[info] Using makefile-style concurrent boot in runlevel 2. [ 14.848338][ 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 '10.128.0.103' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 25.145506][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 25.385042][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 25.505247][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x1 has an invalid bInterval 0, changing to 7 [ 25.516227][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 25.529115][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has wMaxPacketSize 0, skipping [ 25.655179][ T83] usb 1-1: New USB device found, idVendor=0573, idProduct=4d21, bcdDevice=e8.34 [ 25.664432][ T83] usb 1-1: New USB device strings: Mfr=185, Product=199, SerialNumber=0 [ 25.672878][ T83] usb 1-1: Product: syz [ 25.677094][ T83] usb 1-1: Manufacturer: syz [ 25.682872][ T83] usb 1-1: config 0 descriptor?? [ 25.727112][ T83] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G) found [ 25.734573][ T83] ------------[ cut here ]------------ [ 25.740152][ T83] usb 1-1: BOGUS urb xfer, pipe 2 != type 1 [ 25.746210][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 25.755641][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 25.762207][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc6+ #0 [ 25.769551][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.779771][ T83] Workqueue: usb_hub_wq hub_event [ 25.784803][ T83] Call Trace: [ 25.788074][ T83] dump_stack+0xca/0x13e [ 25.792295][ T83] ? usb_submit_urb+0x10c0/0x13b0 [ 25.797296][ T83] panic+0x2aa/0x6e1 [ 25.801171][ T83] ? add_taint.cold+0x16/0x16 [ 25.805826][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 25.811094][ T83] ? __warn.cold+0x14/0x33 [ 25.815492][ T83] ? __warn+0xd5/0x1d0 [ 25.819538][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 25.824801][ T83] __warn.cold+0x2f/0x33 [ 25.829034][ T83] ? __irq_work_queue_local+0xa3/0xe0 [ 25.834381][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 25.839379][ T83] report_bug+0x27b/0x2f0 [ 25.843695][ T83] do_error_trap+0x12b/0x1e0 [ 25.848270][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 25.853266][ T83] do_invalid_op+0x32/0x40 [ 25.857655][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 25.862891][ T83] invalid_op+0x23/0x30 [ 25.867045][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 25.872652][ T83] 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 [ 25.892351][ T83] RSP: 0018:ffff8881d89f6fe8 EFLAGS: 00010282 [ 25.898415][ T83] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 25.906408][ T83] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b13edef [ 25.914358][ T83] RBP: ffff8881d5f1ed00 R08: ffff8881d8863000 R09: ffffed103b665d58 [ 25.922308][ T83] R10: ffffed103b665d57 R11: ffff8881db32eabf R12: 0000000000000002 [ 25.930258][ T83] R13: ffff8881d2143fa8 R14: ffff8881cff2a0a0 R15: ffff8881d5f1ee00 [ 25.938215][ T83] ? vprintk_func+0x7d/0x113 [ 25.942785][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 25.947786][ T83] usb_start_wait_urb+0x108/0x2b0 [ 25.952783][ T83] ? sg_clean+0x230/0x230 [ 25.957097][ T83] ? kasan_unpoison_shadow+0x30/0x40 [ 25.962369][ T83] ? memset+0x20/0x40 [ 25.966379][ T83] usb_control_msg+0x31c/0x4a0 [ 25.971315][ T83] ? usb_start_wait_urb+0x2b0/0x2b0 [ 25.976499][ T83] ? usbvision_probe.cold+0xb10/0x1f1f [ 25.981936][ T83] usbvision_write_reg+0x175/0x1f0 [ 25.987035][ T83] usbvision_audio_off+0x1e/0xc0 [ 25.991957][ T83] usbvision_probe.cold+0x12a4/0x1f1f [ 25.997307][ T83] usb_probe_interface+0x305/0x7a0 [ 26.002399][ T83] ? usb_probe_device+0x100/0x100 [ 26.007410][ T83] really_probe+0x281/0x6d0 [ 26.011907][ T83] driver_probe_device+0x104/0x210 [ 26.016991][ T83] __device_attach_driver+0x1c2/0x220 [ 26.022334][ T83] ? driver_allows_async_probing+0x160/0x160 [ 26.028295][ T83] bus_for_each_drv+0x162/0x1e0 [ 26.033118][ T83] ? bus_rescan_devices+0x20/0x20 [ 26.038127][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 26.043905][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 26.049194][ T83] __device_attach+0x217/0x360 [ 26.053968][ T83] ? device_bind_driver+0xd0/0xd0 [ 26.058988][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 26.064263][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 26.069672][ T83] bus_probe_device+0x1e4/0x290 [ 26.074510][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 26.080379][ T83] device_add+0xae6/0x16f0 [ 26.084770][ T83] ? uevent_store+0x50/0x50 [ 26.089254][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 26.095041][ T83] usb_set_configuration+0xdf6/0x1670 [ 26.100412][ T83] generic_probe+0x9d/0xd5 [ 26.104804][ T83] usb_probe_device+0x99/0x100 [ 26.109541][ T83] ? usb_suspend+0x620/0x620 [ 26.114111][ T83] really_probe+0x281/0x6d0 [ 26.118587][ T83] driver_probe_device+0x104/0x210 [ 26.123672][ T83] __device_attach_driver+0x1c2/0x220 [ 26.129043][ T83] ? driver_allows_async_probing+0x160/0x160 [ 26.135012][ T83] bus_for_each_drv+0x162/0x1e0 [ 26.139855][ T83] ? bus_rescan_devices+0x20/0x20 [ 26.144858][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 26.150817][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 26.156077][ T83] __device_attach+0x217/0x360 [ 26.160817][ T83] ? device_bind_driver+0xd0/0xd0 [ 26.165821][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 26.171095][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 26.176353][ T83] bus_probe_device+0x1e4/0x290 [ 26.181181][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 26.187047][ T83] device_add+0xae6/0x16f0 [ 26.191435][ T83] ? uevent_store+0x50/0x50 [ 26.195911][ T83] usb_new_device.cold+0x6a4/0xe79 [ 26.201004][ T83] hub_event+0x1df8/0x3800 [ 26.205395][ T83] ? hub_port_debounce+0x260/0x260 [ 26.210479][ T83] ? find_held_lock+0x2d/0x110 [ 26.215233][ T83] ? mark_held_locks+0xe0/0xe0 [ 26.219972][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.225488][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.230748][ T83] process_one_work+0x92b/0x1530 [ 26.235659][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 26.241004][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 26.246012][ T83] worker_thread+0x96/0xe20 [ 26.250512][ T83] ? process_one_work+0x1530/0x1530 [ 26.255684][ T83] kthread+0x318/0x420 [ 26.259727][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 26.265519][ T83] ret_from_fork+0x24/0x30 [ 26.270711][ T83] Kernel Offset: disabled [ 26.275063][ T83] Rebooting in 86400 seconds..