.291473][ T2790]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.291740][ T2790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.292028][ T2790]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.292333][ T2790]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.292602][ T2790]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.292862][ T2790]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.293137][ T2790]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.293403][ T2790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.293668][ T2790]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.293942][ T2790]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.294233][ T2790]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.294504][ T2790]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.294768][ T2790]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.295064][ T2790]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.295389][ T2790]  ? move_addr_to_kernel (net/socket.c:258)
[   73.295655][ T2790]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.295941][ T2790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.296237][ T2790]  ___sys_sendmsg (net/socket.c:2752)
[   73.296522][ T2790]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.296834][ T2790]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.297135][ T2790]  __sys_sendmsg (net/socket.c:2784)
[   73.297417][ T2790]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.297687][ T2790]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.298043][ T2790]  ? 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)
[   73.298324][ T2790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.298595][ T2790]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.298865][ T2790]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.299146][ T2790]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.299414][ T2790]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.299741][ T2790] RIP: 0033:0x7feb9b33508e
[   73.300037][ T2790] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.300860][ T2790] RSP: 002b:00007ffce518fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.301242][ T2790] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007feb9b33508e
[   73.301607][ T2790] RDX: 0000000000000000 RSI: 00007ffce518fe90 RDI: 0000000000000005
[   73.301990][ T2790] RBP: 00007ffce518fdf0 R08: 0000000000000000 R09: 0000000000000000
[   73.302375][ T2790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.302751][ T2790] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5190550
| [   73.338753][ T2791] ------------[ cut here ]------------
| [   73.338943][ T2791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2791
| [   73.340054][ T2791] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.340955][ T2791] Tainted: [W]=WARN
[   73.341228][ T2791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.341532][ T2791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.341713][ T2791] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.342222][ T2791] RSP: 0018:ffa000000700f020 EFLAGS: 00010286
[   73.342405][ T2791] RAX: 00000000ffffffa6 RBX: ff1100000c6116c0 RCX: 1ff4000000e01dca
[   73.342609][ T2791] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611770
[   73.342819][ T2791] RBP: ff1100000be7a000 R08: 1fe22000018c22ef R09: ff1100000bde5158
[   73.343036][ T2791] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   73.343274][ T2791] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.343479][ T2791] FS:  00007fd128f52840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   73.343722][ T2791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.343902][ T2791] CR2: 00007fd1292221a0 CR3: 000000000f177001 CR4: 0000000000771ef0
[   73.344122][ T2791] PKRU: 55555554
[   73.344229][ T2791] Call Trace:
[   73.344334][ T2791]  <TASK>
[   73.344407][ T2791]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.344555][ T2791]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.344681][ T2791]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.344883][ T2791]  __dev_notify_flags (net/core/dev.c:9787)
[   73.345098][ T2791]  ? netif_change_name (net/core/dev.c:1495)
[   73.345267][ T2791]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.345425][ T2791]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.345567][ T2791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.345710][ T2791]  ? 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))
[   73.345858][ T2791]  netif_change_flags (net/core/dev.c:9820)
[   73.346003][ T2791]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.346144][ T2791]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.346303][ T2791]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.346460][ T2791]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.346732][ T2791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.346893][ T2791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.347039][ T2791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.347197][ T2791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.347395][ T2791]  ? __kernel_text_address (kernel/extable.c:79)
[   73.347595][ T2791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.347802][ T2791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.348014][ T2791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.348225][ T2791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.348444][ T2791]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.348648][ T2791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.348854][ T2791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.349068][ T2791]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.349286][ T2791]  ? __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)
[   73.349497][ T2791]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.349705][ T2791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.349923][ T2791]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.350164][ T2791]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.350393][ T2791]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.350614][ T2791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.350817][ T2791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.351056][ T2791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.351274][ T2791]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.351484][ T2791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.351699][ T2791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.351907][ T2791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.352126][ T2791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.352323][ T2791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.352517][ T2791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.352712][ T2791]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.352913][ T2791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.353126][ T2791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.353333][ T2791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.353488][ T2791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.353627][ T2791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.354091][ T2791]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.354233][ T2791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.354371][ T2791]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.354510][ T2791]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.354647][ T2791]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.354783][ T2791]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.354924][ T2791]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.355070][ T2791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.355244][ T2791]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.355381][ T2791]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.355530][ T2791]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.355672][ T2791]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.355815][ T2791]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.355976][ T2791]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.356186][ T2791]  ? move_addr_to_kernel (net/socket.c:258)
[   73.356390][ T2791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.356614][ T2791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.356823][ T2791]  ___sys_sendmsg (net/socket.c:2752)
[   73.357034][ T2791]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.357219][ T2791]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.357369][ T2791]  __sys_sendmsg (net/socket.c:2784)
[   73.357554][ T2791]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.357751][ T2791]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.358019][ T2791]  ? 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)
[   73.358249][ T2791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.358452][ T2791]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.358615][ T2791]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.358785][ T2791]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.359009][ T2791]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.359214][ T2791] RIP: 0033:0x7fd12918c08e
[   73.359410][ T2791] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.360157][ T2791] RSP: 002b:00007ffd4e4867f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.360398][ T2791] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd12918c08e
[   73.360610][ T2791] RDX: 0000000000000000 RSI: 00007ffd4e4868a0 RDI: 0000000000000005
[   73.360825][ T2791] RBP: 00007ffd4e486800 R08: 0000000000000000 R09: 0000000000000000
[   73.361038][ T2791] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.361248][ T2791] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4e486f60
| [   73.401004][ T2792] ------------[ cut here ]------------
| [   73.401203][ T2792] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2792
| [   73.401506][ T2792] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.402139][ T2792] Tainted: [W]=WARN
[   73.402249][ T2792] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.402424][ T2792] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.402615][ T2792] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.403280][ T2792] RSP: 0018:ffa0000006fff020 EFLAGS: 00010286
[   73.403451][ T2792] RAX: 00000000ffffffa6 RBX: ff1100000ceee040 RCX: 1ff4000000dffdca
[   73.403652][ T2792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee0f0
[   73.403852][ T2792] RBP: ff11000010482000 R08: 1fe22000019ddc1f R09: ff11000011295158
[   73.404140][ T2792] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   73.404362][ T2792] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.404565][ T2792] FS:  00007f5f488a9840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   73.404805][ T2792] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.405004][ T2792] CR2: 0000000006082988 CR3: 000000001136f005 CR4: 0000000000771ef0
[   73.405218][ T2792] PKRU: 55555554
[   73.405325][ T2792] Call Trace:
[   73.405432][ T2792]  <TASK>
[   73.405503][ T2792]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.405642][ T2792]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.405744][ T2792]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.405904][ T2792]  __dev_notify_flags (net/core/dev.c:9787)
[   73.406055][ T2792]  ? netif_change_name (net/core/dev.c:1495)
[   73.406209][ T2792]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.406351][ T2792]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.406483][ T2792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.406619][ T2792]  ? 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))
[   73.406757][ T2792]  netif_change_flags (net/core/dev.c:9820)
[   73.406891][ T2792]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.407032][ T2792]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.407182][ T2792]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.407319][ T2792]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.407491][ T2792]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.407627][ T2792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.407767][ T2792]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.407906][ T2792]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.408046][ T2792]  ? __kernel_text_address (kernel/extable.c:79)
[   73.408193][ T2792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.408329][ T2792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.408468][ T2792]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.408605][ T2792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.408741][ T2792]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.408874][ T2792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.409013][ T2792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.409151][ T2792]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.409293][ T2792]  ? __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)
[   73.409427][ T2792]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.409562][ T2792]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.409698][ T2792]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.409843][ T2792]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.409989][ T2792]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.410126][ T2792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.410267][ T2792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.410400][ T2792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.410534][ T2792]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.410667][ T2792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.410806][ T2792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.410939][ T2792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.411078][ T2792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.411217][ T2792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.411358][ T2792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.411504][ T2792]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.411639][ T2792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.411774][ T2792]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.411909][ T2792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.412056][ T2792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.412194][ T2792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.412335][ T2792]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.412473][ T2792]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.412607][ T2792]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.412743][ T2792]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.412875][ T2792]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.413029][ T2792]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.413166][ T2792]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.413318][ T2792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.413452][ T2792]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.413587][ T2792]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.413730][ T2792]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.413867][ T2792]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.414007][ T2792]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.414139][ T2792]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.414310][ T2792]  ? move_addr_to_kernel (net/socket.c:258)
[   73.414448][ T2792]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.414584][ T2792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.414724][ T2792]  ___sys_sendmsg (net/socket.c:2752)
[   73.414861][ T2792]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.415050][ T2792]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.415200][ T2792]  __sys_sendmsg (net/socket.c:2784)
[   73.415335][ T2792]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.415473][ T2792]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.415648][ T2792]  ? 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)
[   73.415786][ T2792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.415923][ T2792]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.416064][ T2792]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.416206][ T2792]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.416342][ T2792]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.416508][ T2792] RIP: 0033:0x7f5f48ae308e
[   73.416657][ T2792] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.417151][ T2792] RSP: 002b:00007ffece9d6570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.417447][ T2792] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5f48ae308e
[   73.417706][ T2792] RDX: 0000000000000000 RSI: 00007ffece9d6620 RDI: 0000000000000005
[   73.417906][ T2792] RBP: 00007ffece9d6580 R08: 0000000000000000 R09: 0000000000000000
[   73.418115][ T2792] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.418322][ T2792] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece9d6ce0
| [   73.473112][ T2795] ------------[ cut here ]------------
| [   73.473313][ T2795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2795
| [   73.473614][ T2795] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.474241][ T2795] Tainted: [W]=WARN
[   73.474355][ T2795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.474543][ T2795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.474738][ T2795] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.475409][ T2795] RSP: 0018:ffa000000701ef70 EFLAGS: 00010286
[   73.475685][ T2795] RAX: 00000000ffffffa6 RBX: ff11000011ff1540 RCX: 1ff4000000e03db4
[   73.476022][ T2795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff15f0
[   73.476342][ T2795] RBP: ff1100000cc1a000 R08: 1fe22000023fe2bf R09: ff11000010440b80
[   73.476665][ T2795] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   73.476981][ T2795] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   73.477327][ T2795] FS:  00007f6c8a2fd840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   73.477713][ T2795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.478018][ T2795] CR2: 000000001cc0aa28 CR3: 0000000011267004 CR4: 0000000000771ef0
[   73.478382][ T2795] PKRU: 55555554
[   73.478571][ T2795] Call Trace:
[   73.478742][ T2795]  <TASK>
[   73.478856][ T2795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.479083][ T2795]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   73.479304][ T2795]  notifier_call_chain (kernel/notifier.c:85)
[   73.479523][ T2795]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   73.479770][ T2795]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   73.480004][ T2795]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   73.480221][ T2795]  netdev_upper_dev_link (net/core/dev.c:8972)
[   73.480430][ T2795]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   73.480643][ T2795] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   73.480867][ T2795]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   73.481104][ T2795] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   73.481326][ T2795]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   73.481545][ T2795]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   73.481749][ T2795]  ? nla_strscpy (lib/nlattr.c:795)
[   73.481965][ T2795]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   73.482195][ T2795]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.482434][ T2795]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.482655][ T2795]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.482884][ T2795]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.483120][ T2795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.483359][ T2795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.483591][ T2795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.483814][ T2795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.484028][ T2795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.484242][ T2795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.484416][ T2795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.484564][ T2795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.484711][ T2795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.484860][ T2795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.485027][ T2795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.485179][ T2795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.485328][ T2795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.485472][ T2795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.485619][ T2795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.485771][ T2795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.485993][ T2795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.486221][ T2795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.486368][ T2795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.486517][ T2795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.486667][ T2795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.486813][ T2795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.486989][ T2795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.487137][ T2795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.487292][ T2795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.487443][ T2795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.487591][ T2795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.487736][ T2795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.487916][ T2795]  ? move_addr_to_kernel (net/socket.c:258)
[   73.488069][ T2795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.488218][ T2795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.488366][ T2795]  ___sys_sendmsg (net/socket.c:2752)
[   73.488527][ T2795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.488708][ T2795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.488868][ T2795]  __sys_sendmsg (net/socket.c:2784)
[   73.489023][ T2795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.489168][ T2795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.489363][ T2795]  ? 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)
[   73.489508][ T2795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.489655][ T2795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.489817][ T2795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.489963][ T2795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.490122][ T2795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.490311][ T2795] RIP: 0033:0x7f6c8a53708e
[   73.490464][ T2795] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.490989][ T2795] RSP: 002b:00007ffeec551ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.491214][ T2795] RAX: ffffffffffffffda RBX: 00007ffeec552790 RCX: 00007f6c8a53708e
[   73.491432][ T2795] RDX: 0000000000000000 RSI: 00007ffeec5520a0 RDI: 0000000000000005
[   73.491667][ T2795] RBP: 00007ffeec552000 R08: 0000000000000000 R09: 0000000000000000
[   73.491885][ T2795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.492110][ T2795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeec552768
| [   73.493941][ T2795] ------------[ cut here ]------------
| [   73.494090][ T2795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2795
| [   73.494393][ T2795] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.495103][ T2795] Tainted: [W]=WARN
[   73.495223][ T2795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.495412][ T2795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.495710][ T2795] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.496344][ T2795] RSP: 0018:ffa000000701efd0 EFLAGS: 00010286
[   73.496529][ T2795] RAX: 00000000ffffffa6 RBX: ff11000011ff1e40 RCX: 1ff4000000e03dc0
[   73.496868][ T2795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff1ef0
[   73.497199][ T2795] RBP: ff1100001140a000 R08: 1fe22000023fe3df R09: ff11000010440b80
[   73.497430][ T2795] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   73.497648][ T2795] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001140ae04
[   73.497866][ T2795] FS:  00007f6c8a2fd840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   73.498153][ T2795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.498346][ T2795] CR2: 000000001cc0aa28 CR3: 0000000011267004 CR4: 0000000000771ef0
[   73.498667][ T2795] PKRU: 55555554
[   73.498879][ T2795] Call Trace:
[   73.498995][ T2795]  <TASK>
[   73.499071][ T2795]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.499221][ T2795]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.499332][ T2795]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   73.499479][ T2795]  __dev_notify_flags (net/core/dev.c:9787)
[   73.499624][ T2795]  ? netif_change_name (net/core/dev.c:1495)
[   73.499772][ T2795]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   73.499919][ T2795]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   73.500071][ T2795]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.500223][ T2795] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   73.500374][ T2795]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   73.500526][ T2795] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   73.500674][ T2795]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   73.500823][ T2795]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   73.500974][ T2795]  ? nla_strscpy (lib/nlattr.c:795)
[   73.501227][ T2795]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   73.501374][ T2795]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.501520][ T2795]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.501846][ T2795]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.502102][ T2795]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.502255][ T2795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.502498][ T2795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.502741][ T2795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.502938][ T2795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.503184][ T2795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.503413][ T2795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.503656][ T2795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.503891][ T2795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.504124][ T2795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.504280][ T2795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.504427][ T2795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.504573][ T2795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.504820][ T2795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.504974][ T2795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.505226][ T2795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.505473][ T2795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.505618][ T2795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.505764][ T2795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.505909][ T2795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.506061][ T2795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.506230][ T2795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.506383][ T2795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.506532][ T2795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.506680][ T2795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.506827][ T2795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.506979][ T2795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.507129][ T2795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.507290][ T2795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.507590][ T2795]  ? move_addr_to_kernel (net/socket.c:258)
[   73.507740][ T2795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.507886][ T2795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.508246][ T2795]  ___sys_sendmsg (net/socket.c:2752)
[   73.508392][ T2795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.508573][ T2795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.508736][ T2795]  __sys_sendmsg (net/socket.c:2784)
[   73.508883][ T2795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.509133][ T2795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.509324][ T2795]  ? 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)
[   73.509470][ T2795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.509620][ T2795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.509780][ T2795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.510034][ T2795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.510288][ T2795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.510491][ T2795] RIP: 0033:0x7f6c8a53708e
[   73.510650][ T2795] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.511297][ T2795] RSP: 002b:00007ffeec551ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.511524][ T2795] RAX: ffffffffffffffda RBX: 00007ffeec552790 RCX: 00007f6c8a53708e
[   73.511741][ T2795] RDX: 0000000000000000 RSI: 00007ffeec5520a0 RDI: 0000000000000005
[   73.511960][ T2795] RBP: 00007ffeec552000 R08: 0000000000000000 R09: 0000000000000000
[   73.512191][ T2795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.512408][ T2795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeec552768
| [   73.553266][ T2796] ------------[ cut here ]------------
| [   73.553562][ T2796] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2796
| [   73.554534][ T2796] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.555440][ T2796] Tainted: [W]=WARN
[   73.555635][ T2796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.555926][ T2796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.556252][ T2796] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.556966][ T2796] RSP: 0018:ffa000000694f020 EFLAGS: 00010286
[   73.557274][ T2796] RAX: 00000000ffffffa6 RBX: ff11000011ff0ac0 RCX: 1ff4000000d29dca
[   73.557605][ T2796] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff0b70
[   73.557935][ T2796] RBP: ff1100001140a000 R08: 1fe22000023fe16f R09: ff11000010442e58
[   73.558284][ T2796] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   73.558616][ T2796] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.558953][ T2796] FS:  00007f01b7fd9840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   73.559352][ T2796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.559637][ T2796] CR2: 000000002ad83988 CR3: 00000000124f6006 CR4: 0000000000771ef0
[   73.559982][ T2796] PKRU: 55555554
[   73.560181][ T2796] Call Trace:
[   73.560373][ T2796]  <TASK>
[   73.560530][ T2796]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.560778][ T2796]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.560991][ T2796]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.561277][ T2796]  __dev_notify_flags (net/core/dev.c:9787)
[   73.561523][ T2796]  ? netif_change_name (net/core/dev.c:1495)
[   73.561759][ T2796]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.562010][ T2796]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.562260][ T2796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.562501][ T2796]  ? 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))
[   73.562744][ T2796]  netif_change_flags (net/core/dev.c:9820)
[   73.563000][ T2796]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.563251][ T2796]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.563494][ T2796]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.563736][ T2796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.564040][ T2796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.564289][ T2796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.564532][ T2796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.564783][ T2796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.565044][ T2796]  ? __kernel_text_address (kernel/extable.c:79)
[   73.565304][ T2796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.565558][ T2796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.565811][ T2796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.566066][ T2796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.566313][ T2796]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.566551][ T2796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.566791][ T2796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.567047][ T2796]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.567299][ T2796]  ? __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)
[   73.567547][ T2796]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.567789][ T2796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.568047][ T2796]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.568301][ T2796]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.568552][ T2796]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.568799][ T2796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.569056][ T2796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.569311][ T2796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.569556][ T2796]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.569798][ T2796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.570061][ T2796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.570307][ T2796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.570550][ T2796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.570789][ T2796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.571052][ T2796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.571301][ T2796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.571546][ T2796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.571787][ T2796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.572043][ T2796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.572296][ T2796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.572535][ T2796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.572780][ T2796]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.573033][ T2796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.573284][ T2796]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.573534][ T2796]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.573767][ T2796]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.574028][ T2796]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.574281][ T2796]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.574524][ T2796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.574771][ T2796]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.575034][ T2796]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.575299][ T2796]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.575553][ T2796]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.575802][ T2796]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.576070][ T2796]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.576374][ T2796]  ? move_addr_to_kernel (net/socket.c:258)
[   73.576626][ T2796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.576882][ T2796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.577165][ T2796]  ___sys_sendmsg (net/socket.c:2752)
[   73.577417][ T2796]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.577713][ T2796]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.577997][ T2796]  __sys_sendmsg (net/socket.c:2784)
[   73.578255][ T2796]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.578500][ T2796]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.578802][ T2796]  ? 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)
[   73.579071][ T2796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.579330][ T2796]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.579579][ T2796]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.579825][ T2796]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.580083][ T2796]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.580385][ T2796] RIP: 0033:0x7f01b821308e
[   73.580649][ T2796] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.581428][ T2796] RSP: 002b:00007ffc1747a200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.581760][ T2796] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f01b821308e
[   73.582122][ T2796] RDX: 0000000000000000 RSI: 00007ffc1747a2b0 RDI: 0000000000000005
[   73.582480][ T2796] RBP: 00007ffc1747a210 R08: 0000000000000000 R09: 0000000000000000
[   73.582818][ T2796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.583177][ T2796] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1747a970
| [   73.709913][ T2805] ------------[ cut here ]------------
| [   73.710767][ T2805] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2805
| [   73.711117][ T2805] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.711785][ T2805] Tainted: [W]=WARN
[   73.711943][ T2805] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.712202][ T2805] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.712440][ T2805] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.712993][ T2805] RSP: 0018:ffa0000006e1f1b0 EFLAGS: 00010286
[   73.713221][ T2805] RAX: 00000000ffffffa6 RBX: ff1100000c498c40 RCX: 1ff4000000dc3dfc
[   73.713479][ T2805] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498cf0
[   73.713734][ T2805] RBP: ff11000007b51000 R08: 1fe220000189319f R09: ff1100000bd12e80
[   73.714002][ T2805] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   73.714260][ T2805] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   73.714515][ T2805] FS:  00007fac59fdc840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   73.714810][ T2805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.715044][ T2805] CR2: 0000000000445f00 CR3: 0000000011cc6004 CR4: 0000000000771ef0
[   73.715307][ T2805] PKRU: 55555554
[   73.715459][ T2805] Call Trace:
[   73.715611][ T2805]  <TASK>
[   73.715731][ T2805]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.715923][ T2805]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.716090][ T2805]  __dev_notify_flags (net/core/dev.c:9787)
[   73.716291][ T2805]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   73.716477][ T2805]  ? netif_change_name (net/core/dev.c:1495)
[   73.716667][ T2805]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.716857][ T2805]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   73.717058][ T2805]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.717257][ T2805]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.717446][ T2805]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.717640][ T2805]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.717835][ T2805]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.718036][ T2805]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.718250][ T2805]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.718441][ T2805]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.718626][ T2805]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.718812][ T2805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.719021][ T2805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.719219][ T2805]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.719409][ T2805]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.719597][ T2805]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.719785][ T2805]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.719985][ T2805]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.720181][ T2805]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.720368][ T2805]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.720556][ T2805]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.720741][ T2805]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.720929][ T2805]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.721133][ T2805]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.721334][ T2805]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.721524][ T2805]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.721713][ T2805]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.721900][ T2805]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.722124][ T2805]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.722387][ T2805]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.722577][ T2805]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.722769][ T2805]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.722958][ T2805]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.723227][ T2805]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.723536][ T2805]  ? move_addr_to_kernel (net/socket.c:258)
[   73.723810][ T2805]  ___sys_sendmsg (net/socket.c:2752)
[   73.724085][ T2805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.724285][ T2805]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.724481][ T2805]  ? 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))
[   73.724671][ T2805]  __sys_sendmsg (net/socket.c:2784)
[   73.724859][ T2805]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.725063][ T2805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.725262][ T2805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.725455][ T2805]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.725641][ T2805]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.725826][ T2805]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.726053][ T2805]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.726282][ T2805] RIP: 0033:0x7fac5a21608e
[   73.726478][ T2805] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.727024][ T2805] RSP: 002b:00007ffe9a2dcc70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.727289][ T2805] RAX: ffffffffffffffda RBX: 00007ffe9a2dd408 RCX: 00007fac5a21608e
[   73.727543][ T2805] RDX: 0000000000000000 RSI: 00007ffe9a2dcd20 RDI: 0000000000000005
[   73.727799][ T2805] RBP: 00007ffe9a2dcc80 R08: 0000000000000000 R09: 0000000000000000
[   73.728066][ T2805] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb4
[   73.728342][ T2805] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9a2dd3e0
| [   73.760259][ T2806] ------------[ cut here ]------------
| [   73.760466][ T2806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2806
| [   73.760744][ T2806] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   73.761357][ T2806] Tainted: [W]=WARN
[   73.761461][ T2806] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.761630][ T2806] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.761809][ T2806] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.762741][ T2806] RSP: 0018:ffa000000707f020 EFLAGS: 00010286
[   73.762930][ T2806] RAX: 00000000ffffffa6 RBX: ff11000011bff840 RCX: 1ff4000000e0fdca
[   73.763205][ T2806] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff8f0
[   73.763487][ T2806] RBP: ff11000007b51000 R08: 1fe220000237ff1f R09: ff1100000bd15158
[   73.763732][ T2806] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   73.764043][ T2806] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.764343][ T2806] FS:  00007fc93cd63840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   73.764611][ T2806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.764786][ T2806] CR2: 0000000012177988 CR3: 000000000f0ec006 CR4: 0000000000771ef0
[   73.765022][ T2806] PKRU: 55555554
[   73.765137][ T2806] Call Trace:
[   73.765248][ T2806]  <TASK>
[   73.765320][ T2806]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.765463][ T2806]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.765568][ T2806]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.765708][ T2806]  __dev_notify_flags (net/core/dev.c:9787)
[   73.765846][ T2806]  ? netif_change_name (net/core/dev.c:1495)
[   73.765989][ T2806]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.766127][ T2806]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.766265][ T2806]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.766402][ T2806]  ? 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))
[   73.766540][ T2806]  netif_change_flags (net/core/dev.c:9820)
[   73.766677][ T2806]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.766814][ T2806]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.766951][ T2806]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.767135][ T2806]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.767309][ T2806]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.767443][ T2806]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.767580][ T2806]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.767716][ T2806]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.767855][ T2806]  ? __kernel_text_address (kernel/extable.c:79)
[   73.768019][ T2806]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.768179][ T2806]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.768320][ T2806]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.768461][ T2806]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.768603][ T2806]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.768742][ T2806]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.768889][ T2806]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.769064][ T2806]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.769217][ T2806]  ? __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)
[   73.769357][ T2806]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.769492][ T2806]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.769629][ T2806]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.769766][ T2806]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.769906][ T2806]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.770066][ T2806]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.770215][ T2806]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.770351][ T2806]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.770487][ T2806]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.770622][ T2806]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.770761][ T2806]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.770899][ T2806]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.771058][ T2806]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.771209][ T2806]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.771348][ T2806]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.771483][ T2806]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.771620][ T2806]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.771758][ T2806]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.771895][ T2806]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.772060][ T2806]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.772207][ T2806]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.772343][ T2806]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.772478][ T2806]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.772616][ T2806]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.772756][ T2806]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   73.772891][ T2806]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   73.773064][ T2806]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.773209][ T2806]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.773344][ T2806]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.773482][ T2806]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.773619][ T2806]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.773755][ T2806]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.773897][ T2806]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.774059][ T2806]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.774203][ T2806]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.774371][ T2806]  ? move_addr_to_kernel (net/socket.c:258)
[   73.774507][ T2806]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.774642][ T2806]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.774778][ T2806]  ___sys_sendmsg (net/socket.c:2752)
[   73.774921][ T2806]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.775129][ T2806]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.775281][ T2806]  __sys_sendmsg (net/socket.c:2784)
[   73.775417][ T2806]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.775552][ T2806]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.775725][ T2806]  ? 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)
[   73.775861][ T2806]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.776020][ T2806]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.776169][ T2806]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.776311][ T2806]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.776450][ T2806]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.776672][ T2806] RIP: 0033:0x7fc93cf9d08e
[   73.776901][ T2806] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   73.777735][ T2806] RSP: 002b:00007ffc477b70f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.777959][ T2806] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc93cf9d08e
[   73.778207][ T2806] RDX: 0000000000000000 RSI: 00007ffc477b71a0 RDI: 0000000000000005
[   73.778411][ T2806] RBP: 00007ffc477b7100 R08: 0000000000000000 R09: 0000000000000000
[   73.778616][ T2806] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb5
[   73.778820][ T2806] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc477b7860
| [   74.072904][ T2827] ------------[ cut here ]------------
| [   74.073153][ T2827] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2827
| [   74.073449][ T2827] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.074100][ T2827] Tainted: [W]=WARN
[   74.074220][ T2827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.074399][ T2827] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.074588][ T2827] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.075138][ T2827] RSP: 0018:ffa000000712f020 EFLAGS: 00010286
[   74.075324][ T2827] RAX: 00000000ffffffa6 RBX: ff1100000f229540 RCX: 1ff4000000e25dca
[   74.075531][ T2827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2295f0
[   74.075741][ T2827] RBP: ff1100000cc1a000 R08: 1fe2200001e452bf R09: ff11000011600b80
[   74.075980][ T2827] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   74.076327][ T2827] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   74.076554][ T2827] FS:  00007fb5fc986840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   74.076818][ T2827] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.077132][ T2827] CR2: 000000003fb6d988 CR3: 0000000004d84002 CR4: 0000000000771ef0
[   74.077450][ T2827] PKRU: 55555554
[   74.077553][ T2827] Call Trace:
[   74.077656][ T2827]  <TASK>
[   74.077730][ T2827]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   74.077872][ T2827]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.078137][ T2827]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.078264][ T2827]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   74.078403][ T2827]  __dev_notify_flags (net/core/dev.c:9787)
[   74.078540][ T2827]  ? netif_change_name (net/core/dev.c:1495)
[   74.078677][ T2827]  ? __dev_change_flags (net/core/dev.c:9752)
[   74.078813][ T2827]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   74.078949][ T2827]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.079225][ T2827]  ? 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))
[   74.079384][ T2827]  netif_change_flags (net/core/dev.c:9820)
[   74.079521][ T2827]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   74.079659][ T2827]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.079794][ T2827]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.079963][ T2827]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.080243][ T2827]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.080384][ T2827]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.080519][ T2827]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.080654][ T2827]  ? __kernel_text_address (kernel/extable.c:79)
[   74.080790][ T2827]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.080930][ T2827]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.081210][ T2827]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.081357][ T2827]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.081495][ T2827]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.081653][ T2827]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.081789][ T2827]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.081922][ T2827]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.082107][ T2827]  ? __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)
[   74.082249][ T2827]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.082390][ T2827]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.082528][ T2827]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.082668][ T2827]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.082809][ T2827]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.082948][ T2827]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.083126][ T2827]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.083270][ T2827]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.083405][ T2827]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.083543][ T2827]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.083683][ T2827]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.083820][ T2827]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.083955][ T2827]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.084132][ T2827]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.084276][ T2827]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.084412][ T2827]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.084549][ T2827]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.084685][ T2827]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.084822][ T2827]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.084963][ T2827]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.085146][ T2827]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.085304][ T2827]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.085440][ T2827]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.085590][ T2827]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.085732][ T2827]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.085868][ T2827]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.086053][ T2827]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.086205][ T2827]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.086344][ T2827]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.086484][ T2827]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.086620][ T2827]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.086756][ T2827]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.086893][ T2827]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.087074][ T2827]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.087240][ T2827]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.087406][ T2827]  ? move_addr_to_kernel (net/socket.c:258)
[   74.087541][ T2827]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.087678][ T2827]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.087816][ T2827]  ___sys_sendmsg (net/socket.c:2752)
[   74.087951][ T2827]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.088244][ T2827]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.088396][ T2827]  __sys_sendmsg (net/socket.c:2784)
[   74.088533][ T2827]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.088669][ T2827]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.088860][ T2827]  ? 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)
[   74.089039][ T2827]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.089208][ T2827]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.089344][ T2827]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.089480][ T2827]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.089617][ T2827]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.089788][ T2827] RIP: 0033:0x7fb5fcbc008e
[   74.089933][ T2827] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.090531][ T2827] RSP: 002b:00007ffcd417e740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.090750][ T2827] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb5fcbc008e
[   74.090957][ T2827] RDX: 0000000000000000 RSI: 00007ffcd417e7f0 RDI: 0000000000000005
[   74.091209][ T2827] RBP: 00007ffcd417e750 R08: 0000000000000000 R09: 0000000000000000
[   74.091414][ T2827] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb5
[   74.091617][ T2827] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd417eeb0
| [   74.271711][ T2838] ------------[ cut here ]------------
| [   74.271985][ T2838] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2838
| [   74.272432][ T2838] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.273339][ T2838] Tainted: [W]=WARN
[   74.273499][ T2838] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.273781][ T2838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.274113][ T2838] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.274884][ T2838] RSP: 0018:ffa00000071cf4e8 EFLAGS: 00010286
[   74.275251][ T2838] RAX: 00000000ffffffa6 RBX: ff1100000c4987c0 RCX: 1ff4000000e39e63
[   74.275578][ T2838] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498870
[   74.275894][ T2838] RBP: ff1100000cc1a000 R08: 1fe220000189310f R09: ff11000010440ba8
[   74.276391][ T2838] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.276717][ T2838] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   74.277192][ T2838] FS:  00007f119cdc1100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   74.277576][ T2838] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.278005][ T2838] CR2: 00000000004d6034 CR3: 0000000011bf6001 CR4: 0000000000771ef0
[   74.278373][ T2838] PKRU: 55555554
[   74.278532][ T2838] Call Trace:
[   74.278692][ T2838]  <TASK>
[   74.278803][ T2838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.279194][ T2838]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.279438][ T2838]  notifier_call_chain (kernel/notifier.c:85)
[   74.279666][ T2838]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   74.279879][ T2838]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   74.280138][ T2838]  ethnl_set_features (net/ethtool/features.c:288)
[   74.280368][ T2838]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.280585][ T2838]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.280802][ T2838]  ? __nla_validate_parse (lib/nlattr.c:635)
[   74.281062][ T2838]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   74.281348][ T2838]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   74.281564][ T2838]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   74.281833][ T2838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.282097][ T2838]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.282332][ T2838]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.282547][ T2838]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   74.282771][ T2838]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   74.283060][ T2838]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.283337][ T2838]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.283550][ T2838]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.283770][ T2838]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   74.283993][ T2838]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.284232][ T2838]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   74.284464][ T2838]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.284697][ T2838]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.284907][ T2838]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.285193][ T2838]  genl_rcv (net/netlink/genetlink.c:1218)
[   74.285353][ T2838]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.285569][ T2838]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.285781][ T2838]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.286010][ T2838]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.286252][ T2838]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.286467][ T2838]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.286683][ T2838]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.286900][ T2838]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   74.287189][ T2838]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   74.287426][ T2838]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   74.287657][ T2838]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.287938][ T2838]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.288207][ T2838]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   74.288420][ T2838]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.288633][ T2838]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.288845][ T2838]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.289087][ T2838]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.289364][ T2838] RIP: 0033:0x7f119ce3208e
[   74.289591][ T2838] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.290458][ T2838] RSP: 002b:00007fffb3b18420 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   74.290809][ T2838] RAX: ffffffffffffffda RBX: 0000000037460010 RCX: 00007f119ce3208e
[   74.291199][ T2838] RDX: 0000000000000058 RSI: 0000000037460120 RDI: 0000000000000005
[   74.291537][ T2838] RBP: 00007fffb3b18430 R08: 00007f119cfc0980 R09: 000000000000000c
[   74.291870][ T2838] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000374600b0
[   74.292224][ T2838] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   74.456210][ T2848] ------------[ cut here ]------------
| [   74.456501][ T2848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/2848
| [   74.456978][ T2848] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.457918][ T2848] Tainted: [W]=WARN
[   74.458116][ T2848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.458401][ T2848] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.458697][ T2848] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.459537][ T2848] RSP: 0018:ffa000000725f4e8 EFLAGS: 00010286
[   74.459816][ T2848] RAX: 00000000ffffffa6 RBX: ff11000011ff16c0 RCX: 1ff4000000e4be63
[   74.460208][ T2848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff1770
[   74.460536][ T2848] RBP: ff11000011f12000 R08: 1fe22000023fe2ef R09: ff110000104451a8
[   74.460867][ T2848] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.461232][ T2848] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   74.461555][ T2848] FS:  00007f6fd0d8a100(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   74.461941][ T2848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.462263][ T2848] CR2: 00000000004d6034 CR3: 000000001254f001 CR4: 0000000000771ef0
[   74.462595][ T2848] PKRU: 55555554
[   74.462760][ T2848] Call Trace:
[   74.462929][ T2848]  <TASK>
[   74.463066][ T2848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.463305][ T2848]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.463518][ T2848]  notifier_call_chain (kernel/notifier.c:85)
[   74.463735][ T2848]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   74.463948][ T2848]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   74.464242][ T2848]  ethnl_set_features (net/ethtool/features.c:288)
[   74.464481][ T2848]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.464699][ T2848]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.464923][ T2848]  ? __nla_validate_parse (lib/nlattr.c:635)
[   74.465171][ T2848]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   74.465451][ T2848]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   74.465671][ T2848]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   74.465953][ T2848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.466201][ T2848]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.466418][ T2848]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.466641][ T2848]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   74.466859][ T2848]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   74.467153][ T2848]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.467439][ T2848]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.467680][ T2848]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.467909][ T2848]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   74.468185][ T2848]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.468402][ T2848]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   74.468619][ T2848]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.468848][ T2848]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.469092][ T2848]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.469325][ T2848]  genl_rcv (net/netlink/genetlink.c:1218)
[   74.469487][ T2848]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.469711][ T2848]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.469930][ T2848]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.470158][ T2848]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.470377][ T2848]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.470593][ T2848]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.470838][ T2848]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.471107][ T2848]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   74.471335][ T2848]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   74.471583][ T2848]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   74.471801][ T2848]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.472111][ T2848]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.472336][ T2848]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   74.472551][ T2848]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.472768][ T2848]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.473050][ T2848]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.473302][ T2848]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.473575][ T2848] RIP: 0033:0x7f6fd0dfb08e
[   74.473809][ T2848] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.474648][ T2848] RSP: 002b:00007fff78f99330 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   74.474990][ T2848] RAX: ffffffffffffffda RBX: 000000000d027010 RCX: 00007f6fd0dfb08e
[   74.475337][ T2848] RDX: 0000000000000058 RSI: 000000000d027120 RDI: 0000000000000005
[   74.475650][ T2848] RBP: 00007fff78f99340 R08: 00007f6fd0f89980 R09: 000000000000000c
[   74.475977][ T2848] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000d0270b0
[   74.476344][ T2848] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   74.525657][ T2852] ------------[ cut here ]------------
| [   74.526067][ T2852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2852
| [   74.526760][ T2852] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.528422][ T2852] Tainted: [W]=WARN
[   74.528603][ T2852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.528882][ T2852] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.529217][ T2852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.530034][ T2852] RSP: 0018:ffa000000729f4e8 EFLAGS: 00010286
[   74.530348][ T2852] RAX: 00000000ffffffa6 RBX: ff11000011bfedc0 RCX: 1ff4000000e53e63
[   74.530842][ T2852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfee70
[   74.531384][ T2852] RBP: ff1100000cc1a000 R08: 1fe220000237fdcf R09: ff11000011e78ba8
[   74.531798][ T2852] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.532172][ T2852] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   74.532519][ T2852] FS:  00007fa612d31100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   74.532927][ T2852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.533229][ T2852] CR2: 00000000004d6034 CR3: 000000001254c005 CR4: 0000000000771ef0
[   74.533576][ T2852] PKRU: 55555554
[   74.533742][ T2852] Call Trace:
[   74.533911][ T2852]  <TASK>
[   74.534048][ T2852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.534292][ T2852]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.534519][ T2852]  notifier_call_chain (kernel/notifier.c:85)
[   74.534747][ T2852]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   74.534980][ T2852]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   74.535232][ T2852]  ethnl_set_features (net/ethtool/features.c:288)
[   74.535456][ T2852]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.535787][ T2852]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.536183][ T2852]  ? __nla_validate_parse (lib/nlattr.c:635)
[   74.536531][ T2852]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   74.536945][ T2852]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   74.537327][ T2852]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   74.537746][ T2852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.538039][ T2852]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.538274][ T2852]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.538495][ T2852]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   74.538720][ T2852]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   74.539059][ T2852]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.539491][ T2852]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.539828][ T2852]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.540252][ T2852]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   74.540610][ T2852]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.540944][ T2852]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   74.541293][ T2852]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.541550][ T2852]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.541782][ T2852]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.542043][ T2852]  genl_rcv (net/netlink/genetlink.c:1218)
[   74.542231][ T2852]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.542452][ T2852]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.542646][ T2852]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.542804][ T2852]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.542942][ T2852]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.543112][ T2852]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.543256][ T2852]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.543457][ T2852]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   74.543683][ T2852]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   74.543936][ T2852]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   74.544226][ T2852]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.544446][ T2852]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.544584][ T2852]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   74.544718][ T2852]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.544851][ T2852]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.545025][ T2852]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.545170][ T2852]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.545361][ T2852] RIP: 0033:0x7fa612da208e
[   74.545594][ T2852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.546473][ T2852] RSP: 002b:00007ffeb5f7ea20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   74.546846][ T2852] RAX: ffffffffffffffda RBX: 000000000e022010 RCX: 00007fa612da208e
[   74.547159][ T2852] RDX: 000000000000005c RSI: 000000000e022120 RDI: 0000000000000005
[   74.547404][ T2852] RBP: 00007ffeb5f7ea30 R08: 00007fa612f30980 R09: 000000000000000c
[   74.547760][ T2852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000e0220b0
[   74.548150][ T2852] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   74.675662][ T2862] ------------[ cut here ]------------
| [   74.675852][ T2862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2862
| [   74.676143][ T2862] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.676718][ T2862] Tainted: [W]=WARN
[   74.676825][ T2862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.677010][ T2862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.677198][ T2862] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.677694][ T2862] RSP: 0018:ffa000000733f4e8 EFLAGS: 00010286
[   74.677871][ T2862] RAX: 00000000ffffffa6 RBX: ff110000090a93c0 RCX: 1ff4000000e67e63
[   74.678084][ T2862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9470
[   74.678337][ T2862] RBP: ff11000011f12000 R08: 1fe220000121528f R09: ff1100000bd10ba8
[   74.678632][ T2862] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.678838][ T2862] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   74.679057][ T2862] FS:  00007f7b461bc100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   74.679306][ T2862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.679479][ T2862] CR2: 00000000004d6034 CR3: 00000000125c3004 CR4: 0000000000771ef0
[   74.679688][ T2862] PKRU: 55555554
[   74.679792][ T2862] Call Trace:
[   74.679914][ T2862]  <TASK>
[   74.679994][ T2862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.680135][ T2862]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.680282][ T2862]  notifier_call_chain (kernel/notifier.c:85)
[   74.680425][ T2862]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   74.680565][ T2862]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   74.680705][ T2862]  ethnl_set_features (net/ethtool/features.c:288)
[   74.680845][ T2862]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.680989][ T2862]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.681131][ T2862]  ? __nla_validate_parse (lib/nlattr.c:635)
[   74.681275][ T2862]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   74.681451][ T2862]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   74.681590][ T2862]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   74.681769][ T2862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.681913][ T2862]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.682057][ T2862]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.682238][ T2862]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   74.682379][ T2862]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   74.682548][ T2862]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.682750][ T2862]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.682960][ T2862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.684113][ T2862]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   74.684268][ T2862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.684410][ T2862]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   74.684555][ T2862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.684708][ T2862]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.684849][ T2862]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.684990][ T2862]  genl_rcv (net/netlink/genetlink.c:1218)
[   74.685092][ T2862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.685234][ T2862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.685369][ T2862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.685511][ T2862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.685649][ T2862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.685790][ T2862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.685930][ T2862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.686072][ T2862]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   74.686215][ T2862]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   74.686364][ T2862]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   74.686502][ T2862]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.686672][ T2862]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.686809][ T2862]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   74.686947][ T2862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.687087][ T2862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.687228][ T2862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.687365][ T2862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.687533][ T2862] RIP: 0033:0x7f7b4622d08e
[   74.687679][ T2862] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.688193][ T2862] RSP: 002b:00007ffef1277ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   74.688404][ T2862] RAX: ffffffffffffffda RBX: 000000003eba1010 RCX: 00007f7b4622d08e
[   74.688611][ T2862] RDX: 000000000000005c RSI: 000000003eba1120 RDI: 0000000000000005
[   74.688818][ T2862] RBP: 00007ffef1277ad0 R08: 00007f7b463bb980 R09: 000000000000000c
[   74.689033][ T2862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003eba10b0
[   74.689247][ T2862] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   74.808153][ T2872] ------------[ cut here ]------------
| [   74.808347][ T2872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2872
| [   74.808654][ T2872] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.810434][ T2872] Tainted: [W]=WARN
[   74.810550][ T2872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.810728][ T2872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.810925][ T2872] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.811556][ T2872] RSP: 0018:ffa00000073df4e8 EFLAGS: 00010286
[   74.811740][ T2872] RAX: 00000000ffffffa6 RBX: ff1100000c8d3540 RCX: 1ff4000000e7be63
[   74.811964][ T2872] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d35f0
[   74.812299][ T2872] RBP: ff1100000cc1a000 R08: 1fe220000191a6bf R09: ff1100000cab51a8
[   74.812510][ T2872] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.812729][ T2872] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   74.812946][ T2872] FS:  00007f6d1615b100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   74.813297][ T2872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.813480][ T2872] CR2: 00000000004d6034 CR3: 0000000011f06005 CR4: 0000000000771ef0
[   74.813693][ T2872] PKRU: 55555554
[   74.813798][ T2872] Call Trace:
[   74.813905][ T2872]  <TASK>
[   74.814062][ T2872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.814208][ T2872]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.814352][ T2872]  notifier_call_chain (kernel/notifier.c:85)
[   74.814499][ T2872]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   74.814641][ T2872]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   74.814782][ T2872]  ethnl_set_features (net/ethtool/features.c:288)
[   74.814925][ T2872]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.815113][ T2872]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.815261][ T2872]  ? __nla_validate_parse (lib/nlattr.c:635)
[   74.815403][ T2872]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   74.815577][ T2872]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   74.815719][ T2872]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   74.815897][ T2872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.816043][ T2872]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.816190][ T2872]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.816334][ T2872]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   74.816477][ T2872]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   74.816653][ T2872]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.816827][ T2872]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.817322][ T2872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.817479][ T2872]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   74.817624][ T2872]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.817765][ T2872]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   74.817907][ T2872]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.818056][ T2872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.818204][ T2872]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.818345][ T2872]  genl_rcv (net/netlink/genetlink.c:1218)
[   74.818450][ T2872]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.818590][ T2872]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.818728][ T2872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.818871][ T2872]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.819020][ T2872]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.819162][ T2872]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.819309][ T2872]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.819472][ T2872]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   74.819614][ T2872]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   74.819766][ T2872]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   74.819911][ T2872]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.820090][ T2872]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.820241][ T2872]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   74.820383][ T2872]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.820525][ T2872]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.820666][ T2872]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.820806][ T2872]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.820985][ T2872] RIP: 0033:0x7f6d161cc08e
[   74.821135][ T2872] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.821645][ T2872] RSP: 002b:00007ffc803bd900 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   74.821865][ T2872] RAX: ffffffffffffffda RBX: 0000000022e8b010 RCX: 00007f6d161cc08e
[   74.822087][ T2872] RDX: 0000000000000058 RSI: 0000000022e8b120 RDI: 0000000000000005
[   74.822301][ T2872] RBP: 00007ffc803bd910 R08: 00007f6d1635a980 R09: 000000000000000c
[   74.822509][ T2872] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000022e8b0b0
[   74.822721][ T2872] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   74.937889][ T2882] ------------[ cut here ]------------
| [   74.938089][ T2882] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2882
| [   74.938402][ T2882] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   74.939003][ T2882] Tainted: [W]=WARN
[   74.939111][ T2882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.939294][ T2882] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.939483][ T2882] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.940008][ T2882] RSP: 0018:ffa000000745f4e8 EFLAGS: 00010286
[   74.940195][ T2882] RAX: 00000000ffffffa6 RBX: ff110000027fb3c0 RCX: 1ff4000000e8be63
[   74.940410][ T2882] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027fb470
[   74.940624][ T2882] RBP: ff11000011f12000 R08: 1fe22000004ff68f R09: ff1100001268d1a8
[   74.940834][ T2882] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.941050][ T2882] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   74.941266][ T2882] FS:  00007f4e1e4b7100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   74.941512][ T2882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.941689][ T2882] CR2: 00000000004d6034 CR3: 0000000012687003 CR4: 0000000000771ef0
[   74.941903][ T2882] PKRU: 55555554
[   74.942013][ T2882] Call Trace:
[   74.942119][ T2882]  <TASK>
[   74.942200][ T2882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.942343][ T2882]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.942483][ T2882]  notifier_call_chain (kernel/notifier.c:85)
[   74.942627][ T2882]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   74.942767][ T2882]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   74.942924][ T2882]  ethnl_set_features (net/ethtool/features.c:288)
[   74.943075][ T2882]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.943224][ T2882]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.943370][ T2882]  ? __nla_validate_parse (lib/nlattr.c:635)
[   74.943513][ T2882]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   74.943692][ T2882]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   74.943831][ T2882]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   74.944015][ T2882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.944160][ T2882]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.944310][ T2882]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.944454][ T2882]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   74.944594][ T2882]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   74.944766][ T2882]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.944942][ T2882]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   74.945085][ T2882]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.945236][ T2882]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   74.945377][ T2882]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.945516][ T2882]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   74.945655][ T2882]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.945798][ T2882]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   74.945939][ T2882]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   74.946084][ T2882]  genl_rcv (net/netlink/genetlink.c:1218)
[   74.946191][ T2882]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.946330][ T2882]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.946467][ T2882]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.946611][ T2882]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.946753][ T2882]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.946892][ T2882]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.947102][ T2882]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.947246][ T2882]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   74.947385][ T2882]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   74.947536][ T2882]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   74.947674][ T2882]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.947849][ T2882]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.948057][ T2882]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   74.948266][ T2882]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.948411][ T2882]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.948550][ T2882]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.948692][ T2882]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.948865][ T2882] RIP: 0033:0x7f4e1e52808e
[   74.949083][ T2882] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   74.949583][ T2882] RSP: 002b:00007fffb0c66e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   74.949795][ T2882] RAX: ffffffffffffffda RBX: 0000000003c12010 RCX: 00007f4e1e52808e
[   74.950070][ T2882] RDX: 0000000000000058 RSI: 0000000003c12120 RDI: 0000000000000005
[   74.950283][ T2882] RBP: 00007fffb0c66e80 R08: 00007f4e1e6b6980 R09: 000000000000000c
[   74.950489][ T2882] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000003c120b0
[   74.950698][ T2882] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   75.004468][ T2886] ------------[ cut here ]------------
| [   75.004651][ T2886] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2886
| [   75.004939][ T2886] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.005542][ T2886] Tainted: [W]=WARN
[   75.005653][ T2886] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.005836][ T2886] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.006027][ T2886] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.006544][ T2886] RSP: 0018:ffa00000074af4e8 EFLAGS: 00010286
[   75.006721][ T2886] RAX: 00000000ffffffa6 RBX: ff110000107eb540 RCX: 1ff4000000e95e63
[   75.006931][ T2886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb5f0
[   75.007150][ T2886] RBP: ff1100000cc1a000 R08: 1fe22000020fd6bf R09: ff1100000cd08ba8
[   75.007374][ T2886] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   75.007604][ T2886] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   75.007824][ T2886] FS:  00007ffad4a72100(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.008079][ T2886] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.008263][ T2886] CR2: 00000000004d6034 CR3: 0000000012694002 CR4: 0000000000771ef0
[   75.008474][ T2886] PKRU: 55555554
[   75.008581][ T2886] Call Trace:
[   75.008686][ T2886]  <TASK>
[   75.008762][ T2886]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.008907][ T2886]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.009056][ T2886]  notifier_call_chain (kernel/notifier.c:85)
[   75.009205][ T2886]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   75.009346][ T2886]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   75.009484][ T2886]  ethnl_set_features (net/ethtool/features.c:288)
[   75.009624][ T2886]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.009766][ T2886]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   75.009911][ T2886]  ? __nla_validate_parse (lib/nlattr.c:635)
[   75.010057][ T2886]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   75.010257][ T2886]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   75.010400][ T2886]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   75.010580][ T2886]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.010719][ T2886]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.010865][ T2886]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.011738][ T2886]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   75.011880][ T2886]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   75.012148][ T2886]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   75.012325][ T2886]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   75.012465][ T2886]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.012610][ T2886]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   75.012748][ T2886]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.012888][ T2886]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   75.013251][ T2886]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.013393][ T2886]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.013530][ T2886]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.013670][ T2886]  genl_rcv (net/netlink/genetlink.c:1218)
[   75.013775][ T2886]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.013914][ T2886]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.014163][ T2886]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.014306][ T2886]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.014445][ T2886]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.014585][ T2886]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.014727][ T2886]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.014866][ T2886]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   75.015122][ T2886]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   75.015281][ T2886]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   75.015419][ T2886]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.015592][ T2886]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.015730][ T2886]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   75.015869][ T2886]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.016132][ T2886]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.016277][ T2886]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.016419][ T2886]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.016593][ T2886] RIP: 0033:0x7ffad4ae308e
[   75.016741][ T2886] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.017354][ T2886] RSP: 002b:00007fffbd023b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   75.017564][ T2886] RAX: ffffffffffffffda RBX: 000000002bb9b010 RCX: 00007ffad4ae308e
[   75.017772][ T2886] RDX: 000000000000005c RSI: 000000002bb9b120 RDI: 0000000000000005
[   75.018092][ T2886] RBP: 00007fffbd023b80 R08: 00007ffad4c71980 R09: 000000000000000c
[   75.018302][ T2886] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002bb9b0b0
[   75.018510][ T2886] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   75.150322][ T2896] ------------[ cut here ]------------
| [   75.150578][ T2896] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/2896
| [   75.150903][ T2896] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.152085][ T2896] Tainted: [W]=WARN
[   75.152246][ T2896] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.152486][ T2896] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.152724][ T2896] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.153370][ T2896] RSP: 0018:ffa000000751f4e8 EFLAGS: 00010286
[   75.153602][ T2896] RAX: 00000000ffffffa6 RBX: ff11000005e47240 RCX: 1ff4000000ea3e63
[   75.153863][ T2896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e472f0
[   75.154133][ T2896] RBP: ff11000011f12000 R08: 1fe2200000bc8e5f R09: ff1100000c6651a8
[   75.154391][ T2896] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   75.154647][ T2896] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   75.154908][ T2896] FS:  00007f1e124cd100(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.155224][ T2896] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.155447][ T2896] CR2: 00000000004d6034 CR3: 000000000f0d3002 CR4: 0000000000771ef0
[   75.155706][ T2896] PKRU: 55555554
[   75.155856][ T2896] Call Trace:
[   75.156024][ T2896]  <TASK>
[   75.156146][ T2896]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.156349][ T2896]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.156537][ T2896]  notifier_call_chain (kernel/notifier.c:85)
[   75.156732][ T2896]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   75.156920][ T2896]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   75.157121][ T2896]  ethnl_set_features (net/ethtool/features.c:288)
[   75.157318][ T2896]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.157507][ T2896]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   75.157698][ T2896]  ? __nla_validate_parse (lib/nlattr.c:635)
[   75.157884][ T2896]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   75.158121][ T2896]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   75.158319][ T2896]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   75.158541][ T2896]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.158734][ T2896]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.158921][ T2896]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.159126][ T2896]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   75.159324][ T2896]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   75.159546][ T2896]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   75.159769][ T2896]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   75.159956][ T2896]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.160163][ T2896]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   75.160361][ T2896]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.160547][ T2896]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   75.160733][ T2896]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.160922][ T2896]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.161126][ T2896]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.161327][ T2896]  genl_rcv (net/netlink/genetlink.c:1218)
[   75.161483][ T2896]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.161669][ T2896]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.161855][ T2896]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.162060][ T2896]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.162259][ T2896]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.162449][ T2896]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.162643][ T2896]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.162830][ T2896]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   75.163040][ T2896]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   75.163253][ T2896]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   75.163438][ T2896]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.163661][ T2896]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.163848][ T2896]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   75.164048][ T2896]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.164248][ T2896]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.164438][ T2896]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.164627][ T2896]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.164850][ T2896] RIP: 0033:0x7f1e1253e08e
[   75.165059][ T2896] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.165619][ T2896] RSP: 002b:00007ffdab5dee10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   75.165873][ T2896] RAX: ffffffffffffffda RBX: 0000000012f68010 RCX: 00007f1e1253e08e
[   75.166139][ T2896] RDX: 000000000000005c RSI: 0000000012f68120 RDI: 0000000000000005
[   75.166399][ T2896] RBP: 00007ffdab5dee20 R08: 00007f1e126cc980 R09: 000000000000000c
[   75.166661][ T2896] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000012f680b0
[   75.166910][ T2896] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   75.299356][ T2906] ------------[ cut here ]------------
| [   75.299546][ T2906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2906
| [   75.299853][ T2906] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.300835][ T2906] Tainted: [W]=WARN
[   75.300942][ T2906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.301129][ T2906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.301317][ T2906] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.301814][ T2906] RSP: 0018:ffa00000075aefe0 EFLAGS: 00010286
[   75.301997][ T2906] RAX: 00000000ffffffa6 RBX: ff110000107eaac0 RCX: 1ff4000000eb5dc2
[   75.302213][ T2906] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eab70
[   75.302434][ T2906] RBP: ff1100000cc1a000 R08: 1fe22000020fd56f R09: ff11000012585158
[   75.302639][ T2906] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   75.302848][ T2906] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   75.303056][ T2906] FS:  00007fd7d477f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.303320][ T2906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.303489][ T2906] CR2: 0000000026a9d988 CR3: 000000000501a005 CR4: 0000000000771ef0
[   75.303696][ T2906] PKRU: 55555554
[   75.303834][ T2906] Call Trace:
[   75.303978][ T2906]  <TASK>
[   75.304064][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.304254][ T2906]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.304391][ T2906]  notifier_call_chain (kernel/notifier.c:85)
[   75.304531][ T2906]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.304668][ T2906]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.304841][ T2906]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.304985][ T2906]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.305121][ T2906]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.305265][ T2906]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.305404][ T2906]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.305578][ T2906] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.305718][ T2906]  ? write_profile (kernel/profile.c:194)
[   75.305854][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.306001][ T2906]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   75.306186][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.306323][ T2906]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   75.306459][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.306597][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.306731][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.306866][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.307011][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.307167][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.307310][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.307448][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.307583][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.307718][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.307853][ T2906]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.308002][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.308138][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.308281][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.308422][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.308561][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.308699][ T2906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.308847][ T2906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.309001][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.309146][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.309289][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.309429][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.309566][ T2906]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.309703][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.309846][ T2906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.309996][ T2906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.310132][ T2906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.310275][ T2906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.310414][ T2906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.310550][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.310689][ T2906]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.310824][ T2906]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.310959][ T2906]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.311103][ T2906]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.311249][ T2906]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.311383][ T2906]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.311552][ T2906]  ? move_addr_to_kernel (net/socket.c:258)
[   75.311690][ T2906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.311824][ T2906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.311961][ T2906]  ___sys_sendmsg (net/socket.c:2752)
[   75.312100][ T2906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.312281][ T2906]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.312434][ T2906]  __sys_sendmsg (net/socket.c:2784)
[   75.312575][ T2906]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.312708][ T2906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.312876][ T2906]  ? 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)
[   75.313016][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.313149][ T2906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.313291][ T2906]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.313430][ T2906]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.313573][ T2906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.313759][ T2906] RIP: 0033:0x7fd7d49b908e
[   75.313911][ T2906] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.314408][ T2906] RSP: 002b:00007ffe9fd7f590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.314617][ T2906] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7d49b908e
[   75.314818][ T2906] RDX: 0000000000000000 RSI: 00007ffe9fd7f640 RDI: 0000000000000005
[   75.315023][ T2906] RBP: 00007ffe9fd7f5a0 R08: 0000000000000000 R09: 0000000000000000
[   75.315245][ T2906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.315447][ T2906] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9fd7fd00
| [   75.317284][ T2906] ------------[ cut here ]------------
| [   75.317416][ T2906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2906
| [   75.317674][ T2906] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.318935][ T2906] Tainted: [W]=WARN
[   75.319202][ T2906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.319374][ T2906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.319545][ T2906] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.320195][ T2906] RSP: 0018:ffa00000075af060 EFLAGS: 00010286
[   75.320365][ T2906] RAX: 00000000ffffffa6 RBX: ff1100001068c1c0 RCX: 1ff4000000eb5dd2
[   75.320566][ T2906] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001068c270
[   75.320764][ T2906] RBP: ff1100000be7a000 R08: 1fe22000020d184f R09: ff11000012585158
[   75.320958][ T2906] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   75.321157][ T2906] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000075af100
[   75.321366][ T2906] FS:  00007fd7d477f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.321599][ T2906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.321763][ T2906] CR2: 0000000026a9d988 CR3: 000000000501a005 CR4: 0000000000771ef0
[   75.321957][ T2906] PKRU: 55555554
[   75.322060][ T2906] Call Trace:
[   75.322164][ T2906]  <TASK>
[   75.322241][ T2906]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.322375][ T2906]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.322476][ T2906]  netif_close_many (net/core/dev.c:1804)
[   75.322608][ T2906]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.322740][ T2906]  ? __dev_close_many (net/core/dev.c:1781)
[   75.322871][ T2906]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.323039][ T2906]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.323209][ T2906]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.323343][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.323474][ T2906]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.323637][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.323770][ T2906]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.323901][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.324036][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.324171][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.324305][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.324435][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.324585][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.324716][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.324846][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.324984][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.325115][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.325253][ T2906]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.325386][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.325516][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.325647][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.325782][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.325913][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.326053][ T2906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.326198][ T2906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.326334][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.326464][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.326598][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.326729][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.326862][ T2906]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.326996][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.327162][ T2906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.327366][ T2906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.327558][ T2906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.327762][ T2906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.327962][ T2906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.328161][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.328303][ T2906]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.328436][ T2906]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.328572][ T2906]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.328705][ T2906]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.328840][ T2906]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.328976][ T2906]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.329139][ T2906]  ? move_addr_to_kernel (net/socket.c:258)
[   75.329295][ T2906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.329490][ T2906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.329694][ T2906]  ___sys_sendmsg (net/socket.c:2752)
[   75.329896][ T2906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.330156][ T2906]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.330310][ T2906]  __sys_sendmsg (net/socket.c:2784)
[   75.330442][ T2906]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.330576][ T2906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.330739][ T2906]  ? 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)
[   75.330888][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.331092][ T2906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.331297][ T2906]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.331500][ T2906]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.331716][ T2906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.331987][ T2906] RIP: 0033:0x7fd7d49b908e
[   75.332202][ T2906] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.332755][ T2906] RSP: 002b:00007ffe9fd7f590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.332955][ T2906] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7d49b908e
[   75.333224][ T2906] RDX: 0000000000000000 RSI: 00007ffe9fd7f640 RDI: 0000000000000005
[   75.333490][ T2906] RBP: 00007ffe9fd7f5a0 R08: 0000000000000000 R09: 0000000000000000
[   75.333699][ T2906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.333896][ T2906] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9fd7fd00
| [   75.349417][ T2906] ------------[ cut here ]------------
| [   75.349596][ T2906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2906
| [   75.349868][ T2906] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.350425][ T2906] Tainted: [W]=WARN
[   75.350523][ T2906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.350682][ T2906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.350857][ T2906] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.351400][ T2906] RSP: 0018:ffa00000075af190 EFLAGS: 00010286
[   75.351583][ T2906] RAX: 00000000ffffffa6 RBX: ff1100001068d840 RCX: 1ff4000000eb5df8
[   75.351776][ T2906] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001068d8f0
[   75.351980][ T2906] RBP: ff1100000be7a000 R08: 1fe22000020d1b1f R09: ff11000012585158
[   75.352222][ T2906] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.352416][ T2906] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.352610][ T2906] FS:  00007fd7d477f840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.352835][ T2906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.353008][ T2906] CR2: 0000000026a9d988 CR3: 000000000501a005 CR4: 0000000000771ef0
[   75.353210][ T2906] PKRU: 55555554
[   75.353309][ T2906] Call Trace:
[   75.353405][ T2906]  <TASK>
[   75.353472][ T2906]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.353638][ T2906]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.353798][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.353933][ T2906]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.354077][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.354219][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.354353][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.354488][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.354649][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.354816][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.354942][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.355075][ T2906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.355214][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.355341][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.355466][ T2906]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.355600][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.355729][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.355859][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.356013][ T2906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.356141][ T2906]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.356304][ T2906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.356493][ T2906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.356683][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.356879][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.357081][ T2906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.357279][ T2906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.357453][ T2906]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.357581][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.357713][ T2906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.357848][ T2906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.357986][ T2906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.358125][ T2906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.358264][ T2906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.358397][ T2906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.358534][ T2906]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.358669][ T2906]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.358806][ T2906]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.358940][ T2906]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.359080][ T2906]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.359216][ T2906]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.359377][ T2906]  ? move_addr_to_kernel (net/socket.c:258)
[   75.359511][ T2906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.359652][ T2906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.359780][ T2906]  ___sys_sendmsg (net/socket.c:2752)
[   75.359909][ T2906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.360140][ T2906]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.360286][ T2906]  __sys_sendmsg (net/socket.c:2784)
[   75.360414][ T2906]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.360538][ T2906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.360701][ T2906]  ? 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)
[   75.360831][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.360960][ T2906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.361102][ T2906]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.361245][ T2906]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.361381][ T2906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.361583][ T2906] RIP: 0033:0x7fd7d49b908e
[   75.361731][ T2906] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.362205][ T2906] RSP: 002b:00007ffe9fd7f590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.362398][ T2906] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7d49b908e
[   75.362586][ T2906] RDX: 0000000000000000 RSI: 00007ffe9fd7f640 RDI: 0000000000000005
[   75.362778][ T2906] RBP: 00007ffe9fd7f5a0 R08: 0000000000000000 R09: 0000000000000000
[   75.362979][ T2906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.363174][ T2906] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9fd7fd00
| [   75.412212][ T2907] ------------[ cut here ]------------
| [   75.412435][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2907
| [   75.412761][ T2907] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.413462][ T2907] Tainted: [W]=WARN
[   75.413613][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.413828][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.414068][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.414599][ T2907] RSP: 0018:ffa00000075befe0 EFLAGS: 00010286
[   75.414816][ T2907] RAX: 00000000ffffffa6 RBX: ff11000011ff0040 RCX: 1ff4000000eb7dc2
[   75.415075][ T2907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff00f0
[   75.415325][ T2907] RBP: ff11000011f12000 R08: 1fe22000023fe01f R09: ff11000012778b58
[   75.415573][ T2907] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   75.415820][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   75.416082][ T2907] FS:  00007f173be26840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.416373][ T2907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.416594][ T2907] CR2: 000000001fa07988 CR3: 0000000011f8f004 CR4: 0000000000771ef0
[   75.416847][ T2907] PKRU: 55555554
[   75.417010][ T2907] Call Trace:
[   75.417159][ T2907]  <TASK>
[   75.417286][ T2907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.417468][ T2907]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.417654][ T2907]  notifier_call_chain (kernel/notifier.c:85)
[   75.417843][ T2907]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.418039][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.418233][ T2907]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.418450][ T2907]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.418633][ T2907]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.418817][ T2907]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.419015][ T2907]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.419237][ T2907]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   75.419428][ T2907] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.419623][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.419805][ T2907]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   75.420037][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.420229][ T2907]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   75.420413][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.420594][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.420780][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.420962][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.421162][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.421373][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.421555][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.421738][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.421920][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.422117][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.422310][ T2907]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.422501][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.422682][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.422864][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.423057][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.423250][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.423434][ T2907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.423618][ T2907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.423804][ T2907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.424000][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.424191][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.424374][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.424555][ T2907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.424738][ T2907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.424922][ T2907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.425122][ T2907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.425320][ T2907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.425506][ T2907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.425691][ T2907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.425880][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.426082][ T2907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.426276][ T2907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.426458][ T2907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.426645][ T2907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.426835][ T2907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.427030][ T2907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.427251][ T2907]  ? move_addr_to_kernel (net/socket.c:258)
[   75.427439][ T2907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.427631][ T2907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.427817][ T2907]  ___sys_sendmsg (net/socket.c:2752)
[   75.428012][ T2907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.428243][ T2907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.428438][ T2907]  __sys_sendmsg (net/socket.c:2784)
[   75.428620][ T2907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.428800][ T2907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.429040][ T2907]  ? 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)
[   75.429229][ T2907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.429412][ T2907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.429600][ T2907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.429782][ T2907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.429964][ T2907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.430199][ T2907] RIP: 0033:0x7f173c06008e
[   75.430389][ T2907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.430914][ T2907] RSP: 002b:00007ffdda0f6150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.431187][ T2907] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f173c06008e
[   75.431435][ T2907] RDX: 0000000000000000 RSI: 00007ffdda0f6200 RDI: 0000000000000005
[   75.431682][ T2907] RBP: 00007ffdda0f6160 R08: 0000000000000000 R09: 0000000000000000
[   75.431934][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.432197][ T2907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdda0f68c0
| [   75.434631][ T2907] ------------[ cut here ]------------
| [   75.434936][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907
| [   75.435365][ T2907] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.436219][ T2907] Tainted: [W]=WARN
[   75.436377][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.436635][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.436902][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.437797][ T2907] RSP: 0018:ffa00000075bf060 EFLAGS: 00010286
[   75.438071][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000f2287c0 RCX: 1ff4000000eb7dd2
[   75.438384][ T2907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f228870
[   75.438675][ T2907] RBP: ff11000010482000 R08: 1fe2200001e4510f R09: ff11000012778b58
[   75.438988][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   75.439292][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000075bf100
[   75.439595][ T2907] FS:  00007f173be26840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   75.439951][ T2907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.440227][ T2907] CR2: 00007f29179082a0 CR3: 0000000011f8f004 CR4: 0000000000771ef0
[   75.440532][ T2907] PKRU: 55555554
[   75.440684][ T2907] Call Trace:
[   75.440835][ T2907]  <TASK>
[   75.440942][ T2907]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.441162][ T2907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.441326][ T2907]  netif_close_many (net/core/dev.c:1804)
[   75.441532][ T2907]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.441738][ T2907]  ? __dev_close_many (net/core/dev.c:1781)
[   75.441946][ T2907]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.442219][ T2907]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.442473][ T2907]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.442681][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.442886][ T2907]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.443144][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.443355][ T2907]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.443558][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.443762][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.443964][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.444176][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.444380][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.444619][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.444820][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.445036][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.445243][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.445445][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.445644][ T2907]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.445842][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.446052][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.446261][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.446469][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.446675][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.446877][ T2907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.447089][ T2907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.447299][ T2907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.447501][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.447705][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.447903][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.448121][ T2907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.448330][ T2907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.448535][ T2907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.448743][ T2907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.448948][ T2907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.449166][ T2907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.449401][ T2907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.449612][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.449817][ T2907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.450036][ T2907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.450249][ T2907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.450461][ T2907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.450667][ T2907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.450871][ T2907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.451133][ T2907]  ? move_addr_to_kernel (net/socket.c:258)
[   75.451349][ T2907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.451555][ T2907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.451761][ T2907]  ___sys_sendmsg (net/socket.c:2752)
[   75.451979][ T2907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.452240][ T2907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.452468][ T2907]  __sys_sendmsg (net/socket.c:2784)
[   75.452672][ T2907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.452883][ T2907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.453160][ T2907]  ? 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)
[   75.453375][ T2907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.453582][ T2907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.453789][ T2907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.454005][ T2907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.454218][ T2907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.454474][ T2907] RIP: 0033:0x7f173c06008e
[   75.454693][ T2907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.455439][ T2907] RSP: 002b:00007ffdda0f6150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.455750][ T2907] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f173c06008e
[   75.456087][ T2907] RDX: 0000000000000000 RSI: 00007ffdda0f6200 RDI: 0000000000000005
[   75.456397][ T2907] RBP: 00007ffdda0f6160 R08: 0000000000000000 R09: 0000000000000000
[   75.456710][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.457027][ T2907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdda0f68c0
| [   75.461716][ T2907] ------------[ cut here ]------------
| [   75.461921][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907
| [   75.462336][ T2907] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.463155][ T2907] Tainted: [W]=WARN
[   75.463313][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.463564][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.463826][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.464542][ T2907] RSP: 0018:ffa00000075bf190 EFLAGS: 00010286
[   75.464796][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000c5f79c0 RCX: 1ff4000000eb7df8
[   75.465105][ T2907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f7a70
[   75.465405][ T2907] RBP: ff11000010482000 R08: 1fe22000018bef4f R09: ff11000012778b58
[   75.465701][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   75.466010][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.466328][ T2907] FS:  00007f173be26840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   75.466678][ T2907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.466925][ T2907] CR2: 00007f29179082a0 CR3: 0000000011f8f004 CR4: 0000000000771ef0
[   75.467232][ T2907] PKRU: 55555554
[   75.467379][ T2907] Call Trace:
[   75.467522][ T2907]  <TASK>
[   75.467624][ T2907]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.467876][ T2907]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.468130][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.468340][ T2907]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.468537][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.468732][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.468929][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.469135][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.469338][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.469570][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.469764][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.469964][ T2907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.470172][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.470375][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.470576][ T2907]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.470782][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.470993][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.471198][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.471396][ T2907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.471596][ T2907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.471793][ T2907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.471998][ T2907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.472199][ T2907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.472399][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.472601][ T2907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.472798][ T2907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.472996][ T2907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.473197][ T2907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.473401][ T2907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.473605][ T2907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.473807][ T2907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.474020][ T2907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.474227][ T2907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.474424][ T2907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.474624][ T2907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.474822][ T2907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.475030][ T2907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.475234][ T2907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.475430][ T2907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.475628][ T2907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.475867][ T2907]  ? move_addr_to_kernel (net/socket.c:258)
[   75.476074][ T2907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.476275][ T2907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.476470][ T2907]  ___sys_sendmsg (net/socket.c:2752)
[   75.476663][ T2907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.476923][ T2907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.477159][ T2907]  __sys_sendmsg (net/socket.c:2784)
[   75.477364][ T2907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.477560][ T2907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.477811][ T2907]  ? 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)
[   75.478019][ T2907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.478220][ T2907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.478429][ T2907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.478628][ T2907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.478827][ T2907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.479079][ T2907] RIP: 0033:0x7f173c06008e
[   75.479299][ T2907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.480019][ T2907] RSP: 002b:00007ffdda0f6150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.480324][ T2907] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f173c06008e
[   75.480620][ T2907] RDX: 0000000000000000 RSI: 00007ffdda0f6200 RDI: 0000000000000005
[   75.480914][ T2907] RBP: 00007ffdda0f6160 R08: 0000000000000000 R09: 0000000000000000
[   75.481227][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.481520][ T2907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdda0f68c0
| [   75.537807][ T2908] ------------[ cut here ]------------
| [   75.538035][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2908
| [   75.538404][ T2908] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.539108][ T2908] Tainted: [W]=WARN
[   75.539218][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.539388][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.539632][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.540183][ T2908] RSP: 0018:ffa00000075cefe0 EFLAGS: 00010286
[   75.540356][ T2908] RAX: 00000000ffffffa6 RBX: ff110000093a39c0 RCX: 1ff4000000eb9dc2
[   75.540611][ T2908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3a70
[   75.540815][ T2908] RBP: ff1100000cc1a000 R08: 1fe220000127474f R09: ff1100001277ae58
[   75.541062][ T2908] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   75.541346][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   75.541586][ T2908] FS:  00007f38cea75840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.541836][ T2908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.542020][ T2908] CR2: 0000000012067988 CR3: 0000000012777004 CR4: 0000000000771ef0
[   75.542288][ T2908] PKRU: 55555554
[   75.542430][ T2908] Call Trace:
[   75.542533][ T2908]  <TASK>
[   75.542643][ T2908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.542834][ T2908]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.542980][ T2908]  notifier_call_chain (kernel/notifier.c:85)
[   75.543126][ T2908]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.543282][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.543477][ T2908]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.543670][ T2908]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.543808][ T2908]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.543944][ T2908]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.544084][ T2908]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.544260][ T2908]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   75.544396][ T2908] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.544536][ T2908]  ? write_profile (kernel/profile.c:194)
[   75.544675][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.544815][ T2908]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   75.544991][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.545126][ T2908]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   75.545264][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.545405][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.545541][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.545679][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.545819][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.545980][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.546118][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.546265][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.546418][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.546560][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.546701][ T2908]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.546847][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.546991][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.547129][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.547282][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.547424][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.547559][ T2908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.547695][ T2908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.547830][ T2908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.547966][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.548110][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.548253][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.548389][ T2908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.548530][ T2908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.548667][ T2908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.548806][ T2908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.548944][ T2908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.549084][ T2908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.549226][ T2908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.549362][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.549499][ T2908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.549639][ T2908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.549778][ T2908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.549915][ T2908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.550056][ T2908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.550193][ T2908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.550361][ T2908]  ? move_addr_to_kernel (net/socket.c:258)
[   75.550501][ T2908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.550642][ T2908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.550780][ T2908]  ___sys_sendmsg (net/socket.c:2752)
[   75.550916][ T2908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.551093][ T2908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.551245][ T2908]  __sys_sendmsg (net/socket.c:2784)
[   75.551380][ T2908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.551516][ T2908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.551691][ T2908]  ? 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)
[   75.551830][ T2908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.551974][ T2908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.552110][ T2908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.552250][ T2908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.552387][ T2908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.552555][ T2908] RIP: 0033:0x7f38cecaf08e
[   75.552699][ T2908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.553190][ T2908] RSP: 002b:00007ffe33fec320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.553401][ T2908] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f38cecaf08e
[   75.553607][ T2908] RDX: 0000000000000000 RSI: 00007ffe33fec3d0 RDI: 0000000000000005
[   75.553805][ T2908] RBP: 00007ffe33fec330 R08: 0000000000000000 R09: 0000000000000000
[   75.554016][ T2908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.554223][ T2908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33feca90
| [   75.556384][ T2908] ------------[ cut here ]------------
| [   75.556599][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2908
| [   75.557028][ T2908] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.557882][ T2908] Tainted: [W]=WARN
[   75.558045][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.558303][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.558566][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.559305][ T2908] RSP: 0018:ffa00000075cf060 EFLAGS: 00010286
[   75.559564][ T2908] RAX: 00000000ffffffa6 RBX: ff110000093a36c0 RCX: 1ff4000000eb9dd2
[   75.559868][ T2908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3770
[   75.560193][ T2908] RBP: ff1100001140a000 R08: 1fe22000012746ef R09: ff1100001277ae58
[   75.560498][ T2908] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   75.560800][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000075cf100
[   75.561118][ T2908] FS:  00007f38cea75840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   75.561486][ T2908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.561744][ T2908] CR2: 00007f173bef3574 CR3: 0000000012777005 CR4: 0000000000771ef0
[   75.562064][ T2908] PKRU: 55555554
[   75.562222][ T2908] Call Trace:
[   75.562376][ T2908]  <TASK>
[   75.562483][ T2908]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.562693][ T2908]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.562852][ T2908]  netif_close_many (net/core/dev.c:1804)
[   75.563072][ T2908]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.563284][ T2908]  ? __dev_close_many (net/core/dev.c:1781)
[   75.563490][ T2908]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.563748][ T2908]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.564017][ T2908]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.564235][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.564443][ T2908]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.564704][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.564909][ T2908]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.565121][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.565322][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.565522][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.565722][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.565925][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.566177][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.566383][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.566586][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.566787][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.566996][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.567201][ T2908]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.567410][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.567614][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.567817][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.568033][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.568243][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.568446][ T2908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.568649][ T2908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.568851][ T2908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.569076][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.569296][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.569505][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.569712][ T2908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.569917][ T2908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.570142][ T2908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.570360][ T2908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.570561][ T2908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.570770][ T2908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.570983][ T2908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.571193][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.571405][ T2908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.571618][ T2908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.571825][ T2908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.572045][ T2908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.572255][ T2908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.572462][ T2908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.572715][ T2908]  ? move_addr_to_kernel (net/socket.c:258)
[   75.572920][ T2908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.573137][ T2908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.573353][ T2908]  ___sys_sendmsg (net/socket.c:2752)
[   75.573556][ T2908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.573813][ T2908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.574056][ T2908]  __sys_sendmsg (net/socket.c:2784)
[   75.574268][ T2908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.574467][ T2908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.574725][ T2908]  ? 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)
[   75.574939][ T2908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.575158][ T2908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.575369][ T2908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.575588][ T2908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.575791][ T2908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.576062][ T2908] RIP: 0033:0x7f38cecaf08e
[   75.576289][ T2908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.576985][ T2908] RSP: 002b:00007ffe33fec320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.577314][ T2908] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f38cecaf08e
[   75.577622][ T2908] RDX: 0000000000000000 RSI: 00007ffe33fec3d0 RDI: 0000000000000005
[   75.577929][ T2908] RBP: 00007ffe33fec330 R08: 0000000000000000 R09: 0000000000000000
[   75.578249][ T2908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.578558][ T2908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33feca90
| [   75.583298][ T2908] ------------[ cut here ]------------
| [   75.583513][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2908
| [   75.583913][ T2908] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.584782][ T2908] Tainted: [W]=WARN
[   75.584950][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.585233][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.585514][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.586268][ T2908] RSP: 0018:ffa00000075cf190 EFLAGS: 00010286
[   75.586513][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000bfcadc0 RCX: 1ff4000000eb9df8
[   75.586805][ T2908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bfcae70
[   75.587108][ T2908] RBP: ff1100001140a000 R08: 1fe22000017f95cf R09: ff1100001277ae58
[   75.587406][ T2908] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   75.587702][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.588005][ T2908] FS:  00007f38cea75840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   75.588352][ T2908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.588601][ T2908] CR2: 00007f173bef3574 CR3: 0000000012777005 CR4: 0000000000771ef0
[   75.588902][ T2908] PKRU: 55555554
[   75.589059][ T2908] Call Trace:
[   75.589210][ T2908]  <TASK>
[   75.589314][ T2908]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.589565][ T2908]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.589818][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.590029][ T2908]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.590230][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.590428][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.590629][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.590824][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.591032][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.591269][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.591464][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.591660][ T2908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.591852][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.592075][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.592284][ T2908]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.592478][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.592672][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.592870][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.593078][ T2908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.593282][ T2908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.593479][ T2908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.593673][ T2908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.593868][ T2908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.594073][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.594284][ T2908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.594481][ T2908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.594682][ T2908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.594877][ T2908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.595089][ T2908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.595295][ T2908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.595489][ T2908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.595687][ T2908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.595885][ T2908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.596089][ T2908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.596293][ T2908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.596490][ T2908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.596693][ T2908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.596896][ T2908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.597102][ T2908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.597300][ T2908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.597536][ T2908]  ? move_addr_to_kernel (net/socket.c:258)
[   75.597739][ T2908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.597941][ T2908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.598157][ T2908]  ___sys_sendmsg (net/socket.c:2752)
[   75.598357][ T2908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.598603][ T2908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.598823][ T2908]  __sys_sendmsg (net/socket.c:2784)
[   75.599030][ T2908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.599228][ T2908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.599478][ T2908]  ? 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)
[   75.599682][ T2908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.599880][ T2908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.600085][ T2908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.600281][ T2908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.600473][ T2908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.600711][ T2908] RIP: 0033:0x7f38cecaf08e
[   75.600915][ T2908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.601631][ T2908] RSP: 002b:00007ffe33fec320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.601928][ T2908] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f38cecaf08e
[   75.602238][ T2908] RDX: 0000000000000000 RSI: 00007ffe33fec3d0 RDI: 0000000000000005
[   75.602540][ T2908] RBP: 00007ffe33fec330 R08: 0000000000000000 R09: 0000000000000000
[   75.602831][ T2908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.603129][ T2908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33feca90
| [   75.647636][ T2909] ------------[ cut here ]------------
| [   75.647834][ T2909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2909
| [   75.648127][ T2909] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.648777][ T2909] Tainted: [W]=WARN
[   75.648894][ T2909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.649098][ T2909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.649308][ T2909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.649782][ T2909] RSP: 0018:ffa00000070ef060 EFLAGS: 00010286
[   75.649950][ T2909] RAX: 00000000ffffffa6 RBX: ff11000011bfec40 RCX: 1ff4000000e1ddd2
[   75.650162][ T2909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfecf0
[   75.650373][ T2909] RBP: ff11000007b51000 R08: 1fe220000237fd9f R09: ff1100001277d158
[   75.650570][ T2909] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   75.650770][ T2909] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000070ef100
[   75.650978][ T2909] FS:  00007f7f8af0b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.651257][ T2909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.651456][ T2909] CR2: 00000000397a8988 CR3: 0000000012753006 CR4: 0000000000771ef0
[   75.651700][ T2909] PKRU: 55555554
[   75.651802][ T2909] Call Trace:
[   75.651904][ T2909]  <TASK>
[   75.651980][ T2909]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.652118][ T2909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.652239][ T2909]  netif_close_many (net/core/dev.c:1804)
[   75.652373][ T2909]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.652505][ T2909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.652638][ T2909]  ? __dev_close_many (net/core/dev.c:1781)
[   75.652769][ T2909]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.652933][ T2909]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.653103][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.653237][ T2909]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.653410][ T2909]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.653551][ T2909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.653697][ T2909]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   75.653885][ T2909]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   75.654023][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.654155][ T2909]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.654329][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.654465][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.654597][ T2909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.654728][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.654858][ T2909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.655014][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.655142][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.655278][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.655440][ T2909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.655592][ T2909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.655742][ T2909]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.655883][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.656022][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.656152][ T2909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.656287][ T2909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.656424][ T2909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.656616][ T2909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.656818][ T2909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.657047][ T2909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.657258][ T2909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.657455][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.657613][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.657755][ T2909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.657887][ T2909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.658026][ T2909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.658160][ T2909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.658300][ T2909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.658437][ T2909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.658569][ T2909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.658702][ T2909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.658836][ T2909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.658976][ T2909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.659109][ T2909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.659249][ T2909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.659386][ T2909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.659520][ T2909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.659692][ T2909]  ? move_addr_to_kernel (net/socket.c:258)
[   75.659830][ T2909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.659963][ T2909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.660107][ T2909]  ___sys_sendmsg (net/socket.c:2752)
[   75.660245][ T2909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.660411][ T2909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.660557][ T2909]  __sys_sendmsg (net/socket.c:2784)
[   75.660691][ T2909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.660829][ T2909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.661000][ T2909]  ? 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)
[   75.661131][ T2909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.661267][ T2909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.661398][ T2909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.661531][ T2909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.661668][ T2909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.661838][ T2909] RIP: 0033:0x7f7f8b14508e
[   75.661982][ T2909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.662472][ T2909] RSP: 002b:00007fff29e8f390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.662685][ T2909] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f8b14508e
[   75.662883][ T2909] RDX: 0000000000000000 RSI: 00007fff29e8f440 RDI: 0000000000000005
[   75.663091][ T2909] RBP: 00007fff29e8f3a0 R08: 0000000000000000 R09: 0000000000000000
[   75.663303][ T2909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.663513][ T2909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff29e8fb00
| [   75.666797][ T2909] ------------[ cut here ]------------
| [   75.666952][ T2909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2909
| [   75.667890][ T2909] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.668440][ T2909] Tainted: [W]=WARN
[   75.668537][ T2909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.668707][ T2909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.668872][ T2909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.669371][ T2909] RSP: 0018:ffa00000070ef190 EFLAGS: 00010286
[   75.669542][ T2909] RAX: 00000000ffffffa6 RBX: ff110000090a8f40 RCX: 1ff4000000e1ddf8
[   75.669739][ T2909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8ff0
[   75.669937][ T2909] RBP: ff11000007b51000 R08: 1fe22000012151ff R09: ff1100001277d158
[   75.670140][ T2909] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.670351][ T2909] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.670571][ T2909] FS:  00007f7f8af0b840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   75.670818][ T2909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.670995][ T2909] CR2: 00000000397a8988 CR3: 0000000012753006 CR4: 0000000000771ef0
[   75.671198][ T2909] PKRU: 55555554
[   75.671292][ T2909] Call Trace:
[   75.671393][ T2909]  <TASK>
[   75.671467][ T2909]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.671640][ T2909]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.671813][ T2909]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.671945][ T2909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.672083][ T2909]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   75.672259][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.672398][ T2909]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   75.672530][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.672659][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.672785][ T2909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.672915][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.673043][ T2909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.673192][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.673318][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.673453][ T2909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.673583][ T2909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.673711][ T2909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.673840][ T2909]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   75.673979][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.674105][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.674239][ T2909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.674368][ T2909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.674508][ T2909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   75.674636][ T2909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.674763][ T2909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.674889][ T2909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.675029][ T2909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.675158][ T2909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.675289][ T2909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.675416][ T2909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.675546][ T2909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.675678][ T2909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.675807][ T2909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.675935][ T2909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.676072][ T2909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.676205][ T2909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.676335][ T2909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.676464][ T2909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.676594][ T2909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.676726][ T2909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.676855][ T2909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.676992][ T2909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.677120][ T2909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.677280][ T2909]  ? move_addr_to_kernel (net/socket.c:258)
[   75.677417][ T2909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.677547][ T2909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.677690][ T2909]  ___sys_sendmsg (net/socket.c:2752)
[   75.677828][ T2909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.677996][ T2909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.678138][ T2909]  __sys_sendmsg (net/socket.c:2784)
[   75.678268][ T2909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.678394][ T2909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.678584][ T2909]  ? 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)
[   75.678709][ T2909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.678836][ T2909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.678963][ T2909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.679103][ T2909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.679236][ T2909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.679401][ T2909] RIP: 0033:0x7f7f8b14508e
[   75.679547][ T2909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.680017][ T2909] RSP: 002b:00007fff29e8f390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.680220][ T2909] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f8b14508e
[   75.680413][ T2909] RDX: 0000000000000000 RSI: 00007fff29e8f440 RDI: 0000000000000005
[   75.680613][ T2909] RBP: 00007fff29e8f3a0 R08: 0000000000000000 R09: 0000000000000000
[   75.680808][ T2909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb6
[   75.681010][ T2909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff29e8fb00
| [   75.747071][ T2911] ------------[ cut here ]------------
| [   75.747313][ T2911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2911
| [   75.747669][ T2911] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.748429][ T2911] Tainted: [W]=WARN
[   75.748588][ T2911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.748818][ T2911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.749079][ T2911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.749655][ T2911] RSP: 0018:ffa000000710ef70 EFLAGS: 00010286
[   75.749890][ T2911] RAX: 00000000ffffffa6 RBX: ff1100000c489540 RCX: 1ff4000000e21db4
[   75.750170][ T2911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4895f0
[   75.750472][ T2911] RBP: ff1100000cc1a000 R08: 1fe22000018912bf R09: ff11000004d9d180
[   75.750747][ T2911] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   75.751024][ T2911] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   75.751301][ T2911] FS:  00007fce55c81840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.751603][ T2911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.751838][ T2911] CR2: 00007fce55f511a0 CR3: 0000000012770004 CR4: 0000000000771ef0
[   75.752121][ T2911] PKRU: 55555554
[   75.752289][ T2911] Call Trace:
[   75.752451][ T2911]  <TASK>
[   75.752577][ T2911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.752776][ T2911]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.752989][ T2911]  notifier_call_chain (kernel/notifier.c:85)
[   75.753195][ T2911]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   75.753395][ T2911]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   75.753593][ T2911]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   75.753787][ T2911]  netdev_upper_dev_link (net/core/dev.c:8972)
[   75.754000][ T2911]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   75.754207][ T2911] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   75.754412][ T2911]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   75.754615][ T2911] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   75.754811][ T2911]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   75.755024][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   75.755234][ T2911]  ? nla_strscpy (lib/nlattr.c:795)
[   75.755430][ T2911]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   75.755627][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   75.755821][ T2911]  ? __dev_get_by_name (net/core/dev.c:883)
[   75.756024][ T2911]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   75.756231][ T2911]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   75.756430][ T2911]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.756622][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.756814][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.757029][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.757228][ T2911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.757426][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.757626][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.757825][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.758029][ T2911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.758232][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.758426][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.758618][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.758814][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.759018][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.759220][ T2911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.759413][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.759607][ T2911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.759801][ T2911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.760007][ T2911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.760213][ T2911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.760407][ T2911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.760602][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.760796][ T2911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.761003][ T2911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.761209][ T2911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.761410][ T2911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.761615][ T2911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.761817][ T2911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.762060][ T2911]  ? move_addr_to_kernel (net/socket.c:258)
[   75.762273][ T2911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.762470][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.762667][ T2911]  ___sys_sendmsg (net/socket.c:2752)
[   75.762860][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.763103][ T2911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.763316][ T2911]  __sys_sendmsg (net/socket.c:2784)
[   75.763520][ T2911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.763712][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.763951][ T2911]  ? 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)
[   75.764160][ T2911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.764364][ T2911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.764557][ T2911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.764754][ T2911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.764949][ T2911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.765198][ T2911] RIP: 0033:0x7fce55ebb08e
[   75.765403][ T2911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.765964][ T2911] RSP: 002b:00007ffd1fbee9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.766254][ T2911] RAX: ffffffffffffffda RBX: 00007ffd1fbef178 RCX: 00007fce55ebb08e
[   75.766517][ T2911] RDX: 0000000000000000 RSI: 00007ffd1fbeea90 RDI: 0000000000000005
[   75.766784][ T2911] RBP: 00007ffd1fbee9f0 R08: 0000000000000000 R09: 0000000000000000
[   75.767058][ T2911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   75.767328][ T2911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1fbef150
| [   75.769517][ T2911] ------------[ cut here ]------------
| [   75.769705][ T2911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2911
| [   75.770050][ T2911] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.770741][ T2911] Tainted: [W]=WARN
[   75.770896][ T2911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.771133][ T2911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.771380][ T2911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.771946][ T2911] RSP: 0018:ffa000000710efd0 EFLAGS: 00010286
[   75.772199][ T2911] RAX: 00000000ffffffa6 RBX: ff1100000c4896c0 RCX: 1ff4000000e21dc0
[   75.772464][ T2911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c489770
[   75.772734][ T2911] RBP: ff11000011d2a000 R08: 1fe22000018912ef R09: ff11000004d9d180
[   75.773034][ T2911] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   75.773318][ T2911] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d2ae04
[   75.773594][ T2911] FS:  00007fce55c81840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.773906][ T2911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.774150][ T2911] CR2: 00007fce55f511a0 CR3: 0000000012770004 CR4: 0000000000771ef0
[   75.774422][ T2911] PKRU: 55555554
[   75.774578][ T2911] Call Trace:
[   75.774734][ T2911]  <TASK>
[   75.774860][ T2911]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.775076][ T2911]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.775245][ T2911]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   75.775438][ T2911]  __dev_notify_flags (net/core/dev.c:9787)
[   75.775631][ T2911]  ? netif_change_name (net/core/dev.c:1495)
[   75.775823][ T2911]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   75.776026][ T2911]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   75.776231][ T2911]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   75.776430][ T2911] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   75.776636][ T2911]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   75.776833][ T2911] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   75.777044][ T2911]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   75.777253][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   75.777447][ T2911]  ? nla_strscpy (lib/nlattr.c:795)
[   75.777643][ T2911]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   75.777838][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   75.778047][ T2911]  ? __dev_get_by_name (net/core/dev.c:883)
[   75.778255][ T2911]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   75.778456][ T2911]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   75.778654][ T2911]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.778845][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.779051][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.779254][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.779449][ T2911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.779644][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.779844][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.780056][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.780265][ T2911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.780458][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.780654][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.780845][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.781060][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.781256][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.781449][ T2911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.781639][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.781830][ T2911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.782038][ T2911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.782232][ T2911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.782426][ T2911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.782627][ T2911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.782822][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.783061][ T2911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.783274][ T2911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.783479][ T2911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.783681][ T2911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.783883][ T2911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.784098][ T2911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.784332][ T2911]  ? move_addr_to_kernel (net/socket.c:258)
[   75.784526][ T2911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.784722][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.784917][ T2911]  ___sys_sendmsg (net/socket.c:2752)
[   75.785120][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.785357][ T2911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.785567][ T2911]  __sys_sendmsg (net/socket.c:2784)
[   75.785760][ T2911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.785950][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.786202][ T2911]  ? 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)
[   75.786396][ T2911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.786591][ T2911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.786785][ T2911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.786993][ T2911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.787204][ T2911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.787439][ T2911] RIP: 0033:0x7fce55ebb08e
[   75.787643][ T2911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.788221][ T2911] RSP: 002b:00007ffd1fbee9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.788500][ T2911] RAX: ffffffffffffffda RBX: 00007ffd1fbef178 RCX: 00007fce55ebb08e
[   75.788765][ T2911] RDX: 0000000000000000 RSI: 00007ffd1fbeea90 RDI: 0000000000000005
[   75.789042][ T2911] RBP: 00007ffd1fbee9f0 R08: 0000000000000000 R09: 0000000000000000
[   75.789310][ T2911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   75.789578][ T2911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1fbef150
| [   75.824716][ T2912] ------------[ cut here ]------------
| [   75.824953][ T2912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2912
| [   75.825298][ T2912] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.825989][ T2912] Tainted: [W]=WARN
[   75.826140][ T2912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.826363][ T2912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.826591][ T2912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.827335][ T2912] RSP: 0018:ffa00000070ef020 EFLAGS: 00010286
[   75.827552][ T2912] RAX: 00000000ffffffa6 RBX: ff1100000c498f40 RCX: 1ff4000000e1ddca
[   75.827799][ T2912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c498ff0
[   75.828056][ T2912] RBP: ff11000011d2a000 R08: 1fe22000018931ff R09: ff1100000bde0b58
[   75.828321][ T2912] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   75.828602][ T2912] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.828853][ T2912] FS:  00007f16453bf840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.829189][ T2912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.829415][ T2912] CR2: 0000000006e2c988 CR3: 0000000011746006 CR4: 0000000000771ef0
[   75.829676][ T2912] PKRU: 55555554
[   75.829825][ T2912] Call Trace:
[   75.829991][ T2912]  <TASK>
[   75.830112][ T2912]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.830312][ T2912]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.830472][ T2912]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.830664][ T2912]  __dev_notify_flags (net/core/dev.c:9787)
[   75.830853][ T2912]  ? netif_change_name (net/core/dev.c:1495)
[   75.831059][ T2912]  ? __dev_change_flags (net/core/dev.c:9752)
[   75.831258][ T2912]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   75.831443][ T2912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.831633][ T2912]  ? 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))
[   75.831826][ T2912]  netif_change_flags (net/core/dev.c:9820)
[   75.832027][ T2912]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.832223][ T2912]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   75.832413][ T2912]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   75.832599][ T2912]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   75.832820][ T2912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   75.833022][ T2912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.833229][ T2912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   75.833424][ T2912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.833615][ T2912]  ? __kernel_text_address (kernel/extable.c:79)
[   75.833802][ T2912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.834003][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.834195][ T2912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   75.834382][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.834572][ T2912]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.834758][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.834942][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.835138][ T2912]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   75.835329][ T2912]  ? __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)
[   75.835514][ T2912]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   75.835703][ T2912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   75.835894][ T2912]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   75.836094][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   75.836291][ T2912]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.836484][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.836671][ T2912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.836862][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.837054][ T2912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.837250][ T2912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.837443][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.837628][ T2912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.837811][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.838009][ T2912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.838201][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.838388][ T2912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.838572][ T2912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.838788][ T2912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.838987][ T2912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.839173][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.839364][ T2912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.839553][ T2912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.839743][ T2912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.839940][ T2912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.840150][ T2912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.840356][ T2912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.840550][ T2912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.840765][ T2912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.840951][ T2912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.841149][ T2912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.841346][ T2912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.841539][ T2912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.841732][ T2912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.842027][ T2912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.842218][ T2912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.842433][ T2912]  ? move_addr_to_kernel (net/socket.c:258)
[   75.842710][ T2912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.843014][ T2912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.843209][ T2912]  ___sys_sendmsg (net/socket.c:2752)
[   75.843397][ T2912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.843837][ T2912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.844058][ T2912]  __sys_sendmsg (net/socket.c:2784)
[   75.844340][ T2912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.844522][ T2912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.844838][ T2912]  ? 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)
[   75.845039][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.845232][ T2912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.845418][ T2912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.845693][ T2912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.845879][ T2912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.846111][ T2912] RIP: 0033:0x7f16455f908e
[   75.846314][ T2912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.847055][ T2912] RSP: 002b:00007ffd38900a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.847314][ T2912] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f16455f908e
[   75.847567][ T2912] RDX: 0000000000000000 RSI: 00007ffd38900b20 RDI: 0000000000000005
[   75.847819][ T2912] RBP: 00007ffd38900a80 R08: 0000000000000000 R09: 0000000000000000
[   75.848179][ T2912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   75.848530][ T2912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd389011e0
| [   75.970852][ T2919] ------------[ cut here ]------------
| [   75.971177][ T2919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2919
| [   75.971560][ T2919] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.972328][ T2919] Tainted: [W]=WARN
[   75.972491][ T2919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.972737][ T2919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.973016][ T2919] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.973607][ T2919] RSP: 0018:ffa000000761ef70 EFLAGS: 00010286
[   75.973847][ T2919] RAX: 00000000ffffffa6 RBX: ff1100000da850c0 RCX: 1ff4000000ec3db4
[   75.974152][ T2919] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da85170
[   75.974483][ T2919] RBP: ff1100000cc1a000 R08: 1fe2200001b50a2f R09: ff11000011035180
[   75.974764][ T2919] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   75.975112][ T2919] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   75.975408][ T2919] FS:  00007f9603b48840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.975756][ T2919] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.976004][ T2919] CR2: 00005576eb64d048 CR3: 0000000011463001 CR4: 0000000000771ef0
[   75.976279][ T2919] PKRU: 55555554
[   75.976451][ T2919] Call Trace:
[   75.976612][ T2919]  <TASK>
[   75.976737][ T2919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.976938][ T2919]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.977152][ T2919]  notifier_call_chain (kernel/notifier.c:85)
[   75.977358][ T2919]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   75.977556][ T2919]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   75.977754][ T2919]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   75.977957][ T2919]  netdev_upper_dev_link (net/core/dev.c:8972)
[   75.978167][ T2919]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   75.978374][ T2919] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   75.978586][ T2919]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   75.978786][ T2919] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   75.978998][ T2919]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   75.979216][ T2919]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   75.979416][ T2919]  ? nla_strscpy (lib/nlattr.c:795)
[   75.979615][ T2919]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   75.979813][ T2919]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   75.980053][ T2919]  ? __dev_get_by_name (net/core/dev.c:883)
[   75.980261][ T2919]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   75.980464][ T2919]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   75.980664][ T2919]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.980862][ T2919]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.981069][ T2919]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.981272][ T2919]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.981477][ T2919]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.981684][ T2919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.981891][ T2919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.982097][ T2919]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.982314][ T2919]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.982529][ T2919]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.982763][ T2919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.982985][ T2919]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.983204][ T2919]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.983406][ T2919]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.983604][ T2919]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.983799][ T2919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.984049][ T2919]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.984262][ T2919]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   75.984460][ T2919]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   75.984690][ T2919]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.984891][ T2919]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.985107][ T2919]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.985308][ T2919]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.985520][ T2919]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.985717][ T2919]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.985916][ T2919]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.986148][ T2919]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.986353][ T2919]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.986584][ T2919]  ? move_addr_to_kernel (net/socket.c:258)
[   75.986781][ T2919]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.986993][ T2919]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.987208][ T2919]  ___sys_sendmsg (net/socket.c:2752)
[   75.987404][ T2919]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.987648][ T2919]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.987868][ T2919]  __sys_sendmsg (net/socket.c:2784)
[   75.988102][ T2919]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.988322][ T2919]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.988572][ T2919]  ? 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)
[   75.988782][ T2919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.989007][ T2919]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.989212][ T2919]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.989411][ T2919]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.989612][ T2919]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.989843][ T2919] RIP: 0033:0x7f9603d8208e
[   75.990059][ T2919] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.990637][ T2919] RSP: 002b:00007ffc0c74ba20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.990910][ T2919] RAX: ffffffffffffffda RBX: 00007ffc0c74c1b8 RCX: 00007f9603d8208e
[   75.991249][ T2919] RDX: 0000000000000000 RSI: 00007ffc0c74bad0 RDI: 0000000000000005
[   75.991522][ T2919] RBP: 00007ffc0c74ba30 R08: 0000000000000000 R09: 0000000000000000
[   75.991806][ T2919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   75.992088][ T2919] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0c74c190
| [   75.994319][ T2919] ------------[ cut here ]------------
| [   75.994513][ T2919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2919
| [   75.994861][ T2919] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   75.995583][ T2919] Tainted: [W]=WARN
[   75.995744][ T2919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.995992][ T2919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.996255][ T2919] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.996823][ T2919] RSP: 0018:ffa000000761efd0 EFLAGS: 00010286
[   75.997071][ T2919] RAX: 00000000ffffffa6 RBX: ff1100000da85240 RCX: 1ff4000000ec3dc0
[   75.997353][ T2919] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da852f0
[   75.997648][ T2919] RBP: ff11000011db2000 R08: 1fe2200001b50a5f R09: ff11000011035180
[   75.997918][ T2919] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   75.998207][ T2919] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011db2e04
[   75.998475][ T2919] FS:  00007f9603b48840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   75.998779][ T2919] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.999054][ T2919] CR2: 00005576eb64d048 CR3: 0000000011463001 CR4: 0000000000771ef0
[   75.999338][ T2919] PKRU: 55555554
[   75.999496][ T2919] Call Trace:
[   75.999753][ T2919]  <TASK>
[   75.999878][ T2919]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.000091][ T2919]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.000260][ T2919]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.000465][ T2919]  __dev_notify_flags (net/core/dev.c:9787)
[   76.000665][ T2919]  ? netif_change_name (net/core/dev.c:1495)
[   76.000862][ T2919]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.001074][ T2919]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   76.001286][ T2919]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   76.001485][ T2919] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   76.001686][ T2919]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.001887][ T2919] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.002096][ T2919]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.002302][ T2919]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.002512][ T2919]  ? nla_strscpy (lib/nlattr.c:795)
[   76.002723][ T2919]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.002920][ T2919]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.003233][ T2919]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.003435][ T2919]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.003636][ T2919]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.003934][ T2919]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.004144][ T2919]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.004343][ T2919]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.004539][ T2919]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.004739][ T2919]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.005047][ T2919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.005362][ T2919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.005571][ T2919]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.005767][ T2919]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.006240][ T2919]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.006440][ T2919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.006774][ T2919]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.006988][ T2919]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.007223][ T2919]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.007547][ T2919]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.007746][ T2919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.007950][ T2919]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.008172][ T2919]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.008382][ T2919]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.008591][ T2919]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.008801][ T2919]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.009039][ T2919]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.009258][ T2919]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.009451][ T2919]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.009646][ T2919]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.009845][ T2919]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.010058][ T2919]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.010266][ T2919]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.010494][ T2919]  ? move_addr_to_kernel (net/socket.c:258)
[   76.010689][ T2919]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.010897][ T2919]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.011108][ T2919]  ___sys_sendmsg (net/socket.c:2752)
[   76.011518][ T2919]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.011768][ T2919]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.011991][ T2919]  __sys_sendmsg (net/socket.c:2784)
[   76.012197][ T2919]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.012388][ T2919]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.012625][ T2919]  ? 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)
[   76.012832][ T2919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.013056][ T2919]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.013267][ T2919]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.013478][ T2919]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.013684][ T2919]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.013923][ T2919] RIP: 0033:0x7f9603d8208e
[   76.014138][ T2919] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.014840][ T2919] RSP: 002b:00007ffc0c74ba20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.015134][ T2919] RAX: ffffffffffffffda RBX: 00007ffc0c74c1b8 RCX: 00007f9603d8208e
[   76.015412][ T2919] RDX: 0000000000000000 RSI: 00007ffc0c74bad0 RDI: 0000000000000005
[   76.015688][ T2919] RBP: 00007ffc0c74ba30 R08: 0000000000000000 R09: 0000000000000000
[   76.015980][ T2919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.016268][ T2919] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0c74c190
| [   76.046360][ T2922] ------------[ cut here ]------------
| [   76.046587][ T2922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2922
| [   76.046912][ T2922] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.047607][ T2922] Tainted: [W]=WARN
[   76.047770][ T2922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.048067][ T2922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.048376][ T2922] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.049020][ T2922] RSP: 0018:ffa00000074cf020 EFLAGS: 00010286
[   76.049325][ T2922] RAX: 00000000ffffffa6 RBX: ff1100000da85cc0 RCX: 1ff4000000e99dca
[   76.049667][ T2922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da85d70
[   76.050014][ T2922] RBP: ff11000011db2000 R08: 1fe2200001b50baf R09: ff11000011e7ae58
[   76.050336][ T2922] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   76.050645][ T2922] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.051001][ T2922] FS:  00007ff31daaa840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   76.051377][ T2922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.051697][ T2922] CR2: 0000000002fba988 CR3: 00000000126d7004 CR4: 0000000000771ef0
[   76.052065][ T2922] PKRU: 55555554
[   76.052292][ T2922] Call Trace:
[   76.052552][ T2922]  <TASK>
[   76.052781][ T2922]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.053023][ T2922]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.053192][ T2922]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.053388][ T2922]  __dev_notify_flags (net/core/dev.c:9787)
[   76.053586][ T2922]  ? netif_change_name (net/core/dev.c:1495)
[   76.053780][ T2922]  ? __dev_change_flags (net/core/dev.c:9752)
[   76.053989][ T2922]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   76.054190][ T2922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.054380][ T2922]  ? 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))
[   76.054567][ T2922]  netif_change_flags (net/core/dev.c:9820)
[   76.054753][ T2922]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   76.054937][ T2922]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   76.055137][ T2922]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   76.055341][ T2922]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   76.055566][ T2922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   76.055758][ T2922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.055943][ T2922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   76.056142][ T2922]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.056337][ T2922]  ? __kernel_text_address (kernel/extable.c:79)
[   76.056556][ T2922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.056741][ T2922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.056924][ T2922]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   76.057135][ T2922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.057337][ T2922]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.057519][ T2922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.057705][ T2922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.057893][ T2922]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   76.058091][ T2922]  ? __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)
[   76.058280][ T2922]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   76.058463][ T2922]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   76.058646][ T2922]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   76.058832][ T2922]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   76.059033][ T2922]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.059240][ T2922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.059429][ T2922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.059628][ T2922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.059826][ T2922]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.060023][ T2922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.060217][ T2922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.060402][ T2922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.060595][ T2922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.060791][ T2922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.061002][ T2922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.061204][ T2922]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.061404][ T2922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.061597][ T2922]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.061789][ T2922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.061996][ T2922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.062229][ T2922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.062429][ T2922]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.062618][ T2922]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.062817][ T2922]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.063038][ T2922]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.063257][ T2922]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.063465][ T2922]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.063676][ T2922]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.063880][ T2922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.064095][ T2922]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.064302][ T2922]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.064500][ T2922]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.064692][ T2922]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.064888][ T2922]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.065084][ T2922]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.065314][ T2922]  ? move_addr_to_kernel (net/socket.c:258)
[   76.065509][ T2922]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.065706][ T2922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.065904][ T2922]  ___sys_sendmsg (net/socket.c:2752)
[   76.066110][ T2922]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.066354][ T2922]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.066565][ T2922]  __sys_sendmsg (net/socket.c:2784)
[   76.066755][ T2922]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.066940][ T2922]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.067178][ T2922]  ? 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)
[   76.067379][ T2922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.067568][ T2922]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.067753][ T2922]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.067938][ T2922]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.068147][ T2922]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.068374][ T2922] RIP: 0033:0x7ff31dce408e
[   76.068564][ T2922] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.069125][ T2922] RSP: 002b:00007fff862ff660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.069394][ T2922] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff31dce408e
[   76.069646][ T2922] RDX: 0000000000000000 RSI: 00007fff862ff710 RDI: 0000000000000005
[   76.069899][ T2922] RBP: 00007fff862ff670 R08: 0000000000000000 R09: 0000000000000000
[   76.070169][ T2922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.070432][ T2922] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff862ffdd0
| [   76.220570][ T2933] ------------[ cut here ]------------
| [   76.220844][ T2933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2933
| [   76.221285][ T2933] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.222205][ T2933] Tainted: [W]=WARN
[   76.222368][ T2933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.222639][ T2933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.222925][ T2933] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.223701][ T2933] RSP: 0018:ffa000000767ef70 EFLAGS: 00010286
[   76.223978][ T2933] RAX: 00000000ffffffa6 RBX: ff1100000ceee940 RCX: 1ff4000000ecfdb4
[   76.224306][ T2933] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee9f0
[   76.224628][ T2933] RBP: ff1100000cc1a000 R08: 1fe22000019ddd3f R09: ff1100000c6b5180
[   76.224945][ T2933] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   76.225277][ T2933] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   76.225599][ T2933] FS:  00007f4ad3d08840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   76.225967][ T2933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.226249][ T2933] CR2: 00000000296e6a28 CR3: 000000000cc26001 CR4: 0000000000771ef0
[   76.226564][ T2933] PKRU: 55555554
[   76.226724][ T2933] Call Trace:
[   76.226873][ T2933]  <TASK>
[   76.226998][ T2933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.227226][ T2933]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.227442][ T2933]  notifier_call_chain (kernel/notifier.c:85)
[   76.227659][ T2933]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   76.227877][ T2933]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.228113][ T2933]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.228332][ T2933]  netdev_upper_dev_link (net/core/dev.c:8972)
[   76.228541][ T2933]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   76.228756][ T2933] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   76.228986][ T2933]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.229210][ T2933] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.229424][ T2933]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.229644][ T2933]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.229857][ T2933]  ? nla_strscpy (lib/nlattr.c:795)
[   76.230079][ T2933]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.230299][ T2933]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.230514][ T2933]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.230725][ T2933]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.230942][ T2933]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.231168][ T2933]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.231391][ T2933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.231609][ T2933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.231827][ T2933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.232051][ T2933]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.232265][ T2933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.232488][ T2933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.232702][ T2933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.232918][ T2933]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.233145][ T2933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.233369][ T2933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.233581][ T2933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.233800][ T2933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.234025][ T2933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.234250][ T2933]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.234465][ T2933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.234684][ T2933]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.234906][ T2933]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.235126][ T2933]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.235351][ T2933]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.235574][ T2933]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.235795][ T2933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.236024][ T2933]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.236244][ T2933]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.236458][ T2933]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.236677][ T2933]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.236890][ T2933]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.237114][ T2933]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.237383][ T2933]  ? move_addr_to_kernel (net/socket.c:258)
[   76.237595][ T2933]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.237812][ T2933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.238042][ T2933]  ___sys_sendmsg (net/socket.c:2752)
[   76.238261][ T2933]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.238528][ T2933]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.238775][ T2933]  __sys_sendmsg (net/socket.c:2784)
[   76.238995][ T2933]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.239250][ T2933]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.239528][ T2933]  ? 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)
[   76.239747][ T2933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.239965][ T2933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.240194][ T2933]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.240411][ T2933]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.240632][ T2933]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.240899][ T2933] RIP: 0033:0x7f4ad3f4208e
[   76.241137][ T2933] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.241908][ T2933] RSP: 002b:00007ffc0bd6ddc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.242257][ T2933] RAX: ffffffffffffffda RBX: 00007ffc0bd6e558 RCX: 00007f4ad3f4208e
[   76.242563][ T2933] RDX: 0000000000000000 RSI: 00007ffc0bd6de70 RDI: 0000000000000005
[   76.242870][ T2933] RBP: 00007ffc0bd6ddd0 R08: 0000000000000000 R09: 0000000000000000
[   76.243194][ T2933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.243501][ T2933] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0bd6e530
| [   76.245933][ T2933] ------------[ cut here ]------------
| [   76.246162][ T2933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2933
| [   76.246586][ T2933] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.248205][ T2933] Tainted: [W]=WARN
[   76.248366][ T2933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.248628][ T2933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.248912][ T2933] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.249677][ T2933] RSP: 0018:ffa000000767efd0 EFLAGS: 00010286
[   76.249942][ T2933] RAX: 00000000ffffffa6 RBX: ff1100000ceef240 RCX: 1ff4000000ecfdc0
[   76.250264][ T2933] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef2f0
[   76.250571][ T2933] RBP: ff1100001071a000 R08: 1fe22000019dde5f R09: ff1100000c6b5180
[   76.250892][ T2933] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.251215][ T2933] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001071ae04
[   76.251528][ T2933] FS:  00007f4ad3d08840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   76.251899][ T2933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.252178][ T2933] CR2: 00000000296e6a28 CR3: 000000000cc26001 CR4: 0000000000771ef0
[   76.252496][ T2933] PKRU: 55555554
[   76.252654][ T2933] Call Trace:
[   76.252813][ T2933]  <TASK>
[   76.252924][ T2933]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.253153][ T2933]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.253319][ T2933]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.253525][ T2933]  __dev_notify_flags (net/core/dev.c:9787)
[   76.253739][ T2933]  ? netif_change_name (net/core/dev.c:1495)
[   76.253946][ T2933]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.254165][ T2933]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   76.254379][ T2933]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   76.254594][ T2933] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   76.254812][ T2933]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.255038][ T2933] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.255254][ T2933]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.255469][ T2933]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.255677][ T2933]  ? nla_strscpy (lib/nlattr.c:795)
[   76.255886][ T2933]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.256101][ T2933]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.256315][ T2933]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.256518][ T2933]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.256737][ T2933]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.256948][ T2933]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.257164][ T2933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.257373][ T2933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.257579][ T2933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.257790][ T2933]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.258003][ T2933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.258217][ T2933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.258422][ T2933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.258629][ T2933]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.258835][ T2933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.259055][ T2933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.259272][ T2933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.259490][ T2933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.259697][ T2933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.259908][ T2933]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.260122][ T2933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.260344][ T2933]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.260560][ T2933]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.260770][ T2933]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.260987][ T2933]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.261203][ T2933]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.261418][ T2933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.261629][ T2933]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.261838][ T2933]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.262062][ T2933]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.262280][ T2933]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.262486][ T2933]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.262692][ T2933]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.262945][ T2933]  ? move_addr_to_kernel (net/socket.c:258)
[   76.263172][ T2933]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.263386][ T2933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.263596][ T2933]  ___sys_sendmsg (net/socket.c:2752)
[   76.263795][ T2933]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.264055][ T2933]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.264284][ T2933]  __sys_sendmsg (net/socket.c:2784)
[   76.264485][ T2933]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.264687][ T2933]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.264944][ T2933]  ? 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)
[   76.265157][ T2933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.265365][ T2933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.265567][ T2933]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.265770][ T2933]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.265982][ T2933]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.266242][ T2933] RIP: 0033:0x7f4ad3f4208e
[   76.266455][ T2933] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.267180][ T2933] RSP: 002b:00007ffc0bd6ddc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.267485][ T2933] RAX: ffffffffffffffda RBX: 00007ffc0bd6e558 RCX: 00007f4ad3f4208e
[   76.267786][ T2933] RDX: 0000000000000000 RSI: 00007ffc0bd6de70 RDI: 0000000000000005
[   76.268090][ T2933] RBP: 00007ffc0bd6ddd0 R08: 0000000000000000 R09: 0000000000000000
[   76.268394][ T2933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.268695][ T2933] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0bd6e530
| [   76.339476][ T2934] ------------[ cut here ]------------
| [   76.339771][ T2934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2934
| [   76.340261][ T2934] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.341724][ T2934] Tainted: [W]=WARN
[   76.341953][ T2934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.342291][ T2934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.342604][ T2934] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.343415][ T2934] RSP: 0018:ffa000000768f020 EFLAGS: 00010286
[   76.343737][ T2934] RAX: 00000000ffffffa6 RBX: ff1100000c6119c0 RCX: 1ff4000000ed1dca
[   76.344115][ T2934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611a70
[   76.344483][ T2934] RBP: ff1100001071a000 R08: 1fe22000018c234f R09: ff1100000c6b2e58
[   76.344842][ T2934] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   76.345250][ T2934] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.345619][ T2934] FS:  00007fd00399b840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   76.346063][ T2934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.346394][ T2934] CR2: 0000000011728988 CR3: 0000000012760006 CR4: 0000000000771ef0
[   76.346763][ T2934] PKRU: 55555554
[   76.346991][ T2934] Call Trace:
[   76.347211][ T2934]  <TASK>
[   76.347380][ T2934]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.347654][ T2934]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.347871][ T2934]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.348153][ T2934]  __dev_notify_flags (net/core/dev.c:9787)
[   76.348426][ T2934]  ? netif_change_name (net/core/dev.c:1495)
[   76.348691][ T2934]  ? __dev_change_flags (net/core/dev.c:9752)
[   76.348958][ T2934]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   76.349245][ T2934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.349512][ T2934]  ? 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))
[   76.349781][ T2934]  netif_change_flags (net/core/dev.c:9820)
[   76.350070][ T2934]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   76.350348][ T2934]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   76.350620][ T2934]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   76.350882][ T2934]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   76.351218][ T2934]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   76.351494][ T2934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.351774][ T2934]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   76.352033][ T2934]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.352301][ T2934]  ? __kernel_text_address (kernel/extable.c:79)
[   76.352568][ T2934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.352836][ T2934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.353122][ T2934]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   76.353396][ T2934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.353662][ T2934]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.353927][ T2934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.354212][ T2934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.354489][ T2934]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   76.354739][ T2934]  ? __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)
[   76.355008][ T2934]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   76.355266][ T2934]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   76.355531][ T2934]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   76.355795][ T2934]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   76.356080][ T2934]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.356383][ T2934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.356643][ T2934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.356907][ T2934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.357205][ T2934]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.357487][ T2934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.357783][ T2934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.358073][ T2934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.358350][ T2934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.358615][ T2934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.358876][ T2934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.359152][ T2934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.359430][ T2934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.359703][ T2934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.359985][ T2934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.360268][ T2934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.360533][ T2934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.360798][ T2934]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.361086][ T2934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.361367][ T2934]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.361644][ T2934]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.361914][ T2934]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.362211][ T2934]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.362468][ T2934]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.362709][ T2934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.362988][ T2934]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.363259][ T2934]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.363521][ T2934]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.363782][ T2934]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.364058][ T2934]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.364327][ T2934]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.364638][ T2934]  ? move_addr_to_kernel (net/socket.c:258)
[   76.364903][ T2934]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.365193][ T2934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.365458][ T2934]  ___sys_sendmsg (net/socket.c:2752)
[   76.365724][ T2934]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.366057][ T2934]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.366354][ T2934]  __sys_sendmsg (net/socket.c:2784)
[   76.366623][ T2934]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.366884][ T2934]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.367227][ T2934]  ? 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)
[   76.367495][ T2934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.367762][ T2934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.368044][ T2934]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.368317][ T2934]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.368597][ T2934]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.368917][ T2934] RIP: 0033:0x7fd003bd508e
[   76.369193][ T2934] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.369935][ T2934] RSP: 002b:00007ffebdd68430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.370319][ T2934] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd003bd508e
[   76.370682][ T2934] RDX: 0000000000000000 RSI: 00007ffebdd684e0 RDI: 0000000000000005
[   76.371061][ T2934] RBP: 00007ffebdd68440 R08: 0000000000000000 R09: 0000000000000000
[   76.371438][ T2934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.371804][ T2934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebdd68ba0
| [   76.566273][ T2949] ------------[ cut here ]------------
| [   76.566481][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2949
| [   76.566790][ T2949] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.567426][ T2949] Tainted: [W]=WARN
[   76.567540][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.567728][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.567924][ T2949] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.568477][ T2949] RSP: 0018:ffa000000773ef70 EFLAGS: 00010286
[   76.568665][ T2949] RAX: 00000000ffffffa6 RBX: ff110000090a9b40 RCX: 1ff4000000ee7db4
[   76.568887][ T2949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9bf0
[   76.569112][ T2949] RBP: ff1100000cc1a000 R08: 1fe220000121537f R09: ff11000012860b80
[   76.569340][ T2949] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   76.569581][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   76.569804][ T2949] FS:  00007fcefab37840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   76.570075][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.570271][ T2949] CR2: 0000561b07814d5c CR3: 000000001284f001 CR4: 0000000000771ef0
[   76.570498][ T2949] PKRU: 55555554
[   76.570611][ T2949] Call Trace:
[   76.570724][ T2949]  <TASK>
[   76.570805][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.570958][ T2949]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.571120][ T2949]  notifier_call_chain (kernel/notifier.c:85)
[   76.571288][ T2949]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   76.571440][ T2949]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.571593][ T2949]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.571743][ T2949]  netdev_upper_dev_link (net/core/dev.c:8972)
[   76.571895][ T2949]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   76.572052][ T2949] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   76.572216][ T2949]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.572369][ T2949] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.572520][ T2949]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.572678][ T2949]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.572835][ T2949]  ? nla_strscpy (lib/nlattr.c:795)
[   76.572994][ T2949]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.573145][ T2949]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.573299][ T2949]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.573455][ T2949]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.573615][ T2949]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.573768][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.573918][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.574077][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.574232][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.574380][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.574534][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.574688][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.574843][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.574996][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.575150][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.575307][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.575462][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.575614][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.575766][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.575917][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.576091][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.576245][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.576401][ T2949]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.576556][ T2949]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.576712][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.576862][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.577024][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.577173][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.577334][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.577487][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.577643][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.577794][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.577944][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.578135][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[   76.578297][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.578448][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.578596][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[   76.578745][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.578936][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.579117][ T2949]  __sys_sendmsg (net/socket.c:2784)
[   76.579274][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.579419][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.579610][ T2949]  ? 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)
[   76.579758][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.579906][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.580057][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.580208][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.580361][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.580544][ T2949] RIP: 0033:0x7fcefad7108e
[   76.580701][ T2949] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.581248][ T2949] RSP: 002b:00007fff094c03b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.581481][ T2949] RAX: ffffffffffffffda RBX: 00007fff094c0b48 RCX: 00007fcefad7108e
[   76.581702][ T2949] RDX: 0000000000000000 RSI: 00007fff094c0460 RDI: 0000000000000005
[   76.581920][ T2949] RBP: 00007fff094c03c0 R08: 0000000000000000 R09: 0000000000000000
[   76.582149][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.582384][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff094c0b20
| [   76.584436][ T2949] ------------[ cut here ]------------
| [   76.584595][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2949
| [   76.584894][ T2949] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.585534][ T2949] Tainted: [W]=WARN
[   76.585651][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.585841][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.586052][ T2949] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.586588][ T2949] RSP: 0018:ffa000000773efd0 EFLAGS: 00010286
[   76.586779][ T2949] RAX: 00000000ffffffa6 RBX: ff110000090a8f40 RCX: 1ff4000000ee7dc0
[   76.587000][ T2949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8ff0
[   76.587226][ T2949] RBP: ff1100000be7a000 R08: 1fe22000012151ff R09: ff11000012860b80
[   76.587463][ T2949] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.587681][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   76.587907][ T2949] FS:  00007fcefab37840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   76.588168][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.588359][ T2949] CR2: 0000561b07814d5c CR3: 000000001284f001 CR4: 0000000000771ef0
[   76.588590][ T2949] PKRU: 55555554
[   76.588702][ T2949] Call Trace:
[   76.588817][ T2949]  <TASK>
[   76.588895][ T2949]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.589050][ T2949]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.589169][ T2949]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.589322][ T2949]  __dev_notify_flags (net/core/dev.c:9787)
[   76.589475][ T2949]  ? netif_change_name (net/core/dev.c:1495)
[   76.589623][ T2949]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.589771][ T2949]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   76.589923][ T2949]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   76.590081][ T2949] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   76.590235][ T2949]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.590386][ T2949] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.590538][ T2949]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.590692][ T2949]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.590839][ T2949]  ? nla_strscpy (lib/nlattr.c:795)
[   76.590990][ T2949]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.591136][ T2949]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.591288][ T2949]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.591447][ T2949]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.591606][ T2949]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.591755][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.591904][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.592056][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.592206][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.592351][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.592496][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.592646][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.592796][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.592944][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.593093][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.593243][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.593387][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.593535][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.593679][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.593827][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.593977][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.594125][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.594279][ T2949]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.594426][ T2949]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.594573][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.594721][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.594871][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.595028][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.595177][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.595328][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.595481][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.595626][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.595773][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.595960][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[   76.596113][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.596264][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.596411][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[   76.596557][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.596739][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.596897][ T2949]  __sys_sendmsg (net/socket.c:2784)
[   76.597047][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.597199][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.597384][ T2949]  ? 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)
[   76.597529][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.597676][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.597820][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.597977][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.598120][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.598306][ T2949] RIP: 0033:0x7fcefad7108e
[   76.598460][ T2949] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.599089][ T2949] RSP: 002b:00007fff094c03b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.599316][ T2949] RAX: ffffffffffffffda RBX: 00007fff094c0b48 RCX: 00007fcefad7108e
[   76.599639][ T2949] RDX: 0000000000000000 RSI: 00007fff094c0460 RDI: 0000000000000005
[   76.599961][ T2949] RBP: 00007fff094c03c0 R08: 0000000000000000 R09: 0000000000000000
[   76.600190][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.600414][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff094c0b20
| [   76.660866][ T2950] ------------[ cut here ]------------
| [   76.661150][ T2950] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2950
| [   76.661598][ T2950] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.662502][ T2950] Tainted: [W]=WARN
[   76.662667][ T2950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.662950][ T2950] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.663255][ T2950] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.664033][ T2950] RSP: 0018:ffa000000773f020 EFLAGS: 00010286
[   76.664318][ T2950] RAX: 00000000ffffffa6 RBX: ff1100000c5f6640 RCX: 1ff4000000ee7dca
[   76.664647][ T2950] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f66f0
[   76.664981][ T2950] RBP: ff1100000be7a000 R08: 1fe22000018becdf R09: ff11000012862e58
[   76.665310][ T2950] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   76.665621][ T2950] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.665947][ T2950] FS:  00007f5c00a91840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   76.666457][ T2950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.666735][ T2950] CR2: 00007f5c00d611a0 CR3: 000000001285f004 CR4: 0000000000771ef0
[   76.667245][ T2950] PKRU: 55555554
[   76.667412][ T2950] Call Trace:
[   76.667576][ T2950]  <TASK>
[   76.667693][ T2950]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.667921][ T2950]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.668219][ T2950]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.668433][ T2950]  __dev_notify_flags (net/core/dev.c:9787)
[   76.668816][ T2950]  ? netif_change_name (net/core/dev.c:1495)
[   76.669045][ T2950]  ? __dev_change_flags (net/core/dev.c:9752)
[   76.669267][ T2950]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   76.669480][ T2950]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.669702][ T2950]  ? 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))
[   76.669929][ T2950]  netif_change_flags (net/core/dev.c:9820)
[   76.670152][ T2950]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   76.670372][ T2950]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   76.670593][ T2950]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   76.670815][ T2950]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   76.671098][ T2950]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   76.671322][ T2950]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.671538][ T2950]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   76.671752][ T2950]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.672007][ T2950]  ? __kernel_text_address (kernel/extable.c:79)
[   76.672229][ T2950]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.672449][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.672662][ T2950]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   76.672878][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.673123][ T2950]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.673350][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.673563][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.673782][ T2950]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   76.674008][ T2950]  ? __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)
[   76.674230][ T2950]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   76.674441][ T2950]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   76.674660][ T2950]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   76.674885][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   76.675120][ T2950]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.675346][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.675558][ T2950]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.675775][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.676004][ T2950]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.676223][ T2950]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.676443][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.676657][ T2950]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.676871][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.677093][ T2950]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.677311][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.677516][ T2950]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.677732][ T2950]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.677945][ T2950]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.678173][ T2950]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.678398][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.678617][ T2950]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.678838][ T2950]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.679062][ T2950]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.679285][ T2950]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.679505][ T2950]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.679725][ T2950]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.679942][ T2950]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.680169][ T2950]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.680389][ T2950]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.680609][ T2950]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.680824][ T2950]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.681045][ T2950]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.681267][ T2950]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.681486][ T2950]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.681702][ T2950]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.681978][ T2950]  ? move_addr_to_kernel (net/socket.c:258)
[   76.682202][ T2950]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.682418][ T2950]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.682745][ T2950]  ___sys_sendmsg (net/socket.c:2752)
[   76.683002][ T2950]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.683286][ T2950]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.683530][ T2950]  __sys_sendmsg (net/socket.c:2784)
[   76.683745][ T2950]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.683953][ T2950]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.684239][ T2950]  ? 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)
[   76.684449][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.684668][ T2950]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.684884][ T2950]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.685106][ T2950]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.685332][ T2950]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.685600][ T2950] RIP: 0033:0x7f5c00ccb08e
[   76.685824][ T2950] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.686594][ T2950] RSP: 002b:00007ffda4c1cf70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.686918][ T2950] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5c00ccb08e
[   76.687260][ T2950] RDX: 0000000000000000 RSI: 00007ffda4c1d020 RDI: 0000000000000005
[   76.687572][ T2950] RBP: 00007ffda4c1cf80 R08: 0000000000000000 R09: 0000000000000000
[   76.687891][ T2950] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb7
[   76.688216][ T2950] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda4c1d6e0
| [   76.954689][ T2964] ------------[ cut here ]------------
| [   76.954982][ T2964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2964
| [   76.955435][ T2964] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.956348][ T2964] Tainted: [W]=WARN
[   76.956517][ T2964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.956798][ T2964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.957099][ T2964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.957894][ T2964] RSP: 0018:ffa00000077eef70 EFLAGS: 00010286
[   76.958182][ T2964] RAX: 00000000ffffffa6 RBX: ff1100000ceee1c0 RCX: 1ff4000000efddb4
[   76.958518][ T2964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee270
[   76.958848][ T2964] RBP: ff1100000cc1a000 R08: 1fe22000019ddc4f R09: ff11000011035180
[   76.959189][ T2964] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   76.959518][ T2964] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   76.959849][ T2964] FS:  00007fc259ff7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   76.960238][ T2964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.960512][ T2964] CR2: 000000003f30ca28 CR3: 000000001289f001 CR4: 0000000000771ef0
[   76.960848][ T2964] PKRU: 55555554
[   76.961020][ T2964] Call Trace:
[   76.961184][ T2964]  <TASK>
[   76.961301][ T2964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.961527][ T2964]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.961750][ T2964]  notifier_call_chain (kernel/notifier.c:85)
[   76.961987][ T2964]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   76.962219][ T2964]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.962450][ T2964]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.962677][ T2964]  netdev_upper_dev_link (net/core/dev.c:8972)
[   76.962900][ T2964]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   76.963133][ T2964] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   76.963368][ T2964]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.963598][ T2964] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.963822][ T2964]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.964064][ T2964]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.964291][ T2964]  ? nla_strscpy (lib/nlattr.c:795)
[   76.964516][ T2964]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.964740][ T2964]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.964961][ T2964]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.965197][ T2964]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.965430][ T2964]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.965663][ T2964]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.965886][ T2964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.966115][ T2964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.966341][ T2964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.966558][ T2964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.966775][ T2964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.967003][ T2964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.967230][ T2964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.967440][ T2964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.967650][ T2964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.967864][ T2964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.968084][ T2964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.968303][ T2964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.968514][ T2964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.968735][ T2964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.968950][ T2964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.969172][ T2964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.969388][ T2964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.969594][ T2964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.969804][ T2964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.970033][ T2964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.970249][ T2964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.970461][ T2964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.970701][ T2964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.970914][ T2964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.971134][ T2964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.971349][ T2964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.971559][ T2964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.971822][ T2964]  ? move_addr_to_kernel (net/socket.c:258)
[   76.972047][ T2964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.972268][ T2964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.972483][ T2964]  ___sys_sendmsg (net/socket.c:2752)
[   76.972696][ T2964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.972959][ T2964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.973214][ T2964]  __sys_sendmsg (net/socket.c:2784)
[   76.973420][ T2964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.973624][ T2964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.973894][ T2964]  ? 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)
[   76.974107][ T2964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.974314][ T2964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.974517][ T2964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.974728][ T2964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.974933][ T2964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.975204][ T2964] RIP: 0033:0x7fc25a23108e
[   76.975429][ T2964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   76.976178][ T2964] RSP: 002b:00007ffe315b4c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.976490][ T2964] RAX: ffffffffffffffda RBX: 00007ffe315b53a8 RCX: 00007fc25a23108e
[   76.976798][ T2964] RDX: 0000000000000000 RSI: 00007ffe315b4cc0 RDI: 0000000000000005
[   76.977111][ T2964] RBP: 00007ffe315b4c20 R08: 0000000000000000 R09: 0000000000000000
[   76.977428][ T2964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb8
[   76.977735][ T2964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe315b5380
| [   76.980212][ T2964] ------------[ cut here ]------------
| [   76.980420][ T2964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2964
| [   76.980841][ T2964] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   76.981743][ T2964] Tainted: [W]=WARN
[   76.981903][ T2964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.982176][ T2964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.982452][ T2964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.983233][ T2964] RSP: 0018:ffa00000077eefd0 EFLAGS: 00010286
[   76.983514][ T2964] RAX: 00000000ffffffa6 RBX: ff1100000ceef540 RCX: 1ff4000000efddc0
[   76.983842][ T2964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceef5f0
[   76.984184][ T2964] RBP: ff11000010482000 R08: 1fe22000019ddebf R09: ff11000011035180
[   76.984521][ T2964] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.984849][ T2964] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010482e04
[   76.985194][ T2964] FS:  00007fc259ff7840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   76.985578][ T2964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.985862][ T2964] CR2: 000000003f30ca28 CR3: 000000001289f001 CR4: 0000000000771ef0
[   76.986207][ T2964] PKRU: 55555554
[   76.986373][ T2964] Call Trace:
[   76.986538][ T2964]  <TASK>
[   76.986656][ T2964]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.986882][ T2964]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.987058][ T2964]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   76.987282][ T2964]  __dev_notify_flags (net/core/dev.c:9787)
[   76.987503][ T2964]  ? netif_change_name (net/core/dev.c:1495)
[   76.987727][ T2964]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   76.987953][ T2964]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   76.988180][ T2964]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   76.988398][ T2964] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   76.988620][ T2964]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   76.988847][ T2964] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   76.989085][ T2964]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   76.989319][ T2964]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   76.989540][ T2964]  ? nla_strscpy (lib/nlattr.c:795)
[   76.989767][ T2964]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   76.990001][ T2964]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   76.990225][ T2964]  ? __dev_get_by_name (net/core/dev.c:883)
[   76.990444][ T2964]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   76.990674][ T2964]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   76.990902][ T2964]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   76.991133][ T2964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.991358][ T2964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.991586][ T2964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.991804][ T2964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   76.992032][ T2964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.992262][ T2964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.992487][ T2964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   76.992716][ T2964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   76.992939][ T2964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.993168][ T2964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.993392][ T2964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.993617][ T2964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.993838][ T2964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.994072][ T2964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   76.994299][ T2964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.994522][ T2964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.994746][ T2964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   76.994967][ T2964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   76.995204][ T2964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.995412][ T2964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.995622][ T2964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   76.995837][ T2964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   76.996051][ T2964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   76.996266][ T2964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   76.996485][ T2964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   76.996705][ T2964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   76.996921][ T2964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   76.997207][ T2964]  ? move_addr_to_kernel (net/socket.c:258)
[   76.997431][ T2964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   76.997651][ T2964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   76.997880][ T2964]  ___sys_sendmsg (net/socket.c:2752)
[   76.998110][ T2964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   76.998394][ T2964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   76.998638][ T2964]  __sys_sendmsg (net/socket.c:2784)
[   76.998860][ T2964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   76.999087][ T2964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.999369][ T2964]  ? 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)
[   76.999591][ T2964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.999813][ T2964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.000045][ T2964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.000274][ T2964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.000497][ T2964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.000775][ T2964] RIP: 0033:0x7fc25a23108e
[   77.001013][ T2964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.001802][ T2964] RSP: 002b:00007ffe315b4c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.002136][ T2964] RAX: ffffffffffffffda RBX: 00007ffe315b53a8 RCX: 00007fc25a23108e
[   77.002465][ T2964] RDX: 0000000000000000 RSI: 00007ffe315b4cc0 RDI: 0000000000000005
[   77.002796][ T2964] RBP: 00007ffe315b4c20 R08: 0000000000000000 R09: 0000000000000000
[   77.003135][ T2964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb8
[   77.003468][ T2964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe315b5380
| [   77.053280][ T2965] ------------[ cut here ]------------
| [   77.053581][ T2965] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2965
| [   77.054582][ T2965] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.055571][ T2965] Tainted: [W]=WARN
[   77.055787][ T2965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.056128][ T2965] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.056481][ T2965] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.057315][ T2965] RSP: 0018:ffa00000077ff020 EFLAGS: 00010286
[   77.057646][ T2965] RAX: 00000000ffffffa6 RBX: ff110000090a90c0 RCX: 1ff4000000effdca
[   77.058041][ T2965] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a9170
[   77.058416][ T2965] RBP: ff11000010482000 R08: 1fe220000121522f R09: ff11000012598b58
[   77.058789][ T2965] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   77.059197][ T2965] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   77.059593][ T2965] FS:  00007f4e3d072840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   77.060043][ T2965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.060385][ T2965] CR2: 00007f4e3d3421a0 CR3: 0000000012718004 CR4: 0000000000771ef0
[   77.060761][ T2965] PKRU: 55555554
[   77.060994][ T2965] Call Trace:
[   77.061222][ T2965]  <TASK>
[   77.061389][ T2965]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.061669][ T2965]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.061890][ T2965]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.062181][ T2965]  __dev_notify_flags (net/core/dev.c:9787)
[   77.062477][ T2965]  ? netif_change_name (net/core/dev.c:1495)
[   77.062766][ T2965]  ? __dev_change_flags (net/core/dev.c:9752)
[   77.063058][ T2965]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   77.063346][ T2965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.063624][ T2965]  ? 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))
[   77.063903][ T2965]  netif_change_flags (net/core/dev.c:9820)
[   77.064199][ T2965]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.064468][ T2965]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   77.064740][ T2965]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   77.065030][ T2965]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   77.065393][ T2965]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.065674][ T2965]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.065954][ T2965]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   77.066284][ T2965]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.066571][ T2965]  ? __kernel_text_address (kernel/extable.c:79)
[   77.066848][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.067133][ T2965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.067413][ T2965]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.067687][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.067959][ T2965]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.068248][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.068521][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.068811][ T2965]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   77.069095][ T2965]  ? __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)
[   77.069368][ T2965]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   77.069635][ T2965]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.069867][ T2965]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.070152][ T2965]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   77.070467][ T2965]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.070764][ T2965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.071079][ T2965]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.071383][ T2965]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.071679][ T2965]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.071992][ T2965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.072309][ T2965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.072611][ T2965]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.072930][ T2965]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.073251][ T2965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.073552][ T2965]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.073859][ T2965]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.074170][ T2965]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.074492][ T2965]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.074797][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.075113][ T2965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.075421][ T2965]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.075731][ T2965]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.076030][ T2965]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.076303][ T2965]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.076572][ T2965]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.076830][ T2965]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.077116][ T2965]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.077396][ T2965]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.077660][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.077926][ T2965]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.078215][ T2965]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.078483][ T2965]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.078750][ T2965]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.079031][ T2965]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.079303][ T2965]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.079624][ T2965]  ? move_addr_to_kernel (net/socket.c:258)
[   77.079891][ T2965]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.080175][ T2965]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.080452][ T2965]  ___sys_sendmsg (net/socket.c:2752)
[   77.080717][ T2965]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.081051][ T2965]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.081350][ T2965]  __sys_sendmsg (net/socket.c:2784)
[   77.081615][ T2965]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.081876][ T2965]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.082222][ T2965]  ? 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)
[   77.082486][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.082751][ T2965]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.083198][ T2965]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.083464][ T2965]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.083735][ T2965]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.084233][ T2965] RIP: 0033:0x7f4e3d2ac08e
[   77.084511][ T2965] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.085482][ T2965] RSP: 002b:00007fffc5e479f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.085858][ T2965] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4e3d2ac08e
[   77.086247][ T2965] RDX: 0000000000000000 RSI: 00007fffc5e47aa0 RDI: 0000000000000005
[   77.086767][ T2965] RBP: 00007fffc5e47a00 R08: 0000000000000000 R09: 0000000000000000
[   77.087127][ T2965] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb8
[   77.087501][ T2965] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc5e48160
| [   77.251581][  T166] ------------[ cut here ]------------
| [   77.251854][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   77.252399][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.253343][  T166] Tainted: [W]=WARN
[   77.253503][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.253764][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.254049][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.254794][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   77.255084][  T166] RAX: 00000000ffffffa6 RBX: ff1100000ceef9c0 RCX: 1ff4000000108eef
[   77.255415][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceefa70
[   77.255733][  T166] RBP: ff11000011f12000 R08: 1fe22000019ddf4f R09: ff1100000cab2ef8
[   77.256061][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.256379][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.256703][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   77.257093][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.257362][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   77.257670][  T166] PKRU: 55555554
[   77.257827][  T166] Call Trace:
[   77.257994][  T166]  <TASK>
[   77.258108][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.258387][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.258639][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   77.258850][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   77.259069][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.259284][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.259493][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   77.259699][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.259911][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   77.260130][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   77.260348][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   77.260560][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   77.260819][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   77.261085][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   77.261299][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   77.261511][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   77.261769][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   77.261988][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   77.262206][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   77.262417][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   77.262630][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   77.262792][  T166]  new_sync_write (fs/read_write.c:595)
[   77.263016][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.263234][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   77.263443][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.263648][  T166]  ? ksys_write (fs/read_write.c:740)
[   77.263858][  T166]  vfs_write (fs/read_write.c:688)
[   77.264026][  T166]  ksys_write (fs/read_write.c:740)
[   77.264181][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   77.264386][  T166]  ? 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)
[   77.264590][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.264796][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.265009][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.265218][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.265424][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.265676][  T166] RIP: 0033:0x7fd8e6c0c08e
[   77.265891][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.266635][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   77.266943][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   77.267261][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   77.267569][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   77.267871][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   77.268181][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   77.313871][  T166] ------------[ cut here ]------------
| [   77.314676][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./166
| [   77.315000][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.315702][  T166] Tainted: [W]=WARN
[   77.315822][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.316026][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.316253][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.316807][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   77.317007][  T166] RAX: 00000000ffffffa6 RBX: ff11000011ff07c0 RCX: 1ff4000000108ed1
[   77.317237][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff0870
[   77.317475][  T166] RBP: ff1100001140a000 R08: 1fe22000023fe10f R09: ff1100000cab2ef8
[   77.317722][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.317948][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001140a000
[   77.318186][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   77.318461][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.318657][  T166] CR2: 0000561b21f308a8 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   77.318887][  T166] PKRU: 55555554
[   77.319006][  T166] Call Trace:
[   77.319119][  T166]  <TASK>
[   77.319203][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.319359][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.319474][  T166]  register_netdevice (net/core/dev.c:11488)
[   77.319630][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.319816][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   77.319976][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   77.320174][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   77.320330][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   77.320525][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   77.320722][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.320897][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   77.321134][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   77.321430][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   77.321657][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   77.321949][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   77.322145][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   77.322298][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   77.322446][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   77.322560][  T166]  new_sync_write (fs/read_write.c:595)
[   77.322712][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.322877][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   77.323041][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.323191][  T166]  ? ksys_write (fs/read_write.c:740)
[   77.323366][  T166]  vfs_write (fs/read_write.c:688)
[   77.323485][  T166]  ksys_write (fs/read_write.c:740)
[   77.323647][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   77.323865][  T166]  ? 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)
[   77.324108][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.324340][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.324503][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.324649][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.324794][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.325069][  T166] RIP: 0033:0x7fd8e6c0c08e
[   77.325279][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.326035][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   77.326296][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   77.326583][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   77.326923][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   77.327276][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   77.327513][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   77.687197][ T3000] ------------[ cut here ]------------
| [   77.687467][ T3000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3000
| [   77.687908][ T3000] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.688854][ T3000] Tainted: [W]=WARN
[   77.689018][ T3000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.689296][ T3000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.689558][ T3000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.690265][ T3000] RSP: 0018:ffa000000796efe0 EFLAGS: 00010286
[   77.690538][ T3000] RAX: 00000000ffffffa6 RBX: ff110000093a2340 RCX: 1ff4000000f2ddc2
[   77.690859][ T3000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a23f0
[   77.691187][ T3000] RBP: ff1100000cc1a000 R08: 1fe220000127447f R09: ff1100000bde5158
[   77.691431][ T3000] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   77.691635][ T3000] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   77.691848][ T3000] FS:  00007f4a59d86840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   77.692093][ T3000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.692273][ T3000] CR2: 0000000000d16988 CR3: 00000000129af003 CR4: 0000000000771ef0
[   77.692478][ T3000] PKRU: 55555554
[   77.692585][ T3000] Call Trace:
[   77.692686][ T3000]  <TASK>
[   77.692757][ T3000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.692897][ T3000]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   77.693045][ T3000]  notifier_call_chain (kernel/notifier.c:85)
[   77.693183][ T3000]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   77.693323][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.693461][ T3000]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   77.693629][ T3000]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.693799][ T3000]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.693980][ T3000]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   77.694172][ T3000]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   77.694391][ T3000]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   77.694531][ T3000] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   77.694679][ T3000]  ? write_profile (kernel/profile.c:194)
[   77.694821][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.694956][ T3000]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   77.695137][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.695287][ T3000]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   77.695426][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.695561][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.695700][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.695840][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.695984][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.696138][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.696286][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.696436][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.696575][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.696723][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.696867][ T3000]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   77.697042][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.697253][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.697403][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.697548][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.697686][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.697821][ T3000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.697959][ T3000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.698111][ T3000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.698255][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.698395][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.698532][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.698679][ T3000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.698825][ T3000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.698976][ T3000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.699113][ T3000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.699264][ T3000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.699399][ T3000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.699532][ T3000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.699673][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.699820][ T3000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.699982][ T3000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.700117][ T3000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.700264][ T3000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.700403][ T3000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.700544][ T3000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.700729][ T3000]  ? move_addr_to_kernel (net/socket.c:258)
[   77.700865][ T3000]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.701011][ T3000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.701148][ T3000]  ___sys_sendmsg (net/socket.c:2752)
[   77.701294][ T3000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.701467][ T3000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.701628][ T3000]  __sys_sendmsg (net/socket.c:2784)
[   77.701766][ T3000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.701907][ T3000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.702080][ T3000]  ? 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)
[   77.702218][ T3000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.702357][ T3000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.702494][ T3000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.702632][ T3000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.702770][ T3000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.702942][ T3000] RIP: 0033:0x7f4a59fc008e
[   77.703090][ T3000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.703585][ T3000] RSP: 002b:00007ffd463a5ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.703807][ T3000] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a59fc008e
[   77.704031][ T3000] RDX: 0000000000000000 RSI: 00007ffd463a5fa0 RDI: 0000000000000005
[   77.704251][ T3000] RBP: 00007ffd463a5f00 R08: 0000000000000000 R09: 0000000000000000
[   77.704461][ T3000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb8
[   77.704672][ T3000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd463a6660
| [   77.706395][ T3000] ------------[ cut here ]------------
| [   77.706529][ T3000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3000
| [   77.706792][ T3000] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.707371][ T3000] Tainted: [W]=WARN
[   77.707476][ T3000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.707651][ T3000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.707824][ T3000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.708630][ T3000] RSP: 0018:ffa000000796f060 EFLAGS: 00010286
[   77.708808][ T3000] RAX: 00000000ffffffa6 RBX: ff110000093a36c0 RCX: 1ff4000000f2ddd2
[   77.709041][ T3000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3770
[   77.709248][ T3000] RBP: ff11000011db2000 R08: 1fe22000012746ef R09: ff1100000bde5158
[   77.709457][ T3000] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   77.709661][ T3000] R13: 0000000000000000 R14: 0000000000000000 R15: ffa000000796f100
[   77.709856][ T3000] FS:  00007f4a59d86840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   77.710096][ T3000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.710269][ T3000] CR2: 0000000000d16988 CR3: 00000000129af003 CR4: 0000000000771ef0
[   77.710530][ T3000] PKRU: 55555554
[   77.710632][ T3000] Call Trace:
[   77.710729][ T3000]  <TASK>
[   77.710796][ T3000]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.710931][ T3000]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.711041][ T3000]  netif_close_many (net/core/dev.c:1804)
[   77.711172][ T3000]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.711313][ T3000]  ? __dev_close_many (net/core/dev.c:1781)
[   77.711445][ T3000]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.711606][ T3000]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.711769][ T3000]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   77.711907][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.712048][ T3000]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.712217][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.712348][ T3000]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   77.712477][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.712605][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.712736][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.712867][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.713008][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.713173][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.713310][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.713440][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.713573][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.713705][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.713857][ T3000]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   77.714043][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.714171][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.714306][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.714437][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.714569][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.714701][ T3000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.714829][ T3000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.714960][ T3000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.715100][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.715266][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.715399][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.715531][ T3000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.715665][ T3000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.715800][ T3000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.715940][ T3000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.716080][ T3000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.716218][ T3000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.716349][ T3000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.716479][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.716620][ T3000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.716751][ T3000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.716924][ T3000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.717111][ T3000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.717280][ T3000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.717410][ T3000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.717570][ T3000]  ? move_addr_to_kernel (net/socket.c:258)
[   77.717702][ T3000]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.717833][ T3000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.717967][ T3000]  ___sys_sendmsg (net/socket.c:2752)
[   77.718103][ T3000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.718297][ T3000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.718489][ T3000]  __sys_sendmsg (net/socket.c:2784)
[   77.718662][ T3000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.718831][ T3000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.719052][ T3000]  ? 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)
[   77.719229][ T3000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.719399][ T3000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.719570][ T3000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.719740][ T3000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.719914][ T3000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.720138][ T3000] RIP: 0033:0x7f4a59fc008e
[   77.720324][ T3000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.720932][ T3000] RSP: 002b:00007ffd463a5ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.721202][ T3000] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a59fc008e
[   77.721458][ T3000] RDX: 0000000000000000 RSI: 00007ffd463a5fa0 RDI: 0000000000000005
[   77.721714][ T3000] RBP: 00007ffd463a5f00 R08: 0000000000000000 R09: 0000000000000000
[   77.721947][ T3000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb8
[   77.722154][ T3000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd463a6660
| [   77.730417][ T3000] ------------[ cut here ]------------
| [   77.730561][ T3000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3000
| [   77.730818][ T3000] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.731898][ T3000] Tainted: [W]=WARN
[   77.732058][ T3000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.732225][ T3000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.732400][ T3000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.732854][ T3000] RSP: 0018:ffa000000796f190 EFLAGS: 00010286
[   77.733069][ T3000] RAX: 00000000ffffffa6 RBX: ff110000093a2c40 RCX: 1ff4000000f2ddf8
[   77.733265][ T3000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a2cf0
[   77.733467][ T3000] RBP: ff11000011db2000 R08: 1fe220000127459f R09: ff1100000bde5158
[   77.733659][ T3000] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.733846][ T3000] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.734097][ T3000] FS:  00007f4a59d86840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   77.734323][ T3000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.734489][ T3000] CR2: 0000000000d16988 CR3: 00000000129af003 CR4: 0000000000771ef0
[   77.734679][ T3000] PKRU: 55555554
[   77.734800][ T3000] Call Trace:
[   77.734942][ T3000]  <TASK>
[   77.735120][ T3000]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.735289][ T3000]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.735447][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.735580][ T3000]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   77.735706][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.735831][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.735957][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.736139][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.736269][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.736420][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.736549][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.736676][ T3000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.736800][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.736926][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.737110][ T3000]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   77.737256][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.737390][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.737582][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.737740][ T3000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.737873][ T3000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.738059][ T3000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.738193][ T3000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.738319][ T3000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.738445][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.738574][ T3000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.738701][ T3000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.738828][ T3000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.738953][ T3000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.739135][ T3000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.739268][ T3000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.739394][ T3000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.739523][ T3000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.739650][ T3000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.739780][ T3000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.739910][ T3000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.740094][ T3000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.740225][ T3000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.740354][ T3000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.740479][ T3000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.740607][ T3000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.740763][ T3000]  ? move_addr_to_kernel (net/socket.c:258)
[   77.740890][ T3000]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.741072][ T3000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.741203][ T3000]  ___sys_sendmsg (net/socket.c:2752)
[   77.741328][ T3000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.741487][ T3000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.741626][ T3000]  __sys_sendmsg (net/socket.c:2784)
[   77.741762][ T3000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.741888][ T3000]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.742102][ T3000]  ? 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)
[   77.742231][ T3000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.742358][ T3000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.742484][ T3000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.742611][ T3000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.742737][ T3000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.742896][ T3000] RIP: 0033:0x7f4a59fc008e
[   77.743088][ T3000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.743540][ T3000] RSP: 002b:00007ffd463a5ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.743734][ T3000] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a59fc008e
[   77.743922][ T3000] RDX: 0000000000000000 RSI: 00007ffd463a5fa0 RDI: 0000000000000005
[   77.744166][ T3000] RBP: 00007ffd463a5f00 R08: 0000000000000000 R09: 0000000000000000
[   77.744363][ T3000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb8
[   77.744631][ T3000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd463a6660
| [   77.951214][ T3016] ------------[ cut here ]------------
| [   77.951663][ T3016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3016
| [   77.951948][ T3016] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.953061][ T3016] Tainted: [W]=WARN
[   77.953170][ T3016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.953349][ T3016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.953535][ T3016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.954058][ T3016] RSP: 0018:ffa0000007a2efe0 EFLAGS: 00010286
[   77.954239][ T3016] RAX: 00000000ffffffa6 RBX: ff1100000c6119c0 RCX: 1ff4000000f45dc2
[   77.954438][ T3016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611a70
[   77.954640][ T3016] RBP: ff1100000cc1a000 R08: 1fe22000018c234f R09: ff11000011032e58
[   77.954847][ T3016] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   77.955054][ T3016] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   77.955272][ T3016] FS:  00007ffb23268840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   77.955517][ T3016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.955695][ T3016] CR2: 000000002be21988 CR3: 0000000012a17006 CR4: 0000000000771ef0
[   77.955902][ T3016] PKRU: 55555554
[   77.956010][ T3016] Call Trace:
[   77.956116][ T3016]  <TASK>
[   77.956195][ T3016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.956335][ T3016]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   77.956474][ T3016]  notifier_call_chain (kernel/notifier.c:85)
[   77.956615][ T3016]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   77.956752][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.956892][ T3016]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   77.957068][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.957219][ T3016]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   77.957394][ T3016]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.957530][ T3016]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.957667][ T3016]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   77.957801][ T3016]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   77.957978][ T3016] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   77.958120][ T3016]  ? write_profile (kernel/profile.c:194)
[   77.958260][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.958396][ T3016]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   77.958571][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.958710][ T3016]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   77.958846][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.958991][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.959129][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.959271][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.959468][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.959651][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.959786][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.959923][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.960074][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.960218][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.960355][ T3016]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   77.960492][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.960627][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.960761][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.960897][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.961044][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.961181][ T3016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.961325][ T3016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.961461][ T3016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.961597][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.961734][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.961873][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.962017][ T3016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.962153][ T3016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.962299][ T3016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.962438][ T3016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.962574][ T3016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.962711][ T3016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.962846][ T3016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.962985][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.963126][ T3016]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.963267][ T3016]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.963406][ T3016]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.963548][ T3016]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.963690][ T3016]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.963830][ T3016]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.964014][ T3016]  ? move_addr_to_kernel (net/socket.c:258)
[   77.964154][ T3016]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.964295][ T3016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.964433][ T3016]  ___sys_sendmsg (net/socket.c:2752)
[   77.964569][ T3016]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.964742][ T3016]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.964895][ T3016]  __sys_sendmsg (net/socket.c:2784)
[   77.965039][ T3016]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.965175][ T3016]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.965352][ T3016]  ? 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)
[   77.965490][ T3016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.965628][ T3016]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.965766][ T3016]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.965905][ T3016]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.966046][ T3016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.966226][ T3016] RIP: 0033:0x7ffb234a208e
[   77.966372][ T3016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.966867][ T3016] RSP: 002b:00007ffea6d9cf40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.967087][ T3016] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb234a208e
[   77.967297][ T3016] RDX: 0000000000000000 RSI: 00007ffea6d9cff0 RDI: 0000000000000005
[   77.967500][ T3016] RBP: 00007ffea6d9cf50 R08: 0000000000000000 R09: 0000000000000000
[   77.967706][ T3016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   77.967909][ T3016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6d9d6b0
| [   77.969753][ T3016] ------------[ cut here ]------------
| [   77.969898][ T3016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3016
| [   77.970186][ T3016] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.970744][ T3016] Tainted: [W]=WARN
[   77.970847][ T3016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.971134][ T3016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.971315][ T3016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.971900][ T3016] RSP: 0018:ffa0000007a2f060 EFLAGS: 00010286
[   77.972260][ T3016] RAX: 00000000ffffffa6 RBX: ff1100000c611840 RCX: 1ff4000000f45dd2
[   77.972564][ T3016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6118f0
[   77.972858][ T3016] RBP: ff1100001071a000 R08: 1fe22000018c231f R09: ff11000011032e58
[   77.973172][ T3016] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   77.973380][ T3016] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007a2f100
[   77.973581][ T3016] FS:  00007ffb23268840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   77.973814][ T3016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.974087][ T3016] CR2: 000000002be21988 CR3: 0000000012a17006 CR4: 0000000000771ef0
[   77.974299][ T3016] PKRU: 55555554
[   77.974401][ T3016] Call Trace:
[   77.974502][ T3016]  <TASK>
[   77.974572][ T3016]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.974709][ T3016]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.974817][ T3016]  netif_close_many (net/core/dev.c:1804)
[   77.975136][ T3016]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   77.975455][ T3016]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.975649][ T3016]  ? __dev_close_many (net/core/dev.c:1781)
[   77.975854][ T3016]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.976171][ T3016]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.976344][ T3016]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   77.976487][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.976618][ T3016]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.976784][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.976916][ T3016]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   77.977058][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.977198][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.977332][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.977463][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.977598][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.977748][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.977889][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.978028][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.978161][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.978377][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.978557][ T3016]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   77.978755][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.978924][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.979069][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.979238][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.979443][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.979648][ T3016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.979851][ T3016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.980059][ T3016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.980221][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.980418][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.980592][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.980809][ T3016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.980957][ T3016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.981108][ T3016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.981309][ T3016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.981445][ T3016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.981603][ T3016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.981800][ T3016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.982017][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.982228][ T3016]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.982411][ T3016]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.982555][ T3016]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.982692][ T3016]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.982828][ T3016]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.982960][ T3016]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.983143][ T3016]  ? move_addr_to_kernel (net/socket.c:258)
[   77.983341][ T3016]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.983539][ T3016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.983744][ T3016]  ___sys_sendmsg (net/socket.c:2752)
[   77.983946][ T3016]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.984168][ T3016]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.984322][ T3016]  __sys_sendmsg (net/socket.c:2784)
[   77.984500][ T3016]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.984657][ T3016]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.984868][ T3016]  ? 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)
[   77.985074][ T3016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.985295][ T3016]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.985496][ T3016]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.985682][ T3016]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.985821][ T3016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.986061][ T3016] RIP: 0033:0x7ffb234a208e
[   77.986211][ T3016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.986889][ T3016] RSP: 002b:00007ffea6d9cf40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.987145][ T3016] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb234a208e
[   77.987431][ T3016] RDX: 0000000000000000 RSI: 00007ffea6d9cff0 RDI: 0000000000000005
[   77.987727][ T3016] RBP: 00007ffea6d9cf50 R08: 0000000000000000 R09: 0000000000000000
[   77.988031][ T3016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   77.988331][ T3016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6d9d6b0
| [   77.991952][ T3016] ------------[ cut here ]------------
| [   77.992181][ T3016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3016
| [   77.992456][ T3016] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   77.993067][ T3016] Tainted: [W]=WARN
[   77.993167][ T3016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.993352][ T3016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.993521][ T3016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.994105][ T3016] RSP: 0018:ffa0000007a2f190 EFLAGS: 00010286
[   77.994275][ T3016] RAX: 00000000ffffffa6 RBX: ff1100000ceee1c0 RCX: 1ff4000000f45df8
[   77.994472][ T3016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee270
[   77.994675][ T3016] RBP: ff1100001071a000 R08: 1fe22000019ddc4f R09: ff11000011032e58
[   77.994866][ T3016] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.995230][ T3016] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.995430][ T3016] FS:  00007ffb23268840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   77.995746][ T3016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.995910][ T3016] CR2: 000000002be21988 CR3: 0000000012a17006 CR4: 0000000000771ef0
[   77.996163][ T3016] PKRU: 55555554
[   77.996265][ T3016] Call Trace:
[   77.996364][ T3016]  <TASK>
[   77.996431][ T3016]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.996685][ T3016]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.996845][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.997036][ T3016]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   77.997165][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.997297][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.997430][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.997639][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.997766][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.997914][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.998098][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.998231][ T3016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.998361][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.998489][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.998703][ T3016]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   77.998839][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.999021][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.999151][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.999285][ T3016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.999413][ T3016]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   77.999624][ T3016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.999753][ T3016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.999879][ T3016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.000062][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.000251][ T3016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.000435][ T3016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.000582][ T3016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.000795][ T3016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.000929][ T3016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.001125][ T3016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.001284][ T3016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.001416][ T3016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.001544][ T3016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.001755][ T3016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.001887][ T3016]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.002068][ T3016]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.002201][ T3016]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.002332][ T3016]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.002461][ T3016]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.002593][ T3016]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.002832][ T3016]  ? move_addr_to_kernel (net/socket.c:258)
[   78.003083][ T3016]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.003236][ T3016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.003369][ T3016]  ___sys_sendmsg (net/socket.c:2752)
[   78.003496][ T3016]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.003663][ T3016]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.004053][ T3016]  __sys_sendmsg (net/socket.c:2784)
[   78.004186][ T3016]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.004321][ T3016]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.004544][ T3016]  ? 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)
[   78.004731][ T3016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.004926][ T3016]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.005359][ T3016]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.005540][ T3016]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.005708][ T3016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.005947][ T3016] RIP: 0033:0x7ffb234a208e
[   78.006160][ T3016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.006625][ T3016] RSP: 002b:00007ffea6d9cf40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.006923][ T3016] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb234a208e
[   78.007225][ T3016] RDX: 0000000000000000 RSI: 00007ffea6d9cff0 RDI: 0000000000000005
[   78.007503][ T3016] RBP: 00007ffea6d9cf50 R08: 0000000000000000 R09: 0000000000000000
[   78.007699][ T3016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.008037][ T3016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6d9d6b0
| [   78.275441][ T3035] ------------[ cut here ]------------
| [   78.275625][ T3035] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3035
| [   78.275908][ T3035] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.276489][ T3035] Tainted: [W]=WARN
[   78.276598][ T3035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.276772][ T3035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.276959][ T3035] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.277489][ T3035] RSP: 0018:ffa0000007acefe0 EFLAGS: 00010286
[   78.277662][ T3035] RAX: 00000000ffffffa6 RBX: ff1100000c5f6340 RCX: 1ff4000000f59dc2
[   78.277865][ T3035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f63f0
[   78.278074][ T3035] RBP: ff1100000cc1a000 R08: 1fe22000018bec7f R09: ff11000011b82e58
[   78.278289][ T3035] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.278487][ T3035] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.278694][ T3035] FS:  00007fe063579840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.278945][ T3035] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.279121][ T3035] CR2: 0000000029ca0988 CR3: 0000000011eea005 CR4: 0000000000771ef0
[   78.279333][ T3035] PKRU: 55555554
[   78.279437][ T3035] Call Trace:
[   78.279539][ T3035]  <TASK>
[   78.279612][ T3035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.279750][ T3035]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.279887][ T3035]  notifier_call_chain (kernel/notifier.c:85)
[   78.280106][ T3035]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.280252][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.280388][ T3035]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.280557][ T3035]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.280693][ T3035]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.280831][ T3035]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.280967][ T3035]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.281325][ T3035]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   78.281467][ T3035] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   78.281608][ T3035]  ? write_profile (kernel/profile.c:194)
[   78.281745][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.281885][ T3035]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   78.282156][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.282300][ T3035]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   78.282434][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.282569][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.282703][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.282837][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.283043][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.283201][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.283334][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.283475][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.283613][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.283748][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.283881][ T3035]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.284024][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.284157][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.284298][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.284433][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.284569][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.284708][ T3035]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.284842][ T3035]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.284983][ T3035]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.285119][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.285262][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.285399][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.285536][ T3035]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.285673][ T3035]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.285810][ T3035]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.285947][ T3035]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.286086][ T3035]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.286239][ T3035]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.286377][ T3035]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.286512][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.286686][ T3035]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.286857][ T3035]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.287002][ T3035]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.287142][ T3035]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.287285][ T3035]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.287419][ T3035]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.287587][ T3035]  ? move_addr_to_kernel (net/socket.c:258)
[   78.287790][ T3035]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.288008][ T3035]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.288230][ T3035]  ___sys_sendmsg (net/socket.c:2752)
[   78.288431][ T3035]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.288620][ T3035]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.288816][ T3035]  __sys_sendmsg (net/socket.c:2784)
[   78.289034][ T3035]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.289246][ T3035]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.289509][ T3035]  ? 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)
[   78.289652][ T3035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.289855][ T3035]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.290046][ T3035]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.290185][ T3035]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.290331][ T3035]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.290536][ T3035] RIP: 0033:0x7fe0637b308e
[   78.290743][ T3035] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.291439][ T3035] RSP: 002b:00007ffc50eee980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.291712][ T3035] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0637b308e
[   78.291963][ T3035] RDX: 0000000000000000 RSI: 00007ffc50eeea30 RDI: 0000000000000005
[   78.292245][ T3035] RBP: 00007ffc50eee990 R08: 0000000000000000 R09: 0000000000000000
[   78.292449][ T3035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.292650][ T3035] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc50eef0f0
| [   78.294525][ T3035] ------------[ cut here ]------------
| [   78.294660][ T3035] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3035
| [   78.294923][ T3035] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.295492][ T3035] Tainted: [W]=WARN
[   78.295593][ T3035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.295759][ T3035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.295933][ T3035] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.296480][ T3035] RSP: 0018:ffa0000007acf060 EFLAGS: 00010286
[   78.296649][ T3035] RAX: 00000000ffffffa6 RBX: ff110000090a8040 RCX: 1ff4000000f59dd2
[   78.296844][ T3035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a80f0
[   78.297105][ T3035] RBP: ff11000011d2a000 R08: 1fe220000121501f R09: ff11000011b82e58
[   78.297306][ T3035] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.297501][ T3035] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007acf100
[   78.297700][ T3035] FS:  00007fe063579840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.297933][ T3035] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.298158][ T3035] CR2: 0000000029ca0988 CR3: 0000000011eea005 CR4: 0000000000771ef0
[   78.298360][ T3035] PKRU: 55555554
[   78.298458][ T3035] Call Trace:
[   78.298645][ T3035]  <TASK>
[   78.298714][ T3035]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.298847][ T3035]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.298949][ T3035]  netif_close_many (net/core/dev.c:1804)
[   78.299139][ T3035]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.299281][ T3035]  ? __dev_close_many (net/core/dev.c:1781)
[   78.299413][ T3035]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.299578][ T3035]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.299742][ T3035]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   78.299877][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.300068][ T3035]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.300240][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.300371][ T3035]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   78.300504][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.300636][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.300766][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.300894][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.301101][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.301256][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.301384][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.301515][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.301647][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.301779][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.301913][ T3035]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.302119][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.302256][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.302388][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.302519][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.302650][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.302779][ T3035]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.302912][ T3035]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.303124][ T3035]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.303262][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.303397][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.303525][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.303656][ T3035]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.303789][ T3035]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.303920][ T3035]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.304150][ T3035]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.304287][ T3035]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.304419][ T3035]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.304550][ T3035]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.304681][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.304812][ T3035]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.304943][ T3035]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.305154][ T3035]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.305292][ T3035]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.305422][ T3035]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.305555][ T3035]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.305714][ T3035]  ? move_addr_to_kernel (net/socket.c:258)
[   78.305844][ T3035]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.306036][ T3035]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.306173][ T3035]  ___sys_sendmsg (net/socket.c:2752)
[   78.306309][ T3035]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.306472][ T3035]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.306619][ T3035]  __sys_sendmsg (net/socket.c:2784)
[   78.306750][ T3035]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.306881][ T3035]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.307118][ T3035]  ? 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)
[   78.307259][ T3035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.307397][ T3035]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.307534][ T3035]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.307682][ T3035]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.307816][ T3035]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.308035][ T3035] RIP: 0033:0x7fe0637b308e
[   78.308181][ T3035] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.308658][ T3035] RSP: 002b:00007ffc50eee980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.308859][ T3035] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0637b308e
[   78.309059][ T3035] RDX: 0000000000000000 RSI: 00007ffc50eeea30 RDI: 0000000000000005
[   78.309289][ T3035] RBP: 00007ffc50eee990 R08: 0000000000000000 R09: 0000000000000000
[   78.309484][ T3035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.309754][ T3035] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc50eef0f0
| [   78.320798][ T3035] ------------[ cut here ]------------
| [   78.320964][ T3035] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3035
| [   78.321258][ T3035] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.321806][ T3035] Tainted: [W]=WARN
[   78.321912][ T3035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.322662][ T3035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.322846][ T3035] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.323385][ T3035] RSP: 0018:ffa0000007acf190 EFLAGS: 00010286
[   78.323550][ T3035] RAX: 00000000ffffffa6 RBX: ff1100001138e7c0 RCX: 1ff4000000f59df8
[   78.323741][ T3035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001138e870
[   78.323931][ T3035] RBP: ff11000011d2a000 R08: 1fe2200002271d0f R09: ff11000011b82e58
[   78.324201][ T3035] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.324399][ T3035] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.324598][ T3035] FS:  00007fe063579840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.324832][ T3035] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.325054][ T3035] CR2: 0000000029ca0988 CR3: 0000000011eea005 CR4: 0000000000771ef0
[   78.325263][ T3035] PKRU: 55555554
[   78.325359][ T3035] Call Trace:
[   78.325459][ T3035]  <TASK>
[   78.325527][ T3035]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.325697][ T3035]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.325863][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.326063][ T3035]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   78.326202][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.326338][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.326470][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.326605][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.326737][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.326888][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.327084][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.327233][ T3035]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.327365][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.327502][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.327637][ T3035]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.327774][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.327905][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.328094][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.328225][ T3035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.328352][ T3035]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.328481][ T3035]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.328612][ T3035]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.328739][ T3035]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.328865][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.329059][ T3035]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.329185][ T3035]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.329318][ T3035]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.329445][ T3035]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.329579][ T3035]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.329713][ T3035]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.329842][ T3035]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.330032][ T3035]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.330162][ T3035]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.330291][ T3035]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.330417][ T3035]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.330548][ T3035]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.330676][ T3035]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.330807][ T3035]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.330934][ T3035]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.331121][ T3035]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.331288][ T3035]  ? move_addr_to_kernel (net/socket.c:258)
[   78.331416][ T3035]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.331542][ T3035]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.331672][ T3035]  ___sys_sendmsg (net/socket.c:2752)
[   78.331801][ T3035]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.331963][ T3035]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.332166][ T3035]  __sys_sendmsg (net/socket.c:2784)
[   78.332306][ T3035]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.332435][ T3035]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.332598][ T3035]  ? 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)
[   78.332729][ T3035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.332861][ T3035]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.333048][ T3035]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.333174][ T3035]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.333309][ T3035]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.333469][ T3035] RIP: 0033:0x7fe0637b308e
[   78.333609][ T3035] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.334133][ T3035] RSP: 002b:00007ffc50eee980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.334347][ T3035] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0637b308e
[   78.334563][ T3035] RDX: 0000000000000000 RSI: 00007ffc50eeea30 RDI: 0000000000000005
[   78.334775][ T3035] RBP: 00007ffc50eee990 R08: 0000000000000000 R09: 0000000000000000
[   78.335031][ T3035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.335233][ T3035] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc50eef0f0
| [   78.412734][ T3036] ------------[ cut here ]------------
| [   78.412998][ T3036] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3036
| [   78.413466][ T3036] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.414373][ T3036] Tainted: [W]=WARN
[   78.414535][ T3036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.414813][ T3036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.415105][ T3036] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.415872][ T3036] RSP: 0018:ffa0000007acefe0 EFLAGS: 00010286
[   78.416155][ T3036] RAX: 00000000ffffffa6 RBX: ff11000011ff1540 RCX: 1ff4000000f59dc2
[   78.416481][ T3036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ff15f0
[   78.416804][ T3036] RBP: ff1100000cc1a000 R08: 1fe22000023fe2bf R09: ff11000011b85158
[   78.417142][ T3036] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.417458][ T3036] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.417780][ T3036] FS:  00007f6231233840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   78.418159][ T3036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.418434][ T3036] CR2: 00000000293a3988 CR3: 0000000012064003 CR4: 0000000000771ef0
[   78.418765][ T3036] PKRU: 55555554
[   78.418931][ T3036] Call Trace:
[   78.419241][ T3036]  <TASK>
[   78.419515][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.419737][ T3036]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.419949][ T3036]  notifier_call_chain (kernel/notifier.c:85)
[   78.420333][ T3036]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.420553][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.420765][ T3036]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.421159][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.421385][ T3036]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   78.421648][ T3036]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.421863][ T3036]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.422090][ T3036]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.422309][ T3036]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.422579][ T3036] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   78.422801][ T3036]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   78.423085][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.423306][ T3036]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   78.423519][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.423732][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.423946][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.424187][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.424406][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.424654][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.424865][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.425086][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.425301][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.425519][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.425736][ T3036]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.425952][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.426175][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.426396][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.426610][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.426824][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.427052][ T3036]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.427278][ T3036]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.427494][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.427709][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.427925][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.428147][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.428368][ T3036]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.428582][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.428801][ T3036]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.429032][ T3036]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.429247][ T3036]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.429467][ T3036]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.429685][ T3036]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.429901][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.430127][ T3036]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.430438][ T3036]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.430656][ T3036]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.430878][ T3036]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.431096][ T3036]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.431317][ T3036]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.431575][ T3036]  ? move_addr_to_kernel (net/socket.c:258)
[   78.431788][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.432016][ T3036]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.432242][ T3036]  ___sys_sendmsg (net/socket.c:2752)
[   78.432473][ T3036]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.432739][ T3036]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.432985][ T3036]  __sys_sendmsg (net/socket.c:2784)
[   78.433189][ T3036]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.433409][ T3036]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.433686][ T3036]  ? 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)
[   78.433901][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.434126][ T3036]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.434344][ T3036]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.434551][ T3036]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.434757][ T3036]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.435025][ T3036] RIP: 0033:0x7f623146d08e
[   78.435257][ T3036] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.436047][ T3036] RSP: 002b:00007fffa8764180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.436369][ T3036] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f623146d08e
[   78.436687][ T3036] RDX: 0000000000000000 RSI: 00007fffa8764230 RDI: 0000000000000005
[   78.437022][ T3036] RBP: 00007fffa8764190 R08: 0000000000000000 R09: 0000000000000000
[   78.437345][ T3036] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.437667][ T3036] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa87648f0
| [   78.440511][ T3036] ------------[ cut here ]------------
| [   78.440729][ T3036] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3036
| [   78.441148][ T3036] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.442013][ T3036] Tainted: [W]=WARN
[   78.442171][ T3036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.442431][ T3036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.442697][ T3036] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.443478][ T3036] RSP: 0018:ffa0000007acf060 EFLAGS: 00010286
[   78.443742][ T3036] RAX: 00000000ffffffa6 RBX: ff110000093a2640 RCX: 1ff4000000f59dd2
[   78.444061][ T3036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a26f0
[   78.444375][ T3036] RBP: ff1100000be7a000 R08: 1fe22000012744df R09: ff11000011b85158
[   78.444674][ T3036] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   78.444986][ T3036] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007acf100
[   78.445296][ T3036] FS:  00007f6231233840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   78.445664][ T3036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.445925][ T3036] CR2: 0000561b21f36178 CR3: 0000000012064002 CR4: 0000000000771ef0
[   78.446250][ T3036] PKRU: 55555554
[   78.446408][ T3036] Call Trace:
[   78.446556][ T3036]  <TASK>
[   78.446661][ T3036]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.446865][ T3036]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.447031][ T3036]  netif_close_many (net/core/dev.c:1804)
[   78.447229][ T3036]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   78.447474][ T3036]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.447679][ T3036]  ? __dev_close_many (net/core/dev.c:1781)
[   78.447883][ T3036]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.448145][ T3036]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.448402][ T3036]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   78.448615][ T3036]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.448861][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.449074][ T3036]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   78.449281][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.449483][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.449690][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.449890][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.450106][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.450353][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.450557][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.450760][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.450962][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.451170][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.451373][ T3036]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.451583][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.451785][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.451994][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.452201][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.452405][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.452613][ T3036]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.452811][ T3036]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.453021][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.453229][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.453438][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.453639][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.453844][ T3036]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.454058][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.454267][ T3036]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.454478][ T3036]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.454678][ T3036]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.454882][ T3036]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.455096][ T3036]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.455306][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.455512][ T3036]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.455723][ T3036]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.455931][ T3036]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.456148][ T3036]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.456360][ T3036]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.456564][ T3036]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.456812][ T3036]  ? move_addr_to_kernel (net/socket.c:258)
[   78.457020][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.457225][ T3036]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.457425][ T3036]  ___sys_sendmsg (net/socket.c:2752)
[   78.457629][ T3036]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.457885][ T3036]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.458119][ T3036]  __sys_sendmsg (net/socket.c:2784)
[   78.458328][ T3036]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.458530][ T3036]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.458789][ T3036]  ? 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)
[   78.459001][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.459209][ T3036]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.459417][ T3036]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.459621][ T3036]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.459821][ T3036]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.460078][ T3036] RIP: 0033:0x7f623146d08e
[   78.460298][ T3036] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.461035][ T3036] RSP: 002b:00007fffa8764180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.461351][ T3036] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f623146d08e
[   78.461655][ T3036] RDX: 0000000000000000 RSI: 00007fffa8764230 RDI: 0000000000000005
[   78.461966][ T3036] RBP: 00007fffa8764190 R08: 0000000000000000 R09: 0000000000000000
[   78.462292][ T3036] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.462596][ T3036] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa87648f0
| [   78.479741][ T3036] ------------[ cut here ]------------
| [   78.479997][ T3036] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3036
| [   78.480397][ T3036] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.481250][ T3036] Tainted: [W]=WARN
[   78.481405][ T3036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.481717][ T3036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.482018][ T3036] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.482723][ T3036] RSP: 0018:ffa0000007acf190 EFLAGS: 00010286
[   78.482982][ T3036] RAX: 00000000ffffffa6 RBX: ff110000107ebb40 RCX: 1ff4000000f59df8
[   78.483284][ T3036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107ebbf0
[   78.483589][ T3036] RBP: ff1100000be7a000 R08: 1fe22000020fd77f R09: ff11000011b85158
[   78.483885][ T3036] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.484260][ T3036] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.484554][ T3036] FS:  00007f6231233840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   78.484898][ T3036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.485336][ T3036] CR2: 0000561b21f36178 CR3: 0000000012064002 CR4: 0000000000771ef0
[   78.485650][ T3036] PKRU: 55555554
[   78.485805][ T3036] Call Trace:
[   78.485963][ T3036]  <TASK>
[   78.486144][ T3036]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.486417][ T3036]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.486674][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.486876][ T3036]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   78.487087][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.487289][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.487481][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.487676][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.487874][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.488126][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.488341][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.488537][ T3036]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.488731][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.488920][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.489120][ T3036]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.489325][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.489525][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.489720][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.489917][ T3036]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.490125][ T3036]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.490330][ T3036]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.490531][ T3036]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.490730][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.490925][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.491143][ T3036]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.491348][ T3036]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.491551][ T3036]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.491749][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.491947][ T3036]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.492158][ T3036]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.492364][ T3036]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.492567][ T3036]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.492772][ T3036]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.492967][ T3036]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.493175][ T3036]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.493382][ T3036]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.493582][ T3036]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.493781][ T3036]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.493987][ T3036]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.494187][ T3036]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.494432][ T3036]  ? move_addr_to_kernel (net/socket.c:258)
[   78.494628][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.494826][ T3036]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.495034][ T3036]  ___sys_sendmsg (net/socket.c:2752)
[   78.495229][ T3036]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.495473][ T3036]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.495698][ T3036]  __sys_sendmsg (net/socket.c:2784)
[   78.495901][ T3036]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.496133][ T3036]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.496396][ T3036]  ? 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)
[   78.496598][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.496797][ T3036]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.497006][ T3036]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.497211][ T3036]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.497410][ T3036]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.497649][ T3036] RIP: 0033:0x7f623146d08e
[   78.497853][ T3036] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.498572][ T3036] RSP: 002b:00007fffa8764180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.498874][ T3036] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f623146d08e
[   78.499179][ T3036] RDX: 0000000000000000 RSI: 00007fffa8764230 RDI: 0000000000000005
[   78.499477][ T3036] RBP: 00007fffa8764190 R08: 0000000000000000 R09: 0000000000000000
[   78.499770][ T3036] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.500082][ T3036] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa87648f0
| [   78.548478][ T3037] ------------[ cut here ]------------
| [   78.548671][ T3037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3037
| [   78.548956][ T3037] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.549532][ T3037] Tainted: [W]=WARN
[   78.549636][ T3037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.549806][ T3037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.549999][ T3037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.550485][ T3037] RSP: 0018:ffa0000007adefe0 EFLAGS: 00010286
[   78.550656][ T3037] RAX: 00000000ffffffa6 RBX: ff11000011bfec40 RCX: 1ff4000000f5bdc2
[   78.550857][ T3037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfecf0
[   78.551065][ T3037] RBP: ff1100000cc1a000 R08: 1fe220000237fd9f R09: ff11000012422e58
[   78.551331][ T3037] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.551536][ T3037] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.551745][ T3037] FS:  00007fdfadd1e840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   78.551990][ T3037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.552159][ T3037] CR2: 00000000286cf988 CR3: 0000000012a3b006 CR4: 0000000000771ef0
[   78.552366][ T3037] PKRU: 55555554
[   78.552468][ T3037] Call Trace:
[   78.552569][ T3037]  <TASK>
[   78.552652][ T3037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.552794][ T3037]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.552932][ T3037]  notifier_call_chain (kernel/notifier.c:85)
[   78.553079][ T3037]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.553219][ T3037]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.553390][ T3037]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.553527][ T3037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.553664][ T3037]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.553801][ T3037]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.553938][ T3037]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.554114][ T3037] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   78.554258][ T3037]  ? write_profile (kernel/profile.c:194)
[   78.554399][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.554535][ T3037]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   78.554705][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.554842][ T3037]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   78.554984][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.555121][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.555261][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.555396][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.555530][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.555686][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.555821][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.555964][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.556187][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.556422][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.556558][ T3037]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.556698][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.556835][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.557071][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.557213][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.557350][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.557485][ T3037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.557621][ T3037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.557755][ T3037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.557890][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.558112][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.558290][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.558429][ T3037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.558564][ T3037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.558699][ T3037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.558849][ T3037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.559092][ T3037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.559236][ T3037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.559373][ T3037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.559512][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.559651][ T3037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.559789][ T3037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.559925][ T3037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.560159][ T3037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.560298][ T3037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.560432][ T3037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.560598][ T3037]  ? move_addr_to_kernel (net/socket.c:258)
[   78.560736][ T3037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.560872][ T3037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.561096][ T3037]  ___sys_sendmsg (net/socket.c:2752)
[   78.561238][ T3037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.561409][ T3037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.561556][ T3037]  __sys_sendmsg (net/socket.c:2784)
[   78.561693][ T3037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.561832][ T3037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.562101][ T3037]  ? 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)
[   78.562246][ T3037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.562384][ T3037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.562521][ T3037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.562661][ T3037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.562799][ T3037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.563089][ T3037] RIP: 0033:0x7fdfadf5808e
[   78.563243][ T3037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.563740][ T3037] RSP: 002b:00007ffd5fe1eb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.564067][ T3037] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdfadf5808e
[   78.564293][ T3037] RDX: 0000000000000000 RSI: 00007ffd5fe1ec10 RDI: 0000000000000005
[   78.564500][ T3037] RBP: 00007ffd5fe1eb70 R08: 0000000000000000 R09: 0000000000000000
[   78.564704][ T3037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.564926][ T3037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5fe1f2d0
| [   78.575510][ T3037] ------------[ cut here ]------------
| [   78.575686][ T3037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3037
| [   78.575961][ T3037] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.576568][ T3037] Tainted: [W]=WARN
[   78.576671][ T3037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.576846][ T3037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.577076][ T3037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.577792][ T3037] RSP: 0018:ffa0000007adf060 EFLAGS: 00010286
[   78.578306][ T3037] RAX: 00000000ffffffa6 RBX: ff11000011bff3c0 RCX: 1ff4000000f5bdd2
[   78.578606][ T3037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bff470
[   78.578902][ T3037] RBP: ff11000010482000 R08: 1fe220000237fe8f R09: ff11000012422e58
[   78.579219][ T3037] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   78.579523][ T3037] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007adf100
[   78.579835][ T3037] FS:  00007fdfadd1e840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   78.580210][ T3037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.580473][ T3037] CR2: 00000000286cf988 CR3: 0000000012a3b006 CR4: 0000000000771ef0
[   78.580789][ T3037] PKRU: 55555554
[   78.580945][ T3037] Call Trace:
[   78.581109][ T3037]  <TASK>
[   78.581221][ T3037]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.581431][ T3037]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.581578][ T3037]  netif_close_many (net/core/dev.c:1804)
[   78.581778][ T3037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.581976][ T3037]  ? __dev_close_many (net/core/dev.c:1781)
[   78.582173][ T3037]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.582412][ T3037]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.582657][ T3037]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   78.582852][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.583034][ T3037]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.583209][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.583348][ T3037]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   78.583492][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.583627][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.583761][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.583892][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.584033][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.584205][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.584345][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.584560][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.584773][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.584992][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.585207][ T3037]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.585422][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.585633][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.585844][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.586064][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.586284][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.586497][ T3037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.586708][ T3037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.586918][ T3037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.587124][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.587327][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.587514][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.587708][ T3037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.587901][ T3037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.588106][ T3037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.588326][ T3037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.588529][ T3037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.588737][ T3037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.588944][ T3037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.589152][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.589363][ T3037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.589560][ T3037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.589762][ T3037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.589957][ T3037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.590160][ T3037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.590357][ T3037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.590606][ T3037]  ? move_addr_to_kernel (net/socket.c:258)
[   78.590804][ T3037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.591004][ T3037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.591202][ T3037]  ___sys_sendmsg (net/socket.c:2752)
[   78.591386][ T3037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.591630][ T3037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.591866][ T3037]  __sys_sendmsg (net/socket.c:2784)
[   78.592114][ T3037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.592352][ T3037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.592601][ T3037]  ? 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)
[   78.592786][ T3037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.592958][ T3037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.593097][ T3037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.593235][ T3037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.593368][ T3037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.593571][ T3037] RIP: 0033:0x7fdfadf5808e
[   78.593786][ T3037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.594528][ T3037] RSP: 002b:00007ffd5fe1eb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.594799][ T3037] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdfadf5808e
[   78.595009][ T3037] RDX: 0000000000000000 RSI: 00007ffd5fe1ec10 RDI: 0000000000000005
[   78.595209][ T3037] RBP: 00007ffd5fe1eb70 R08: 0000000000000000 R09: 0000000000000000
[   78.595404][ T3037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.595602][ T3037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5fe1f2d0
| [   78.598491][ T3037] ------------[ cut here ]------------
| [   78.598640][ T3037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3037
| [   78.598896][ T3037] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.599442][ T3037] Tainted: [W]=WARN
[   78.599539][ T3037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.599697][ T3037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.599868][ T3037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.600330][ T3037] RSP: 0018:ffa0000007adf190 EFLAGS: 00010286
[   78.600494][ T3037] RAX: 00000000ffffffa6 RBX: ff110000116aa7c0 RCX: 1ff4000000f5bdf8
[   78.600686][ T3037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000116aa870
[   78.600909][ T3037] RBP: ff11000010482000 R08: 1fe22000022d550f R09: ff11000012422e58
[   78.601105][ T3037] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.601300][ T3037] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.601491][ T3037] FS:  00007fdfadd1e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.601719][ T3037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.601879][ T3037] CR2: 0000561b07814d5c CR3: 0000000012a3b002 CR4: 0000000000771ef0
[   78.602077][ T3037] PKRU: 55555554
[   78.602174][ T3037] Call Trace:
[   78.602277][ T3037]  <TASK>
[   78.602344][ T3037]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.602509][ T3037]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.602668][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.602799][ T3037]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   78.602926][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.603059][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.603186][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.603317][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.603442][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.603591][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.603716][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.603842][ T3037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.603975][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.604105][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.604241][ T3037]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   78.604371][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.604500][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.604631][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.604756][ T3037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.604884][ T3037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   78.605014][ T3037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.605140][ T3037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.605272][ T3037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.605401][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.605528][ T3037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.605654][ T3037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.605781][ T3037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.605909][ T3037]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.606041][ T3037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.606169][ T3037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.606301][ T3037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.606432][ T3037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.606559][ T3037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.606686][ T3037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.606815][ T3037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.606942][ T3037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.607085][ T3037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.607219][ T3037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.607345][ T3037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.607474][ T3037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.607632][ T3037]  ? move_addr_to_kernel (net/socket.c:258)
[   78.607759][ T3037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.607886][ T3037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.608017][ T3037]  ___sys_sendmsg (net/socket.c:2752)
[   78.608140][ T3037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.608307][ T3037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.608446][ T3037]  __sys_sendmsg (net/socket.c:2784)
[   78.608572][ T3037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.608698][ T3037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.608858][ T3037]  ? 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)
[   78.608987][ T3037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.609116][ T3037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.609247][ T3037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.609376][ T3037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.609502][ T3037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.609662][ T3037] RIP: 0033:0x7fdfadf5808e
[   78.609796][ T3037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.610260][ T3037] RSP: 002b:00007ffd5fe1eb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.610450][ T3037] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdfadf5808e
[   78.610636][ T3037] RDX: 0000000000000000 RSI: 00007ffd5fe1ec10 RDI: 0000000000000005
[   78.610820][ T3037] RBP: 00007ffd5fe1eb70 R08: 0000000000000000 R09: 0000000000000000
[   78.611015][ T3037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbb9
[   78.611208][ T3037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5fe1f2d0
| [   78.639373][  T166] ------------[ cut here ]------------
| [   78.639606][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   78.639909][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.640966][  T166] Tainted: [W]=WARN
[   78.641126][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.641321][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.641521][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.642061][  T166] RSP: 0018:ffa00000008477c8 EFLAGS: 00010286
[   78.642257][  T166] RAX: 00000000ffffffa6 RBX: ff110000116abcc0 RCX: 1ff4000000108ebf
[   78.642479][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000116abd70
[   78.642702][  T166] RBP: ff1100000cc1a000 R08: 1fe22000022d57af R09: ff1100000cab2f20
[   78.642926][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.643154][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000008478b8
[   78.643384][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.643650][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.643840][  T166] CR2: 0000561b0780b7b0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   78.644073][  T166] PKRU: 55555554
[   78.644186][  T166] Call Trace:
[   78.644307][  T166]  <TASK>
[   78.644385][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.644538][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.644655][  T166]  netif_close_many (net/core/dev.c:1804)
[   78.644806][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.644956][  T166]  ? __dev_close_many (net/core/dev.c:1781)
[   78.645110][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.645312][  T166]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.645536][  T166]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   78.645812][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   78.646089][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.646250][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.646397][  T166]  ? __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)
[   78.646605][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.646844][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.647155][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   78.647403][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   78.647643][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.647886][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.648310][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   78.648553][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.648795][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.649188][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   78.649444][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   78.649693][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   78.650008][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   78.650335][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   78.650592][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   78.650835][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   78.651149][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   78.651396][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   78.651641][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   78.651884][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   78.652138][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   78.652329][  T166]  new_sync_write (fs/read_write.c:595)
[   78.652575][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.652818][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   78.653071][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.653318][  T166]  ? ksys_write (fs/read_write.c:740)
[   78.653571][  T166]  vfs_write (fs/read_write.c:688)
[   78.653758][  T166]  ksys_write (fs/read_write.c:740)
[   78.653946][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   78.654198][  T166]  ? 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)
[   78.654442][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.654692][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.654936][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.655188][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.655438][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.655738][  T166] RIP: 0033:0x7fd8e6c0c08e
[   78.656002][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.656872][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   78.657257][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   78.657629][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   78.657999][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   78.658369][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   78.658733][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   78.682586][  T166] ------------[ cut here ]------------
| [   78.682786][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   78.683127][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.683871][  T166] Tainted: [W]=WARN
[   78.683988][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.684176][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.684380][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.684894][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   78.685085][  T166] RAX: 00000000ffffffa6 RBX: ff11000011feaac0 RCX: 1ff4000000108eef
[   78.685308][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011feab70
[   78.685528][  T166] RBP: ff1100000cc1a000 R08: 1fe22000023fd56f R09: ff1100000cab2ef8
[   78.685745][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.685958][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.686179][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.686438][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.686621][  T166] CR2: 0000561b0780b7b0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   78.686846][  T166] PKRU: 55555554
[   78.686956][  T166] Call Trace:
[   78.687071][  T166]  <TASK>
[   78.687149][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.687338][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.687519][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   78.687662][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   78.687803][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.687948][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.688107][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   78.688265][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.688410][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.688555][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   78.688704][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   78.688850][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   78.689037][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   78.689220][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   78.689364][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   78.689510][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   78.689691][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   78.689832][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   78.689978][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   78.690119][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   78.690268][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   78.690379][  T166]  new_sync_write (fs/read_write.c:595)
[   78.690525][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.690671][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   78.690816][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.690957][  T166]  ? ksys_write (fs/read_write.c:740)
[   78.691107][  T166]  vfs_write (fs/read_write.c:688)
[   78.691223][  T166]  ksys_write (fs/read_write.c:740)
[   78.691331][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   78.691475][  T166]  ? 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)
[   78.691619][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.691764][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.691908][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.692055][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.692202][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.692380][  T166] RIP: 0033:0x7fd8e6c0c08e
[   78.692530][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.693041][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   78.693262][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   78.693475][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   78.693690][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   78.693903][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   78.694124][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   78.711586][  T166] ------------[ cut here ]------------
| [   78.711775][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   78.712122][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.712768][  T166] Tainted: [W]=WARN
[   78.712881][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.713076][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.713273][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.713788][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   78.713983][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a2040 RCX: 1ff4000000108eef
[   78.714206][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a20f0
[   78.714422][  T166] RBP: ff1100001140a000 R08: 1fe220000127441f R09: ff1100000cab2ef8
[   78.714639][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.714857][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.715083][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.715347][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.715534][  T166] CR2: 0000561b0780b7b0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   78.715752][  T166] PKRU: 55555554
[   78.715860][  T166] Call Trace:
[   78.715976][  T166]  <TASK>
[   78.716054][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.716245][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.716431][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   78.716581][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   78.716725][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.716876][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.717034][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   78.717181][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.717331][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.717478][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   78.717632][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   78.717782][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   78.717967][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   78.718158][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   78.718307][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   78.718453][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   78.718634][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   78.718783][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   78.718928][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   78.719079][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   78.719231][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   78.719343][  T166]  new_sync_write (fs/read_write.c:595)
[   78.719489][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.719636][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   78.719783][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.719932][  T166]  ? ksys_write (fs/read_write.c:740)
[   78.720091][  T166]  vfs_write (fs/read_write.c:688)
[   78.720210][  T166]  ksys_write (fs/read_write.c:740)
[   78.720321][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   78.720465][  T166]  ? 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)
[   78.720614][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.720761][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.720911][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.721061][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.721212][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.721393][  T166] RIP: 0033:0x7fd8e6c0c08e
[   78.721546][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.722075][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   78.722299][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   78.722517][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   78.722737][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   78.722958][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   78.723178][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   78.781633][  T166] ------------[ cut here ]------------
| [   78.781909][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   78.782316][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.783258][  T166] Tainted: [W]=WARN
[   78.783390][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.783614][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.783853][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.784476][  T166] RSP: 0018:ffa00000008474f8 EFLAGS: 00010286
[   78.784696][  T166] RAX: 00000000ffffffa6 RBX: ff11000011c3a340 RCX: 1ff4000000108e65
[   78.784960][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c3a3f0
[   78.785228][  T166] RBP: ff1100000cbaa000 R08: 1fe220000238747f R09: ff1100000cab2f48
[   78.785487][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.785749][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbaa000
[   78.786021][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.786333][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.786553][  T166] CR2: 0000561b0780b7b0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   78.786815][  T166] PKRU: 55555554
[   78.786948][  T166] Call Trace:
[   78.787083][  T166]  <TASK>
[   78.787173][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.787356][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.787489][  T166]  register_netdevice (net/core/dev.c:11488)
[   78.787668][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   78.787880][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   78.788064][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   78.788291][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   78.788468][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   78.788683][  T166]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   78.788856][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   78.789077][  T166]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   78.789252][  T166]  ? static_obj (kernel/locking/lockdep.c:858)
[   78.789383][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.789559][  T166]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   78.789780][  T166] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   78.789957][  T166]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   78.790135][  T166]  call_driver_probe (drivers/base/dd.c:629)
[   78.790310][  T166]  really_probe (drivers/base/dd.c:709)
[   78.790483][  T166]  ? driver_probe_device (drivers/base/dd.c:135)
[   78.790654][  T166]  __driver_probe_device (drivers/base/dd.c:871)
[   78.790826][  T166]  driver_probe_device (drivers/base/dd.c:901)
[   78.791007][  T166]  __device_attach_driver (drivers/base/dd.c:1029)
[   78.791179][  T166]  bus_for_each_drv (drivers/base/bus.c:500)
[   78.791356][  T166]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   78.791532][  T166]  __device_attach (drivers/base/dd.c:1101)
[   78.791702][  T166]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   78.791873][  T166]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   78.792094][  T166]  ? 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)
[   78.792270][  T166]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   78.792444][  T166]  device_initial_probe (drivers/base/dd.c:1156)
[   78.792615][  T166]  bus_probe_device (drivers/base/bus.c:613)
[   78.792789][  T166]  device_add (drivers/base/core.c:3706)
[   78.792960][  T166]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   78.793176][  T166]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   78.793351][  T166]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   78.793524][  T166] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   78.793740][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.793912][  T166]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   78.794131][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   78.794307][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   78.794479][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   78.794650][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   78.794820][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   78.794953][  T166]  new_sync_write (fs/read_write.c:595)
[   78.795131][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.795306][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   78.795477][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.795648][  T166]  ? ksys_write (fs/read_write.c:740)
[   78.795822][  T166]  vfs_write (fs/read_write.c:688)
[   78.795956][  T166]  ksys_write (fs/read_write.c:740)
[   78.796092][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   78.796269][  T166]  ? 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)
[   78.796441][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.796615][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.796787][  T166]  ? irq_exit_rcu (kernel/softirq.c:754)
[   78.796960][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.797177][  T166] RIP: 0033:0x7fd8e6c0c08e
[   78.797375][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.797992][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   78.798259][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   78.798512][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   78.798770][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   78.799029][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   78.799287][  T166] R13: 0000000000000004 R14: 0000561b21f45270 R15: 0000000000000000
| [   78.803365][  T166] ------------[ cut here ]------------
| [   78.803574][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   78.803933][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.804736][  T166] Tainted: [W]=WARN
[   78.804846][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.805035][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.805228][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.805749][  T166] RSP: 0018:ffa0000000847948 EFLAGS: 00010286
[   78.805933][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c4547c0 RCX: 1ff4000000108eef
[   78.806154][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c454870
[   78.806378][  T166] RBP: ff1100000cbaa000 R08: 1fe220000188a90f R09: ff1100000cab2ef8
[   78.806596][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.806813][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.807037][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.807390][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.807578][  T166] CR2: 0000561b0780b7b0 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   78.807801][  T166] PKRU: 55555554
[   78.807910][  T166] Call Trace:
[   78.808119][  T166]  <TASK>
[   78.808199][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.808390][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.808569][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   78.808721][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   78.813335][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.813481][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.813627][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   78.813770][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.814024][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.814172][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   78.814328][  T166]  ? kstrtouint (lib/kstrtox.c:233)
[   78.814476][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   78.814757][  T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   78.814936][  T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   78.815088][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   78.815332][  T166]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   78.815511][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   78.815653][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   78.815796][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   78.816039][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   78.816180][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   78.816292][  T166]  new_sync_write (fs/read_write.c:595)
[   78.816438][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.816678][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   78.816821][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.816963][  T166]  ? ksys_write (fs/read_write.c:740)
[   78.817118][  T166]  vfs_write (fs/read_write.c:688)
[   78.817328][  T166]  ksys_write (fs/read_write.c:740)
[   78.817437][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   78.817579][  T166]  ? 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)
[   78.817723][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.817867][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.818113][  T166]  ? irq_exit_rcu (kernel/softirq.c:754)
[   78.818261][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.818437][  T166] RIP: 0033:0x7fd8e6c0c08e
[   78.818688][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.819204][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   78.819524][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   78.819739][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   78.820057][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   78.820276][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   78.820486][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   78.890110][  T166] ------------[ cut here ]------------
| [   78.890399][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./166
| [   78.890704][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   78.891539][  T166] Tainted: [W]=WARN
[   78.891654][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.891840][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.892082][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.892618][  T166] RSP: 0018:ffa0000000847858 EFLAGS: 00010286
[   78.892808][  T166] RAX: 00000000ffffffa6 RBX: ff11000011dc4940 RCX: 1ff4000000108ed1
[   78.893037][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011dc49f0
[   78.893264][  T166] RBP: ff11000011db2000 R08: 1fe22000023b893f R09: ff1100000cab2ef8
[   78.893484][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.893707][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011db2000
[   78.893934][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   78.894206][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.894393][  T166] CR2: 0000561b21f45270 CR3: 0000000009f65003 CR4: 0000000000771ef0
[   78.894619][  T166] PKRU: 55555554
[   78.894729][  T166] Call Trace:
[   78.894841][  T166]  <TASK>
[   78.894919][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.895077][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.895190][  T166]  register_netdevice (net/core/dev.c:11488)
[   78.895346][  T166]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   78.895529][  T166]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   78.895684][  T166] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   78.895873][  T166] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   78.896032][  T166] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   78.896230][  T166]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   78.896420][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.896570][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   78.896718][  T166] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   78.896956][  T166] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   78.897136][  T166]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   78.897329][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   78.897483][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   78.897634][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   78.897781][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   78.897892][  T166]  new_sync_write (fs/read_write.c:595)
[   78.898052][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.898205][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   78.898354][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.898503][  T166]  ? ksys_write (fs/read_write.c:740)
[   78.898657][  T166]  vfs_write (fs/read_write.c:688)
[   78.898769][  T166]  ksys_write (fs/read_write.c:740)
[   78.898880][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   78.899032][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.899181][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.899330][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.899477][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.899624][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.899771][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.899952][  T166] RIP: 0033:0x7fd8e6c0c08e
[   78.900112][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.900640][  T166] RSP: 002b:00007ffe866f78e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   78.900864][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   78.901088][  T166] RDX: 0000000000000002 RSI: 0000561b21f45270 RDI: 0000000000000001
[   78.901314][  T166] RBP: 00007ffe866f78f0 R08: 0000000000000000 R09: 0000000000000000
[   78.901536][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   78.901759][  T166] R13: 0000000000000002 R14: 0000561b21f45270 R15: 0000000000000000
| [   79.111428][ T3051] ------------[ cut here ]------------
| [   79.111771][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051
| [   79.113193][ T3051] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.114243][ T3051] Tainted: [W]=WARN
[   79.114458][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.114778][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.115066][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.115636][ T3051] RSP: 0018:ffa0000007acef70 EFLAGS: 00010286
[   79.115933][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000ceee1c0 RCX: 1ff4000000f59db4
[   79.116330][ T3051] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee270
[   79.116641][ T3051] RBP: ff11000011db2000 R08: 1fe22000019ddc4f R09: ff1100001259d180
[   79.116902][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   79.117178][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   79.117451][ T3051] FS:  00007fbc5bf2f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   79.117755][ T3051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.117998][ T3051] CR2: 000000000665aa28 CR3: 0000000011287002 CR4: 0000000000771ef0
[   79.118272][ T3051] PKRU: 55555554
[   79.118430][ T3051] Call Trace:
[   79.118610][ T3051]  <TASK>
[   79.118775][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.118991][ T3051]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.119188][ T3051]  notifier_call_chain (kernel/notifier.c:85)
[   79.119395][ T3051]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   79.119636][ T3051]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   79.119913][ T3051]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   79.120211][ T3051]  netdev_upper_dev_link (net/core/dev.c:8972)
[   79.120489][ T3051]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   79.120731][ T3051] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   79.120930][ T3051]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   79.121137][ T3051] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   79.121344][ T3051]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   79.121543][ T3051]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   79.121737][ T3051]  ? nla_strscpy (lib/nlattr.c:795)
[   79.121937][ T3051]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   79.122143][ T3051]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   79.122368][ T3051]  ? __dev_get_by_name (net/core/dev.c:883)
[   79.122566][ T3051]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   79.122790][ T3051]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   79.123078][ T3051]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.123361][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.123634][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.123906][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.124120][ T3051]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.124318][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.124516][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.124711][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.124903][ T3051]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.125109][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.125313][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.125506][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.125700][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.125892][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.126101][ T3051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.126302][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.126497][ T3051]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.126692][ T3051]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.126882][ T3051]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.127091][ T3051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.127294][ T3051]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.127486][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.127682][ T3051]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.127874][ T3051]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.128080][ T3051]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.128285][ T3051]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.128479][ T3051]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.128670][ T3051]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.128899][ T3051]  ? move_addr_to_kernel (net/socket.c:258)
[   79.129105][ T3051]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.129313][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.129511][ T3051]  ___sys_sendmsg (net/socket.c:2752)
[   79.129702][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.129934][ T3051]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.130150][ T3051]  __sys_sendmsg (net/socket.c:2784)
[   79.130373][ T3051]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.130564][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.130803][ T3051]  ? 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)
[   79.131014][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.131217][ T3051]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.131414][ T3051]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.131606][ T3051]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.131802][ T3051]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.132043][ T3051] RIP: 0033:0x7fbc5c16908e
[   79.132247][ T3051] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.132804][ T3051] RSP: 002b:00007ffff97a7bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.133085][ T3051] RAX: ffffffffffffffda RBX: 00007ffff97a8348 RCX: 00007fbc5c16908e
[   79.133353][ T3051] RDX: 0000000000000000 RSI: 00007ffff97a7c60 RDI: 0000000000000005
[   79.133618][ T3051] RBP: 00007ffff97a7bc0 R08: 0000000000000000 R09: 0000000000000000
[   79.133951][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.134240][ T3051] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff97a8320
| [   79.136664][ T3051] ------------[ cut here ]------------
| [   79.136908][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051
| [   79.137394][ T3051] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.138407][ T3051] Tainted: [W]=WARN
[   79.138586][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.138821][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.139089][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.139654][ T3051] RSP: 0018:ffa0000007acefd0 EFLAGS: 00010286
[   79.139886][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000ceee340 RCX: 1ff4000000f59dc0
[   79.140163][ T3051] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceee3f0
[   79.140436][ T3051] RBP: ff11000011a2a000 R08: 1fe22000019ddc7f R09: ff1100001259d180
[   79.140700][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   79.140963][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011a2ae04
[   79.141252][ T3051] FS:  00007fbc5bf2f840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   79.141554][ T3051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.141786][ T3051] CR2: 000000000665aa28 CR3: 0000000011287002 CR4: 0000000000771ef0
[   79.142062][ T3051] PKRU: 55555554
[   79.142234][ T3051] Call Trace:
[   79.142395][ T3051]  <TASK>
[   79.142519][ T3051]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.142715][ T3051]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.142874][ T3051]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   79.143081][ T3051]  __dev_notify_flags (net/core/dev.c:9787)
[   79.143300][ T3051]  ? netif_change_name (net/core/dev.c:1495)
[   79.143522][ T3051]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   79.143761][ T3051]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   79.144043][ T3051]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   79.144331][ T3051] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   79.144610][ T3051]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   79.144887][ T3051] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   79.145116][ T3051]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   79.145324][ T3051]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   79.145517][ T3051]  ? nla_strscpy (lib/nlattr.c:795)
[   79.145719][ T3051]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   79.145912][ T3051]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   79.146121][ T3051]  ? __dev_get_by_name (net/core/dev.c:883)
[   79.146326][ T3051]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   79.146523][ T3051]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   79.146718][ T3051]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.146914][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.147119][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.147321][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.147513][ T3051]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.147705][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.147914][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.148172][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.148373][ T3051]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.148565][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.148760][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.148952][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.149158][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.149353][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.149548][ T3051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.149739][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.149933][ T3051]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.150138][ T3051]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.150337][ T3051]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.150533][ T3051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.150726][ T3051]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.150918][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.151126][ T3051]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.151326][ T3051]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.151518][ T3051]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.151715][ T3051]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.151908][ T3051]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.152112][ T3051]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.152342][ T3051]  ? move_addr_to_kernel (net/socket.c:258)
[   79.152539][ T3051]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.152732][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.152925][ T3051]  ___sys_sendmsg (net/socket.c:2752)
[   79.153129][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.153418][ T3051]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.153707][ T3051]  __sys_sendmsg (net/socket.c:2784)
[   79.153999][ T3051]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.154273][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.154508][ T3051]  ? 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)
[   79.154702][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.154894][ T3051]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.155102][ T3051]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.155301][ T3051]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.155496][ T3051]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.155735][ T3051] RIP: 0033:0x7fbc5c16908e
[   79.155935][ T3051] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.156506][ T3051] RSP: 002b:00007ffff97a7bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.156776][ T3051] RAX: ffffffffffffffda RBX: 00007ffff97a8348 RCX: 00007fbc5c16908e
[   79.157058][ T3051] RDX: 0000000000000000 RSI: 00007ffff97a7c60 RDI: 0000000000000005
[   79.157333][ T3051] RBP: 00007ffff97a7bc0 R08: 0000000000000000 R09: 0000000000000000
[   79.157596][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.157858][ T3051] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff97a8320
| [   79.198295][ T3053] ------------[ cut here ]------------
| [   79.198545][ T3053] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3053
| [   79.198869][ T3053] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.200164][ T3053] Tainted: [W]=WARN
[   79.200321][ T3053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.200541][ T3053] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.200770][ T3053] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.201399][ T3053] RSP: 0018:ffa000000778f020 EFLAGS: 00010286
[   79.201615][ T3053] RAX: 00000000ffffffa6 RBX: ff1100000ceefe40 RCX: 1ff4000000ef1dca
[   79.201863][ T3053] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ceefef0
[   79.202131][ T3053] RBP: ff11000011a2a000 R08: 1fe22000019ddfdf R09: ff11000011b80b58
[   79.202385][ T3053] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   79.202635][ T3053] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   79.202888][ T3053] FS:  00007f0c88e99840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   79.203189][ T3053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.203461][ T3053] CR2: 0000000027bbb988 CR3: 0000000012a6e006 CR4: 0000000000771ef0
[   79.203748][ T3053] PKRU: 55555554
[   79.203956][ T3053] Call Trace:
[   79.204127][ T3053]  <TASK>
[   79.204252][ T3053]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.204442][ T3053]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.204593][ T3053]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   79.204778][ T3053]  __dev_notify_flags (net/core/dev.c:9787)
[   79.204962][ T3053]  ? netif_change_name (net/core/dev.c:1495)
[   79.205159][ T3053]  ? __dev_change_flags (net/core/dev.c:9752)
[   79.205349][ T3053]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   79.205529][ T3053]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.205744][ T3053]  ? 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))
[   79.205927][ T3053]  netif_change_flags (net/core/dev.c:9820)
[   79.206125][ T3053]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   79.206373][ T3053]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   79.206630][ T3053]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   79.206885][ T3053]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   79.207214][ T3053]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.207410][ T3053]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.207594][ T3053]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   79.207774][ T3053]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.207960][ T3053]  ? __kernel_text_address (kernel/extable.c:79)
[   79.208157][ T3053]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.208350][ T3053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.208534][ T3053]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   79.208716][ T3053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.208898][ T3053]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   79.209088][ T3053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.209282][ T3053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.209464][ T3053]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   79.209648][ T3053]  ? __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)
[   79.209832][ T3053]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   79.210032][ T3053]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   79.210222][ T3053]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   79.210408][ T3053]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   79.210595][ T3053]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.210779][ T3053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.211003][ T3053]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.211188][ T3053]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.211384][ T3053]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.211564][ T3053]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.211752][ T3053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.211935][ T3053]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.212128][ T3053]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.212345][ T3053]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.212605][ T3053]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.212793][ T3053]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.212994][ T3053]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.213176][ T3053]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.213365][ T3053]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.213554][ T3053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.213737][ T3053]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.213922][ T3053]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.214118][ T3053]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.214310][ T3053]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.214496][ T3053]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.214678][ T3053]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.214937][ T3053]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.215224][ T3053]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.215487][ T3053]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.215754][ T3053]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.216016][ T3053]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.216208][ T3053]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.216454][ T3053]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.216673][ T3053]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.216927][ T3053]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.217163][ T3053]  ? move_addr_to_kernel (net/socket.c:258)
[   79.217435][ T3053]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.217698][ T3053]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.217964][ T3053]  ___sys_sendmsg (net/socket.c:2752)
[   79.218249][ T3053]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.218567][ T3053]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.218859][ T3053]  __sys_sendmsg (net/socket.c:2784)
[   79.219136][ T3053]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.219403][ T3053]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.219721][ T3053]  ? 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)
[   79.219990][ T3053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.220177][ T3053]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.220368][ T3053]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.220568][ T3053]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.220758][ T3053]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.220987][ T3053] RIP: 0033:0x7f0c890d308e
[   79.221179][ T3053] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.221726][ T3053] RSP: 002b:00007ffdb7faa240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.221999][ T3053] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0c890d308e
[   79.222260][ T3053] RDX: 0000000000000000 RSI: 00007ffdb7faa2f0 RDI: 0000000000000005
[   79.222509][ T3053] RBP: 00007ffdb7faa250 R08: 0000000000000000 R09: 0000000000000000
[   79.222755][ T3053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.223019][ T3053] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb7faa9b0
| [   79.305064][ T3058] ------------[ cut here ]------------
| [   79.305312][ T3058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3058
| [   79.305608][ T3058] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.306249][ T3058] Tainted: [W]=WARN
[   79.306367][ T3058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.306556][ T3058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.306747][ T3058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.307295][ T3058] RSP: 0018:ffa0000007afef70 EFLAGS: 00010286
[   79.307496][ T3058] RAX: 00000000ffffffa6 RBX: ff11000005e473c0 RCX: 1ff4000000f5fdb4
[   79.307733][ T3058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e47470
[   79.307961][ T3058] RBP: ff11000011db2000 R08: 1fe2200000bc8e8f R09: ff1100000f1d8b80
[   79.308187][ T3058] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   79.308412][ T3058] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   79.308631][ T3058] FS:  00007fe23bcfe840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   79.308888][ T3058] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.309076][ T3058] CR2: 000000001e391a28 CR3: 000000001001b001 CR4: 0000000000771ef0
[   79.309301][ T3058] PKRU: 55555554
[   79.309407][ T3058] Call Trace:
[   79.309535][ T3058]  <TASK>
[   79.309613][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.309758][ T3058]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.309900][ T3058]  notifier_call_chain (kernel/notifier.c:85)
[   79.310161][ T3058]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   79.310312][ T3058]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   79.310460][ T3058]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   79.310811][ T3058]  netdev_upper_dev_link (net/core/dev.c:8972)
[   79.310964][ T3058]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   79.311326][ T3058] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   79.311555][ T3058]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   79.311783][ T3058] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   79.312103][ T3058]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   79.312260][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   79.312406][ T3058]  ? nla_strscpy (lib/nlattr.c:795)
[   79.312553][ T3058]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   79.312699][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   79.312840][ T3058]  ? __dev_get_by_name (net/core/dev.c:883)
[   79.313103][ T3058]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   79.313259][ T3058]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   79.313417][ T3058]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.313560][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.313706][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.313851][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.314075][ T3058]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.314223][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.314372][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.314516][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.314658][ T3058]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.314801][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.314945][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.315091][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.315238][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.315379][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.315522][ T3058]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.315667][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.315810][ T3058]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.315955][ T3058]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.316106][ T3058]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.316255][ T3058]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.316399][ T3058]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.316543][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.316705][ T3058]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.316852][ T3058]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.316999][ T3058]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.317144][ T3058]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.317290][ T3058]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.317434][ T3058]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.317617][ T3058]  ? move_addr_to_kernel (net/socket.c:258)
[   79.317759][ T3058]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.317905][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.318054][ T3058]  ___sys_sendmsg (net/socket.c:2752)
[   79.318195][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.318378][ T3058]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.318549][ T3058]  __sys_sendmsg (net/socket.c:2784)
[   79.318692][ T3058]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.318834][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.319022][ T3058]  ? 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)
[   79.319164][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.319313][ T3058]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.319456][ T3058]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.319600][ T3058]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.319748][ T3058]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.319927][ T3058] RIP: 0033:0x7fe23bf3808e
[   79.320084][ T3058] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.320605][ T3058] RSP: 002b:00007fff0b0255f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.320824][ T3058] RAX: ffffffffffffffda RBX: 00007fff0b025d88 RCX: 00007fe23bf3808e
[   79.321078][ T3058] RDX: 0000000000000000 RSI: 00007fff0b0256a0 RDI: 0000000000000005
[   79.321402][ T3058] RBP: 00007fff0b025600 R08: 0000000000000000 R09: 0000000000000000
[   79.321725][ T3058] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.322063][ T3058] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0b025d60
| [   79.324727][ T3058] ------------[ cut here ]------------
| [   79.324938][ T3058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3058
| [   79.325384][ T3058] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.326067][ T3058] Tainted: [W]=WARN
[   79.326179][ T3058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.326370][ T3058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.326568][ T3058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.327080][ T3058] RSP: 0018:ffa0000007afefd0 EFLAGS: 00010286
[   79.327262][ T3058] RAX: 00000000ffffffa6 RBX: ff11000005e46ac0 RCX: 1ff4000000f5fdc0
[   79.327471][ T3058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46b70
[   79.327685][ T3058] RBP: ff11000011d2a000 R08: 1fe2200000bc8d6f R09: ff1100000f1d8b80
[   79.327894][ T3058] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   79.328112][ T3058] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d2ae04
[   79.328332][ T3058] FS:  00007fe23bcfe840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   79.328583][ T3058] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.328762][ T3058] CR2: 000000001e391a28 CR3: 000000001001b001 CR4: 0000000000771ef0
[   79.328982][ T3058] PKRU: 55555554
[   79.329089][ T3058] Call Trace:
[   79.329194][ T3058]  <TASK>
[   79.329273][ T3058]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.329419][ T3058]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.329530][ T3058]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   79.329692][ T3058]  __dev_notify_flags (net/core/dev.c:9787)
[   79.329834][ T3058]  ? netif_change_name (net/core/dev.c:1495)
[   79.329985][ T3058]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   79.330131][ T3058]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   79.330282][ T3058]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   79.330439][ T3058] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   79.330598][ T3058]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   79.330744][ T3058] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   79.330888][ T3058]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   79.331042][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   79.331184][ T3058]  ? nla_strscpy (lib/nlattr.c:795)
[   79.331336][ T3058]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   79.331483][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   79.331628][ T3058]  ? __dev_get_by_name (net/core/dev.c:883)
[   79.331770][ T3058]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   79.331921][ T3058]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   79.332076][ T3058]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.332250][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.332427][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.332609][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.332750][ T3058]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.332891][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.333043][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.333185][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.333331][ T3058]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.333472][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.333612][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.333751][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.333953][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.334172][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.334407][ T3058]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.334630][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.334815][ T3058]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.334959][ T3058]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.335113][ T3058]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.335266][ T3058]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.335413][ T3058]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.335557][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.335703][ T3058]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.335853][ T3058]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.336005][ T3058]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.336223][ T3058]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.336437][ T3058]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.336658][ T3058]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.336880][ T3058]  ? move_addr_to_kernel (net/socket.c:258)
[   79.337086][ T3058]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.337304][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.337526][ T3058]  ___sys_sendmsg (net/socket.c:2752)
[   79.337738][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.337935][ T3058]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.338180][ T3058]  __sys_sendmsg (net/socket.c:2784)
[   79.338331][ T3058]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.338473][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.338694][ T3058]  ? 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)
[   79.338881][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.339038][ T3058]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.339182][ T3058]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.339333][ T3058]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.339476][ T3058]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.339655][ T3058] RIP: 0033:0x7fe23bf3808e
[   79.339807][ T3058] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.340335][ T3058] RSP: 002b:00007fff0b0255f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.340597][ T3058] RAX: ffffffffffffffda RBX: 00007fff0b025d88 RCX: 00007fe23bf3808e
[   79.340872][ T3058] RDX: 0000000000000000 RSI: 00007fff0b0256a0 RDI: 0000000000000005
[   79.341150][ T3058] RBP: 00007fff0b025600 R08: 0000000000000000 R09: 0000000000000000
[   79.341371][ T3058] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.341587][ T3058] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0b025d60
| [   79.384934][ T3060] ------------[ cut here ]------------
| [   79.385120][ T3060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3060
| [   79.385434][ T3060] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.386055][ T3060] Tainted: [W]=WARN
[   79.386168][ T3060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.386383][ T3060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.386616][ T3060] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.388014][ T3060] RSP: 0018:ffa0000007b1f020 EFLAGS: 00010286
[   79.388279][ T3060] RAX: 00000000ffffffa6 RBX: ff1100000c5f7840 RCX: 1ff4000000f63dca
[   79.388486][ T3060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f78f0
[   79.388686][ T3060] RBP: ff11000011d2a000 R08: 1fe22000018bef1f R09: ff1100000ce55158
[   79.388887][ T3060] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   79.389150][ T3060] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   79.389359][ T3060] FS:  00007efd6f711840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   79.389593][ T3060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.389760][ T3060] CR2: 00007efd6f9e11a0 CR3: 000000000d8d3004 CR4: 0000000000771ef0
[   79.389959][ T3060] PKRU: 55555554
[   79.390083][ T3060] Call Trace:
[   79.390188][ T3060]  <TASK>
[   79.390265][ T3060]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.390409][ T3060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.390512][ T3060]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   79.390648][ T3060]  __dev_notify_flags (net/core/dev.c:9787)
[   79.390781][ T3060]  ? netif_change_name (net/core/dev.c:1495)
[   79.390914][ T3060]  ? __dev_change_flags (net/core/dev.c:9752)
[   79.391050][ T3060]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   79.391187][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.391328][ T3060]  ? 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))
[   79.391467][ T3060]  netif_change_flags (net/core/dev.c:9820)
[   79.391602][ T3060]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   79.391736][ T3060]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   79.391871][ T3060]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   79.392034][ T3060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   79.392211][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.392348][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.392485][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   79.392625][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.392758][ T3060]  ? __kernel_text_address (kernel/extable.c:79)
[   79.392891][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.393032][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.393170][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   79.393306][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.393439][ T3060]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   79.393577][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.393711][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.393841][ T3060]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   79.393979][ T3060]  ? __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)
[   79.394113][ T3060]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   79.394257][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   79.394389][ T3060]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   79.394524][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   79.394660][ T3060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.394795][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.394928][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.395065][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.395205][ T3060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.395338][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.395477][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.395614][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.395749][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.395882][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.396023][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.396158][ T3060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.396299][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.396435][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.396570][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.396706][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.396841][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.396986][ T3060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.397130][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.397269][ T3060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.397405][ T3060]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.397538][ T3060]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.397674][ T3060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.397807][ T3060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.397941][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.398082][ T3060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.398221][ T3060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.398358][ T3060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.398509][ T3060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.398707][ T3060]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.398847][ T3060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.399075][ T3060]  ? move_addr_to_kernel (net/socket.c:258)
[   79.399231][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.399365][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.399505][ T3060]  ___sys_sendmsg (net/socket.c:2752)
[   79.399688][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.399932][ T3060]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.400171][ T3060]  __sys_sendmsg (net/socket.c:2784)
[   79.400368][ T3060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.400510][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.400686][ T3060]  ? 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)
[   79.400823][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.400960][ T3060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.401111][ T3060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.401255][ T3060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.401408][ T3060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.401582][ T3060] RIP: 0033:0x7efd6f94b08e
[   79.401726][ T3060] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.402210][ T3060] RSP: 002b:00007ffcfcd0a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.402411][ T3060] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efd6f94b08e
[   79.402609][ T3060] RDX: 0000000000000000 RSI: 00007ffcfcd0a8e0 RDI: 0000000000000005
[   79.402811][ T3060] RBP: 00007ffcfcd0a840 R08: 0000000000000000 R09: 0000000000000000
[   79.403018][ T3060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.403228][ T3060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfcd0afa0
| [   79.478712][ T3066] ------------[ cut here ]------------
| [   79.478911][ T3066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3066
| [   79.479225][ T3066] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.479845][ T3066] Tainted: [W]=WARN
[   79.479960][ T3066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.480148][ T3066] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.480345][ T3066] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.480872][ T3066] RSP: 0018:ffa0000007b4ef70 EFLAGS: 00010286
[   79.481070][ T3066] RAX: 00000000ffffffa6 RBX: ff11000004b91240 RCX: 1ff4000000f69db4
[   79.481312][ T3066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b912f0
[   79.481538][ T3066] RBP: ff11000011db2000 R08: 1fe220000097225f R09: ff11000011b85180
[   79.481762][ T3066] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   79.481995][ T3066] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   79.482238][ T3066] FS:  00007f324a6ce840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   79.482508][ T3066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.482693][ T3066] CR2: 0000000013cd1a28 CR3: 000000000a569005 CR4: 0000000000771ef0
[   79.482979][ T3066] PKRU: 55555554
[   79.483152][ T3066] Call Trace:
[   79.483331][ T3066]  <TASK>
[   79.483457][ T3066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.483695][ T3066]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.483931][ T3066]  notifier_call_chain (kernel/notifier.c:85)
[   79.484174][ T3066]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   79.484416][ T3066]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   79.484657][ T3066]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   79.484892][ T3066]  netdev_upper_dev_link (net/core/dev.c:8972)
[   79.485128][ T3066]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   79.485365][ T3066] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   79.485614][ T3066]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   79.485857][ T3066] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   79.486100][ T3066]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   79.486346][ T3066]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   79.486579][ T3066]  ? nla_strscpy (lib/nlattr.c:795)
[   79.486814][ T3066]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   79.487055][ T3066]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   79.487291][ T3066]  ? __dev_get_by_name (net/core/dev.c:883)
[   79.487523][ T3066]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   79.487778][ T3066]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   79.488047][ T3066]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.488286][ T3066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.488516][ T3066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.488748][ T3066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.488983][ T3066]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.489221][ T3066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.489456][ T3066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.489690][ T3066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.489924][ T3066]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.490163][ T3066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.490394][ T3066]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.490622][ T3066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.490850][ T3066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.491082][ T3066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.491313][ T3066]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.491536][ T3066]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.491755][ T3066]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.491942][ T3066]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.492092][ T3066]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.492241][ T3066]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.492385][ T3066]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.492528][ T3066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.492675][ T3066]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.492824][ T3066]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.492976][ T3066]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.493125][ T3066]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.493282][ T3066]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.493425][ T3066]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.493601][ T3066]  ? move_addr_to_kernel (net/socket.c:258)
[   79.493744][ T3066]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.493889][ T3066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.494039][ T3066]  ___sys_sendmsg (net/socket.c:2752)
[   79.494180][ T3066]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.494370][ T3066]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.494525][ T3066]  __sys_sendmsg (net/socket.c:2784)
[   79.494669][ T3066]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.494810][ T3066]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.494995][ T3066]  ? 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)
[   79.495137][ T3066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.495283][ T3066]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.495427][ T3066]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.495570][ T3066]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.495714][ T3066]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.495893][ T3066] RIP: 0033:0x7f324a90808e
[   79.496051][ T3066] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.496568][ T3066] RSP: 002b:00007ffc95357500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.496786][ T3066] RAX: ffffffffffffffda RBX: 00007ffc95357c98 RCX: 00007f324a90808e
[   79.497005][ T3066] RDX: 0000000000000000 RSI: 00007ffc953575b0 RDI: 0000000000000005
[   79.497219][ T3066] RBP: 00007ffc95357510 R08: 0000000000000000 R09: 0000000000000000
[   79.497434][ T3066] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.497649][ T3066] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc95357c70
| [   79.499479][ T3066] ------------[ cut here ]------------
| [   79.499624][ T3066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3066
| [   79.499905][ T3066] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.500526][ T3066] Tainted: [W]=WARN
[   79.500650][ T3066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.500842][ T3066] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.501469][ T3066] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.502221][ T3066] RSP: 0018:ffa0000007b4efd0 EFLAGS: 00010286
[   79.502487][ T3066] RAX: 00000000ffffffa6 RBX: ff110000090a81c0 RCX: 1ff4000000f69dc0
[   79.502798][ T3066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a8270
[   79.503132][ T3066] RBP: ff1100000be7a000 R08: 1fe220000121504f R09: ff11000011b85180
[   79.503450][ T3066] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   79.503771][ T3066] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be7ae04
[   79.504103][ T3066] FS:  00007f324a6ce840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   79.504377][ T3066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.504561][ T3066] CR2: 0000000013cd1a28 CR3: 000000000a569005 CR4: 0000000000771ef0
[   79.504789][ T3066] PKRU: 55555554
[   79.504898][ T3066] Call Trace:
[   79.505018][ T3066]  <TASK>
[   79.505092][ T3066]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.505246][ T3066]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.505356][ T3066]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   79.505500][ T3066]  __dev_notify_flags (net/core/dev.c:9787)
[   79.505648][ T3066]  ? netif_change_name (net/core/dev.c:1495)
[   79.505795][ T3066]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   79.505941][ T3066]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   79.506093][ T3066]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   79.506245][ T3066] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   79.506396][ T3066]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   79.506544][ T3066] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   79.506695][ T3066]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   79.506844][ T3066]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   79.506995][ T3066]  ? nla_strscpy (lib/nlattr.c:795)
[   79.507140][ T3066]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   79.507292][ T3066]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   79.507435][ T3066]  ? __dev_get_by_name (net/core/dev.c:883)
[   79.507577][ T3066]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   79.507732][ T3066]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   79.507886][ T3066]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.508039][ T3066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.508182][ T3066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.508331][ T3066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.508473][ T3066]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.508616][ T3066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.508762][ T3066]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.508911][ T3066]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.509058][ T3066]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.509206][ T3066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.509349][ T3066]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.509492][ T3066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.509638][ T3066]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.509780][ T3066]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.509924][ T3066]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.510076][ T3066]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.510225][ T3066]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.510372][ T3066]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.510518][ T3066]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.510664][ T3066]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.510808][ T3066]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.510951][ T3066]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.511109][ T3066]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.511258][ T3066]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.511403][ T3066]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.511551][ T3066]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.511700][ T3066]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.511840][ T3066]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.512022][ T3066]  ? move_addr_to_kernel (net/socket.c:258)
[   79.512170][ T3066]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.512317][ T3066]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.512463][ T3066]  ___sys_sendmsg (net/socket.c:2752)
[   79.512607][ T3066]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.512785][ T3066]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.512945][ T3066]  __sys_sendmsg (net/socket.c:2784)
[   79.513093][ T3066]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.513240][ T3066]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.513425][ T3066]  ? 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)
[   79.513569][ T3066]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.513715][ T3066]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.513859][ T3066]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.514008][ T3066]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.514151][ T3066]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.514338][ T3066] RIP: 0033:0x7f324a90808e
[   79.514494][ T3066] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.515007][ T3066] RSP: 002b:00007ffc95357500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.515344][ T3066] RAX: ffffffffffffffda RBX: 00007ffc95357c98 RCX: 00007f324a90808e
[   79.515562][ T3066] RDX: 0000000000000000 RSI: 00007ffc953575b0 RDI: 0000000000000005
[   79.515774][ T3066] RBP: 00007ffc95357510 R08: 0000000000000000 R09: 0000000000000000
[   79.515992][ T3066] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.516213][ T3066] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc95357c70
| [   79.553170][ T3067] ------------[ cut here ]------------
| [   79.553362][ T3067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3067
| [   79.553645][ T3067] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.554222][ T3067] Tainted: [W]=WARN
[   79.554326][ T3067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.554497][ T3067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.554676][ T3067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.555156][ T3067] RSP: 0018:ffa0000007b5f020 EFLAGS: 00010286
[   79.555331][ T3067] RAX: 00000000ffffffa6 RBX: ff11000004b90c40 RCX: 1ff4000000f6bdca
[   79.555532][ T3067] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b90cf0
[   79.555733][ T3067] RBP: ff1100000be7a000 R08: 1fe220000097219f R09: ff11000012422e58
[   79.555939][ T3067] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   79.556238][ T3067] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   79.556441][ T3067] FS:  00007fc83973a840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   79.556701][ T3067] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.556873][ T3067] CR2: 000000000675e988 CR3: 0000000012880004 CR4: 0000000000771ef0
[   79.557175][ T3067] PKRU: 55555554
[   79.557297][ T3067] Call Trace:
[   79.557399][ T3067]  <TASK>
[   79.557470][ T3067]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.557608][ T3067]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.557711][ T3067]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   79.557846][ T3067]  __dev_notify_flags (net/core/dev.c:9787)
[   79.558073][ T3067]  ? netif_change_name (net/core/dev.c:1495)
[   79.558216][ T3067]  ? __dev_change_flags (net/core/dev.c:9752)
[   79.558408][ T3067]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   79.558542][ T3067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.558677][ T3067]  ? 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))
[   79.558814][ T3067]  netif_change_flags (net/core/dev.c:9820)
[   79.558949][ T3067]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   79.559089][ T3067]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   79.559233][ T3067]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   79.559368][ T3067]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   79.559546][ T3067]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.559682][ T3067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.559820][ T3067]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   79.559960][ T3067]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.560102][ T3067]  ? __kernel_text_address (kernel/extable.c:79)
[   79.560245][ T3067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.560387][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.560521][ T3067]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   79.560657][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.560791][ T3067]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   79.560926][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.561067][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.561212][ T3067]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   79.561352][ T3067]  ? __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)
[   79.561488][ T3067]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   79.561624][ T3067]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   79.561762][ T3067]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   79.561901][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   79.562048][ T3067]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   79.562184][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.562325][ T3067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.562463][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.562598][ T3067]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.562738][ T3067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.562879][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.563018][ T3067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.563153][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.563297][ T3067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.563440][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   79.563574][ T3067]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.563709][ T3067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.563844][ T3067]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.563983][ T3067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.564120][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.564276][ T3067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.564412][ T3067]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.564548][ T3067]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.564682][ T3067]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.564819][ T3067]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.564953][ T3067]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.565096][ T3067]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.565238][ T3067]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.565373][ T3067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.565512][ T3067]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.565649][ T3067]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.565787][ T3067]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.565926][ T3067]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.566074][ T3067]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.566216][ T3067]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.566384][ T3067]  ? move_addr_to_kernel (net/socket.c:258)
[   79.566523][ T3067]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.566660][ T3067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.566810][ T3067]  ___sys_sendmsg (net/socket.c:2752)
[   79.566948][ T3067]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.567121][ T3067]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.567279][ T3067]  __sys_sendmsg (net/socket.c:2784)
[   79.567419][ T3067]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.567554][ T3067]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.567727][ T3067]  ? 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)
[   79.567876][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.568022][ T3067]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.568163][ T3067]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.568305][ T3067]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.568442][ T3067]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.568612][ T3067] RIP: 0033:0x7fc83997408e
[   79.568756][ T3067] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.569251][ T3067] RSP: 002b:00007ffdb2a1f6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.569461][ T3067] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc83997408e
[   79.569665][ T3067] RDX: 0000000000000000 RSI: 00007ffdb2a1f750 RDI: 0000000000000005
[   79.569870][ T3067] RBP: 00007ffdb2a1f6b0 R08: 0000000000000000 R09: 0000000000000000
[   79.570081][ T3067] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.570300][ T3067] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb2a1fe10
| [   79.691343][ T3076] ------------[ cut here ]------------
| [   79.691523][ T3076] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3076
| [   79.691806][ T3076] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.692596][ T3076] Tainted: [W]=WARN
[   79.692700][ T3076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.692869][ T3076] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.693125][ T3076] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.693620][ T3076] RSP: 0018:ffa0000007aeefe0 EFLAGS: 00010286
[   79.693794][ T3076] RAX: 00000000ffffffa6 RBX: ff11000011fea040 RCX: 1ff4000000f5ddc2
[   79.694102][ T3076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fea0f0
[   79.694309][ T3076] RBP: ff11000011db2000 R08: 1fe22000023fd41f R09: ff11000011292e58
[   79.694604][ T3076] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   79.694807][ T3076] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   79.695097][ T3076] FS:  00007f3969d0e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   79.695340][ T3076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.695511][ T3076] CR2: 0000000028416988 CR3: 00000000124af006 CR4: 0000000000771ef0
[   79.695717][ T3076] PKRU: 55555554
[   79.695820][ T3076] Call Trace:
[   79.695922][ T3076]  <TASK>
[   79.696043][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.696182][ T3076]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.696323][ T3076]  notifier_call_chain (kernel/notifier.c:85)
[   79.696468][ T3076]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.696603][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.696740][ T3076]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   79.696911][ T3076]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   79.697054][ T3076]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   79.697190][ T3076]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.697329][ T3076]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   79.697499][ T3076]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   79.697637][ T3076] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   79.697777][ T3076]  ? write_profile (kernel/profile.c:194)
[   79.697915][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.698058][ T3076]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   79.698237][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.698374][ T3076]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   79.698509][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.698643][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.698782][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.698917][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.699056][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.699216][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.699353][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.699489][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.699624][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.699760][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.699895][ T3076]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.700040][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.700181][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.700322][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.700459][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.700612][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.700755][ T3076]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.700892][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.701035][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.701173][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.701323][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.701462][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.701603][ T3076]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.701738][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.701876][ T3076]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.702021][ T3076]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.702157][ T3076]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.702299][ T3076]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.702440][ T3076]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.702576][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.702714][ T3076]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.702852][ T3076]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.702999][ T3076]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.703138][ T3076]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.703281][ T3076]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.703423][ T3076]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.703589][ T3076]  ? move_addr_to_kernel (net/socket.c:258)
[   79.703726][ T3076]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.703863][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.704031][ T3076]  ___sys_sendmsg (net/socket.c:2752)
[   79.704169][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.704347][ T3076]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.704496][ T3076]  __sys_sendmsg (net/socket.c:2784)
[   79.704639][ T3076]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.704774][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.704952][ T3076]  ? 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)
[   79.705100][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.705246][ T3076]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.705380][ T3076]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.705515][ T3076]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.705651][ T3076]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.705818][ T3076] RIP: 0033:0x7f3969f4808e
[   79.705962][ T3076] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.706464][ T3076] RSP: 002b:00007fff88cedd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.706671][ T3076] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3969f4808e
[   79.706872][ T3076] RDX: 0000000000000000 RSI: 00007fff88cede40 RDI: 0000000000000005
[   79.707085][ T3076] RBP: 00007fff88cedda0 R08: 0000000000000000 R09: 0000000000000000
[   79.707291][ T3076] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.707490][ T3076] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff88cee500
| [   79.709175][ T3076] ------------[ cut here ]------------
| [   79.709312][ T3076] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3076
| [   79.709569][ T3076] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.710124][ T3076] Tainted: [W]=WARN
[   79.710227][ T3076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.710393][ T3076] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.710564][ T3076] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.711121][ T3076] RSP: 0018:ffa0000007aef060 EFLAGS: 00010286
[   79.711290][ T3076] RAX: 00000000ffffffa6 RBX: ff11000011feb9c0 RCX: 1ff4000000f5ddd2
[   79.711481][ T3076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011feba70
[   79.711674][ T3076] RBP: ff11000011a2a000 R08: 1fe22000023fd74f R09: ff11000011292e58
[   79.711868][ T3076] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   79.712165][ T3076] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007aef100
[   79.712365][ T3076] FS:  00007f3969d0e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   79.712596][ T3076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.712762][ T3076] CR2: 0000000028416988 CR3: 00000000124af006 CR4: 0000000000771ef0
[   79.712959][ T3076] PKRU: 55555554
[   79.713144][ T3076] Call Trace:
[   79.713251][ T3076]  <TASK>
[   79.713319][ T3076]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.713460][ T3076]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.713561][ T3076]  netif_close_many (net/core/dev.c:1804)
[   79.713697][ T3076]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   79.713829][ T3076]  ? __dev_close_many (net/core/dev.c:1781)
[   79.713960][ T3076]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   79.714210][ T3076]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.714373][ T3076]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   79.714505][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.714637][ T3076]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   79.714802][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.714936][ T3076]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   79.715116][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.715253][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.715382][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.715511][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.715640][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.715787][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.715918][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.716054][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.716182][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.716315][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.716445][ T3076]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.716581][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.716713][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.716844][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.716981][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.717113][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.717248][ T3076]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.717377][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.717507][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.717636][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.717769][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.717899][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.718040][ T3076]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.718170][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.718305][ T3076]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.718438][ T3076]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.718566][ T3076]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.718698][ T3076]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.718829][ T3076]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.718965][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.719102][ T3076]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.719236][ T3076]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.719366][ T3076]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.719498][ T3076]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.719630][ T3076]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.719759][ T3076]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.719926][ T3076]  ? move_addr_to_kernel (net/socket.c:258)
[   79.720063][ T3076]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.720193][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.720332][ T3076]  ___sys_sendmsg (net/socket.c:2752)
[   79.720462][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.720626][ T3076]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.720768][ T3076]  __sys_sendmsg (net/socket.c:2784)
[   79.720900][ T3076]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.721036][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.721205][ T3076]  ? 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)
[   79.721335][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.721467][ T3076]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.721684][ T3076]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.721814][ T3076]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.722036][ T3076]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.722197][ T3076] RIP: 0033:0x7f3969f4808e
[   79.722430][ T3076] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.722988][ T3076] RSP: 002b:00007fff88cedd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.723281][ T3076] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3969f4808e
[   79.723475][ T3076] RDX: 0000000000000000 RSI: 00007fff88cede40 RDI: 0000000000000005
[   79.723760][ T3076] RBP: 00007fff88cedda0 R08: 0000000000000000 R09: 0000000000000000
[   79.723953][ T3076] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.724247][ T3076] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff88cee500
| [   79.727420][ T3076] ------------[ cut here ]------------
| [   79.727555][ T3076] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3076
| [   79.727817][ T3076] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.728430][ T3076] Tainted: [W]=WARN
[   79.728526][ T3076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.728686][ T3076] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.728852][ T3076] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.729389][ T3076] RSP: 0018:ffa0000007aef190 EFLAGS: 00010286
[   79.729548][ T3076] RAX: 00000000ffffffa6 RBX: ff11000005e47540 RCX: 1ff4000000f5ddf8
[   79.729737][ T3076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e475f0
[   79.729926][ T3076] RBP: ff11000011a2a000 R08: 1fe2200000bc8ebf R09: ff11000011292e58
[   79.730184][ T3076] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   79.730377][ T3076] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.730568][ T3076] FS:  00007f3969d0e840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   79.730793][ T3076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.730953][ T3076] CR2: 0000000028416988 CR3: 00000000124af006 CR4: 0000000000771ef0
[   79.731256][ T3076] PKRU: 55555554
[   79.731357][ T3076] Call Trace:
[   79.731451][ T3076]  <TASK>
[   79.731524][ T3076]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.731688][ T3076]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   79.731931][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.732196][ T3076]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   79.732329][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.732455][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.732581][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.732793][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.732924][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.733127][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.733257][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.733390][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.733515][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.733722][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.733851][ T3076]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.734038][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.734164][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.734295][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.734420][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.734548][ T3076]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.734757][ T3076]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.734882][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.735063][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.735188][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.735323][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.735450][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.735662][ T3076]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.735793][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.735922][ T3076]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.736110][ T3076]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.736245][ T3076]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.736373][ T3076]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.736501][ T3076]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.736711][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.736838][ T3076]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.737027][ T3076]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.737154][ T3076]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.737290][ T3076]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.737416][ T3076]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.737624][ T3076]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.737778][ T3076]  ? move_addr_to_kernel (net/socket.c:258)
[   79.737904][ T3076]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.738090][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.738225][ T3076]  ___sys_sendmsg (net/socket.c:2752)
[   79.738353][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.738511][ T3076]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.738655][ T3076]  __sys_sendmsg (net/socket.c:2784)
[   79.738782][ T3076]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.738908][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.739125][ T3076]  ? 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)
[   79.739256][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.739387][ T3076]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.739514][ T3076]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.739641][ T3076]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.739768][ T3076]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.739922][ T3076] RIP: 0033:0x7f3969f4808e
[   79.740116][ T3076] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.740578][ T3076] RSP: 002b:00007fff88cedd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.740771][ T3076] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3969f4808e
[   79.740962][ T3076] RDX: 0000000000000000 RSI: 00007fff88cede40 RDI: 0000000000000005
[   79.741216][ T3076] RBP: 00007fff88cedda0 R08: 0000000000000000 R09: 0000000000000000
[   79.741406][ T3076] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   79.741595][ T3076] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff88cee500
| [   79.799653][ T3077] ------------[ cut here ]------------
| [   79.799854][ T3077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3077
| [   79.800493][ T3077] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.801072][ T3077] Tainted: [W]=WARN
[   79.801177][ T3077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.801372][ T3077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.801556][ T3077] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.802092][ T3077] RSP: 0018:ffa0000007bbefe0 EFLAGS: 00010286
[   79.802274][ T3077] RAX: 00000000ffffffa6 RBX: ff1100000c8d2c40 RCX: 1ff4000000f77dc2
[   79.802485][ T3077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2cf0
[   79.802688][ T3077] RBP: ff11000011db2000 R08: 1fe220000191a59f R09: ff1100000c510b58
[   79.802901][ T3077] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   79.803127][ T3077] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   79.803338][ T3077] FS:  00007f49e091c840(0000) GS:ff11000077b05000(0000) knlGS:0000000000000000
[   79.803593][ T3077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.803769][ T3077] CR2: 000000001be26988 CR3: 0000000011f7b003 CR4: 0000000000771ef0
[   79.803986][ T3077] PKRU: 55555554
[   79.804094][ T3077] Call Trace:
[   79.804206][ T3077]  <TASK>
[   79.804283][ T3077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.804433][ T3077]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.804580][ T3077]  notifier_call_chain (kernel/notifier.c:85)
[   79.804720][ T3077]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.804857][ T3077]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   79.805032][ T3077]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   79.805167][ T3077]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   79.805310][ T3077]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   79.805449][ T3077]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.805586][ T3077]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   79.805762][ T3077] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   79.805904][ T3077]  ? write_profile (kernel/profile.c:194)
[   79.806046][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.806180][ T3077]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   79.806356][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.806498][ T3077]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   79.806637][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.806776][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.806911][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.807049][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.807184][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.807367][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.807503][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.808363][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.808517][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.808657][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.808800][ T3077]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.808976][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.809137][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.809279][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.809473][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.809625][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.809779][ T3077]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.809930][ T3077]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.810086][ T3077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.810230][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.810367][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.810504][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.810644][ T3077]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.810792][ T3077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.810931][ T3077]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.811091][ T3077]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.811238][ T3077]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.811435][ T3077]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.811588][ T3077]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.811728][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.811866][ T3077]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.812031][ T3077]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.812362][ T3077]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.812502][ T3077]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.812666][ T3077]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.812867][ T3077]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.813086][ T3077]  ? move_addr_to_kernel (net/socket.c:258)
[   79.813285][ T3077]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.813468][ T3077]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.813614][ T3077]  ___sys_sendmsg (net/socket.c:2752)
[   79.813751][ T3077]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.813925][ T3077]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.814082][ T3077]  __sys_sendmsg (net/socket.c:2784)
[   79.814227][ T3077]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.814365][ T3077]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.814540][ T3077]  ? 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)
[   79.814685][ T3077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.814828][ T3077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.814975][ T3077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.815113][ T3077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.815281][ T3077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.815471][ T3077] RIP: 0033:0x7f49e0b5608e
[   79.815624][ T3077] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.816129][ T3077] RSP: 002b:00007ffef69a4b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.816347][ T3077] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f49e0b5608e
[   79.816570][ T3077] RDX: 0000000000000000 RSI: 00007ffef69a4c30 RDI: 0000000000000005
[   79.816785][ T3077] RBP: 00007ffef69a4b90 R08: 0000000000000000 R09: 0000000000000000
[   79.817007][ T3077] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   79.817224][ T3077] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef69a52f0
| [   79.819586][ T3077] ------------[ cut here ]------------
| [   79.819827][ T3077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3077
| [   79.820338][ T3077] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.821445][ T3077] Tainted: [W]=WARN
[   79.821619][ T3077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.821893][ T3077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.822207][ T3077] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.822949][ T3077] RSP: 0018:ffa0000007bbf060 EFLAGS: 00010286
[   79.823241][ T3077] RAX: 00000000ffffffa6 RBX: ff1100000c8d24c0 RCX: 1ff4000000f77dd2
[   79.823570][ T3077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8d2570
[   79.823882][ T3077] RBP: ff11000011d2a000 R08: 1fe220000191a4af R09: ff1100000c510b58
[   79.824197][ T3077] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   79.824509][ T3077] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007bbf100
[   79.824811][ T3077] FS:  00007f49e091c840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   79.825168][ T3077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.825471][ T3077] CR2: 00007f7b574de388 CR3: 0000000011f7b002 CR4: 0000000000771ef0
[   79.825804][ T3077] PKRU: 55555554
[   79.825962][ T3077] Call Trace:
[   79.826134][ T3077]  <TASK>
[   79.826254][ T3077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   79.826499][ T3077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   79.826667][ T3077]  netif_close_many (net/core/dev.c:1804)
[   79.826884][ T3077]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   79.827115][ T3077]  ? __dev_close_many (net/core/dev.c:1781)
[   79.827344][ T3077]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   79.827606][ T3077]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.827878][ T3077]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   79.828102][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.828316][ T3077]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   79.828600][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.828815][ T3077]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   79.829046][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.829268][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.829490][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.829696][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.829903][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.830156][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.830368][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.830605][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.830808][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.831022][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.831233][ T3077]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.831441][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.831645][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.831848][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.832254][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.832481][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.832687][ T3077]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.832892][ T3077]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.833265][ T3077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.833474][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.833682][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.833881][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.834275][ T3077]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.834492][ T3077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.834727][ T3077]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.834944][ T3077]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.835299][ T3077]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.835506][ T3077]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.835711][ T3077]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.835910][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.836279][ T3077]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.836508][ T3077]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.836721][ T3077]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.836932][ T3077]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.837298][ T3077]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.837509][ T3077]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.837767][ T3077]  ? move_addr_to_kernel (net/socket.c:258)
[   79.837967][ T3077]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.838336][ T3077]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.838550][ T3077]  ___sys_sendmsg (net/socket.c:2752)
[   79.838752][ T3077]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.839192][ T3077]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.839429][ T3077]  __sys_sendmsg (net/socket.c:2784)
[   79.839634][ T3077]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.839847][ T3077]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.840265][ T3077]  ? 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)
[   79.840473][ T3077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.840690][ T3077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.840905][ T3077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.841271][ T3077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.841476][ T3077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.841726][ T3077] RIP: 0033:0x7f49e0b5608e
[   79.841957][ T3077] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.842848][ T3077] RSP: 002b:00007ffef69a4b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.843323][ T3077] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f49e0b5608e
[   79.843639][ T3077] RDX: 0000000000000000 RSI: 00007ffef69a4c30 RDI: 0000000000000005
[   79.843951][ T3077] RBP: 00007ffef69a4b90 R08: 0000000000000000 R09: 0000000000000000
[   79.844426][ T3077] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   79.844756][ T3077] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef69a52f0
| [   79.872337][ T3077] ------------[ cut here ]------------
| [   79.872681][ T3077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3077
| [   79.873230][ T3077] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.874258][ T3077] Tainted: [W]=WARN
[   79.874474][ T3077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.874782][ T3077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.875132][ T3077] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.875914][ T3077] RSP: 0018:ffa0000007bbf190 EFLAGS: 00010286
[   79.876245][ T3077] RAX: 00000000ffffffa6 RBX: ff11000011bffb40 RCX: 1ff4000000f77df8
[   79.876624][ T3077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bffbf0
[   79.876996][ T3077] RBP: ff11000011d2a000 R08: 1fe220000237ff7f R09: ff1100000c510b58
[   79.877354][ T3077] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   79.877746][ T3077] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.878227][ T3077] FS:  00007f49e091c840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   79.878734][ T3077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.879059][ T3077] CR2: 0000561b21f2adc8 CR3: 0000000011f7b006 CR4: 0000000000771ef0
[   79.879427][ T3077] PKRU: 55555554
[   79.879632][ T3077] Call Trace:
[   79.879838][ T3077]  <TASK>
[   79.880012][ T3077]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.880370][ T3077]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   79.880691][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.880952][ T3077]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   79.881232][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.881501][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.881754][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.882027][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.882294][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.882568][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.882832][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.883115][ T3077]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.883375][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.883638][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.883888][ T3077]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.884165][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.884427][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.884683][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.884935][ T3077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.885217][ T3077]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.885468][ T3077]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.885742][ T3077]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.886016][ T3077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.886291][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.886549][ T3077]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.886793][ T3077]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.887065][ T3077]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.887361][ T3077]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.887616][ T3077]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.887883][ T3077]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.888164][ T3077]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.888446][ T3077]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.888704][ T3077]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.888960][ T3077]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.889247][ T3077]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.889504][ T3077]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.889774][ T3077]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.890053][ T3077]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.890320][ T3077]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.890573][ T3077]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.890871][ T3077]  ? move_addr_to_kernel (net/socket.c:258)
[   79.891146][ T3077]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.891413][ T3077]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.891676][ T3077]  ___sys_sendmsg (net/socket.c:2752)
[   79.891934][ T3077]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.892266][ T3077]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.892559][ T3077]  __sys_sendmsg (net/socket.c:2784)
[   79.892821][ T3077]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.893084][ T3077]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.893409][ T3077]  ? 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)
[   79.893667][ T3077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.893925][ T3077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.894195][ T3077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.894455][ T3077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.894709][ T3077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.895030][ T3077] RIP: 0033:0x7f49e0b5608e
[   79.895309][ T3077] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.896092][ T3077] RSP: 002b:00007ffef69a4b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.896454][ T3077] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f49e0b5608e
[   79.896808][ T3077] RDX: 0000000000000000 RSI: 00007ffef69a4c30 RDI: 0000000000000005
[   79.897178][ T3077] RBP: 00007ffef69a4b90 R08: 0000000000000000 R09: 0000000000000000
[   79.897538][ T3077] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   79.897892][ T3077] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef69a52f0
| [   79.969004][ T3078] ------------[ cut here ]------------
| [   79.969328][ T3078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3078
| [   79.969808][ T3078] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   79.971516][ T3078] Tainted: [W]=WARN
[   79.971789][ T3078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.972124][ T3078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.972479][ T3078] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   79.973303][ T3078] RSP: 0018:ffa0000007b3efe0 EFLAGS: 00010286
[   79.973629][ T3078] RAX: 00000000ffffffa6 RBX: ff1100000c6119c0 RCX: 1ff4000000f67dc2
[   79.974012][ T3078] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c611a70
[   79.974393][ T3078] RBP: ff11000011db2000 R08: 1fe22000018c234f R09: ff11000012205158
[   79.974749][ T3078] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   79.975142][ T3078] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   79.975528][ T3078] FS:  00007f13a6046840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   79.975948][ T3078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.976279][ T3078] CR2: 00000000083ef988 CR3: 0000000011daa002 CR4: 0000000000771ef0
[   79.976639][ T3078] PKRU: 55555554
[   79.976857][ T3078] Call Trace:
[   79.977091][ T3078]  <TASK>
[   79.977267][ T3078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.977540][ T3078]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.977808][ T3078]  notifier_call_chain (kernel/notifier.c:85)
[   79.978109][ T3078]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.978389][ T3078]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   79.978706][ T3078]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   79.978989][ T3078]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   79.979263][ T3078]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   79.979520][ T3078]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.979788][ T3078]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   79.980134][ T3078] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   79.980415][ T3078]  ? write_profile (kernel/profile.c:194)
[   79.980680][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.980953][ T3078]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   79.981313][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.981590][ T3078]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   79.981861][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.982137][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.982415][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.982683][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.982956][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.983288][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.983558][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.983833][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   79.984114][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.984393][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.984671][ T3078]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   79.984940][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.985227][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.985491][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.985764][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   79.986052][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   79.986336][ T3078]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   79.986602][ T3078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.986864][ T3078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.987154][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.987489][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   79.987757][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   79.988044][ T3078]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   79.988315][ T3078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.988588][ T3078]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.988866][ T3078]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   79.989140][ T3078]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   79.989418][ T3078]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.989687][ T3078]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.989957][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   79.990250][ T3078]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   79.990518][ T3078]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   79.990787][ T3078]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   79.991079][ T3078]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   79.991348][ T3078]  ? copy_msghdr_from_user (net/socket.c:2635)
[   79.991610][ T3078]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   79.991927][ T3078]  ? move_addr_to_kernel (net/socket.c:258)
[   79.992220][ T3078]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   79.992487][ T3078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   79.992753][ T3078]  ___sys_sendmsg (net/socket.c:2752)
[   79.993033][ T3078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   79.993363][ T3078]  ? copy_msghdr_from_user (net/socket.c:2603)
[   79.993652][ T3078]  __sys_sendmsg (net/socket.c:2784)
[   79.993919][ T3078]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   79.994196][ T3078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   79.994531][ T3078]  ? 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)
[   79.994794][ T3078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   79.995088][ T3078]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   79.995361][ T3078]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   79.995625][ T3078]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   79.995885][ T3078]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.996228][ T3078] RIP: 0033:0x7f13a628008e
[   79.996510][ T3078] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   79.997328][ T3078] RSP: 002b:00007ffd878336e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.997710][ T3078] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f13a628008e
[   79.998090][ T3078] RDX: 0000000000000000 RSI: 00007ffd87833790 RDI: 0000000000000005
[   79.998470][ T3078] RBP: 00007ffd878336f0 R08: 0000000000000000 R09: 0000000000000000
[   79.998839][ T3078] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   79.999241][ T3078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87833e50
| [   80.002947][ T3078] ------------[ cut here ]------------
| [   80.003307][ T3078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3078
| [   80.003728][ T3078] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.004585][ T3078] Tainted: [W]=WARN
[   80.004740][ T3078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.005585][ T3078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.005850][ T3078] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.006575][ T3078] RSP: 0018:ffa0000007b3f060 EFLAGS: 00010286
[   80.006847][ T3078] RAX: 00000000ffffffa6 RBX: ff1100000c610dc0 RCX: 1ff4000000f67dd2
[   80.007169][ T3078] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c610e70
[   80.007476][ T3078] RBP: ff1100000be7a000 R08: 1fe22000018c21cf R09: ff11000012205158
[   80.007772][ T3078] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   80.008107][ T3078] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007b3f100
[   80.008406][ T3078] FS:  00007f13a6046840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   80.008751][ T3078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.008990][ T3078] CR2: 00007f7b574de388 CR3: 0000000011daa003 CR4: 0000000000771ef0
[   80.009307][ T3078] PKRU: 55555554
[   80.009464][ T3078] Call Trace:
[   80.009622][ T3078]  <TASK>
[   80.009732][ T3078]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   80.009945][ T3078]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   80.010119][ T3078]  netif_close_many (net/core/dev.c:1804)
[   80.010336][ T3078]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   80.010543][ T3078]  ? __dev_close_many (net/core/dev.c:1781)
[   80.010720][ T3078]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   80.010958][ T3078]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   80.011221][ T3078]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   80.011410][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.011612][ T3078]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   80.011832][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.012019][ T3078]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   80.012199][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.012391][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.012595][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.012774][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.012979][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.013221][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.013405][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.013611][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.013818][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.014039][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.014260][ T3078]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   80.014471][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.014677][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.014876][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.015086][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.015280][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.015470][ T3078]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   80.015673][ T3078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.015842][ T3078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.016029][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.016228][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.016418][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.016606][ T3078]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   80.016807][ T3078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.017018][ T3078]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.017211][ T3078]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   80.017409][ T3078]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   80.017546][ T3078]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.017709][ T3078]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.017897][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.018105][ T3078]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   80.018294][ T3078]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   80.018441][ T3078]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   80.018595][ T3078]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   80.018733][ T3078]  ? copy_msghdr_from_user (net/socket.c:2635)
[   80.018865][ T3078]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   80.019043][ T3078]  ? move_addr_to_kernel (net/socket.c:258)
[   80.019193][ T3078]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   80.019342][ T3078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.019482][ T3078]  ___sys_sendmsg (net/socket.c:2752)
[   80.019621][ T3078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   80.019798][ T3078]  ? copy_msghdr_from_user (net/socket.c:2603)
[   80.019954][ T3078]  __sys_sendmsg (net/socket.c:2784)
[   80.020102][ T3078]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   80.020259][ T3078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   80.020430][ T3078]  ? 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)
[   80.020561][ T3078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.020693][ T3078]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.020832][ T3078]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.020966][ T3078]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.021106][ T3078]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.021274][ T3078] RIP: 0033:0x7f13a628008e
[   80.021419][ T3078] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.021885][ T3078] RSP: 002b:00007ffd878336e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.022092][ T3078] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f13a628008e
[   80.022294][ T3078] RDX: 0000000000000000 RSI: 00007ffd87833790 RDI: 0000000000000005
[   80.022490][ T3078] RBP: 00007ffd878336f0 R08: 0000000000000000 R09: 0000000000000000
[   80.022687][ T3078] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   80.022882][ T3078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87833e50
| [   80.026158][ T3078] ------------[ cut here ]------------
| [   80.026327][ T3078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3078
| [   80.026588][ T3078] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.027121][ T3078] Tainted: [W]=WARN
[   80.027223][ T3078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.027392][ T3078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.027567][ T3078] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.028034][ T3078] RSP: 0018:ffa0000007b3f190 EFLAGS: 00010286
[   80.028205][ T3078] RAX: 00000000ffffffa6 RBX: ff110000107eb3c0 RCX: 1ff4000000f67df8
[   80.028404][ T3078] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000107eb470
[   80.028599][ T3078] RBP: ff1100000be7a000 R08: 1fe22000020fd68f R09: ff11000012205158
[   80.028791][ T3078] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   80.028993][ T3078] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   80.029193][ T3078] FS:  00007f13a6046840(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   80.029443][ T3078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.029612][ T3078] CR2: 00007f7b574de388 CR3: 0000000011daa003 CR4: 0000000000771ef0
[   80.029803][ T3078] PKRU: 55555554
[   80.029901][ T3078] Call Trace:
[   80.030005][ T3078]  <TASK>
[   80.030071][ T3078]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   80.030263][ T3078]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   80.030467][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.030597][ T3078]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   80.030723][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.030849][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.030981][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.031108][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.031243][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.031388][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.031514][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.031642][ T3078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.031768][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.031894][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.032032][ T3078]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   80.032169][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.032306][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.032439][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.032574][ T3078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.032711][ T3078]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.032848][ T3078]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   80.032987][ T3078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.033123][ T3078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.033265][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.033395][ T3078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.033521][ T3078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.033653][ T3078]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   80.033778][ T3078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.033906][ T3078]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.034044][ T3078]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   80.034171][ T3078]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   80.034308][ T3078]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.034436][ T3078]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.034563][ T3078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.034693][ T3078]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   80.034819][ T3078]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   80.034947][ T3078]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   80.035077][ T3078]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   80.035214][ T3078]  ? copy_msghdr_from_user (net/socket.c:2635)
[   80.035341][ T3078]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   80.035494][ T3078]  ? move_addr_to_kernel (net/socket.c:258)
[   80.035622][ T3078]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   80.035748][ T3078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.035876][ T3078]  ___sys_sendmsg (net/socket.c:2752)
[   80.036007][ T3078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   80.036165][ T3078]  ? copy_msghdr_from_user (net/socket.c:2603)
[   80.036308][ T3078]  __sys_sendmsg (net/socket.c:2784)
[   80.036435][ T3078]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   80.036561][ T3078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   80.036721][ T3078]  ? 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)
[   80.036847][ T3078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.036980][ T3078]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.037108][ T3078]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.037238][ T3078]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.037366][ T3078]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.037524][ T3078] RIP: 0033:0x7f13a628008e
[   80.037661][ T3078] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.038114][ T3078] RSP: 002b:00007ffd878336e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.038313][ T3078] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f13a628008e
[   80.038502][ T3078] RDX: 0000000000000000 RSI: 00007ffd87833790 RDI: 0000000000000005
[   80.038698][ T3078] RBP: 00007ffd878336f0 R08: 0000000000000000 R09: 0000000000000000
[   80.038893][ T3078] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   80.039091][ T3078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87833e50
| [   80.161756][ T3083] ------------[ cut here ]------------
| [   80.162110][ T3083] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3083
| [   80.162652][ T3083] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.163706][ T3083] Tainted: [W]=WARN
[   80.163931][ T3083] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.164296][ T3083] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.164647][ T3083] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.165513][ T3083] RSP: 0018:ffa0000007bef1b0 EFLAGS: 00010286
[   80.165856][ T3083] RAX: 00000000ffffffa6 RBX: ff1100000f229b40 RCX: 1ff4000000f7ddfc
[   80.166262][ T3083] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f229bf0
[   80.166641][ T3083] RBP: ff1100001106c000 R08: 1fe2200001e4537f R09: ff1100000bde0b80
[   80.167031][ T3083] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   80.167416][ T3083] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0617200
[   80.167788][ T3083] FS:  00007f046871d840(0000) GS:ff11000077a85000(0000) knlGS:0000000000000000
[   80.168253][ T3083] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.168585][ T3083] CR2: 0000000000445f00 CR3: 0000000012917006 CR4: 0000000000771ef0
[   80.168984][ T3083] PKRU: 55555554
[   80.169211][ T3083] Call Trace:
[   80.169431][ T3083]  <TASK>
[   80.169602][ T3083]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   80.169886][ T3083]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   80.170130][ T3083]  __dev_notify_flags (net/core/dev.c:9787)
[   80.170420][ T3083]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   80.170699][ T3083]  ? netif_change_name (net/core/dev.c:1495)
[   80.171001][ T3083]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   80.171369][ T3083]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   80.171650][ T3083]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   80.171932][ T3083]  ? __dev_get_by_name (net/core/dev.c:883)
[   80.172230][ T3083]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   80.172521][ T3083]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   80.172809][ T3083]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   80.173099][ T3083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.173381][ T3083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.173651][ T3083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   80.173920][ T3083]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.174219][ T3083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.174501][ T3083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.174781][ T3083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   80.175074][ T3083]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   80.175358][ T3083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.175634][ T3083]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.175908][ T3083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.176214][ T3083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.176485][ T3083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.176765][ T3083]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   80.177052][ T3083]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.177333][ T3083]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.177618][ T3083]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   80.177893][ T3083]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   80.178190][ T3083]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.178475][ T3083]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.178747][ T3083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.179047][ T3083]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   80.179333][ T3083]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   80.179610][ T3083]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   80.179888][ T3083]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   80.180181][ T3083]  ? copy_msghdr_from_user (net/socket.c:2635)
[   80.180430][ T3083]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   80.180744][ T3083]  ? move_addr_to_kernel (net/socket.c:258)
[   80.181044][ T3083]  ___sys_sendmsg (net/socket.c:2752)
[   80.181328][ T3083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.181598][ T3083]  ? copy_msghdr_from_user (net/socket.c:2603)
[   80.181893][ T3083]  ? 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))
[   80.182199][ T3083]  __sys_sendmsg (net/socket.c:2784)
[   80.182493][ T3083]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   80.182771][ T3083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.183064][ T3083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.183345][ T3083]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.183619][ T3083]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.183889][ T3083]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.184185][ T3083]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.184518][ T3083] RIP: 0033:0x7f046895708e
[   80.184807][ T3083] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.185677][ T3083] RSP: 002b:00007fffc61d9b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.186083][ T3083] RAX: ffffffffffffffda RBX: 00007fffc61da2c8 RCX: 00007f046895708e
[   80.186483][ T3083] RDX: 0000000000000000 RSI: 00007fffc61d9be0 RDI: 0000000000000005
[   80.186865][ T3083] RBP: 00007fffc61d9b40 R08: 0000000000000000 R09: 0000000000000000
[   80.187271][ T3083] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   80.187651][ T3083] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc61da2a0
| [   80.220709][ T3084] ------------[ cut here ]------------
| [   80.220856][ T3084] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3084
| [   80.221217][ T3084] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.221798][ T3084] Tainted: [W]=WARN
[   80.221906][ T3084] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.222163][ T3084] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.222351][ T3084] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.222839][ T3084] RSP: 0018:ffa0000007bff020 EFLAGS: 00010286
[   80.223075][ T3084] RAX: 00000000ffffffa6 RBX: ff11000005e46c40 RCX: 1ff4000000f7fdca
[   80.223353][ T3084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e46cf0
[   80.223559][ T3084] RBP: ff1100001106c000 R08: 1fe2200000bc8d9f R09: ff1100000cd08b58
[   80.223773][ T3084] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   80.224057][ T3084] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   80.224272][ T3084] FS:  00007f54086e2840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   80.224523][ T3084] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.224698][ T3084] CR2: 00007f54089b21a0 CR3: 0000000012912005 CR4: 0000000000771ef0
[   80.224909][ T3084] PKRU: 55555554
[   80.225111][ T3084] Call Trace:
[   80.225221][ T3084]  <TASK>
[   80.225297][ T3084]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   80.225440][ T3084]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   80.225546][ T3084]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   80.225685][ T3084]  __dev_notify_flags (net/core/dev.c:9787)
[   80.225826][ T3084]  ? netif_change_name (net/core/dev.c:1495)
[   80.226057][ T3084]  ? __dev_change_flags (net/core/dev.c:9752)
[   80.226205][ T3084]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   80.226345][ T3084]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.226494][ T3084]  ? 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))
[   80.226636][ T3084]  netif_change_flags (net/core/dev.c:9820)
[   80.226776][ T3084]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   80.226914][ T3084]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   80.227144][ T3084]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   80.227287][ T3084]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   80.227462][ T3084]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   80.227600][ T3084]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.227737][ T3084]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   80.227873][ T3084]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   80.228114][ T3084]  ? __kernel_text_address (kernel/extable.c:79)
[   80.228259][ T3084]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.228400][ T3084]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.228562][ T3084]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   80.228771][ T3084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.228937][ T3084]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   80.229182][ T3084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.229326][ T3084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.229466][ T3084]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   80.229603][ T3084]  ? __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)
[   80.229881][ T3084]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   80.230111][ T3084]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   80.230350][ T3084]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   80.230492][ T3084]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   80.230632][ T3084]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   80.230771][ T3084]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.230912][ T3084]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.231139][ T3084]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   80.231281][ T3084]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.231420][ T3084]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.231565][ T3084]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.231704][ T3084]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.231842][ T3084]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   80.232172][ T3084]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.232321][ T3084]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   80.232459][ T3084]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   80.232598][ T3084]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.232736][ T3084]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.232873][ T3084]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.233078][ T3084]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.233224][ T3084]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.233364][ T3084]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   80.233503][ T3084]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.233645][ T3084]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.233790][ T3084]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   80.233928][ T3084]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   80.234133][ T3084]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.234275][ T3084]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.234418][ T3084]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.234650][ T3084]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   80.234789][ T3084]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   80.234933][ T3084]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   80.235134][ T3084]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   80.235367][ T3084]  ? copy_msghdr_from_user (net/socket.c:2635)
[   80.235503][ T3084]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   80.235680][ T3084]  ? move_addr_to_kernel (net/socket.c:258)
[   80.235818][ T3084]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   80.236206][ T3084]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.236350][ T3084]  ___sys_sendmsg (net/socket.c:2752)
[   80.236486][ T3084]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   80.236689][ T3084]  ? copy_msghdr_from_user (net/socket.c:2603)
[   80.236841][ T3084]  __sys_sendmsg (net/socket.c:2784)
[   80.237041][ T3084]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   80.237177][ T3084]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   80.237356][ T3084]  ? 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)
[   80.237495][ T3084]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.237729][ T3084]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.237869][ T3084]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.238112][ T3084]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.238261][ T3084]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.238525][ T3084] RIP: 0033:0x7f540891c08e
[   80.238774][ T3084] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.239447][ T3084] RSP: 002b:00007fffb7725e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.239659][ T3084] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f540891c08e
[   80.239864][ T3084] RDX: 0000000000000000 RSI: 00007fffb7725ef0 RDI: 0000000000000005
[   80.240175][ T3084] RBP: 00007fffb7725e50 R08: 0000000000000000 R09: 0000000000000000
[   80.240385][ T3084] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   80.240594][ T3084] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb77265b0
| [   80.315997][ T3090] ------------[ cut here ]------------
| [   80.316174][ T3090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3090
| [   80.316463][ T3090] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.317025][ T3090] Tainted: [W]=WARN
[   80.317130][ T3090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.317304][ T3090] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.317482][ T3090] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.317961][ T3090] RSP: 0018:ffa0000007b0f060 EFLAGS: 00010286
[   80.318728][ T3090] RAX: 00000000ffffffa6 RBX: ff1100000c5f7840 RCX: 1ff4000000f61dd2
[   80.318933][ T3090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f78f0
[   80.319145][ T3090] RBP: ff1100001106c000 R08: 1fe22000018bef1f R09: ff11000011b85158
[   80.319358][ T3090] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   80.319557][ T3090] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007b0f100
[   80.319761][ T3090] FS:  00007f50c7869840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   80.320004][ T3090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.320174][ T3090] CR2: 0000000032e1b988 CR3: 0000000012a00006 CR4: 0000000000771ef0
[   80.320381][ T3090] PKRU: 55555554
[   80.320482][ T3090] Call Trace:
[   80.320583][ T3090]  <TASK>
[   80.320654][ T3090]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   80.320793][ T3090]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   80.320902][ T3090]  netif_close_many (net/core/dev.c:1804)
[   80.321042][ T3090]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   80.321177][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.321318][ T3090]  ? __dev_close_many (net/core/dev.c:1781)
[   80.321457][ T3090]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   80.321626][ T3090]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   80.321795][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.321931][ T3090]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   80.322105][ T3090]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   80.322243][ T3090]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   80.322376][ T3090]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   80.322542][ T3090]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   80.322673][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.322808][ T3090]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   80.322943][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.323100][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.323248][ T3090]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.323385][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.323517][ T3090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.323671][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.323805][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.323940][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.324083][ T3090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.324272][ T3090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.324407][ T3090]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   80.324542][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.324673][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.324806][ T3090]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.324940][ T3090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.325085][ T3090]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.325226][ T3090]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   80.325366][ T3090]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.325497][ T3090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.325633][ T3090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.325769][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.325900][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.326046][ T3090]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   80.326182][ T3090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.326322][ T3090]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.326503][ T3090]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   80.326699][ T3090]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   80.326901][ T3090]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.327121][ T3090]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.327323][ T3090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.327530][ T3090]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   80.327718][ T3090]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   80.327857][ T3090]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   80.328010][ T3090]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   80.328146][ T3090]  ? copy_msghdr_from_user (net/socket.c:2635)
[   80.328283][ T3090]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   80.328449][ T3090]  ? move_addr_to_kernel (net/socket.c:258)
[   80.328583][ T3090]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   80.328716][ T3090]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.328855][ T3090]  ___sys_sendmsg (net/socket.c:2752)
[   80.328994][ T3090]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   80.329163][ T3090]  ? copy_msghdr_from_user (net/socket.c:2603)
[   80.329312][ T3090]  __sys_sendmsg (net/socket.c:2784)
[   80.329447][ T3090]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   80.329582][ T3090]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   80.329752][ T3090]  ? 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)
[   80.329887][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.330029][ T3090]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.330167][ T3090]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.330308][ T3090]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.330445][ T3090]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.330610][ T3090] RIP: 0033:0x7f50c7aa308e
[   80.330753][ T3090] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.331247][ T3090] RSP: 002b:00007ffcb66188e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.331453][ T3090] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f50c7aa308e
[   80.331656][ T3090] RDX: 0000000000000000 RSI: 00007ffcb6618990 RDI: 0000000000000005
[   80.331860][ T3090] RBP: 00007ffcb66188f0 R08: 0000000000000000 R09: 0000000000000000
[   80.332066][ T3090] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   80.332274][ T3090] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb6619050
| [   80.344053][ T3090] ------------[ cut here ]------------
| [   80.344243][ T3090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3090
| [   80.344516][ T3090] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.345067][ T3090] Tainted: [W]=WARN
[   80.345173][ T3090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.345360][ T3090] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.345529][ T3090] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.345996][ T3090] RSP: 0018:ffa0000007b0f190 EFLAGS: 00010286
[   80.346161][ T3090] RAX: 00000000ffffffa6 RBX: ff11000011bfec40 RCX: 1ff4000000f61df8
[   80.346363][ T3090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011bfecf0
[   80.346558][ T3090] RBP: ff1100001106c000 R08: 1fe220000237fd9f R09: ff11000011b85158
[   80.346751][ T3090] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   80.346944][ T3090] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   80.347145][ T3090] FS:  00007f50c7869840(0000) GS:ff11000077985000(0000) knlGS:0000000000000000
[   80.347381][ T3090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.347545][ T3090] CR2: 0000000032e1b988 CR3: 0000000012a00006 CR4: 0000000000771ef0
[   80.347740][ T3090] PKRU: 55555554
[   80.347837][ T3090] Call Trace:
[   80.347935][ T3090]  <TASK>
[   80.348010][ T3090]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   80.348176][ T3090]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   80.348342][ T3090]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   80.348472][ T3090]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   80.348600][ T3090]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   80.348760][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.348891][ T3090]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   80.349103][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.349236][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.349363][ T3090]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.349494][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.349622][ T3090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.349769][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.349897][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.350032][ T3090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   80.350164][ T3090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.350297][ T3090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.350430][ T3090]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   80.350564][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.350694][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.350824][ T3090]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.350952][ T3090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   80.351087][ T3090]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   80.351223][ T3090]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   80.351354][ T3090]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.351486][ T3090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.351613][ T3090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.351742][ T3090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.351870][ T3090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   80.352005][ T3090]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   80.352134][ T3090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.352266][ T3090]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.352399][ T3090]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   80.352531][ T3090]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   80.352662][ T3090]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.352792][ T3090]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.352921][ T3090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.353058][ T3090]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   80.353186][ T3090]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   80.353326][ T3090]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   80.353459][ T3090]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   80.353590][ T3090]  ? copy_msghdr_from_user (net/socket.c:2635)
[   80.353717][ T3090]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   80.353876][ T3090]  ? move_addr_to_kernel (net/socket.c:258)
[   80.354011][ T3090]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   80.354142][ T3090]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   80.354279][ T3090]  ___sys_sendmsg (net/socket.c:2752)
[   80.354408][ T3090]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   80.354571][ T3090]  ? copy_msghdr_from_user (net/socket.c:2603)
[   80.354712][ T3090]  __sys_sendmsg (net/socket.c:2784)
[   80.354839][ T3090]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   80.354967][ T3090]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   80.355134][ T3090]  ? 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)
[   80.355274][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.355407][ T3090]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.355534][ T3090]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.355663][ T3090]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.355792][ T3090]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.355950][ T3090] RIP: 0033:0x7f50c7aa308e
[   80.356093][ T3090] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.356551][ T3090] RSP: 002b:00007ffcb66188e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.356746][ T3090] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f50c7aa308e
[   80.356939][ T3090] RDX: 0000000000000000 RSI: 00007ffcb6618990 RDI: 0000000000000005
[   80.357134][ T3090] RBP: 00007ffcb66188f0 R08: 0000000000000000 R09: 0000000000000000
[   80.357333][ T3090] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   80.357533][ T3090] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb6619050
| [   80.376597][  T166] ------------[ cut here ]------------
| [   80.376842][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./166
| [   80.377301][  T166] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   80.378101][  T166] Tainted: [W]=WARN
[   80.378272][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.378476][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   80.378687][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 a8 cc f0 ff       	call   0xfffffffffff0cce4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   80.379281][  T166] RSP: 0018:ffa0000000847728 EFLAGS: 00010286
[   80.379489][  T166] RAX: 00000000ffffffa6 RBX: ff110000093a36c0 RCX: 1ff4000000108eab
[   80.379733][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093a3770
[   80.379990][  T166] RBP: ff11000011db2000 R08: 1fe22000012746ef R09: ff1100000cab2f48
[   80.380245][  T166] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   80.380490][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   80.380736][  T166] FS:  00007fd8e6b9ab80(0000) GS:ff11000077a05000(0000) knlGS:0000000000000000
[   80.381027][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.381235][  T166] CR2: 0000561b07815040 CR3: 0000000009f65001 CR4: 0000000000771ef0
[   80.381477][  T166] PKRU: 55555554
[   80.381600][  T166] Call Trace:
[   80.381721][  T166]  <TASK>
[   80.381809][  T166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   80.382093][  T166]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   80.382294][  T166]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   80.382522][  T166]  ? netdev_run_todo (net/core/dev.c:11703)
[   80.382683][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   80.382845][  T166]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   80.383079][  T166]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   80.383250][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.383411][  T166]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   80.383574][  T166] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   80.383739][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.383903][  T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   80.384172][  T166] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   80.384381][  T166] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   80.384541][  T166]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   80.384746][  T166]  bus_remove_device (drivers/base/bus.c:657)
[   80.384908][  T166]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   80.385134][  T166]  ? device_remove_file (drivers/base/core.c:3073)
[   80.385312][  T166]  device_del (drivers/base/core.c:3895)
[   80.385436][  T166]  ? __device_link_del (./include/linux/kobject.h:89)
[   80.385598][  T166]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   80.385758][  T166]  device_unregister (drivers/base/core.c:3936)
[   80.385915][  T166] del_device_store (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:244) netdevsim
[   80.386183][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   80.386350][  T166]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:57) netdevsim
[   80.386556][  T166]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   80.386713][  T166]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   80.386874][  T166]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   80.387061][  T166]  ? kernfs_ops (fs/kernfs/file.c:128)
[   80.387189][  T166]  new_sync_write (fs/read_write.c:595)
[   80.387421][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   80.387626][  T166]  ? new_sync_read (./include/linux/ioprio.h:41)
[   80.387786][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   80.387950][  T166]  ? ksys_write (fs/read_write.c:740)
[   80.388124][  T166]  vfs_write (fs/read_write.c:688)
[   80.388252][  T166]  ksys_write (fs/read_write.c:740)
[   80.388373][  T166]  ? __ia32_sys_read (fs/read_write.c:724)
[   80.388532][  T166]  ? 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)
[   80.388689][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   80.388849][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   80.389010][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   80.389169][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   80.389335][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.389530][  T166] RIP: 0033:0x7fd8e6c0c08e
[   80.389697][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.390278][  T166] RSP: 002b:00007ffe866f72d0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   80.390521][  T166] RAX: ffffffffffffffda RBX: 00007fd8e6d8e580 RCX: 00007fd8e6c0c08e
[   80.390758][  T166] RDX: 0000000000000004 RSI: 0000561b21f45270 RDI: 0000000000000001
[   80.391001][  T166] RBP: 00007ffe866f72e0 R08: 0000000000000000 R09: 0000000000000000
[   80.391245][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:__vxlan_dev_create
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_features_change:ethnl_set_features
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vxlan_netdevice_event:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:netif_close_many_and_unlock:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:unregister_netdevice_queue:nsim_destroy:__nsim_dev_port_del
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:rtnl_dellink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:nsim_init_netdevsim:nsim_create
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:rtnl_dellink:rtnetlink_rcv_msg:netlink_rcv_skb
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:vxlan_netdevice_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create