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 '10.128.0.32' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 31.208639][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 31.448577][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 31.568734][ T12] usb 1-1: config 0 has an invalid interface number: 254 but max is 0 [ 31.577155][ T12] usb 1-1: config 0 has no interface number 0 [ 31.583432][ T12] usb 1-1: config 0 interface 254 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 648 [ 31.593544][ T12] usb 1-1: config 0 interface 254 altsetting 0 endpoint 0xB has an invalid bInterval 0, changing to 7 [ 31.604611][ T12] usb 1-1: config 0 interface 254 altsetting 0 endpoint 0xB has wMaxPacketSize 0, skipping [ 31.768760][ T12] usb 1-1: New USB device found, idVendor=08ca, idProduct=0023, bcdDevice=bc.28 [ 31.777829][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 31.785861][ T12] usb 1-1: Product: syz [ 31.790049][ T12] usb 1-1: Manufacturer: syz [ 31.794639][ T12] usb 1-1: SerialNumber: syz [ 31.800652][ T12] usb 1-1: config 0 descriptor?? [ 31.818900][ T1721] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 executing program [ 32.058655][ T12] aiptek 1-1:0.254: Aiptek using 400 ms programming speed [ 32.067127][ T12] input: Aiptek as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.254/input/input5 [ 32.077304][ T12] ------------[ cut here ]------------ [ 32.082965][ T12] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 32.089082][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 32.099317][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 32.105892][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-rc6+ #0 [ 32.113237][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.123287][ T12] Workqueue: usb_hub_wq hub_event [ 32.128291][ T12] Call Trace: [ 32.131588][ T12] dump_stack+0xca/0x13e [ 32.135818][ T12] ? usb_submit_urb+0x10c0/0x13b0 [ 32.140825][ T12] panic+0x2aa/0x6e1 [ 32.144703][ T12] ? add_taint.cold+0x16/0x16 [ 32.149378][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 32.154662][ T12] ? __warn.cold+0x14/0x33 [ 32.159193][ T12] ? __warn+0xd5/0x1d0 [ 32.163272][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.168304][ T12] __warn.cold+0x2f/0x33 [ 32.172544][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.177568][ T12] report_bug+0x27b/0x2f0 [ 32.181908][ T12] do_error_trap+0x12b/0x1e0 [ 32.186481][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.191488][ T12] do_invalid_op+0x32/0x40 [ 32.195912][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.201016][ T12] invalid_op+0x23/0x30 [ 32.205213][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 32.210828][ T12] 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 [ 32.230418][ T12] RSP: 0018:ffff8881da227088 EFLAGS: 00010282 [ 32.236473][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 32.244501][ T12] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b444e03 [ 32.252587][ T12] RBP: ffff8881d4a15b00 R08: ffff8881da211800 R09: fffffbfff11ab3ac [ 32.260545][ T12] R10: fffffbfff11ab3ab R11: ffffffff88d59d5f R12: 0000000000000001 [ 32.268651][ T12] R13: ffff8881d0dd2cc0 R14: ffff8881c78340a0 R15: ffff8881d5292800 [ 32.277291][ T12] ? vprintk_func+0x7d/0x113 [ 32.281872][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.286910][ T12] aiptek_open+0xd5/0x130 [ 32.291277][ T12] input_open_device+0x16c/0x2c0 [ 32.296194][ T12] ? store_tabletXtilt+0x230/0x230 [ 32.301286][ T12] kbd_connect+0xfe/0x160 [ 32.305626][ T12] input_attach_handler+0x194/0x200 [ 32.310822][ T12] input_register_device.cold+0xf5/0x246 [ 32.316439][ T12] aiptek_probe.cold+0x28f/0x30d [ 32.321357][ T12] ? store_tabletExecute+0x80/0x80 [ 32.326449][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 32.331736][ T12] ? __pm_runtime_resume+0x111/0x180 [ 32.337005][ T12] usb_probe_interface+0x305/0x7a0 [ 32.342113][ T12] ? usb_probe_device+0x100/0x100 [ 32.347639][ T12] really_probe+0x281/0x6d0 [ 32.352302][ T12] driver_probe_device+0x104/0x210 [ 32.357481][ T12] __device_attach_driver+0x1c2/0x220 [ 32.362858][ T12] ? driver_allows_async_probing+0x160/0x160 [ 32.368826][ T12] bus_for_each_drv+0x162/0x1e0 [ 32.373672][ T12] ? bus_rescan_devices+0x20/0x20 [ 32.378701][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 32.384515][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 32.389801][ T12] __device_attach+0x217/0x360 [ 32.394547][ T12] ? device_bind_driver+0xd0/0xd0 [ 32.399550][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 32.404813][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 32.410095][ T12] bus_probe_device+0x1e4/0x290 [ 32.414934][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 32.420827][ T12] device_add+0xae6/0x16f0 [ 32.425228][ T12] ? uevent_store+0x50/0x50 [ 32.429711][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 32.435499][ T12] usb_set_configuration+0xdf6/0x1670 [ 32.440889][ T12] generic_probe+0x9d/0xd5 [ 32.445289][ T12] usb_probe_device+0x99/0x100 [ 32.450035][ T12] ? usb_suspend+0x620/0x620 [ 32.454606][ T12] really_probe+0x281/0x6d0 [ 32.459090][ T12] driver_probe_device+0x104/0x210 [ 32.464194][ T12] __device_attach_driver+0x1c2/0x220 [ 32.469545][ T12] ? driver_allows_async_probing+0x160/0x160 [ 32.475503][ T12] bus_for_each_drv+0x162/0x1e0 [ 32.480348][ T12] ? bus_rescan_devices+0x20/0x20 [ 32.485357][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 32.491142][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 32.496408][ T12] __device_attach+0x217/0x360 [ 32.501167][ T12] ? device_bind_driver+0xd0/0xd0 [ 32.506172][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 32.511435][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 32.516699][ T12] bus_probe_device+0x1e4/0x290 [ 32.521545][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 32.527415][ T12] device_add+0xae6/0x16f0 [ 32.531811][ T12] ? uevent_store+0x50/0x50 [ 32.536306][ T12] usb_new_device.cold+0x6a4/0xe79 [ 32.541397][ T12] hub_event+0x1df8/0x3800 [ 32.545795][ T12] ? hub_port_debounce+0x260/0x260 [ 32.550883][ T12] ? find_held_lock+0x2d/0x110 [ 32.555623][ T12] ? mark_held_locks+0xe0/0xe0 [ 32.560364][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 32.565896][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 32.571192][ T12] process_one_work+0x92b/0x1530 [ 32.576203][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 32.581566][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 32.586583][ T12] worker_thread+0x96/0xe20 [ 32.591074][ T12] ? process_one_work+0x1530/0x1530 [ 32.596251][ T12] kthread+0x318/0x420 [ 32.600299][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 32.605649][ T12] ret_from_fork+0x24/0x30 [ 32.610880][ T12] Kernel Offset: disabled [ 32.615239][ T12] Rebooting in 86400 seconds..