Starting Update UTMP about System Runlevel Changes...
         Starting Load/Save RF Kill Switch Status...
[  OK  ] Started Load/Save RF Kill Switch Status.
[  OK  ] Started Update UTMP about System Runlevel Changes.


Debian GNU/Linux 9 syzkaller ttyS0

syzkaller login: [   15.686346][    C1] random: crng init done
[   15.690607][    C1] random: 7 urandom warning(s) missed due to ratelimiting
Warning: Permanently added '10.128.0.33' (ECDSA) to the list of known hosts.
executing program
[   26.241507][   T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   26.331604][   T83] usb 1-1: Using ep0 maxpacket: 32
[   26.491313][   T83] usb 1-1: unable to get BOS descriptor or descriptor too short
[   26.731187][   T83] usb 1-1: New USB device found, idVendor=06e1, idProduct=0709, bcdDevice= 2.04
[   26.740272][   T83] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   26.748309][   T83] usb 1-1: Product: syz
[   26.752539][   T83] usb 1-1: Manufacturer: syz
[   26.757111][   T83] usb 1-1: SerialNumber: syz
[   26.763937][   T83] usb 1-1: config 0 descriptor??
[   26.802973][   T83] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN
[   26.814034][   T83] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
[   26.822420][   T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.7.0-rc1-syzkaller #0
[   26.830551][   T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   26.840591][   T83] Workqueue: usb_hub_wq hub_event
[   26.845604][   T83] RIP: 0010:go7007_usb_probe+0x4ba/0x1d49
[   26.851299][   T83] Code: c1 ee 03 80 3c 0e 00 0f 85 59 16 00 00 4c 8b a2 e8 05 00 00 48 b9 00 00 00 00 00 fc ff df 49 8d 7c 24 03 48 89 fe 48 c1 ee 03 <0f> b6 0c 0e 48 89 fe 83 e6 07 40 38 f1 7f 08 84 c9 0f 85 11 16 00
[   26.870881][   T83] RSP: 0018:ffff8881d8b17110 EFLAGS: 00010246
[   26.876915][   T83] RAX: ffff8881d5259000 RBX: ffff8881cd01a000 RCX: dffffc0000000000
[   26.884869][   T83] RDX: ffff8881cd019000 RSI: 0000000000000000 RDI: 0000000000000003
[   26.892821][   T83] RBP: ffff8881cd914000 R08: 0000000000000001 R09: fffffbfff126c8d6
[   26.900813][   T83] R10: ffffffff893646af R11: fffffbfff126c8d5 R12: 0000000000000000
[   26.908799][   T83] R13: ffff8881cd0190a0 R14: ffff8881cfeac700 R15: ffffffff86788100
[   26.916750][   T83] FS:  0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000
[   26.925666][   T83] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.932222][   T83] CR2: 000055bb2db48160 CR3: 00000001c5b6d000 CR4: 00000000001406e0
[   26.940168][   T83] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   26.948110][   T83] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   26.956049][   T83] Call Trace:
[   26.959313][   T83]  ? lockdep_hardirqs_on+0x3c7/0x5d0
[   26.964567][   T83]  ? go7007_usb_interface_reset+0x550/0x550
[   26.970430][   T83]  ? rpm_callback+0x230/0x230
[   26.975090][   T83]  ? lockdep_hardirqs_on+0x3c7/0x5d0
[   26.980341][   T83]  ? __pm_runtime_resume+0x111/0x180
[   26.985608][   T83]  usb_probe_interface+0x310/0x800
[   26.990700][   T83]  ? usb_probe_device+0x230/0x230
[   26.995704][   T83]  really_probe+0x290/0xac0
[   27.000186][   T83]  driver_probe_device+0x223/0x350
[   27.005267][   T83]  __device_attach_driver+0x1d1/0x290
[   27.010606][   T83]  ? driver_allows_async_probing+0x160/0x160
[   27.016566][   T83]  bus_for_each_drv+0x162/0x1e0
[   27.021387][   T83]  ? bus_rescan_devices+0x20/0x20
[   27.026384][   T83]  ? _raw_spin_unlock_irqrestore+0x39/0x40
[   27.032158][   T83]  ? lockdep_hardirqs_on+0x3c7/0x5d0
[   27.037424][   T83]  __device_attach+0x21a/0x390
[   27.042158][   T83]  ? device_bind_driver+0xd0/0xd0
[   27.047158][   T83]  bus_probe_device+0x1e4/0x290
[   27.051991][   T83]  device_add+0x1367/0x1c20
[   27.056527][   T83]  ? wait_for_completion+0x280/0x280
[   27.061790][   T83]  ? device_link_remove+0x110/0x110
[   27.066997][   T83]  ? _raw_spin_unlock_irqrestore+0x39/0x40
[   27.072784][   T83]  usb_set_configuration+0xed4/0x1850
[   27.078127][   T83]  usb_generic_driver_probe+0x9d/0xe0
[   27.083470][   T83]  usb_probe_device+0xd9/0x230
[   27.088201][   T83]  ? usb_suspend+0x600/0x600
[   27.092824][   T83]  really_probe+0x290/0xac0
[   27.097298][   T83]  driver_probe_device+0x223/0x350
[   27.102379][   T83]  __device_attach_driver+0x1d1/0x290
[   27.107720][   T83]  ? driver_allows_async_probing+0x160/0x160
[   27.113681][   T83]  bus_for_each_drv+0x162/0x1e0
[   27.118500][   T83]  ? bus_rescan_devices+0x20/0x20
[   27.123494][   T83]  ? _raw_spin_unlock_irqrestore+0x39/0x40
[   27.129269][   T83]  ? lockdep_hardirqs_on+0x3c7/0x5d0
[   27.134523][   T83]  __device_attach+0x21a/0x390
[   27.139254][   T83]  ? device_bind_driver+0xd0/0xd0
[   27.144258][   T83]  bus_probe_device+0x1e4/0x290
[   27.149075][   T83]  device_add+0x1367/0x1c20
[   27.153562][   T83]  ? device_link_remove+0x110/0x110
[   27.158740][   T83]  usb_new_device.cold+0x552/0xf6e
[   27.163831][   T83]  ? hub_disconnect+0x4a0/0x4a0
[   27.168658][   T83]  ? mark_held_locks+0x9f/0xe0
[   27.173392][   T83]  ? _raw_spin_unlock_irq+0x1f/0x30
[   27.178558][   T83]  hub_event+0x226d/0x43c0
[   27.182945][   T83]  ? hub_port_debounce+0x350/0x350
[   27.188026][   T83]  ? umh_clean_and_save_pid+0x1/0xd0
[   27.193281][   T83]  ? rcu_read_lock_sched_held+0x9c/0xd0
[   27.198794][   T83]  ? rcu_read_lock_bh_held+0xb0/0xb0
[   27.204046][   T83]  ? _raw_spin_unlock_irq+0x1f/0x30
[   27.209218][   T83]  process_one_work+0x965/0x1630
[   27.214126][   T83]  ? lock_release+0x720/0x720
[   27.218773][   T83]  ? pwq_dec_nr_in_flight+0x310/0x310
[   27.224123][   T83]  ? rwlock_bug.part.0+0x90/0x90
[   27.229029][   T83]  worker_thread+0x96/0xe20
[   27.233501][   T83]  ? process_one_work+0x1630/0x1630
[   27.238667][   T83]  kthread+0x326/0x430
[   27.242704][   T83]  ? kthread_create_on_node+0xf0/0xf0
[   27.248043][   T83]  ret_from_fork+0x24/0x30
[   27.252424][   T83] Modules