[info] Using makefile-style concurrent boot in runlevel 2. [ 15.512494][ C1] random: crng init done [....] 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 '10.128.0.20' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 25.747528][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 25.997939][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 26.117580][ T83] usb 1-1: config 0 has an invalid interface number: 236 but max is 0 [ 26.126962][ T83] usb 1-1: config 0 has no interface number 0 [ 26.133302][ T83] usb 1-1: config 0 interface 236 altsetting 0 bulk endpoint 0x8E has invalid maxpacket 8 [ 26.143280][ T83] usb 1-1: New USB device found, idVendor=0458, idProduct=5003, bcdDevice=88.f8 [ 26.152359][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.161998][ T83] usb 1-1: config 0 descriptor?? [ 26.177679][ T1717] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended [ 26.407465][ T83] aiptek 1-1:0.236: Aiptek using 400 ms programming speed [ 26.415739][ T83] input: Aiptek as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.236/input/input5 [ 26.425376][ T83] ------------[ cut here ]------------ [ 26.431024][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 26.437023][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 26.446464][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 26.454835][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc6+ #0 [ 26.466904][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.476962][ T83] Workqueue: usb_hub_wq hub_event [ 26.481976][ T83] Call Trace: [ 26.485310][ T83] dump_stack+0xca/0x13e [ 26.489725][ T83] ? usb_submit_urb+0x1110/0x13b0 [ 26.494832][ T83] panic+0x2aa/0x6e1 [ 26.498713][ T83] ? add_taint.cold+0x16/0x16 [ 26.503369][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 26.508641][ T83] ? __warn.cold+0x14/0x33 [ 26.513043][ T83] ? __warn+0xd5/0x1d0 [ 26.517091][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 26.522104][ T83] __warn.cold+0x2f/0x33 [ 26.526323][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 26.531412][ T83] report_bug+0x27b/0x2f0 [ 26.535732][ T83] do_error_trap+0x12b/0x1e0 [ 26.540440][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 26.545453][ T83] do_invalid_op+0x32/0x40 [ 26.549869][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 26.554899][ T83] invalid_op+0x23/0x30 [ 26.559046][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 26.564666][ T83] Code: 4d 85 ed 74 2c e8 08 22 ef fd 4c 89 f7 e8 90 34 1f ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 40 77 14 86 e8 1d bd c4 fd <0f> 0b e9 20 f4 ff ff e8 dc 21 ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 26.584355][ T83] RSP: 0018:ffff8881d89ff088 EFLAGS: 00010282 [ 26.590404][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 26.598357][ T83] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b13fe03 [ 26.606304][ T83] RBP: ffff8881cefae880 R08: ffff8881d89e9800 R09: ffffed103b663ee7 [ 26.614255][ T83] R10: ffffed103b663ee6 R11: ffff8881db31f737 R12: 0000000000000001 [ 26.622340][ T83] R13: ffff8881d5795930 R14: ffff8881c5c0a0a0 R15: ffff8881d5d5c600 [ 26.630378][ T83] ? vprintk_func+0x7d/0x113 [ 26.634952][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 26.639994][ T83] aiptek_open+0xd5/0x130 [ 26.644303][ T83] input_open_device+0x16c/0x2c0 [ 26.649217][ T83] ? store_tabletXtilt+0x230/0x230 [ 26.654303][ T83] kbd_connect+0xfe/0x160 [ 26.658608][ T83] input_attach_handler+0x194/0x200 [ 26.663778][ T83] input_register_device.cold+0xf5/0x246 [ 26.669386][ T83] aiptek_probe.cold+0x28f/0x30d [ 26.674299][ T83] ? store_tabletExecute+0x80/0x80 [ 26.679385][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 26.684646][ T83] ? __pm_runtime_resume+0x111/0x180 [ 26.689912][ T83] usb_probe_interface+0x305/0x7a0 [ 26.694997][ T83] ? usb_probe_device+0x100/0x100 [ 26.699997][ T83] really_probe+0x281/0x6d0 [ 26.704479][ T83] driver_probe_device+0x104/0x210 [ 26.709564][ T83] __device_attach_driver+0x1c2/0x220 [ 26.714912][ T83] ? driver_allows_async_probing+0x160/0x160 [ 26.720870][ T83] bus_for_each_drv+0x162/0x1e0 [ 26.725695][ T83] ? bus_rescan_devices+0x20/0x20 [ 26.730695][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 26.736476][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 26.741739][ T83] __device_attach+0x217/0x360 [ 26.747092][ T83] ? device_bind_driver+0xd0/0xd0 [ 26.752095][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 26.757453][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 26.762722][ T83] bus_probe_device+0x1e4/0x290 [ 26.767552][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 26.773420][ T83] device_add+0xae6/0x16f0 [ 26.777828][ T83] ? uevent_store+0x50/0x50 [ 26.782322][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 26.788127][ T83] usb_set_configuration+0xdf6/0x1670 [ 26.793503][ T83] generic_probe+0x9d/0xd5 [ 26.797907][ T83] usb_probe_device+0x99/0x100 [ 26.802651][ T83] ? usb_suspend+0x620/0x620 [ 26.807229][ T83] really_probe+0x281/0x6d0 [ 26.811712][ T83] driver_probe_device+0x104/0x210 [ 26.816799][ T83] __device_attach_driver+0x1c2/0x220 [ 26.822148][ T83] ? driver_allows_async_probing+0x160/0x160 [ 26.828104][ T83] bus_for_each_drv+0x162/0x1e0 [ 26.832929][ T83] ? bus_rescan_devices+0x20/0x20 [ 26.838016][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 26.843815][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 26.849087][ T83] __device_attach+0x217/0x360 [ 26.853836][ T83] ? device_bind_driver+0xd0/0xd0 [ 26.858835][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 26.864094][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 26.869460][ T83] bus_probe_device+0x1e4/0x290 [ 26.874293][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 26.880167][ T83] device_add+0xae6/0x16f0 [ 26.884649][ T83] ? uevent_store+0x50/0x50 [ 26.889129][ T83] usb_new_device.cold+0x6a4/0xe79 [ 26.894310][ T83] hub_event+0x1df8/0x3800 [ 26.898716][ T83] ? hub_port_debounce+0x260/0x260 [ 26.903805][ T83] ? find_held_lock+0x2d/0x110 [ 26.909511][ T83] ? mark_held_locks+0xe0/0xe0 [ 26.914250][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.919771][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.925043][ T83] process_one_work+0x92b/0x1530 [ 26.929961][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 26.935309][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 26.940308][ T83] worker_thread+0x96/0xe20 [ 26.944894][ T83] ? process_one_work+0x1530/0x1530 [ 26.950096][ T83] kthread+0x318/0x420 [ 26.954151][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 26.959500][ T83] ret_from_fork+0x24/0x30 [ 26.964900][ T83] Kernel Offset: disabled [ 26.969277][ T83] Rebooting in 86400 seconds..