INIT: Entering runlevel: 2 [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 '10.128.0.182' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 24.952343][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 25.192287][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 25.312391][ T22] usb 1-1: config 0 has an invalid interface number: 114 but max is 0 [ 25.320629][ T22] usb 1-1: config 0 has no interface number 0 [ 25.326796][ T22] usb 1-1: config 0 interface 114 altsetting 0 bulk endpoint 0xB has invalid maxpacket 394 [ 25.336866][ T22] usb 1-1: config 0 interface 114 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 25.346819][ T22] usb 1-1: New USB device found, idVendor=10cf, idProduct=5503, bcdDevice=13.46 [ 25.355940][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 25.365636][ T22] usb 1-1: config 0 descriptor?? [ 25.406447][ T22] ------------[ cut here ]------------ [ 25.412031][ T22] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 25.418150][ T22] WARNING: CPU: 1 PID: 22 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 25.427686][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 25.434303][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.3.0-rc5+ #28 [ 25.441734][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.451788][ T22] Workqueue: usb_hub_wq hub_event [ 25.456783][ T22] Call Trace: [ 25.460052][ T22] dump_stack+0xca/0x13e [ 25.464268][ T22] ? usb_submit_urb+0x1110/0x13b0 [ 25.469264][ T22] panic+0x2a3/0x6da [ 25.473134][ T22] ? add_taint.cold+0x16/0x16 [ 25.477793][ T22] ? __probe_kernel_read+0x188/0x1d0 [ 25.483064][ T22] ? __warn.cold+0x5/0x4a [ 25.487368][ T22] ? __warn+0xe3/0x1e0 [ 25.491411][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 25.496427][ T22] __warn.cold+0x20/0x4a [ 25.500659][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 25.505660][ T22] report_bug+0x262/0x2a0 [ 25.509968][ T22] do_error_trap+0x12b/0x1e0 [ 25.514550][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 25.519550][ T22] do_invalid_op+0x32/0x40 [ 25.523940][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 25.529005][ T22] invalid_op+0x23/0x30 [ 25.533141][ T22] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 25.538748][ T22] Code: 4d 85 ed 74 2c e8 88 ba ef fd 4c 89 f7 e8 70 bf 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 69 18 86 e8 6d a0 c5 fd <0f> 0b e9 20 f4 ff ff e8 5c ba ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 25.558328][ T22] RSP: 0018:ffff8881da34f0b0 EFLAGS: 00010286 [ 25.564369][ T22] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 25.572314][ T22] RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103b469e08 [ 25.580261][ T22] RBP: ffff8881d5005f00 R08: ffff8881da340000 R09: fffffbfff11ad7a1 [ 25.588206][ T22] R10: fffffbfff11ad7a0 R11: ffffffff88d6bd07 R12: 0000000000000001 [ 25.596151][ T22] R13: ffff8881d1216f90 R14: ffff8881d35dbc20 R15: ffff8881d5005a00 [ 25.604130][ T22] ? vprintk_func+0x7d/0x113 [ 25.608700][ T22] usb_start_wait_urb+0x108/0x2b0 [ 25.613701][ T22] ? sg_clean+0x230/0x230 [ 25.618008][ T22] ? kasan_unpoison_shadow+0x30/0x40 [ 25.623267][ T22] ? memset+0x20/0x40 [ 25.627222][ T22] usb_bulk_msg+0x228/0x550 [ 25.631700][ T22] vmk80xx_write_packet+0x1df/0x260 [ 25.636885][ T22] vmk80xx_auto_attach+0x13b1/0x17c0 [ 25.642167][ T22] comedi_auto_config+0x16e/0x240 [ 25.647166][ T22] usb_probe_interface+0x305/0x7a0 [ 25.652248][ T22] ? usb_probe_device+0x100/0x100 [ 25.657244][ T22] really_probe+0x281/0x6d0 [ 25.661719][ T22] driver_probe_device+0x101/0x1b0 [ 25.666802][ T22] __device_attach_driver+0x1c2/0x220 [ 25.672155][ T22] ? driver_allows_async_probing+0x160/0x160 [ 25.678132][ T22] bus_for_each_drv+0x162/0x1e0 [ 25.682969][ T22] ? bus_rescan_devices+0x20/0x20 [ 25.687969][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.693752][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 25.699010][ T22] __device_attach+0x217/0x360 [ 25.703750][ T22] ? device_bind_driver+0xd0/0xd0 [ 25.708750][ T22] ? kobject_uevent_env+0x29e/0x1160 [ 25.714008][ T22] ? kobject_uevent_env+0x2a8/0x1160 [ 25.719266][ T22] bus_probe_device+0x1e4/0x290 [ 25.724094][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 25.729959][ T22] device_add+0xae6/0x16f0 [ 25.734350][ T22] ? uevent_store+0x50/0x50 [ 25.738828][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.744608][ T22] usb_set_configuration+0xdf6/0x1670 [ 25.749968][ T22] generic_probe+0x9d/0xd5 [ 25.754378][ T22] usb_probe_device+0x99/0x100 [ 25.759119][ T22] ? usb_suspend+0x620/0x620 [ 25.763689][ T22] really_probe+0x281/0x6d0 [ 25.768176][ T22] driver_probe_device+0x101/0x1b0 [ 25.773264][ T22] __device_attach_driver+0x1c2/0x220 [ 25.778612][ T22] ? driver_allows_async_probing+0x160/0x160 [ 25.784563][ T22] bus_for_each_drv+0x162/0x1e0 [ 25.789389][ T22] ? bus_rescan_devices+0x20/0x20 [ 25.794387][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.800170][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 25.805516][ T22] __device_attach+0x217/0x360 [ 25.810253][ T22] ? device_bind_driver+0xd0/0xd0 [ 25.815257][ T22] ? kobject_uevent_env+0x29e/0x1160 [ 25.820515][ T22] ? kobject_uevent_env+0x2a8/0x1160 [ 25.825776][ T22] bus_probe_device+0x1e4/0x290 [ 25.830604][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 25.836486][ T22] device_add+0xae6/0x16f0 [ 25.840878][ T22] ? uevent_store+0x50/0x50 [ 25.845367][ T22] usb_new_device.cold+0x6a4/0xe79 [ 25.850453][ T22] hub_event+0x1b5c/0x3640 [ 25.854846][ T22] ? hub_port_debounce+0x260/0x260 [ 25.860029][ T22] process_one_work+0x92b/0x1530 [ 25.864948][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 25.870292][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 25.875296][ T22] worker_thread+0x96/0xe20 [ 25.880167][ T22] ? process_one_work+0x1530/0x1530 [ 25.885347][ T22] kthread+0x318/0x420 [ 25.889391][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 25.894737][ T22] ret_from_fork+0x24/0x30 [ 25.899834][ T22] Kernel Offset: disabled [ 25.904189][ T22] Rebooting in 86400 seconds..