[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[ 15.115367][ T1657] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 15.223082][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 29.304656][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 29.544203][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 29.664291][ T83] usb 1-1: config index 0 descriptor too short (expected 53, got 36) [ 29.672659][ T83] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 1024 [ 29.682624][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 29.693526][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has wMaxPacketSize 0, skipping [ 29.703487][ T83] usb 1-1: New USB device found, idVendor=0573, idProduct=4d21, bcdDevice=83.91 [ 29.712535][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 29.721810][ T83] usb 1-1: config 0 descriptor?? [ 29.744418][ T1708] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 29.766791][ T83] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G) found [ 29.774415][ T83] ------------[ cut here ]------------ [ 29.779881][ T83] usb 1-1: BOGUS urb xfer, pipe 2 != type 3 [ 29.785979][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x13b0 [ 29.795483][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 29.802050][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.5.0-rc2-syzkaller #0 [ 29.813127][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.823183][ T83] Workqueue: usb_hub_wq hub_event [ 29.828201][ T83] Call Trace: [ 29.831470][ T83] dump_stack+0xef/0x16e [ 29.836472][ T83] ? usb_submit_urb+0x1140/0x13b0 [ 29.841478][ T83] panic+0x2aa/0x6e1 [ 29.845351][ T83] ? add_taint.cold+0x16/0x16 [ 29.850008][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 29.855287][ T83] ? __warn.cold+0x14/0x30 [ 29.859697][ T83] ? __warn+0xd5/0x1c8 [ 29.863749][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 29.868796][ T83] __warn.cold+0x2f/0x30 [ 29.873061][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 29.878070][ T83] report_bug+0x27b/0x2f0 [ 29.882379][ T83] do_error_trap+0x12b/0x1e0 [ 29.886947][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 29.891946][ T83] do_invalid_op+0x32/0x40 [ 29.896341][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 29.901348][ T83] invalid_op+0x23/0x30 [ 29.905483][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 29.911100][ T83] Code: 4d 85 ed 74 2c e8 78 90 e7 fd 4c 89 f7 e8 70 2c 1d ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 59 15 86 e8 20 ad bc fd <0f> 0b e9 20 f4 ff ff e8 4c 90 e7 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 29.930683][ T83] RSP: 0018:ffff8881d8ae6fd0 EFLAGS: 00010282 [ 29.936727][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 29.944686][ T83] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b15cdec [ 29.952640][ T83] RBP: ffff8881d4c44e00 R08: ffff8881d8d66200 R09: fffffbfff11f1eb6 [ 29.960588][ T83] R10: fffffbfff11f1eb5 R11: ffffffff88f8f5af R12: 0000000000000002 [ 29.968537][ T83] R13: ffff8881cf224c78 R14: ffff8881cfddc0a0 R15: ffff8881d4c44a00 [ 29.976581][ T83] ? vprintk_func+0x7d/0x113 [ 29.981157][ T83] usb_start_wait_urb+0x108/0x2b0 [ 29.986156][ T83] ? sg_clean+0x230/0x230 [ 29.990461][ T83] ? kasan_unpoison_shadow+0x30/0x40 [ 29.995721][ T83] ? memset+0x20/0x40 [ 29.999677][ T83] usb_control_msg+0x31c/0x4a0 [ 30.004416][ T83] ? usb_start_wait_urb+0x2b0/0x2b0 [ 30.009590][ T83] ? usbvision_probe.cold+0xb10/0x1f21 [ 30.015023][ T83] usbvision_write_reg+0x175/0x1f0 [ 30.020126][ T83] usbvision_audio_off+0x1e/0xc0 [ 30.025049][ T83] usbvision_probe.cold+0x12a4/0x1f21 [ 30.030408][ T83] usb_probe_interface+0x305/0x7a0 [ 30.035503][ T83] ? usb_probe_device+0x100/0x100 [ 30.040522][ T83] really_probe+0x281/0x6d0 [ 30.045004][ T83] driver_probe_device+0x104/0x210 [ 30.050090][ T83] __device_attach_driver+0x1c2/0x220 [ 30.055442][ T83] ? driver_allows_async_probing+0x160/0x160 [ 30.061395][ T83] bus_for_each_drv+0x162/0x1e0 [ 30.066220][ T83] ? bus_rescan_devices+0x20/0x20 [ 30.071217][ T83] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.077083][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 30.082430][ T83] __device_attach+0x217/0x360 [ 30.087171][ T83] ? device_bind_driver+0xd0/0xd0 [ 30.092172][ T83] bus_probe_device+0x1e4/0x290 [ 30.097004][ T83] device_add+0x1480/0x1c20 [ 30.101485][ T83] ? wait_for_completion+0x3c0/0x3c0 [ 30.106750][ T83] ? device_links_flush_sync_list+0x350/0x350 [ 30.112831][ T83] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.118614][ T83] usb_set_configuration+0xe67/0x1740 [ 30.123986][ T83] generic_probe+0x9d/0xd5 [ 30.128391][ T83] usb_probe_device+0x99/0x100 [ 30.133151][ T83] ? usb_suspend+0x620/0x620 [ 30.137727][ T83] really_probe+0x281/0x6d0 [ 30.142224][ T83] driver_probe_device+0x104/0x210 [ 30.147331][ T83] __device_attach_driver+0x1c2/0x220 [ 30.152689][ T83] ? driver_allows_async_probing+0x160/0x160 [ 30.158690][ T83] bus_for_each_drv+0x162/0x1e0 [ 30.163753][ T83] ? bus_rescan_devices+0x20/0x20 [ 30.168758][ T83] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.174543][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 30.179822][ T83] __device_attach+0x217/0x360 [ 30.184571][ T83] ? device_bind_driver+0xd0/0xd0 [ 30.189569][ T83] bus_probe_device+0x1e4/0x290 [ 30.194395][ T83] device_add+0x1480/0x1c20 [ 30.198878][ T83] ? device_links_flush_sync_list+0x350/0x350 [ 30.204924][ T83] usb_new_device.cold+0x6a4/0xe79 [ 30.210008][ T83] hub_event+0x1e59/0x3860 [ 30.214402][ T83] ? hub_port_debounce+0x260/0x260 [ 30.219488][ T83] ? find_held_lock+0x2d/0x110 [ 30.224254][ T83] ? mark_held_locks+0xe0/0xe0 [ 30.229008][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 30.234536][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 30.239806][ T83] process_one_work+0x92b/0x1530 [ 30.244729][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 30.250083][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 30.255086][ T83] worker_thread+0x96/0xe20 [ 30.259586][ T83] ? process_one_work+0x1530/0x1530 [ 30.264788][ T83] kthread+0x318/0x420 [ 30.268840][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 30.274196][ T83] ret_from_fork+0x24/0x30 [ 30.279245][ T83] Kernel Offset: disabled [ 30.283605][ T83] Rebooting in 86400 seconds..