[info] Using makefile-style concurrent boot in runlevel 2. [ 14.803433][ 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 '10.128.10.6' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 32.297120][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 32.537072][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 32.657191][ T12] usb 1-1: config 0 has an invalid interface number: 252 but max is 0 [ 32.665546][ T12] usb 1-1: config 0 has no interface number 0 [ 32.671751][ T12] usb 1-1: config 0 interface 252 altsetting 0 bulk endpoint 0xB has invalid maxpacket 679 [ 32.681805][ T12] usb 1-1: config 0 interface 252 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 32.691905][ T12] usb 1-1: New USB device found, idVendor=10cf, idProduct=5500, bcdDevice=8a.7a [ 32.701056][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 32.710965][ T12] usb 1-1: config 0 descriptor?? [ 32.751189][ T12] ------------[ cut here ]------------ [ 32.757714][ T12] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 32.763814][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 32.773583][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 32.780157][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0+ #0 [ 32.787305][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.797356][ T12] Workqueue: usb_hub_wq hub_event [ 32.802396][ T12] Call Trace: [ 32.805675][ T12] dump_stack+0xca/0x13e [ 32.809897][ T12] ? usb_submit_urb+0x10f0/0x13b0 [ 32.814904][ T12] panic+0x2a3/0x6da [ 32.818800][ T12] ? add_taint.cold+0x16/0x16 [ 32.823535][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 32.828836][ T12] ? __warn.cold+0x5/0x4a [ 32.833169][ T12] ? __warn+0xe3/0x1e0 [ 32.837224][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.842233][ T12] __warn.cold+0x20/0x4a [ 32.846570][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.851587][ T12] report_bug+0x262/0x2a0 [ 32.856006][ T12] do_error_trap+0x12b/0x1e0 [ 32.860688][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.865710][ T12] do_invalid_op+0x32/0x40 [ 32.870108][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 32.875117][ T12] invalid_op+0x23/0x30 [ 32.879256][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 32.884867][ T12] Code: 4d 85 ed 74 2c e8 28 64 ec fd 4c 89 f7 e8 70 4d 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 40 fb 18 86 e8 bd ed c1 fd <0f> 0b e9 20 f4 ff ff e8 fc 63 ec fd 4c 89 f2 48 b8 00 00 00 00 00 [ 32.904453][ T12] RSP: 0018:ffff8881da20f0a0 EFLAGS: 00010282 [ 32.910645][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 32.918724][ T12] RDX: 0000000000000000 RSI: ffffffff8128d3fd RDI: ffffed103b441e06 [ 32.926681][ T12] RBP: ffff8881d945d300 R08: ffff8881da1f9800 R09: ffffed103b643ee7 [ 32.934668][ T12] R10: ffffed103b643ee6 R11: ffff8881db21f737 R12: 0000000000000001 [ 32.942630][ T12] R13: ffff8881d5b93978 R14: ffff8881d6b3a2a0 R15: ffff8881d945d100 [ 32.950606][ T12] ? vprintk_func+0x7d/0x113 [ 32.955274][ T12] usb_start_wait_urb+0x108/0x2b0 [ 32.960279][ T12] ? sg_clean+0x230/0x230 [ 32.964694][ T12] ? kasan_unpoison_shadow+0x30/0x40 [ 32.970045][ T12] ? memset+0x20/0x40 [ 32.974007][ T12] usb_bulk_msg+0x228/0x550 [ 32.978499][ T12] vmk80xx_write_packet+0x1df/0x260 [ 32.983868][ T12] vmk80xx_auto_attach+0x13b1/0x17c0 [ 32.989217][ T12] comedi_auto_config+0x16e/0x240 [ 32.994251][ T12] usb_probe_interface+0x305/0x7a0 [ 32.999352][ T12] ? usb_probe_device+0x100/0x100 [ 33.004400][ T12] really_probe+0x281/0x6d0 [ 33.008897][ T12] driver_probe_device+0x104/0x210 [ 33.014079][ T12] __device_attach_driver+0x1c2/0x220 [ 33.019536][ T12] ? driver_allows_async_probing+0x160/0x160 [ 33.025500][ T12] bus_for_each_drv+0x162/0x1e0 [ 33.030338][ T12] ? bus_rescan_devices+0x20/0x20 [ 33.035354][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 33.041156][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 33.046479][ T12] __device_attach+0x217/0x360 [ 33.051407][ T12] ? device_bind_driver+0xd0/0xd0 [ 33.058241][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 33.063529][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 33.068800][ T12] bus_probe_device+0x1e4/0x290 [ 33.073816][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 33.079725][ T12] device_add+0xae6/0x16f0 [ 33.084159][ T12] ? uevent_store+0x50/0x50 [ 33.088655][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 33.094457][ T12] usb_set_configuration+0xdf6/0x1670 [ 33.099832][ T12] generic_probe+0x9d/0xd5 [ 33.104250][ T12] usb_probe_device+0x99/0x100 [ 33.109015][ T12] ? usb_suspend+0x620/0x620 [ 33.113677][ T12] really_probe+0x281/0x6d0 [ 33.118161][ T12] driver_probe_device+0x104/0x210 [ 33.123350][ T12] __device_attach_driver+0x1c2/0x220 [ 33.128716][ T12] ? driver_allows_async_probing+0x160/0x160 [ 33.134677][ T12] bus_for_each_drv+0x162/0x1e0 [ 33.139513][ T12] ? bus_rescan_devices+0x20/0x20 [ 33.144517][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 33.150414][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 33.155765][ T12] __device_attach+0x217/0x360 [ 33.160510][ T12] ? device_bind_driver+0xd0/0xd0 [ 33.165539][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 33.170805][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 33.176280][ T12] bus_probe_device+0x1e4/0x290 [ 33.181126][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 33.187087][ T12] device_add+0xae6/0x16f0 [ 33.191482][ T12] ? uevent_store+0x50/0x50 [ 33.195964][ T12] usb_new_device.cold+0x6a4/0xe79 [ 33.201077][ T12] hub_event+0x1b5c/0x3640 [ 33.205508][ T12] ? hub_port_debounce+0x260/0x260 [ 33.210704][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 33.216247][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 33.221512][ T12] process_one_work+0x92b/0x1530 [ 33.226468][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 33.231966][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 33.237079][ T12] worker_thread+0x96/0xe20 [ 33.241618][ T12] ? process_one_work+0x1530/0x1530 [ 33.246798][ T12] kthread+0x318/0x420 [ 33.250939][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 33.256300][ T12] ret_from_fork+0x24/0x30 [ 33.261736][ T12] Kernel Offset: disabled [ 33.266095][ T12] Rebooting in 86400 seconds..