[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[ 14.598104][ T1697] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 14.712308][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.203' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 45.212278][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 45.452251][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 45.572312][ T21] usb 1-1: config 0 has an invalid interface number: 134 but max is 0 [ 45.580862][ T21] usb 1-1: config 0 has no interface number 0 [ 45.587675][ T21] usb 1-1: config 0 interface 134 altsetting 13 endpoint 0xF has invalid maxpacket 1792, setting to 1024 [ 45.599172][ T21] usb 1-1: config 0 interface 134 altsetting 13 bulk endpoint 0xF has invalid maxpacket 1024 [ 45.609439][ T21] usb 1-1: config 0 interface 134 altsetting 13 bulk endpoint 0x8F has invalid maxpacket 0 [ 45.619757][ T21] usb 1-1: config 0 interface 134 has no altsetting 0 [ 45.626754][ T21] usb 1-1: New USB device found, idVendor=054c, idProduct=06c3, bcdDevice=ad.a7 [ 45.636039][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.645800][ T21] usb 1-1: config 0 descriptor?? [ 45.683600][ T21] ------------[ cut here ]------------ [ 45.689295][ T21] URB 000000002ae2df9f submitted while active [ 45.695757][ T21] WARNING: CPU: 1 PID: 21 at drivers/usb/core/urb.c:362 usb_submit_urb+0x10c1/0x13b0 [ 45.705494][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 45.713784][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 45.721300][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.731630][ T21] Workqueue: usb_hub_wq hub_event [ 45.736652][ T21] Call Trace: [ 45.739932][ T21] dump_stack+0xca/0x13e [ 45.744192][ T21] ? usb_submit_urb+0x1030/0x13b0 [ 45.749573][ T21] panic+0x292/0x6c9 [ 45.753595][ T21] ? __warn_printk+0xf3/0xf3 [ 45.758487][ T21] ? usb_submit_urb+0x10c1/0x13b0 [ 45.763515][ T21] ? __probe_kernel_read+0x16c/0x1b0 [ 45.768786][ T21] ? __warn.cold+0x5/0x4b [ 45.773136][ T21] ? __warn+0xe4/0x1c0 [ 45.777199][ T21] ? usb_submit_urb+0x10c1/0x13b0 [ 45.782322][ T21] __warn.cold+0x20/0x4b [ 45.786559][ T21] ? usb_submit_urb+0x10c1/0x13b0 [ 45.791686][ T21] report_bug+0x262/0x2a0 [ 45.796019][ T21] do_error_trap+0x12b/0x1e0 [ 45.800607][ T21] ? usb_submit_urb+0x10c1/0x13b0 [ 45.805811][ T21] do_invalid_op+0x32/0x40 [ 45.810272][ T21] ? usb_submit_urb+0x10c1/0x13b0 [ 45.815292][ T21] invalid_op+0x14/0x20 [ 45.819451][ T21] RIP: 0010:usb_submit_urb+0x10c1/0x13b0 [ 45.825153][ T21] Code: 89 de e8 72 dd e8 fd 84 db 0f 85 42 f6 ff ff e8 35 dc e8 fd 4c 89 fe 48 c7 c7 00 23 1a 86 c6 05 4b 78 57 04 01 e8 ca a0 be fd <0f> 0b e9 20 f6 ff ff c7 44 24 14 01 00 00 00 e9 d7 f6 ff ff 41 bd [ 45.845035][ T21] RSP: 0018:ffff8881d9eff090 EFLAGS: 00010282 [ 45.851104][ T21] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 45.859200][ T21] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103b3dfe04 [ 45.867172][ T21] RBP: ffff8881d3be4960 R08: ffff8881d9e36000 R09: 0000000000000000 [ 45.875252][ T21] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d42bd200 [ 45.883407][ T21] R13: 00000000fffffff0 R14: ffff8881cfea82c8 R15: ffff8881d42bd100 [ 45.891508][ T21] ? vprintk_func+0x7d/0x113 [ 45.896105][ T21] ? kasan_unpoison_shadow+0x30/0x40 [ 45.901489][ T21] port100_send_cmd_async+0x801/0xb80 [ 45.906847][ T21] port100_send_cmd_sync+0xaa/0x130 [ 45.912174][ T21] ? port100_in_send_cmd+0x1c0/0x1c0 [ 45.917713][ T21] ? __alloc_skb+0x3a7/0x5a0 [ 45.922462][ T21] ? skb_put+0x15d/0x1c0 [ 45.926795][ T21] port100_probe+0xa12/0xea0 [ 45.931473][ T21] usb_probe_interface+0x305/0x7a0 [ 45.936691][ T21] ? usb_probe_device+0x100/0x100 [ 45.941941][ T21] really_probe+0x281/0x660 [ 45.946596][ T21] driver_probe_device+0x104/0x210 [ 45.951763][ T21] __device_attach_driver+0x1c2/0x220 [ 45.957133][ T21] ? driver_allows_async_probing+0x160/0x160 [ 45.963550][ T21] bus_for_each_drv+0x15c/0x1e0 [ 45.968565][ T21] ? bus_rescan_devices+0x20/0x20 [ 45.973654][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 45.979675][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 45.985073][ T21] __device_attach+0x217/0x360 [ 45.989994][ T21] ? device_bind_driver+0xd0/0xd0 [ 45.995143][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 46.000426][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 46.005945][ T21] bus_probe_device+0x1e4/0x290 [ 46.010811][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 46.016766][ T21] device_add+0xae6/0x16f0 [ 46.021199][ T21] ? uevent_store+0x50/0x50 [ 46.025750][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 46.031668][ T21] usb_set_configuration+0xdf6/0x1670 [ 46.037321][ T21] generic_probe+0x9d/0xd5 [ 46.041747][ T21] usb_probe_device+0x99/0x100 [ 46.046512][ T21] ? usb_suspend+0x620/0x620 [ 46.051198][ T21] really_probe+0x281/0x660 [ 46.055726][ T21] driver_probe_device+0x104/0x210 [ 46.060915][ T21] __device_attach_driver+0x1c2/0x220 [ 46.066649][ T21] ? driver_allows_async_probing+0x160/0x160 [ 46.072897][ T21] bus_for_each_drv+0x15c/0x1e0 [ 46.077796][ T21] ? bus_rescan_devices+0x20/0x20 [ 46.082941][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 46.088903][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 46.094285][ T21] __device_attach+0x217/0x360 [ 46.099105][ T21] ? device_bind_driver+0xd0/0xd0 [ 46.104132][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 46.109631][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 46.114919][ T21] bus_probe_device+0x1e4/0x290 [ 46.119830][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 46.125734][ T21] device_add+0xae6/0x16f0 [ 46.130152][ T21] ? uevent_store+0x50/0x50 [ 46.134672][ T21] usb_new_device.cold+0x8c1/0x1016 [ 46.139999][ T21] ? usb_port_suspend+0xa40/0xa40 [ 46.145175][ T21] ? mark_held_locks+0x9f/0xe0 [ 46.150177][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 46.155376][ T21] hub_event+0x1ada/0x3590 [ 46.160198][ T21] ? hub_port_debounce+0x260/0x260 [ 46.165307][ T21] process_one_work+0x905/0x1570 [ 46.170466][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 46.175827][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 46.180966][ T21] worker_thread+0x96/0xe20 [ 46.185807][ T21] ? process_one_work+0x1570/0x1570 [ 46.191128][ T21] kthread+0x30b/0x410 [ 46.195233][ T21] ? kthread_park+0x1a0/0x1a0 [ 46.199983][ T21] ret_from_fork+0x24/0x30 [ 46.204998][ T21] Kernel Offset: disabled [ 46.209493][ T21] Rebooting in 86400 seconds..