[info] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[   15.167111][ T1697] random: sshd: uninitialized urandom read (32 bytes read)
[?25l[?1c7[ ok 8[?25h[?0c.
[   15.269542][    C1] random: crng init done

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.0.254' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   74.383296][   T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   74.623263][   T21] usb 1-1: Using ep0 maxpacket: 8
[   74.743343][   T21] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xD has invalid maxpacket 175, setting to 64
[   74.993336][   T21] usb 1-1: string descriptor 0 read error: -22
[   74.999567][   T21] usb 1-1: New USB device found, idVendor=1199, idProduct=9019, bcdDevice=a7.5b
[   75.008684][   T21] usb 1-1: New USB device strings: Mfr=255, Product=6, SerialNumber=0
[   75.018088][   T21] usb 1-1: config 0 descriptor??
[   75.064436][   T21] ==================================================================
[   75.072603][   T21] BUG: KASAN: global-out-of-bounds in qmi_wwan_probe+0x342/0x360
[   75.080317][   T21] Read of size 8 at addr ffffffff8618c180 by task kworker/1:1/21
[   75.088022][   T21] 
[   75.090390][   T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13
[   75.097834][   T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.107932][   T21] Workqueue: usb_hub_wq hub_event
[   75.112954][   T21] Call Trace:
[   75.116230][   T21]  dump_stack+0xca/0x13e
[   75.120458][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.125419][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.130267][   T21]  print_address_description+0x67/0x231
[   75.135825][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.140703][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.145547][   T21]  __kasan_report.cold+0x1a/0x32
[   75.150527][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.155368][   T21]  kasan_report+0xe/0x20
[   75.159590][   T21]  qmi_wwan_probe+0x342/0x360
[   75.164373][   T21]  usb_probe_interface+0x305/0x7a0
[   75.169480][   T21]  ? usb_probe_device+0x100/0x100
[   75.174495][   T21]  really_probe+0x281/0x660
[   75.179027][   T21]  driver_probe_device+0x104/0x210
[   75.184137][   T21]  __device_attach_driver+0x1c2/0x220
[   75.189503][   T21]  ? driver_allows_async_probing+0x160/0x160
[   75.195474][   T21]  bus_for_each_drv+0x15c/0x1e0
[   75.200362][   T21]  ? bus_rescan_devices+0x20/0x20
[   75.205433][   T21]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[   75.211237][   T21]  ? lockdep_hardirqs_on+0x379/0x580
[   75.216511][   T21]  __device_attach+0x217/0x360
[   75.221284][   T21]  ? device_bind_driver+0xd0/0xd0
[   75.226298][   T21]  ? kobject_uevent_env+0x29e/0x1150
[   75.231569][   T21]  ? kobject_uevent_env+0x2a8/0x1150
[   75.236842][   T21]  bus_probe_device+0x1e4/0x290
[   75.241680][   T21]  ? blocking_notifier_call_chain+0x54/0xa0
[   75.247605][   T21]  device_add+0xae6/0x16f0
[   75.252016][   T21]  ? uevent_store+0x50/0x50
[   75.256508][   T21]  usb_set_configuration+0xdf6/0x1670
[   75.261907][   T21]  generic_probe+0x9d/0xd5
[   75.266436][   T21]  usb_probe_device+0x99/0x100
[   75.271206][   T21]  ? usb_suspend+0x620/0x620
[   75.275828][   T21]  really_probe+0x281/0x660
[   75.280343][   T21]  driver_probe_device+0x104/0x210
[   75.285443][   T21]  __device_attach_driver+0x1c2/0x220
[   75.290795][   T21]  ? driver_allows_async_probing+0x160/0x160
[   75.296795][   T21]  bus_for_each_drv+0x15c/0x1e0
[   75.301675][   T21]  ? bus_rescan_devices+0x20/0x20
[   75.306798][   T21]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[   75.312604][   T21]  ? lockdep_hardirqs_on+0x379/0x580
[   75.317886][   T21]  __device_attach+0x217/0x360
[   75.322646][   T21]  ? device_bind_driver+0xd0/0xd0
[   75.327658][   T21]  ? kobject_uevent_env+0x29e/0x1150
[   75.333338][   T21]  ? kobject_uevent_env+0x2a8/0x1150
[   75.338614][   T21]  bus_probe_device+0x1e4/0x290
[   75.343455][   T21]  ? blocking_notifier_call_chain+0x54/0xa0
[   75.349339][   T21]  device_add+0xae6/0x16f0
[   75.353743][   T21]  ? uevent_store+0x50/0x50
[   75.358284][   T21]  usb_new_device.cold+0x8c1/0x1016
[   75.363580][   T21]  ? usb_port_suspend+0xa40/0xa40
[   75.368646][   T21]  ? mark_held_locks+0x9f/0xe0
[   75.373618][   T21]  ? _raw_spin_unlock_irq+0x24/0x30
[   75.378797][   T21]  hub_event+0x1ada/0x3590
[   75.383439][   T21]  ? hub_port_debounce+0x260/0x260
[   75.388569][   T21]  process_one_work+0x905/0x1570
[   75.393495][   T21]  ? pwq_dec_nr_in_flight+0x310/0x310
[   75.398850][   T21]  ? do_raw_spin_lock+0x11a/0x280
[   75.403881][   T21]  worker_thread+0x96/0xe20
[   75.408419][   T21]  ? process_one_work+0x1570/0x1570
[   75.413614][   T21]  kthread+0x30b/0x410
[   75.417710][   T21]  ? kthread_park+0x1a0/0x1a0
[   75.422435][   T21]  ret_from_fork+0x24/0x30
[   75.426834][   T21] 
[   75.429187][   T21] The buggy address belongs to the variable:
[   75.435241][   T21]  products+0x2f40/0x2fa0
[   75.439545][   T21] 
[   75.441849][   T21] Memory state around the buggy address:
[   75.447457][   T21]  ffffffff8618c080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   75.455500][   T21]  ffffffff8618c100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   75.463618][   T21] >ffffffff8618c180: fa fa fa fa 00 00 fa fa fa fa fa fa 00 00 00 00
[   75.471703][   T21]                    ^
[   75.475766][   T21]  ffffffff8618c200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fa fa
[   75.483830][   T21]  ffffffff8618c280: fa fa fa fa 00 00 00 00 00 00 00 00 00 00 00 00
[   75.491894][   T21] ==================================================================
[   75.499951][   T21] Disabling lock debugging due to kernel taint
[   75.506266][   T21] Kernel panic - not syncing: panic_on_warn set ...
[   75.513002][   T21] CPU: 1 PID: 21 Comm: kworker/1:1 Tainted: G    B             5.2.0-rc6+ #13
[   75.521843][   T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.532959][   T21] Workqueue: usb_hub_wq hub_event
[   75.537980][   T21] Call Trace:
[   75.541265][   T21]  dump_stack+0xca/0x13e
[   75.545497][   T21]  panic+0x292/0x6c9
[   75.549380][   T21]  ? __warn_printk+0xf3/0xf3
[   75.554063][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.558901][   T21]  ? trace_hardirqs_on+0x55/0x1c0
[   75.563998][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.568834][   T21]  end_report+0x43/0x49
[   75.572982][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.577815][   T21]  __kasan_report.cold+0xd/0x32
[   75.582653][   T21]  ? qmi_wwan_probe+0x342/0x360
[   75.587489][   T21]  kasan_report+0xe/0x20
[   75.591766][   T21]  qmi_wwan_probe+0x342/0x360
[   75.596433][   T21]  usb_probe_interface+0x305/0x7a0
[   75.601530][   T21]  ? usb_probe_device+0x100/0x100
[   75.606540][   T21]  really_probe+0x281/0x660
[   75.611026][   T21]  driver_probe_device+0x104/0x210
[   75.616161][   T21]  __device_attach_driver+0x1c2/0x220
[   75.621518][   T21]  ? driver_allows_async_probing+0x160/0x160
[   75.627608][   T21]  bus_for_each_drv+0x15c/0x1e0
[   75.632456][   T21]  ? bus_rescan_devices+0x20/0x20
[   75.637505][   T21]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[   75.643520][   T21]  ? lockdep_hardirqs_on+0x379/0x580
[   75.648920][   T21]  __device_attach+0x217/0x360
[   75.653679][   T21]  ? device_bind_driver+0xd0/0xd0
[   75.658692][   T21]  ? kobject_uevent_env+0x29e/0x1150
[   75.663961][   T21]  ? kobject_uevent_env+0x2a8/0x1150
[   75.669234][   T21]  bus_probe_device+0x1e4/0x290
[   75.674071][   T21]  ? blocking_notifier_call_chain+0x54/0xa0
[   75.679945][   T21]  device_add+0xae6/0x16f0
[   75.684343][   T21]  ? uevent_store+0x50/0x50
[   75.688874][   T21]  usb_set_configuration+0xdf6/0x1670
[   75.694236][   T21]  generic_probe+0x9d/0xd5
[   75.698695][   T21]  usb_probe_device+0x99/0x100
[   75.703444][   T21]  ? usb_suspend+0x620/0x620
[   75.708015][   T21]  really_probe+0x281/0x660
[   75.712607][   T21]  driver_probe_device+0x104/0x210
[   75.717707][   T21]  __device_attach_driver+0x1c2/0x220
[   75.723189][   T21]  ? driver_allows_async_probing+0x160/0x160
[   75.729184][   T21]  bus_for_each_drv+0x15c/0x1e0
[   75.734058][   T21]  ? bus_rescan_devices+0x20/0x20
[   75.739106][   T21]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[   75.744934][   T21]  ? lockdep_hardirqs_on+0x379/0x580
[   75.750259][   T21]  __device_attach+0x217/0x360
[   75.755005][   T21]  ? device_bind_driver+0xd0/0xd0
[   75.760002][   T21]  ? kobject_uevent_env+0x29e/0x1150
[   75.765266][   T21]  ? kobject_uevent_env+0x2a8/0x1150
[   75.770533][   T21]  bus_probe_device+0x1e4/0x290
[   75.775366][   T21]  ? blocking_notifier_call_chain+0x54/0xa0
[   75.781238][   T21]  device_add+0xae6/0x16f0
[   75.785632][   T21]  ? uevent_store+0x50/0x50
[   75.790156][   T21]  usb_new_device.cold+0x8c1/0x1016
[   75.795332][   T21]  ? usb_port_suspend+0xa40/0xa40
[   75.800334][   T21]  ? mark_held_locks+0x9f/0xe0
[   75.805080][   T21]  ? _raw_spin_unlock_irq+0x24/0x30
[   75.810281][   T21]  hub_event+0x1ada/0x3590
[   75.814683][   T21]  ? hub_port_debounce+0x260/0x260
[   75.819779][   T21]  process_one_work+0x905/0x1570
[   75.824743][   T21]  ? pwq_dec_nr_in_flight+0x310/0x310
[   75.830113][   T21]  ? do_raw_spin_lock+0x11a/0x280
[   75.835117][   T21]  worker_thread+0x96/0xe20
[   75.839606][   T21]  ? process_one_work+0x1570/0x1570
[   75.844786][   T21]  kthread+0x30b/0x410
[   75.848879][   T21]  ? kthread_park+0x1a0/0x1a0
[   75.853582][   T21]  ret_from_fork+0x24/0x30
[   75.858467][   T21] Kernel Offset: disabled
[   75.862789][   T21] Rebooting in 86400 seconds..