======================================
| xx__-> [    8.714356][  T128] ------------[ cut here ]------------
| [    8.714623][  T128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: rt-addr.sh/128
| [    8.715000][  T128] Modules linked in: netdevsim
| [    8.715615][  T128] Tainted: [W]=WARN
[    8.715756][  T128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.715964][  T128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.716179][  T128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.716780][  T128] RSP: 0018:ffa0000000677500 EFLAGS: 00010286
[    8.717041][  T128] RAX: 00000000ffffffa6 RBX: ff110000092539c0 RCX: 1ff40000000cee66
[    8.717290][  T128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009253a70
[    8.717534][  T128] RBP: ff1100000941a000 R08: 1fe220000124a74f R09: ff1100000c75af48
[    8.717804][  T128] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.718078][  T128] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000941a000
[    8.718327][  T128] FS:  00007f112112d740(0000) GS:ff110000acdbb000(0000) knlGS:0000000000000000
[    8.718621][  T128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.718835][  T128] CR2: 000055f3b8388328 CR3: 000000000c246002 CR4: 0000000000771ef0
[    8.719083][  T128] PKRU: 55555554
[    8.719209][  T128] Call Trace:
[    8.719338][  T128]  <TASK>
[    8.719424][  T128]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.719597][  T128]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.719729][  T128]  register_netdevice (net/core/dev.c:11488)
[    8.719897][  T128]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.720100][  T128]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[    8.720274][  T128] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[    8.720485][  T128] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[    8.720663][  T128] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[    8.720868][  T128]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    8.721035][  T128]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[    8.721241][  T128]  ? 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))
[    8.721408][  T128]  ? static_obj (kernel/locking/lockdep.c:858)
[    8.721533][  T128]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.721712][  T128]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[    8.721919][  T128] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[    8.722088][  T128]  call_driver_probe (drivers/base/dd.c:629)
[    8.722255][  T128]  really_probe (drivers/base/dd.c:709)
[    8.722426][  T128]  ? driver_probe_device (drivers/base/dd.c:135)
[    8.722595][  T128]  __driver_probe_device (drivers/base/dd.c:871)
[    8.722767][  T128]  driver_probe_device (drivers/base/dd.c:901)
[    8.722932][  T128]  __device_attach_driver (drivers/base/dd.c:1029)
[    8.723098][  T128]  bus_for_each_drv (drivers/base/bus.c:500)
[    8.723266][  T128]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[    8.723436][  T128]  __device_attach (drivers/base/dd.c:1101)
[    8.723604][  T128]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.723994][  T128]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[    8.724201][  T128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.724369][  T128]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[    8.724536][  T128]  device_initial_probe (drivers/base/dd.c:1156)
[    8.724712][  T128]  bus_probe_device (drivers/base/bus.c:613)
[    8.724877][  T128]  device_add (drivers/base/core.c:3706)
[    8.725041][  T128]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[    8.725245][  T128]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[    8.725539][  T128]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[    8.725718][  T128] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[    8.726047][  T128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.726211][  T128]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[    8.726673][  T128]  ? 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))
[    8.726839][  T128]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    8.727004][  T128]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    8.727167][  T128]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    8.727578][  T128]  ? kernfs_ops (fs/kernfs/file.c:128)
[    8.727710][  T128]  new_sync_write (fs/read_write.c:595)
[    8.727876][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.728040][  T128]  ? new_sync_read (./include/linux/ioprio.h:41)
[    8.728448][  T128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.728621][  T128]  ? ksys_write (fs/read_write.c:740)
[    8.728796][  T128]  vfs_write (fs/read_write.c:688)
[    8.729045][  T128]  ksys_write (fs/read_write.c:740)
[    8.729173][  T128]  ? __ia32_sys_read (fs/read_write.c:724)
[    8.729341][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.729506][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.729684][  T128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.730087][  T128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.730255][  T128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.730423][  T128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.730808][  T128] RIP: 0033:0x7f11211a008e
[    8.731109][  T128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.732135][  T128] RSP: 002b:00007ffedd555850 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    8.732390][  T128] RAX: ffffffffffffffda RBX: 00007f1121322580 RCX: 00007f11211a008e
[    8.732775][  T128] RDX: 0000000000000007 RSI: 000055f3b8387320 RDI: 0000000000000001
[    8.733273][  T128] RBP: 00007ffedd555860 R08: 0000000000000000 R09: 0000000000000000
[    8.733519][  T128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007
[    8.733777][  T128] R13: 0000000000000007 R14: 000055f3b8387320 R15: 0000000000000000
| [    8.938530][  T140] ------------[ cut here ]------------
| [    8.938824][  T140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/140
| [    8.939182][  T140] Modules linked in: netdevsim
| [    8.939920][  T140] Tainted: [W]=WARN
[    8.940156][  T140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.940398][  T140] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.940637][  T140] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.941169][  T140] RSP: 0018:ffa0000000697038 EFLAGS: 00010286
[    8.941456][  T140] RAX: 00000000ffffffa6 RBX: ff1100000d595540 RCX: 1ff40000000d2dcd
[    8.941724][  T140] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5955f0
[    8.941972][  T140] RBP: ff1100000941a000 R08: 1fe2200001ab2abf R09: ff1100000c08d180
[    8.942216][  T140] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    8.942471][  T140] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    8.942741][  T140] FS:  00007f22471c1840(0000) GS:ff110000acebb000(0000) knlGS:0000000000000000
[    8.943021][  T140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.943238][  T140] CR2: 00007f22474911a0 CR3: 000000000518d002 CR4: 0000000000771ef0
[    8.943490][  T140] PKRU: 55555554
[    8.943648][  T140] Call Trace:
[    8.943858][  T140]  <TASK>
[    8.943978][  T140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.944161][  T140]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.944353][  T140]  notifier_call_chain (kernel/notifier.c:85)
[    8.944541][  T140]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    8.944750][  T140]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[    8.944967][  T140]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.945151][  T140]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    8.945351][  T140]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    8.945536][  T140]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.945741][  T140]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.945959][  T140]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.946143][  T140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.946336][  T140]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.946519][  T140]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.946740][  T140]  ? __kernel_text_address (kernel/extable.c:79)
[    8.946925][  T140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.947124][  T140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.947312][  T140]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.947496][  T140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.947698][  T140]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.947880][  T140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.948061][  T140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.948244][  T140]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.948438][  T140]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.948629][  T140]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.948827][  T140]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.949011][  T140]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.949191][  T140]  ? nla_get_range_signed (lib/nlattr.c:270)
[    8.949384][  T140]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.949576][  T140]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.949774][  T140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.949959][  T140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.950165][  T140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.950354][  T140]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.950536][  T140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.950741][  T140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.950920][  T140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.951101][  T140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.951285][  T140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.951473][  T140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.951676][  T140]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.951859][  T140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.952039][  T140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.952220][  T140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.952412][  T140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.952598][  T140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.952799][  T140]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.952983][  T140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.953165][  T140]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.953358][  T140]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.953539][  T140]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.953741][  T140]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.953925][  T140]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.954106][  T140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.954292][  T140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.954476][  T140]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.954677][  T140]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.954863][  T140]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.955047][  T140]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.955227][  T140]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.955445][  T140]  ? move_addr_to_kernel (net/socket.c:258)
[    8.955641][  T140]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.955837][  T140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.956049][  T140]  ___sys_sendmsg (net/socket.c:2752)
[    8.956230][  T140]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.956449][  T140]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.956665][  T140]  __sys_sendmsg (net/socket.c:2784)
[    8.956856][  T140]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.957039][  T140]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.957256][  T140]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.957446][  T140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.957636][  T140]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.957834][  T140]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.958016][  T140]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.958200][  T140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.958420][  T140] RIP: 0033:0x7f22473fb08e
[    8.958621][  T140] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.959148][  T140] RSP: 002b:00007ffd7cef11b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.959405][  T140] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f22473fb08e
[    8.959676][  T140] RDX: 0000000000000000 RSI: 00007ffd7cef1260 RDI: 0000000000000003
[    8.959923][  T140] RBP: 00007ffd7cef11c0 R08: 0000000000000000 R09: 0000000000000000
[    8.960171][  T140] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb3c
[    8.960425][  T140] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7cef1920
| [    8.989962][  T141] ------------[ cut here ]------------
| [    8.990156][  T141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/141
| [    8.990458][  T141] Modules linked in: netdevsim
| [    8.990991][  T141] Tainted: [W]=WARN
[    8.991143][  T141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.991369][  T141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.991600][  T141] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.992231][  T141] RSP: 0018:ffa0000000697020 EFLAGS: 00010286
[    8.992546][  T141] RAX: 00000000ffffffa6 RBX: ff1100000d5a1b40 RCX: 1ff40000000d2dca
[    8.992884][  T141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5a1bf0
[    8.993185][  T141] RBP: ff1100000941a000 R08: 1fe2200001ab437f R09: ff1100000c095180
[    8.993495][  T141] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.993818][  T141] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.994121][  T141] FS:  00007fc2a7500840(0000) GS:ff110000acebb000(0000) knlGS:0000000000000000
[    8.994469][  T141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.994808][  T141] CR2: 00007fc2a77d01a0 CR3: 000000000518d004 CR4: 0000000000771ef0
[    8.995136][  T141] PKRU: 55555554
[    8.995364][  T141] Call Trace:
[    8.995535][  T141]  <TASK>
[    8.995673][  T141]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[    8.995857][  T141]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.996043][  T141]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.996195][  T141]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.996386][  T141]  __dev_notify_flags (net/core/dev.c:9787)
[    8.996578][  T141]  ? netif_change_name (net/core/dev.c:1495)
[    8.996772][  T141]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.996958][  T141]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    8.997139][  T141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.997332][  T141]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.997517][  T141]  netif_change_flags (net/core/dev.c:9820)
[    8.997724][  T141]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.997909][  T141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.998094][  T141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.998315][  T141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.998498][  T141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.998702][  T141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.998885][  T141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.999067][  T141]  ? __kernel_text_address (kernel/extable.c:79)
[    8.999252][  T141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.999449][  T141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.999640][  T141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.999835][  T141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.000018][  T141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.000201][  T141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.000388][  T141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.000578][  T141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.000776][  T141]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.000957][  T141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.001141][  T141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.001331][  T141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.001540][  T141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.001750][  T141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.001936][  T141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.002116][  T141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.002307][  T141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.002488][  T141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.002693][  T141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.002879][  T141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.003061][  T141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.003245][  T141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.003434][  T141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.003627][  T141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.003827][  T141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.004010][  T141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.004193][  T141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.004383][  T141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.004575][  T141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.004770][  T141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.004958][  T141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.005143][  T141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.005337][  T141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.005525][  T141]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.005729][  T141]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.005914][  T141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.006100][  T141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.006284][  T141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.006474][  T141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.006678][  T141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.006863][  T141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.007049][  T141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.007235][  T141]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.007421][  T141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.007644][  T141]  ? move_addr_to_kernel (net/socket.c:258)
[    9.007842][  T141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.008028][  T141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.008213][  T141]  ___sys_sendmsg (net/socket.c:2752)
[    9.008405][  T141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.008629][  T141]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.008839][  T141]  __sys_sendmsg (net/socket.c:2784)
[    9.009023][  T141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.009205][  T141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.009437][  T141]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.009629][  T141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.009830][  T141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.010015][  T141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.010199][  T141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.010390][  T141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.010615][  T141] RIP: 0033:0x7fc2a773a08e
[    9.010815][  T141] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.011339][  T141] RSP: 002b:00007fff63e173e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.011598][  T141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc2a773a08e
[    9.011858][  T141] RDX: 0000000000000000 RSI: 00007fff63e17490 RDI: 0000000000000003
[    9.012108][  T141] RBP: 00007fff63e173f0 R08: 0000000000000000 R09: 0000000000000000
[    9.012360][  T141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb3c
[    9.012615][  T141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63e17b50
| [    9.159394][  T128] ------------[ cut here ]------------
| [    9.159646][  T128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: rt-addr.sh/128
| [    9.160081][  T128] Modules linked in: netdevsim
| [    9.160776][  T128] Tainted: [W]=WARN
[    9.160905][  T128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.161112][  T128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.161436][  T128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.162130][  T128] RSP: 0018:ffa00000006775a8 EFLAGS: 00010286
[    9.162344][  T128] RAX: 00000000ffffffa6 RBX: ff1100000d5236c0 RCX: 1ff40000000cee7b
[    9.162593][  T128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d523770
[    9.162876][  T128] RBP: ff1100000941a000 R08: 1fe2200001aa46ef R09: ff1100000c75af70
[    9.163127][  T128] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[    9.163400][  T128] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000677698
[    9.163645][  T128] FS:  00007f112112d740(0000) GS:ff110000acf3b000(0000) knlGS:0000000000000000
[    9.163980][  T128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.164220][  T128] CR2: 000055f3964148e0 CR3: 000000000c246006 CR4: 0000000000771ef0
[    9.164469][  T128] PKRU: 55555554
[    9.164597][  T128] Call Trace:
[    9.164726][  T128]  <TASK>
[    9.164811][  T128]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.164976][  T128]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.165100][  T128]  netif_close_many (net/core/dev.c:1804)
[    9.165262][  T128]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.165428][  T128]  ? __dev_close_many (net/core/dev.c:1781)
[    9.165595][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.165767][  T128]  netif_close_many_and_unlock (net/core/dev.c:12330)
[    9.165940][  T128]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[    9.166146][  T128]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[    9.166370][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.166544][  T128]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.166729][  T128]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.166907][  T128]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.167082][  T128]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[    9.167300][  T128]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[    9.167470][  T128]  ? netdev_run_todo (net/core/dev.c:11703)
[    9.167648][  T128]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.167862][  T128]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[    9.168041][  T128]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[    9.168209][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.168381][  T128]  ? unregister_netdevice_many (net/core/dev.c:12497)
[    9.168558][  T128] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[    9.168734][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.168903][  T128] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[    9.169111][  T128] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[    9.169323][  T128] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[    9.169489][  T128]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[    9.169710][  T128]  bus_remove_device (drivers/base/bus.c:657)
[    9.169874][  T128]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[    9.170036][  T128]  ? device_remove_file (drivers/base/core.c:3073)
[    9.170204][  T128]  device_del (drivers/base/core.c:3895)
[    9.170337][  T128]  ? __device_link_del (./include/linux/kobject.h:89)
[    9.170505][  T128]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    9.170684][  T128]  device_unregister (drivers/base/core.c:3936)
[    9.170850][  T128] del_device_store (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:244) netdevsim
[    9.171059][  T128]  ? 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))
[    9.171225][  T128]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:57) netdevsim
[    9.171438][  T128]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    9.171607][  T128]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[    9.171777][  T128]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    9.171945][  T128]  ? kernfs_ops (fs/kernfs/file.c:128)
[    9.172069][  T128]  new_sync_write (fs/read_write.c:595)
[    9.172236][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.172402][  T128]  ? new_sync_read (./include/linux/ioprio.h:41)
[    9.172571][  T128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.172742][  T128]  ? ksys_write (fs/read_write.c:740)
[    9.172911][  T128]  vfs_write (fs/read_write.c:688)
[    9.173038][  T128]  ksys_write (fs/read_write.c:740)
[    9.173164][  T128]  ? __ia32_sys_read (fs/read_write.c:724)
[    9.173334][  T128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.173499][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.173673][  T128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.173842][  T128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.174007][  T128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.174171][  T128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.174380][  T128] RIP: 0033:0x7f11211a008e
[    9.174574][  T128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.175191][  T128] RSP: 002b:00007ffedd555db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    9.175441][  T128] RAX: ffffffffffffffda RBX: 00007f1121322580 RCX: 00007f11211a008e
[    9.175699][  T128] RDX: 0000000000000005 RSI: 000055f3b8387320 RDI: 0000000000000001
[    9.175944][  T128] RBP: 00007ffedd555dc0 R08: 0000000000000000 R09: 0000000000000000
[    9.176190][  T128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[    9.176439][  T128] R13: 0000000000000005 R14: 000055f3b8387320 R15: 0000000000000000
| [    9.200992][  T128] ------------[ cut here ]------------
| [    9.201339][  T128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: rt-addr.sh/128
| [    9.201841][  T128] Modules linked in: netdevsim
| [    9.202567][  T128] Tainted: [W]=WARN
[    9.202750][  T128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.202999][  T128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.203257][  T128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.203886][  T128] RSP: 0018:ffa0000000677728 EFLAGS: 00010286
[    9.204134][  T128] RAX: 00000000ffffffa6 RBX: ff1100000d5a0340 RCX: 1ff40000000ceeab
[    9.204430][  T128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5a03f0
[    9.204733][  T128] RBP: ff1100000941a000 R08: 1fe2200001ab407f R09: ff1100000c75af48
[    9.205020][  T128] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.205309][  T128] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.205605][  T128] FS:  00007f112112d740(0000) GS:ff110000acebb000(0000) knlGS:0000000000000000
[    9.205947][  T128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.206193][  T128] CR2: 00007f3fd7d7eef8 CR3: 000000000c246004 CR4: 0000000000771ef0
[    9.206488][  T128] PKRU: 55555554
[    9.206680][  T128] Call Trace:
[    9.206852][  T128]  <TASK>
[    9.206986][  T128]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    9.207237][  T128]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[    9.207487][  T128]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[    9.207717][  T128]  ? netdev_run_todo (net/core/dev.c:11703)
[    9.207938][  T128]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.208145][  T128]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[    9.208360][  T128]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[    9.208596][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.208821][  T128]  ? unregister_netdevice_many (net/core/dev.c:12497)
[    9.209031][  T128] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[    9.209240][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.209458][  T128] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[    9.209729][  T128] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[    9.209977][  T128] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[    9.210185][  T128]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[    9.210439][  T128]  bus_remove_device (drivers/base/bus.c:657)
[    9.210673][  T128]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[    9.210878][  T128]  ? device_remove_file (drivers/base/core.c:3073)
[    9.211091][  T128]  device_del (drivers/base/core.c:3895)
[    9.211264][  T128]  ? __device_link_del (./include/linux/kobject.h:89)
[    9.211479][  T128]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    9.211710][  T128]  device_unregister (drivers/base/core.c:3936)
[    9.211916][  T128] del_device_store (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:244) netdevsim
[    9.212163][  T128]  ? 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))
[    9.212395][  T128]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:57) netdevsim
[    9.212668][  T128]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    9.212875][  T128]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[    9.213081][  T128]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    9.213289][  T128]  ? kernfs_ops (fs/kernfs/file.c:128)
[    9.213459][  T128]  new_sync_write (fs/read_write.c:595)
[    9.213692][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.213900][  T128]  ? new_sync_read (./include/linux/ioprio.h:41)
[    9.214108][  T128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.214359][  T128]  ? ksys_write (fs/read_write.c:740)
[    9.214578][  T128]  vfs_write (fs/read_write.c:688)
[    9.214764][  T128]  ksys_write (fs/read_write.c:740)
[    9.214933][  T128]  ? __ia32_sys_read (fs/read_write.c:724)
[    9.215136][  T128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.215353][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.215567][  T128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.215784][  T128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.215994][  T128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.216200][  T128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.216451][  T128] RIP: 0033:0x7f11211a008e
[    9.216687][  T128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.217280][  T128] RSP: 002b:00007ffedd555db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    9.217575][  T128] RAX: ffffffffffffffda RBX: 00007f1121322580 RCX: 00007f11211a008e
[    9.217869][  T128] RDX: 0000000000000005 RSI: 000055f3b8387320 RDI: 0000000000000001
[    9.218150][  T128] RBP: 00007ffedd555dc0 R08: 0000000000000000 R09: 0000000000000000
[    9.218437][  T128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005


Finger prints:
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:netif_change_name:rtnl_newlink
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:rtmsg_ifinfo:register_netdevice:nsim_init_netdevsim:nsim_create