[info] Using makefile-style concurrent boot in runlevel 2. [ 15.164157][ 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 '10.128.0.2' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 44.592591][ T95] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 44.682825][ T95] usb 1-1: Using ep0 maxpacket: 8 [ 44.802672][ T95] usb 1-1: config 0 has an invalid interface number: 190 but max is 0 [ 44.811089][ T95] usb 1-1: config 0 has no interface number 0 [ 44.817348][ T95] usb 1-1: config 0 interface 190 altsetting 0 bulk endpoint 0x8D has invalid maxpacket 8 [ 44.827338][ T95] usb 1-1: config 0 interface 190 altsetting 0 has a duplicate endpoint with address 0xD, skipping [ 44.838094][ T95] usb 1-1: config 0 interface 190 altsetting 0 has a duplicate endpoint with address 0xD, skipping [ 44.849233][ T95] usb 1-1: config 0 interface 190 altsetting 0 bulk endpoint 0xC has invalid maxpacket 16 [ 44.859203][ T95] usb 1-1: New USB device found, idVendor=0458, idProduct=5003, bcdDevice=aa.47 [ 44.868364][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.878212][ T95] usb 1-1: config 0 descriptor?? [ 44.902804][ T1795] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 45.162784][ T95] usb 1-1: string descriptor 0 read error: -71 [ 45.182626][ T95] aiptek 1-1:0.190: Aiptek using 400 ms programming speed [ 45.191693][ T95] input: Aiptek as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.190/input/input5 [ 45.201211][ T95] ------------[ cut here ]------------ [ 45.206858][ T95] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 45.213111][ T95] WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 45.222670][ T95] Kernel panic - not syncing: panic_on_warn set ... [ 45.229267][ T95] CPU: 0 PID: 95 Comm: kworker/0:2 Not tainted 5.6.0-rc3-syzkaller #0 [ 45.237411][ T95] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.247784][ T95] Workqueue: usb_hub_wq hub_event [ 45.252792][ T95] Call Trace: [ 45.256072][ T95] dump_stack+0xef/0x16e [ 45.260308][ T95] ? usb_submit_urb+0x1090/0x1460 [ 45.265329][ T95] panic+0x2aa/0x6e1 [ 45.269211][ T95] ? add_taint.cold+0x16/0x16 [ 45.273916][ T95] ? __probe_kernel_read+0x188/0x1d0 [ 45.279182][ T95] ? __warn.cold+0x14/0x30 [ 45.283599][ T95] ? __warn+0xd5/0x1c8 [ 45.287718][ T95] ? usb_submit_urb+0x1188/0x1460 [ 45.292729][ T95] __warn.cold+0x2f/0x30 [ 45.296965][ T95] ? usb_submit_urb+0x1188/0x1460 [ 45.301985][ T95] report_bug+0x27b/0x2f0 [ 45.306411][ T95] do_error_trap+0x12b/0x1e0 [ 45.310992][ T95] ? usb_submit_urb+0x1188/0x1460 [ 45.316098][ T95] do_invalid_op+0x32/0x40 [ 45.320527][ T95] ? usb_submit_urb+0x1188/0x1460 [ 45.325538][ T95] invalid_op+0x23/0x30 [ 45.329683][ T95] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 45.335303][ T95] Code: 4d 85 ed 74 46 e8 18 ce dd fd 4c 89 f7 e8 d0 5c 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 e0 e7 3b 86 e8 a0 5f b2 fd <0f> 0b e9 20 f4 ff ff e8 ec cd dd fd 0f 1f 44 00 00 e8 e2 cd dd fd [ 45.355408][ T95] RSP: 0018:ffff8881d5abf050 EFLAGS: 00010286 [ 45.361506][ T95] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 45.369471][ T95] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103ab57dfc [ 45.377431][ T95] RBP: ffff8881d13cd000 R08: ffff8881d7361880 R09: fffffbfff1266c8c [ 45.385408][ T95] R10: fffffbfff1266c8b R11: ffffffff8933645f R12: 0000000000000001 [ 45.393370][ T95] R13: ffff8881ca5e5708 R14: ffff8881c6fc80a0 R15: ffff8881d4fe6b00 [ 45.401370][ T95] ? vprintk_func+0x7d/0x113 [ 45.405959][ T95] aiptek_open+0xd5/0x130 [ 45.410335][ T95] input_open_device+0x16c/0x2c0 [ 45.415261][ T95] ? store_tabletXtilt+0x230/0x230 [ 45.420361][ T95] kbd_connect+0xfe/0x160 [ 45.424680][ T95] input_attach_handler+0x194/0x200 [ 45.429868][ T95] input_register_device.cold+0xfd/0x316 [ 45.435637][ T95] aiptek_probe.cold+0x28e/0x30d [ 45.440638][ T95] ? store_tabletExecute+0x80/0x80 [ 45.445782][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 45.451071][ T95] ? __pm_runtime_resume+0x111/0x180 [ 45.456470][ T95] usb_probe_interface+0x310/0x800 [ 45.461617][ T95] ? usb_probe_device+0x230/0x230 [ 45.466628][ T95] really_probe+0x290/0xac0 [ 45.471222][ T95] driver_probe_device+0x223/0x350 [ 45.476316][ T95] __device_attach_driver+0x1d1/0x290 [ 45.481782][ T95] ? driver_allows_async_probing+0x160/0x160 [ 45.487750][ T95] bus_for_each_drv+0x162/0x1e0 [ 45.492589][ T95] ? bus_rescan_devices+0x20/0x20 [ 45.497658][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 45.503463][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 45.508842][ T95] __device_attach+0x217/0x390 [ 45.513613][ T95] ? device_bind_driver+0xd0/0xd0 [ 45.518620][ T95] bus_probe_device+0x1e4/0x290 [ 45.523555][ T95] device_add+0x1459/0x1bf0 [ 45.528047][ T95] ? wait_for_completion+0x3c0/0x3c0 [ 45.533317][ T95] ? device_link_remove+0x110/0x110 [ 45.538506][ T95] usb_set_configuration+0xe47/0x17d0 [ 45.543919][ T95] usb_generic_driver_probe+0x9d/0xe0 [ 45.549332][ T95] usb_probe_device+0xd9/0x230 [ 45.554110][ T95] ? usb_suspend+0x5f0/0x5f0 [ 45.558696][ T95] really_probe+0x290/0xac0 [ 45.563190][ T95] driver_probe_device+0x223/0x350 [ 45.568301][ T95] __device_attach_driver+0x1d1/0x290 [ 45.573660][ T95] ? driver_allows_async_probing+0x160/0x160 [ 45.579829][ T95] bus_for_each_drv+0x162/0x1e0 [ 45.584669][ T95] ? bus_rescan_devices+0x20/0x20 [ 45.589734][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 45.595533][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 45.600804][ T95] __device_attach+0x217/0x390 [ 45.605556][ T95] ? device_bind_driver+0xd0/0xd0 [ 45.610784][ T95] bus_probe_device+0x1e4/0x290 [ 45.615640][ T95] device_add+0x1459/0x1bf0 [ 45.620134][ T95] ? device_link_remove+0x110/0x110 [ 45.625414][ T95] usb_new_device.cold+0x540/0xcd0 [ 45.630614][ T95] hub_event+0x21cb/0x4300 [ 45.635027][ T95] ? hub_port_debounce+0x350/0x350 [ 45.640129][ T95] ? find_held_lock+0x2d/0x110 [ 45.644900][ T95] ? mark_held_locks+0xe0/0xe0 [ 45.649655][ T95] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 45.655219][ T95] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 45.660781][ T95] process_one_work+0x94b/0x1620 [ 45.665711][ T95] ? pwq_dec_nr_in_flight+0x310/0x310 [ 45.671071][ T95] ? do_raw_spin_lock+0x129/0x290 [ 45.676133][ T95] worker_thread+0x96/0xe20 [ 45.680639][ T95] ? process_one_work+0x1620/0x1620 [ 45.685827][ T95] kthread+0x318/0x420 [ 45.689884][ T95] ? kthread_create_on_node+0xf0/0xf0 [ 45.695262][ T95] ret_from_fork+0x24/0x30 [ 45.700613][ T95] Kernel Offset: disabled [ 45.705005][ T95] Rebooting in 86400 seconds..