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 '10.128.1.17' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 29.217564][ T94] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 29.617186][ T94] usb 1-1: unable to get BOS descriptor or descriptor too short [ 29.657197][ T94] usb 1-1: not running at top speed; connect to a high speed hub [ 29.737205][ T94] usb 1-1: config 129 has an invalid interface number: 226 but max is 0 [ 29.745572][ T94] usb 1-1: config 129 contains an unexpected descriptor of type 0x2, skipping [ 29.754495][ T94] usb 1-1: config 129 has no interface number 0 [ 29.760806][ T94] usb 1-1: config 129 interface 226 altsetting 1 endpoint 0xB has invalid maxpacket 624, setting to 64 [ 29.771898][ T94] usb 1-1: config 129 interface 226 altsetting 1 endpoint 0xF has invalid maxpacket 512, setting to 64 [ 29.782954][ T94] usb 1-1: config 129 interface 226 altsetting 1 has an invalid endpoint with address 0xCF, skipping [ 29.793849][ T94] usb 1-1: config 129 interface 226 altsetting 1 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 29.805009][ T94] usb 1-1: config 129 interface 226 altsetting 1 endpoint 0x8 has invalid maxpacket 1024, setting to 64 [ 29.816187][ T94] usb 1-1: config 129 interface 226 altsetting 1 has a duplicate endpoint with address 0xA, skipping [ 29.827058][ T94] usb 1-1: config 129 interface 226 altsetting 1 endpoint 0x4 has invalid maxpacket 1024, setting to 64 [ 29.838195][ T94] usb 1-1: config 129 interface 226 has no altsetting 0 [ 30.077182][ T94] usb 1-1: string descriptor 0 read error: -22 [ 30.083415][ T94] usb 1-1: New USB device found, idVendor=1915, idProduct=2236, bcdDevice=1a.15 [ 30.092572][ T94] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 30.142050][ T94] prism2_usb 1-1:129.226 (unnamed net_device) (uninitialized): prism2_usb: Checking for firmware prism2_ru.fw [ 30.214460][ T94] usb 1-1: Direct firmware load for prism2_ru.fw failed with error -2 [ 30.222777][ T94] prism2_usb 1-1:129.226 (unnamed net_device) (uninitialized): prism2_usb: Firmware not available, but not essential [ 30.235070][ T94] prism2_usb 1-1:129.226 (unnamed net_device) (uninitialized): prism2_usb: can continue to use card anyway. [ 30.277176][ T94] ------------[ cut here ]------------ [ 30.282649][ T94] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 30.288842][ T94] WARNING: CPU: 0 PID: 94 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 30.298287][ T94] Kernel panic - not syncing: panic_on_warn set ... [ 30.304852][ T94] CPU: 0 PID: 94 Comm: kworker/0:2 Not tainted 5.5.0-rc7-syzkaller #0 [ 30.312971][ T94] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.323041][ T94] Workqueue: usb_hub_wq hub_event [ 30.328068][ T94] Call Trace: [ 30.331336][ T94] dump_stack+0xef/0x16e [ 30.335573][ T94] ? usb_submit_urb+0x1100/0x1460 [ 30.340635][ T94] panic+0x2aa/0x6e1 [ 30.344521][ T94] ? add_taint.cold+0x16/0x16 [ 30.349185][ T94] ? __probe_kernel_read+0x188/0x1d0 [ 30.354451][ T94] ? __warn.cold+0x14/0x30 [ 30.358856][ T94] ? __warn+0xd5/0x1c8 [ 30.362906][ T94] ? usb_submit_urb+0x1188/0x1460 [ 30.367913][ T94] __warn.cold+0x2f/0x30 [ 30.372142][ T94] ? usb_submit_urb+0x1188/0x1460 [ 30.377143][ T94] report_bug+0x27b/0x2f0 [ 30.381451][ T94] do_error_trap+0x12b/0x1e0 [ 30.386015][ T94] ? usb_submit_urb+0x1188/0x1460 [ 30.391030][ T94] do_invalid_op+0x32/0x40 [ 30.395425][ T94] ? usb_submit_urb+0x1188/0x1460 [ 30.400426][ T94] invalid_op+0x23/0x30 [ 30.404579][ T94] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 30.410191][ T94] Code: 4d 85 ed 74 46 e8 28 2d e1 fd 4c 89 f7 e8 d0 87 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 a0 2b 3b 86 e8 20 13 b6 fd <0f> 0b e9 20 f4 ff ff e8 fc 2c e1 fd 0f 1f 44 00 00 e8 f2 2c e1 fd [ 30.429783][ T94] RSP: 0018:ffff8881d5966fe8 EFLAGS: 00010282 [ 30.435830][ T94] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 30.443899][ T94] RDX: 0000000000000000 RSI: ffffffff81295a0d RDI: ffffed103ab2cdef [ 30.451852][ T94] RBP: ffff8881c69670f0 R08: ffff8881d6c61880 R09: fffffbfff1269cae [ 30.459801][ T94] R10: fffffbfff1269cad R11: ffffffff8934e56f R12: 0000000000000003 [ 30.467772][ T94] R13: ffff8881cc655840 R14: ffff8881c59fe0a0 R15: ffff8881c660c008 [ 30.475765][ T94] ? vprintk_func+0x7d/0x113 [ 30.480348][ T94] ? usb_submit_urb+0x1188/0x1460 [ 30.485460][ T94] submit_rx_urb+0x2f8/0x400 [ 30.490028][ T94] hfa384x_drvr_start+0x1cf/0x480 [ 30.495082][ T94] ? hfa384x_drvr_setconfig+0x40/0x40 [ 30.500623][ T94] ? __netdev_printk+0x1c6/0x27c [ 30.505542][ T94] prism2sta_ifstate+0x24e/0x510 [ 30.510461][ T94] ? netdev_notice+0x109/0x109 [ 30.515205][ T94] ? assign_fw+0x480/0x480 [ 30.519596][ T94] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 30.525114][ T94] ? prism2mib_bytearea2pstr+0x1f0/0x1f0 [ 30.530721][ T94] prism2sta_probe_usb.cold+0x1c8/0x49e [ 30.536241][ T94] ? prism2sta_mlmerequest+0xa90/0xa90 [ 30.541686][ T94] ? __pm_runtime_resume+0x111/0x180 [ 30.546955][ T94] usb_probe_interface+0x310/0x800 [ 30.552043][ T94] ? usb_probe_device+0x140/0x140 [ 30.557049][ T94] really_probe+0x290/0xad0 [ 30.561528][ T94] driver_probe_device+0x223/0x350 [ 30.566613][ T94] __device_attach_driver+0x1d1/0x290 [ 30.571958][ T94] ? driver_allows_async_probing+0x160/0x160 [ 30.577916][ T94] bus_for_each_drv+0x162/0x1e0 [ 30.582750][ T94] ? bus_rescan_devices+0x20/0x20 [ 30.587753][ T94] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.593546][ T94] ? lockdep_hardirqs_on+0x382/0x580 [ 30.598806][ T94] __device_attach+0x217/0x390 [ 30.603633][ T94] ? device_bind_driver+0xd0/0xd0 [ 30.608631][ T94] bus_probe_device+0x1e4/0x290 [ 30.613457][ T94] device_add+0x1459/0x1bf0 [ 30.617946][ T94] ? wait_for_completion+0x3c0/0x3c0 [ 30.623207][ T94] ? device_link_remove+0x110/0x110 [ 30.628388][ T94] usb_set_configuration+0xe47/0x17d0 [ 30.633733][ T94] generic_probe+0x9d/0xd5 [ 30.638129][ T94] usb_probe_device+0xaf/0x140 [ 30.642869][ T94] ? usb_suspend+0x5f0/0x5f0 [ 30.647434][ T94] really_probe+0x290/0xad0 [ 30.651922][ T94] driver_probe_device+0x223/0x350 [ 30.657007][ T94] __device_attach_driver+0x1d1/0x290 [ 30.662369][ T94] ? driver_allows_async_probing+0x160/0x160 [ 30.668339][ T94] bus_for_each_drv+0x162/0x1e0 [ 30.673179][ T94] ? bus_rescan_devices+0x20/0x20 [ 30.678184][ T94] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.683969][ T94] ? lockdep_hardirqs_on+0x382/0x580 [ 30.689230][ T94] __device_attach+0x217/0x390 [ 30.693971][ T94] ? device_bind_driver+0xd0/0xd0 [ 30.698979][ T94] bus_probe_device+0x1e4/0x290 [ 30.703819][ T94] device_add+0x1459/0x1bf0 [ 30.708304][ T94] ? device_link_remove+0x110/0x110 [ 30.713492][ T94] usb_new_device.cold+0x540/0xcd0 [ 30.718592][ T94] hub_event+0x21cb/0x4300 [ 30.722996][ T94] ? hub_port_debounce+0x350/0x350 [ 30.728082][ T94] ? find_held_lock+0x2d/0x110 [ 30.732818][ T94] ? mark_held_locks+0xe0/0xe0 [ 30.737557][ T94] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 30.743080][ T94] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 30.748338][ T94] process_one_work+0x945/0x15c0 [ 30.753260][ T94] ? pwq_dec_nr_in_flight+0x310/0x310 [ 30.758605][ T94] ? do_raw_spin_lock+0x129/0x290 [ 30.763618][ T94] worker_thread+0x96/0xe20 [ 30.768102][ T94] ? process_one_work+0x15c0/0x15c0 [ 30.773272][ T94] kthread+0x318/0x420 [ 30.777317][ T94] ? kthread_create_on_node+0xf0/0xf0 [ 30.782784][ T94] ret_from_fork+0x24/0x30 [ 30.788209][ T94] Kernel Offset: disabled [ 30.792606][ T94] Rebooting in 86400 seconds..