[ 16.391970][ C1] random: crng init done [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[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.225' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.709552][ T85] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 28.069599][ T85] usb 1-1: config index 0 descriptor too short (expected 1307, got 27) [ 28.077964][ T85] usb 1-1: config 0 has an invalid interface number: 134 but max is 0 [ 28.086333][ T85] usb 1-1: config 0 has no interface number 0 [ 28.092748][ T85] usb 1-1: config 0 interface 134 altsetting 0 endpoint 0x1 has an invalid bInterval 45, changing to 9 [ 28.103910][ T85] usb 1-1: New USB device found, idVendor=17e9, idProduct=c9ad, bcdDevice=38.3f [ 28.113064][ T85] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 28.122444][ T85] usb 1-1: config 0 descriptor?? executing program [ 28.419555][ T85] udlfb 1-1:0.134: vendor descriptor not available (-71) [ 28.449590][ T85] usb 1-1: Read EDID byte 0 failed: -71 [ 28.469559][ T85] usb 1-1: Read EDID byte 0 failed: -71 [ 28.489559][ T85] usb 1-1: Read EDID byte 0 failed: -71 [ 28.495143][ T85] usb 1-1: Unable to get valid EDID from device/display [ 28.520975][ T85] ------------[ cut here ]------------ [ 28.526494][ T85] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 28.532579][ T85] WARNING: CPU: 1 PID: 85 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 28.542020][ T85] Kernel panic - not syncing: panic_on_warn set ... [ 28.548590][ T85] CPU: 1 PID: 85 Comm: kworker/1:2 Not tainted 5.3.0-rc2+ #24 [ 28.556020][ T85] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.566065][ T85] Workqueue: usb_hub_wq hub_event [ 28.571073][ T85] Call Trace: [ 28.574352][ T85] dump_stack+0xca/0x13e [ 28.578579][ T85] ? usb_submit_urb+0x10d0/0x13b0 [ 28.583583][ T85] panic+0x2a3/0x6da [ 28.587455][ T85] ? add_taint.cold+0x16/0x16 [ 28.592127][ T85] ? __probe_kernel_read+0x188/0x1d0 [ 28.597403][ T85] ? __warn.cold+0x5/0x4a [ 28.601735][ T85] ? __warn+0xe3/0x1e0 [ 28.605792][ T85] ? usb_submit_urb+0x1188/0x13b0 [ 28.610817][ T85] __warn.cold+0x20/0x4a [ 28.615040][ T85] ? usb_submit_urb+0x1188/0x13b0 [ 28.620045][ T85] report_bug+0x262/0x2a0 [ 28.624366][ T85] do_error_trap+0x12b/0x1e0 [ 28.628940][ T85] ? usb_submit_urb+0x1188/0x13b0 [ 28.633948][ T85] do_invalid_op+0x32/0x40 [ 28.638354][ T85] ? usb_submit_urb+0x1188/0x13b0 [ 28.643370][ T85] invalid_op+0x23/0x30 [ 28.647520][ T85] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 28.653238][ T85] Code: 4d 85 ed 74 2c e8 38 e8 ed fd 4c 89 f7 e8 70 dc 1a ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 20 cc f8 85 e8 4d b9 c3 fd <0f> 0b e9 20 f4 ff ff e8 0c e8 ed fd 4c 89 f2 48 b8 00 00 00 00 00 [ 28.672826][ T85] RSP: 0018:ffff8881d9326f90 EFLAGS: 00010282 [ 28.678881][ T85] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 28.686835][ T85] RDX: 0000000000000000 RSI: ffffffff812830fd RDI: ffffed103b264de4 [ 28.694784][ T85] RBP: ffff8881d49bfc80 R08: ffff8881d9726000 R09: fffffbfff115e19a [ 28.702892][ T85] R10: fffffbfff115e199 R11: ffffffff88af0ccf R12: 0000000000000003 [ 28.717255][ T85] R13: ffff8881cf7859d8 R14: ffff8881d691bc20 R15: ffff8881d59e3300 [ 28.725224][ T85] ? vprintk_func+0x7d/0x113 [ 28.729912][ T85] ? lockdep_hardirqs_on+0x379/0x580 [ 28.735179][ T85] dlfb_submit_urb+0x89/0x160 [ 28.739898][ T85] dlfb_set_video_mode+0x2249/0x29b0 [ 28.745173][ T85] dlfb_ops_set_par+0x2a3/0x810 [ 28.750007][ T85] ? dlfb_handle_damage+0x660/0x660 [ 28.755190][ T85] ? dlfb_usb_probe.cold+0xc45/0x190a [ 28.760548][ T85] ? kfree+0xe4/0x2f0 [ 28.764515][ T85] dlfb_usb_probe.cold+0xc6d/0x190a [ 28.769760][ T85] ? edid_store+0x180/0x180 [ 28.774261][ T85] ? __pm_runtime_resume+0x111/0x180 [ 28.779540][ T85] usb_probe_interface+0x305/0x7a0 [ 28.784721][ T85] ? usb_probe_device+0x100/0x100 [ 28.789902][ T85] really_probe+0x281/0x650 [ 28.794395][ T85] driver_probe_device+0x101/0x1b0 [ 28.799530][ T85] __device_attach_driver+0x1c2/0x220 [ 28.804897][ T85] ? driver_allows_async_probing+0x160/0x160 [ 28.810874][ T85] bus_for_each_drv+0x15c/0x1e0 [ 28.815710][ T85] ? bus_rescan_devices+0x20/0x20 [ 28.820719][ T85] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 28.826626][ T85] ? lockdep_hardirqs_on+0x379/0x580 [ 28.831981][ T85] __device_attach+0x217/0x360 [ 28.836732][ T85] ? device_bind_driver+0xd0/0xd0 [ 28.841741][ T85] ? kobject_uevent_env+0x29e/0x1160 [ 28.847006][ T85] ? kobject_uevent_env+0x2a8/0x1160 [ 28.852275][ T85] bus_probe_device+0x1e4/0x290 [ 28.857114][ T85] ? blocking_notifier_call_chain+0x54/0xa0 [ 28.862992][ T85] device_add+0xae6/0x16f0 [ 28.867390][ T85] ? uevent_store+0x50/0x50 [ 28.871872][ T85] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 28.877661][ T85] usb_set_configuration+0xdf6/0x1670 [ 28.883044][ T85] generic_probe+0x9d/0xd5 [ 28.887440][ T85] usb_probe_device+0x99/0x100 [ 28.892185][ T85] ? usb_suspend+0x620/0x620 [ 28.896758][ T85] really_probe+0x281/0x650 [ 28.901305][ T85] driver_probe_device+0x101/0x1b0 [ 28.906468][ T85] __device_attach_driver+0x1c2/0x220 [ 28.911828][ T85] ? driver_allows_async_probing+0x160/0x160 [ 28.917874][ T85] bus_for_each_drv+0x15c/0x1e0 [ 28.923780][ T85] ? bus_rescan_devices+0x20/0x20 [ 28.928980][ T85] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 28.934875][ T85] ? lockdep_hardirqs_on+0x379/0x580 [ 28.940144][ T85] __device_attach+0x217/0x360 [ 28.944893][ T85] ? device_bind_driver+0xd0/0xd0 [ 28.949902][ T85] ? kobject_uevent_env+0x29e/0x1160 [ 28.955169][ T85] ? kobject_uevent_env+0x2a8/0x1160 [ 28.960498][ T85] bus_probe_device+0x1e4/0x290 [ 28.965400][ T85] ? blocking_notifier_call_chain+0x54/0xa0 [ 28.971281][ T85] device_add+0xae6/0x16f0 [ 28.975680][ T85] ? uevent_store+0x50/0x50 [ 28.980233][ T85] usb_new_device.cold+0x6a4/0xe79 [ 28.985329][ T85] hub_event+0x1b5c/0x3640 [ 28.989727][ T85] ? hub_port_debounce+0x260/0x260 [ 28.994816][ T85] process_one_work+0x92b/0x1530 [ 28.999735][ T85] ? pwq_dec_nr_in_flight+0x310/0x310 [ 29.005197][ T85] ? do_raw_spin_lock+0x11a/0x280 [ 29.010215][ T85] worker_thread+0x96/0xe20 [ 29.014818][ T85] ? process_one_work+0x1530/0x1530 [ 29.020169][ T85] kthread+0x318/0x420 [ 29.024223][ T85] ? kthread_create_on_node+0xf0/0xf0 [ 29.029580][ T85] ret_from_fork+0x24/0x30 [ 29.034542][ T85] Kernel Offset: disabled [ 29.038904][ T85] Rebooting in 86400 seconds..