INIT: Entering runlevel: 2 [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[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.6' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 48.806536][ T107] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 49.046113][ T107] usb 1-1: Using ep0 maxpacket: 8 [ 49.166241][ T107] usb 1-1: config 0 has an invalid interface number: 143 but max is 0 [ 49.174479][ T107] usb 1-1: config 0 has an invalid interface association descriptor of length 2, skipping [ 49.184559][ T107] usb 1-1: config 0 has no interface number 0 [ 49.190711][ T107] usb 1-1: config 0 interface 143 altsetting 0 endpoint 0xE has an invalid bInterval 0, changing to 7 [ 49.201720][ T107] usb 1-1: config 0 interface 143 altsetting 0 has an invalid endpoint with address 0x80, skipping [ 49.212423][ T107] usb 1-1: config 0 interface 143 altsetting 0 endpoint 0x6 has invalid maxpacket 394, setting to 64 [ 49.223356][ T107] usb 1-1: config 0 interface 143 altsetting 0 has a duplicate endpoint with address 0xF, skipping [ 49.234061][ T107] usb 1-1: config 0 interface 143 altsetting 0 has a duplicate endpoint with address 0xF, skipping [ 49.244791][ T107] usb 1-1: New USB device found, idVendor=05ef, idProduct=8884, bcdDevice=90.28 [ 49.253848][ T107] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.263485][ T107] usb 1-1: config 0 descriptor?? [ 50.356493][ T107] ------------[ cut here ]------------ [ 50.362023][ T107] URB 00000000837e9cb0 submitted while active [ 50.368339][ T107] WARNING: CPU: 1 PID: 107 at drivers/usb/core/urb.c:362 usb_submit_urb+0x10c1/0x13b0 [ 50.377875][ T107] Kernel panic - not syncing: panic_on_warn set ... [ 50.384445][ T107] CPU: 1 PID: 107 Comm: kworker/1:2 Not tainted 5.2.0-rc6+ #14 [ 50.391964][ T107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.402006][ T107] Workqueue: usb_hub_wq hub_event [ 50.407114][ T107] Call Trace: [ 50.410390][ T107] dump_stack+0xca/0x13e [ 50.414610][ T107] ? usb_submit_urb+0x1080/0x13b0 [ 50.419737][ T107] panic+0x292/0x6c9 [ 50.423680][ T107] ? __warn_printk+0xf3/0xf3 [ 50.428259][ T107] ? usb_submit_urb+0x10c1/0x13b0 [ 50.433316][ T107] ? __probe_kernel_read+0x16c/0x1b0 [ 50.438587][ T107] ? __warn.cold+0x5/0x4b [ 50.443033][ T107] ? __warn+0xe4/0x1c0 [ 50.447085][ T107] ? usb_submit_urb+0x10c1/0x13b0 [ 50.452080][ T107] __warn.cold+0x20/0x4b [ 50.456293][ T107] ? usb_submit_urb+0x10c1/0x13b0 [ 50.461289][ T107] report_bug+0x262/0x2a0 [ 50.465601][ T107] do_error_trap+0x12b/0x1e0 [ 50.470159][ T107] ? usb_submit_urb+0x10c1/0x13b0 [ 50.475150][ T107] do_invalid_op+0x32/0x40 [ 50.479535][ T107] ? usb_submit_urb+0x10c1/0x13b0 [ 50.484574][ T107] invalid_op+0x14/0x20 [ 50.488718][ T107] RIP: 0010:usb_submit_urb+0x10c1/0x13b0 [ 50.494328][ T107] Code: 89 de e8 c2 6b e8 fd 84 db 0f 85 42 f6 ff ff e8 85 6a e8 fd 4c 89 fe 48 c7 c7 e0 39 1a 86 c6 05 1b 06 57 04 01 e8 1a 2f be fd <0f> 0b e9 20 f6 ff ff c7 44 24 14 01 00 00 00 e9 d7 f6 ff ff 41 bd [ 50.513902][ T107] RSP: 0018:ffff8881d4247010 EFLAGS: 00010286 [ 50.519973][ T107] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 50.527929][ T107] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103a848df4 [ 50.535947][ T107] RBP: ffff8881d4447100 R08: ffff8881d4238000 R09: 0000000000000000 [ 50.543902][ T107] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d0bcc400 [ 50.551850][ T107] R13: 00000000fffffff0 R14: ffffffff862dfc60 R15: ffff8881d4447100 [ 50.559812][ T107] ? vprintk_func+0x7d/0x113 [ 50.564427][ T107] ? usb_put_dev+0x1f/0x30 [ 50.568827][ T107] ? usb_hcd_unlink_urb+0xb4/0x180 [ 50.573920][ T107] iforce_get_id_packet+0x19c/0x52c [ 50.579093][ T107] ? iforce_process_packet+0xd80/0xd80 [ 50.584525][ T107] ? finish_wait+0x260/0x260 [ 50.589085][ T107] ? lockdep_init_map+0x1b0/0x5e0 [ 50.594097][ T107] ? lockdep_init_map+0x1b0/0x5e0 [ 50.599107][ T107] iforce_init_device+0x391/0x138d [ 50.604379][ T107] ? iforce_open+0x1b0/0x1b0 [ 50.609074][ T107] ? kasan_unpoison_shadow+0x30/0x40 [ 50.614338][ T107] ? memset+0x20/0x40 [ 50.618300][ T107] iforce_usb_probe+0x97c/0xd90 [ 50.623149][ T107] usb_probe_interface+0x305/0x7a0 [ 50.628237][ T107] ? usb_probe_device+0x100/0x100 [ 50.633231][ T107] really_probe+0x281/0x660 [ 50.637709][ T107] driver_probe_device+0x104/0x210 [ 50.642798][ T107] __device_attach_driver+0x1c2/0x220 [ 50.648171][ T107] ? driver_allows_async_probing+0x160/0x160 [ 50.654122][ T107] bus_for_each_drv+0x15c/0x1e0 [ 50.658942][ T107] ? bus_rescan_devices+0x20/0x20 [ 50.663935][ T107] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.669710][ T107] ? lockdep_hardirqs_on+0x379/0x580 [ 50.674962][ T107] __device_attach+0x217/0x360 [ 50.679698][ T107] ? device_bind_driver+0xd0/0xd0 [ 50.684706][ T107] ? kobject_uevent_env+0x29e/0x1150 [ 50.689963][ T107] ? kobject_uevent_env+0x2a8/0x1150 [ 50.695260][ T107] bus_probe_device+0x1e4/0x290 [ 50.700137][ T107] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.706005][ T107] device_add+0xae6/0x16f0 [ 50.710491][ T107] ? uevent_store+0x50/0x50 [ 50.714978][ T107] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.720771][ T107] usb_set_configuration+0xdf6/0x1670 [ 50.726117][ T107] generic_probe+0x9d/0xd5 [ 50.730508][ T107] usb_probe_device+0x99/0x100 [ 50.735244][ T107] ? usb_suspend+0x620/0x620 [ 50.739925][ T107] really_probe+0x281/0x660 [ 50.744404][ T107] driver_probe_device+0x104/0x210 [ 50.749497][ T107] __device_attach_driver+0x1c2/0x220 [ 50.754845][ T107] ? driver_allows_async_probing+0x160/0x160 [ 50.760800][ T107] bus_for_each_drv+0x15c/0x1e0 [ 50.765624][ T107] ? bus_rescan_devices+0x20/0x20 [ 50.770619][ T107] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.776394][ T107] ? lockdep_hardirqs_on+0x379/0x580 [ 50.781659][ T107] __device_attach+0x217/0x360 [ 50.786397][ T107] ? device_bind_driver+0xd0/0xd0 [ 50.791399][ T107] ? kobject_uevent_env+0x29e/0x1150 [ 50.796659][ T107] ? kobject_uevent_env+0x2a8/0x1150 [ 50.801920][ T107] bus_probe_device+0x1e4/0x290 [ 50.806752][ T107] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.812620][ T107] device_add+0xae6/0x16f0 [ 50.817078][ T107] ? uevent_store+0x50/0x50 [ 50.821561][ T107] usb_new_device.cold+0x8c1/0x1016 [ 50.826726][ T107] ? usb_port_suspend+0xa40/0xa40 [ 50.831716][ T107] ? mark_held_locks+0x9f/0xe0 [ 50.836462][ T107] ? _raw_spin_unlock_irq+0x24/0x30 [ 50.841623][ T107] hub_event+0x1b3d/0x35f0 [ 50.846007][ T107] ? hub_port_debounce+0x260/0x260 [ 50.851196][ T107] process_one_work+0x905/0x1570 [ 50.856116][ T107] ? pwq_dec_nr_in_flight+0x310/0x310 [ 50.861469][ T107] ? do_raw_spin_lock+0x11a/0x280 [ 50.866470][ T107] worker_thread+0x96/0xe20 [ 50.871059][ T107] ? process_one_work+0x1570/0x1570 [ 50.876234][ T107] kthread+0x30b/0x410 [ 50.880319][ T107] ? kthread_park+0x1a0/0x1a0 [ 50.884993][ T107] ret_from_fork+0x24/0x30 [ 50.889829][ T107] Kernel Offset: disabled [ 50.894171][ T107] Rebooting in 86400 seconds..