[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. [ 15.143620][ C1] random: crng init done [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.255' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 48.302112][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 48.551646][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 48.711734][ T83] usb 1-1: unable to get BOS descriptor or descriptor too short [ 48.791755][ T83] usb 1-1: config 255 has an invalid interface number: 186 but max is 0 [ 48.801003][ T83] usb 1-1: config 255 has no interface number 0 [ 48.807606][ T83] usb 1-1: config 255 interface 186 altsetting 7 has an invalid endpoint with address 0x0, skipping [ 48.818629][ T83] usb 1-1: config 255 interface 186 altsetting 7 endpoint 0xE has invalid maxpacket 750, setting to 64 [ 48.829950][ T83] usb 1-1: config 255 interface 186 altsetting 7 endpoint 0x6 has invalid maxpacket 498, setting to 64 [ 48.841624][ T83] usb 1-1: config 255 interface 186 altsetting 7 has an invalid endpoint with address 0x80, skipping [ 48.852996][ T83] usb 1-1: config 255 interface 186 altsetting 7 bulk endpoint 0x5 has invalid maxpacket 686 [ 48.863617][ T83] usb 1-1: config 255 interface 186 altsetting 7 endpoint 0x2 has invalid maxpacket 204, setting to 64 [ 48.875053][ T83] usb 1-1: config 255 interface 186 altsetting 7 endpoint 0x3 has invalid maxpacket 831, setting to 64 [ 48.886883][ T83] usb 1-1: config 255 interface 186 altsetting 7 has a duplicate endpoint with address 0xE, skipping [ 48.898132][ T83] usb 1-1: config 255 interface 186 altsetting 7 endpoint 0xA has invalid maxpacket 699, setting to 64 [ 48.909238][ T83] usb 1-1: config 255 interface 186 altsetting 7 endpoint 0x8 has invalid maxpacket 644, setting to 64 [ 48.921030][ T83] usb 1-1: config 255 interface 186 has no altsetting 0 [ 49.161722][ T83] usb 1-1: string descriptor 0 read error: -22 [ 49.168242][ T83] usb 1-1: New USB device found, idVendor=077d, idProduct=627a, bcdDevice= 0.10 [ 49.177928][ T83] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.225745][ T83] ------------[ cut here ]------------ [ 49.231676][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 49.237764][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 49.247648][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 49.254471][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc6+ #0 [ 49.262130][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.272630][ T83] Workqueue: usb_hub_wq hub_event [ 49.278093][ T83] Call Trace: [ 49.281582][ T83] dump_stack+0xca/0x13e [ 49.286115][ T83] ? usb_submit_urb+0x10c0/0x13b0 [ 49.291223][ T83] panic+0x2aa/0x6e1 [ 49.295420][ T83] ? add_taint.cold+0x16/0x16 [ 49.300093][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 49.305803][ T83] ? __warn.cold+0x14/0x33 [ 49.310472][ T83] ? __warn+0xd5/0x1d0 [ 49.314819][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 49.319979][ T83] __warn.cold+0x2f/0x33 [ 49.324715][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 49.329879][ T83] report_bug+0x27b/0x2f0 [ 49.334409][ T83] do_error_trap+0x12b/0x1e0 [ 49.340472][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 49.345544][ T83] do_invalid_op+0x32/0x40 [ 49.350593][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 49.356094][ T83] invalid_op+0x23/0x30 [ 49.360246][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 49.366076][ 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 [ 49.386162][ T83] RSP: 0018:ffff8881d89eefc0 EFLAGS: 00010286 [ 49.392309][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 49.400801][ T83] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b13ddea [ 49.408767][ T83] RBP: ffff8881d203e8a0 R08: ffff8881d8c7c800 R09: ffffed103b663ee7 [ 49.416896][ T83] R10: ffffed103b663ee6 R11: ffff8881db31f737 R12: 0000000000000001 [ 49.424947][ T83] R13: ffff8881cc7d3810 R14: ffff8881cfc3c0a0 R15: ffff8881d9002b00 [ 49.433078][ T83] ? vprintk_func+0x7d/0x113 [ 49.437665][ T83] usb_start_wait_urb+0x108/0x2b0 [ 49.443942][ T83] ? sg_clean+0x230/0x230 [ 49.449710][ T83] ? kasan_unpoison_shadow+0x30/0x40 [ 49.454988][ T83] ? memset+0x20/0x40 [ 49.458962][ T83] usb_bulk_msg+0x228/0x550 [ 49.463670][ T83] shark_write_reg+0x1ef/0x2b0 [ 49.468546][ T83] ? shark_read_reg+0x450/0x450 [ 49.473594][ T83] ? snprintf+0xbb/0xf0 [ 49.477985][ T83] ? vsprintf+0x30/0x30 [ 49.482210][ T83] ? usb_shark_probe+0x93/0x740 [ 49.487186][ T83] radio_tea5777_set_freq+0x1ed/0x470 [ 49.492658][ T83] radio_tea5777_init+0xb7/0x640 [ 49.497591][ T83] usb_shark_probe+0x5b9/0x740 [ 49.502896][ T83] usb_probe_interface+0x305/0x7a0 [ 49.508328][ T83] ? usb_probe_device+0x100/0x100 [ 49.513622][ T83] really_probe+0x281/0x6d0 [ 49.518203][ T83] driver_probe_device+0x104/0x210 [ 49.523923][ T83] __device_attach_driver+0x1c2/0x220 [ 49.530073][ T83] ? driver_allows_async_probing+0x160/0x160 [ 49.536258][ T83] bus_for_each_drv+0x162/0x1e0 [ 49.542506][ T83] ? bus_rescan_devices+0x20/0x20 [ 49.548181][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.553977][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 49.559434][ T83] __device_attach+0x217/0x360 [ 49.564343][ T83] ? device_bind_driver+0xd0/0xd0 [ 49.570202][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 49.575622][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 49.580959][ T83] bus_probe_device+0x1e4/0x290 [ 49.586419][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.592667][ T83] device_add+0xae6/0x16f0 [ 49.598145][ T83] ? uevent_store+0x50/0x50 [ 49.603132][ T83] usb_set_configuration+0xdf6/0x1670 [ 49.608934][ T83] generic_probe+0x9d/0xd5 [ 49.613511][ T83] usb_probe_device+0x99/0x100 [ 49.618478][ T83] ? usb_suspend+0x620/0x620 [ 49.623247][ T83] really_probe+0x281/0x6d0 [ 49.628860][ T83] driver_probe_device+0x104/0x210 [ 49.634343][ T83] __device_attach_driver+0x1c2/0x220 [ 49.640165][ T83] ? driver_allows_async_probing+0x160/0x160 [ 49.646232][ T83] bus_for_each_drv+0x162/0x1e0 [ 49.651171][ T83] ? bus_rescan_devices+0x20/0x20 [ 49.659810][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.665897][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 49.671176][ T83] __device_attach+0x217/0x360 [ 49.675937][ T83] ? device_bind_driver+0xd0/0xd0 [ 49.681471][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 49.687240][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 49.692532][ T83] bus_probe_device+0x1e4/0x290 [ 49.697584][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.703559][ T83] device_add+0xae6/0x16f0 [ 49.707969][ T83] ? uevent_store+0x50/0x50 [ 49.712556][ T83] usb_new_device.cold+0x6a4/0xe79 [ 49.717706][ T83] hub_event+0x1df8/0x3800 [ 49.722725][ T83] ? hub_port_debounce+0x260/0x260 [ 49.728239][ T83] ? find_held_lock+0x2d/0x110 [ 49.733000][ T83] ? mark_held_locks+0xe0/0xe0 [ 49.737844][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.743544][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 49.749279][ T83] process_one_work+0x92b/0x1530 [ 49.754214][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 49.762890][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 49.768001][ T83] worker_thread+0x96/0xe20 [ 49.772600][ T83] ? process_one_work+0x1530/0x1530 [ 49.777913][ T83] kthread+0x318/0x420 [ 49.781972][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 49.787459][ T83] ret_from_fork+0x24/0x30 [ 49.793224][ T83] Kernel Offset: disabled [ 49.797693][ T83] Rebooting in 86400 seconds..