[ 15.097086][ 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 '10.128.0.131' (ECDSA) to the list of known hosts. syzkaller login: [ 44.042796][ T21] usb 1-1: new low-speed USB device number 2 using dummy_hcd [ 44.402502][ T21] usb 1-1: config 0 has an invalid interface number: 20 but max is 0 [ 44.410845][ T21] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 44.421007][ T21] usb 1-1: config 0 has no interface number 0 [ 44.431279][ T21] usb 1-1: config 0 interface 20 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 44.441644][ T21] usb 1-1: New USB device found, idVendor=1385, idProduct=5f00, bcdDevice=9a.11 [ 44.450722][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.460480][ T21] usb 1-1: config 0 descriptor?? [ 44.504738][ T21] ------------[ cut here ]------------ [ 44.510306][ T21] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 44.516397][ T21] WARNING: CPU: 1 PID: 21 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 44.525940][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 44.532511][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #14 [ 44.540035][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.550088][ T21] Workqueue: usb_hub_wq hub_event [ 44.555095][ T21] Call Trace: [ 44.558366][ T21] dump_stack+0xca/0x13e [ 44.562587][ T21] ? usb_submit_urb+0x1180/0x13b0 [ 44.567597][ T21] panic+0x292/0x6c9 [ 44.571530][ T21] ? __warn_printk+0xf3/0xf3 [ 44.576106][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 44.581339][ T21] ? __probe_kernel_read+0x16c/0x1b0 [ 44.586738][ T21] ? __warn.cold+0x5/0x4b [ 44.591203][ T21] ? __warn+0xe4/0x1c0 [ 44.595256][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 44.600261][ T21] __warn.cold+0x20/0x4b [ 44.604487][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 44.609487][ T21] report_bug+0x262/0x2a0 [ 44.613798][ T21] do_error_trap+0x12b/0x1e0 [ 44.618525][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 44.623622][ T21] do_invalid_op+0x32/0x40 [ 44.628108][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 44.633126][ T21] invalid_op+0x14/0x20 [ 44.637264][ T21] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 44.642925][ T21] Code: 4d 85 ed 74 2c e8 c8 69 e8 fd 4c 89 f7 e8 f0 c4 12 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 60 3a 1a 86 e8 53 2e be fd <0f> 0b e9 20 f4 ff ff e8 9c 69 e8 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 44.662695][ T21] RSP: 0018:ffff8881d9eff0c0 EFLAGS: 00010286 [ 44.668862][ T21] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 44.676816][ T21] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103b3dfe0a [ 44.684896][ T21] RBP: ffff8881cfd60e00 R08: ffff8881d9e36000 R09: 0000000000000000 [ 44.692854][ T21] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003 [ 44.701187][ T21] R13: ffff8881d47a3be8 R14: ffff8881d00ac4a0 R15: ffff8881d7680400 [ 44.709287][ T21] ? vprintk_func+0x7d/0x113 [ 44.713867][ T21] ? hcd_buffer_alloc+0x163/0x2c0 [ 44.718977][ T21] ar5523_submit_rx_cmd+0x1fa/0x310 [ 44.724383][ T21] ar5523_probe+0xbae/0x1980 [ 44.728966][ T21] ? ar5523_stop+0xd0/0xd0 [ 44.733373][ T21] ? __pm_runtime_set_status+0x5d5/0xa10 [ 44.738994][ T21] ? rpm_callback+0x230/0x230 [ 44.743774][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 44.749054][ T21] ? __pm_runtime_resume+0x111/0x180 [ 44.754409][ T21] usb_probe_interface+0x305/0x7a0 [ 44.759654][ T21] ? usb_probe_device+0x100/0x100 [ 44.764699][ T21] really_probe+0x281/0x660 [ 44.769627][ T21] driver_probe_device+0x104/0x210 [ 44.774734][ T21] __device_attach_driver+0x1c2/0x220 [ 44.780096][ T21] ? driver_allows_async_probing+0x160/0x160 [ 44.786124][ T21] bus_for_each_drv+0x15c/0x1e0 [ 44.791092][ T21] ? bus_rescan_devices+0x20/0x20 [ 44.796116][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.802116][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 44.807537][ T21] __device_attach+0x217/0x360 [ 44.812306][ T21] ? device_bind_driver+0xd0/0xd0 [ 44.817339][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 44.822616][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 44.828006][ T21] bus_probe_device+0x1e4/0x290 [ 44.832847][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 44.838727][ T21] device_add+0xae6/0x16f0 [ 44.843200][ T21] ? uevent_store+0x50/0x50 [ 44.847902][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.853694][ T21] usb_set_configuration+0xdf6/0x1670 [ 44.859050][ T21] generic_probe+0x9d/0xd5 [ 44.863563][ T21] usb_probe_device+0x99/0x100 [ 44.868988][ T21] ? usb_suspend+0x620/0x620 [ 44.873576][ T21] really_probe+0x281/0x660 [ 44.878115][ T21] driver_probe_device+0x104/0x210 [ 44.883218][ T21] __device_attach_driver+0x1c2/0x220 [ 44.888775][ T21] ? driver_allows_async_probing+0x160/0x160 [ 44.894958][ T21] bus_for_each_drv+0x15c/0x1e0 [ 44.899797][ T21] ? bus_rescan_devices+0x20/0x20 [ 44.904887][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.910683][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 44.915958][ T21] __device_attach+0x217/0x360 [ 44.920777][ T21] ? device_bind_driver+0xd0/0xd0 [ 44.925890][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 44.931164][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 44.936447][ T21] bus_probe_device+0x1e4/0x290 [ 44.941439][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 44.947333][ T21] device_add+0xae6/0x16f0 [ 44.951795][ T21] ? uevent_store+0x50/0x50 [ 44.956439][ T21] usb_new_device.cold+0x8c1/0x1016 [ 44.961978][ T21] ? usb_port_suspend+0xa40/0xa40 [ 44.967181][ T21] ? mark_held_locks+0x9f/0xe0 [ 44.972025][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 44.977209][ T21] hub_event+0x1b3d/0x35f0 [ 44.982082][ T21] ? hub_port_debounce+0x260/0x260 [ 44.987192][ T21] process_one_work+0x905/0x1570 [ 44.992346][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 44.997717][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 45.002725][ T21] worker_thread+0x96/0xe20 [ 45.007207][ T21] ? process_one_work+0x1570/0x1570 [ 45.012387][ T21] kthread+0x30b/0x410 [ 45.016439][ T21] ? kthread_park+0x1a0/0x1a0 [ 45.021099][ T21] ret_from_fork+0x24/0x30 [ 45.025935][ T21] Kernel Offset: disabled [ 45.030288][ T21] Rebooting in 86400 seconds..