[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 14.442501][ 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 '10.128.10.58' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.659233][ T21] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 37.059732][ T21] usb 1-1: unable to get BOS descriptor or descriptor too short [ 37.259272][ T21] usb 1-1: config 251 has an invalid interface number: 106 but max is 0 [ 37.267814][ T21] usb 1-1: config 251 has no interface number 0 [ 37.274230][ T21] usb 1-1: config 251 interface 106 altsetting 9 endpoint 0x7 has invalid maxpacket 661, setting to 64 [ 37.285311][ T21] usb 1-1: config 251 interface 106 altsetting 9 endpoint 0x5 has invalid maxpacket 1971, setting to 64 [ 37.296497][ T21] usb 1-1: config 251 interface 106 altsetting 9 has an invalid endpoint descriptor of length 2, skipping [ 37.307998][ T21] usb 1-1: config 251 interface 106 altsetting 9 has 4 endpoint descriptors, different from the interface descriptor's value: 3 [ 37.321269][ T21] usb 1-1: config 251 interface 106 has no altsetting 0 [ 37.559249][ T21] usb 1-1: string descriptor 0 read error: -22 [ 37.565468][ T21] usb 1-1: New USB device found, idVendor=077d, idProduct=627a, bcdDevice= 0.01 [ 37.574652][ T21] usb 1-1: New USB device strings: Mfr=1, Product=64, SerialNumber=255 [ 37.623403][ T21] ------------[ cut here ]------------ [ 37.628951][ T21] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 37.635018][ T21] WARNING: CPU: 1 PID: 21 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 37.644519][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 37.651097][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #15 [ 37.658532][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.668580][ T21] Workqueue: usb_hub_wq hub_event [ 37.673577][ T21] Call Trace: [ 37.676855][ T21] dump_stack+0xca/0x13e [ 37.681173][ T21] ? usb_submit_urb+0x10b0/0x13b0 [ 37.686189][ T21] panic+0x292/0x6c9 [ 37.690071][ T21] ? __warn_printk+0xf3/0xf3 [ 37.694656][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 37.699768][ T21] ? __probe_kernel_read+0x16c/0x1b0 [ 37.705039][ T21] ? __warn.cold+0x5/0x4b [ 37.709341][ T21] ? __warn+0xe4/0x1c0 [ 37.713417][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 37.718428][ T21] __warn.cold+0x20/0x4b [ 37.722655][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 37.727654][ T21] report_bug+0x262/0x2a0 [ 37.731992][ T21] do_error_trap+0x12b/0x1e0 [ 37.736573][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 37.741619][ T21] do_invalid_op+0x32/0x40 [ 37.746023][ T21] ? usb_submit_urb+0x1188/0x13b0 [ 37.751124][ T21] invalid_op+0x14/0x20 [ 37.755273][ T21] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 37.761160][ T21] Code: 4d 85 ed 74 2c e8 f8 d3 f4 fd 4c 89 f7 e8 a0 51 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 0e f7 85 e8 83 98 ca fd <0f> 0b e9 20 f4 ff ff e8 cc d3 f4 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 37.780758][ T21] RSP: 0018:ffff8881d9efefe0 EFLAGS: 00010286 [ 37.786816][ T21] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 37.794884][ T21] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103b3dfdee [ 37.802855][ T21] RBP: ffff8881d41e5e60 R08: ffff8881d9e36000 R09: 0000000000000000 [ 37.810803][ T21] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 37.818859][ T21] R13: ffff8881cff4cbd0 R14: ffff8881d7b33c20 R15: ffff8881d41c9b00 [ 37.827001][ T21] ? vprintk_func+0x7d/0x113 [ 37.831680][ T21] usb_start_wait_urb+0x108/0x2b0 [ 37.836828][ T21] ? sg_clean+0x230/0x230 [ 37.841144][ T21] ? kasan_unpoison_shadow+0x30/0x40 [ 37.846422][ T21] ? memset+0x20/0x40 [ 37.850393][ T21] usb_bulk_msg+0x228/0x550 [ 37.854941][ T21] shark_write_val+0x20b/0x310 [ 37.859691][ T21] ? rcu_read_lock_sched_held+0x113/0x130 [ 37.865586][ T21] ? shark_read_val+0x470/0x470 [ 37.870414][ T21] ? shark_read_val+0x470/0x470 [ 37.875237][ T21] snd_tea575x_write+0x78/0x330 [ 37.880071][ T21] snd_tea575x_hw_init+0x8d/0x170 [ 37.885177][ T21] snd_tea575x_init+0x1f/0x6b8 [ 37.889927][ T21] usb_shark_probe+0x5e1/0x770 [ 37.894670][ T21] usb_probe_interface+0x305/0x7a0 [ 37.899831][ T21] ? usb_probe_device+0x100/0x100 [ 37.904847][ T21] really_probe+0x281/0x660 [ 37.909334][ T21] driver_probe_device+0x104/0x210 [ 37.914442][ T21] __device_attach_driver+0x1c2/0x220 [ 37.919798][ T21] ? driver_allows_async_probing+0x160/0x160 [ 37.925755][ T21] bus_for_each_drv+0x15c/0x1e0 [ 37.930591][ T21] ? bus_rescan_devices+0x20/0x20 [ 37.935682][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 37.941496][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 37.946942][ T21] __device_attach+0x217/0x360 [ 37.951700][ T21] ? device_bind_driver+0xd0/0xd0 [ 37.956874][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 37.962137][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 37.967407][ T21] bus_probe_device+0x1e4/0x290 [ 37.972242][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 37.978127][ T21] device_add+0xae6/0x16f0 [ 37.982523][ T21] ? uevent_store+0x50/0x50 [ 37.987206][ T21] usb_set_configuration+0xdf6/0x1670 [ 37.992561][ T21] generic_probe+0x9d/0xd5 [ 37.996949][ T21] usb_probe_device+0x99/0x100 [ 38.001693][ T21] ? usb_suspend+0x620/0x620 [ 38.006261][ T21] really_probe+0x281/0x660 [ 38.010741][ T21] driver_probe_device+0x104/0x210 [ 38.015934][ T21] __device_attach_driver+0x1c2/0x220 [ 38.021285][ T21] ? driver_allows_async_probing+0x160/0x160 [ 38.027237][ T21] bus_for_each_drv+0x15c/0x1e0 [ 38.032062][ T21] ? bus_rescan_devices+0x20/0x20 [ 38.037074][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 38.043024][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 38.048390][ T21] __device_attach+0x217/0x360 [ 38.053147][ T21] ? device_bind_driver+0xd0/0xd0 [ 38.058161][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 38.063443][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 38.068771][ T21] bus_probe_device+0x1e4/0x290 [ 38.073611][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 38.079495][ T21] device_add+0xae6/0x16f0 [ 38.083978][ T21] ? uevent_store+0x50/0x50 [ 38.088598][ T21] usb_new_device.cold+0x6a4/0xe61 [ 38.093809][ T21] hub_event+0x1abd/0x3550 [ 38.098237][ T21] ? hub_port_debounce+0x260/0x260 [ 38.103459][ T21] process_one_work+0x905/0x1570 [ 38.108733][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 38.114096][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 38.119111][ T21] worker_thread+0x96/0xe20 [ 38.123741][ T21] ? process_one_work+0x1570/0x1570 [ 38.128931][ T21] kthread+0x30b/0x410 [ 38.132981][ T21] ? kthread_park+0x1a0/0x1a0 [ 38.137733][ T21] ret_from_fork+0x24/0x30 [ 38.142783][ T21] Kernel Offset: disabled [ 38.148580][ T21] Rebooting in 86400 seconds..