[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 13.966906][ C1] random: crng init done [....] 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 '10.128.0.78' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.493521][ T102] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 38.733407][ T102] usb 1-1: Using ep0 maxpacket: 16 [ 38.853527][ T102] usb 1-1: config 0 has an invalid interface number: 251 but max is 0 [ 38.861776][ T102] usb 1-1: config 0 has an invalid descriptor of length 31, skipping remainder of the config [ 38.871961][ T102] usb 1-1: config 0 has no interface number 0 [ 38.878079][ T102] usb 1-1: config 0 interface 251 altsetting 0 bulk endpoint 0x84 has invalid maxpacket 819 [ 38.888196][ T102] usb 1-1: New USB device found, idVendor=08ca, idProduct=0010, bcdDevice=5d.de [ 38.897230][ T102] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.906425][ T102] usb 1-1: config 0 descriptor?? [ 38.923612][ T1721] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 executing program [ 39.173481][ T102] aiptek 1-1:0.251: Aiptek using 400 ms programming speed [ 39.181734][ T102] input: Aiptek as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.251/input/input5 [ 39.191430][ T102] ------------[ cut here ]------------ [ 39.197065][ T102] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 39.203056][ T102] WARNING: CPU: 1 PID: 102 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 39.212572][ T102] Kernel panic - not syncing: panic_on_warn set ... [ 39.219281][ T102] CPU: 1 PID: 102 Comm: kworker/1:2 Not tainted 5.4.0-rc6+ #0 [ 39.226709][ T102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.236746][ T102] Workqueue: usb_hub_wq hub_event [ 39.241740][ T102] Call Trace: [ 39.245029][ T102] dump_stack+0xca/0x13e [ 39.249247][ T102] ? usb_submit_urb+0x10c0/0x13b0 [ 39.254263][ T102] panic+0x2aa/0x6e1 [ 39.258136][ T102] ? add_taint.cold+0x16/0x16 [ 39.262790][ T102] ? __probe_kernel_read+0x188/0x1d0 [ 39.268050][ T102] ? __warn.cold+0x14/0x33 [ 39.272443][ T102] ? __warn+0xd5/0x1d0 [ 39.276490][ T102] ? usb_submit_urb+0x1188/0x13b0 [ 39.281504][ T102] __warn.cold+0x2f/0x33 [ 39.285727][ T102] ? __irq_work_queue_local+0xa3/0xe0 [ 39.291072][ T102] ? usb_submit_urb+0x1188/0x13b0 [ 39.296081][ T102] report_bug+0x27b/0x2f0 [ 39.300400][ T102] do_error_trap+0x12b/0x1e0 [ 39.304973][ T102] ? usb_submit_urb+0x1188/0x13b0 [ 39.309974][ T102] do_invalid_op+0x32/0x40 [ 39.314365][ T102] ? usb_submit_urb+0x1188/0x13b0 [ 39.319364][ T102] invalid_op+0x23/0x30 [ 39.323498][ T102] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 39.329119][ T102] Code: 4d 85 ed 74 2c e8 b8 21 ef fd 4c 89 f7 e8 40 34 1f ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 40 77 14 86 e8 cd bc c4 fd <0f> 0b e9 20 f4 ff ff e8 8c 21 ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 39.348714][ T102] RSP: 0018:ffff8881d4d17088 EFLAGS: 00010282 [ 39.354755][ T102] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 39.362716][ T102] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103a9a2e03 [ 39.370665][ T102] RBP: ffff8881d19d3a80 R08: ffff8881d5664800 R09: ffffed103b665d58 [ 39.378612][ T102] R10: ffffed103b665d57 R11: ffff8881db32eabf R12: 0000000000000001 [ 39.386565][ T102] R13: ffff8881ca284678 R14: ffff8881d09a70a0 R15: ffff8881d537bc00 [ 39.394529][ T102] ? vprintk_func+0x7d/0x113 [ 39.399101][ T102] ? usb_submit_urb+0x1188/0x13b0 [ 39.404100][ T102] aiptek_open+0xd5/0x130 [ 39.408405][ T102] input_open_device+0x16c/0x2c0 [ 39.413319][ T102] ? store_tabletXtilt+0x230/0x230 [ 39.418416][ T102] kbd_connect+0xfe/0x160 [ 39.422727][ T102] input_attach_handler+0x194/0x200 [ 39.427904][ T102] input_register_device.cold+0xf5/0x246 [ 39.433511][ T102] aiptek_probe.cold+0x28f/0x30d [ 39.438426][ T102] ? store_tabletExecute+0x80/0x80 [ 39.443511][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 39.448772][ T102] ? __pm_runtime_resume+0x111/0x180 [ 39.454033][ T102] usb_probe_interface+0x305/0x7a0 [ 39.459119][ T102] ? usb_probe_device+0x100/0x100 [ 39.464126][ T102] really_probe+0x281/0x6d0 [ 39.468614][ T102] driver_probe_device+0x104/0x210 [ 39.473714][ T102] __device_attach_driver+0x1c2/0x220 [ 39.479082][ T102] ? driver_allows_async_probing+0x160/0x160 [ 39.485037][ T102] bus_for_each_drv+0x162/0x1e0 [ 39.489866][ T102] ? bus_rescan_devices+0x20/0x20 [ 39.494882][ T102] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 39.500664][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 39.505926][ T102] __device_attach+0x217/0x360 [ 39.510665][ T102] ? device_bind_driver+0xd0/0xd0 [ 39.515668][ T102] ? kobject_uevent_env+0x29e/0x1160 [ 39.520927][ T102] ? kobject_uevent_env+0x2a8/0x1160 [ 39.526189][ T102] bus_probe_device+0x1e4/0x290 [ 39.531037][ T102] ? blocking_notifier_call_chain+0x54/0xa0 [ 39.536913][ T102] device_add+0xae6/0x16f0 [ 39.541306][ T102] ? uevent_store+0x50/0x50 [ 39.545785][ T102] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 39.551567][ T102] usb_set_configuration+0xdf6/0x1670 [ 39.556916][ T102] generic_probe+0x9d/0xd5 [ 39.561327][ T102] usb_probe_device+0x99/0x100 [ 39.566072][ T102] ? usb_suspend+0x620/0x620 [ 39.570641][ T102] really_probe+0x281/0x6d0 [ 39.575120][ T102] driver_probe_device+0x104/0x210 [ 39.580206][ T102] __device_attach_driver+0x1c2/0x220 [ 39.585569][ T102] ? driver_allows_async_probing+0x160/0x160 [ 39.591523][ T102] bus_for_each_drv+0x162/0x1e0 [ 39.596355][ T102] ? bus_rescan_devices+0x20/0x20 [ 39.601362][ T102] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 39.607144][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 39.612405][ T102] __device_attach+0x217/0x360 [ 39.617148][ T102] ? device_bind_driver+0xd0/0xd0 [ 39.622151][ T102] ? kobject_uevent_env+0x29e/0x1160 [ 39.627424][ T102] ? kobject_uevent_env+0x2a8/0x1160 [ 39.632685][ T102] bus_probe_device+0x1e4/0x290 [ 39.637514][ T102] ? blocking_notifier_call_chain+0x54/0xa0 [ 39.643390][ T102] device_add+0xae6/0x16f0 [ 39.647807][ T102] ? uevent_store+0x50/0x50 [ 39.652287][ T102] usb_new_device.cold+0x6a4/0xe79 [ 39.657375][ T102] hub_event+0x1df8/0x3800 [ 39.661781][ T102] ? hub_port_debounce+0x260/0x260 [ 39.666875][ T102] ? find_held_lock+0x2d/0x110 [ 39.671633][ T102] ? mark_held_locks+0xe0/0xe0 [ 39.676373][ T102] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 39.681907][ T102] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 39.687183][ T102] process_one_work+0x92b/0x1530 [ 39.692099][ T102] ? pwq_dec_nr_in_flight+0x310/0x310 [ 39.697445][ T102] ? do_raw_spin_lock+0x11a/0x280 [ 39.702451][ T102] worker_thread+0x96/0xe20 [ 39.707030][ T102] ? process_one_work+0x1530/0x1530 [ 39.712208][ T102] kthread+0x318/0x420 [ 39.716265][ T102] ? kthread_create_on_node+0xf0/0xf0 [ 39.721613][ T102] ret_from_fork+0x24/0x30 [ 39.726785][ T102] Kernel Offset: disabled [ 39.731142][ T102] Rebooting in 86400 seconds..