[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [ 42.762625] kauditd_printk_skb: 8 callbacks suppressed [ 42.762634] audit: type=1800 audit(1555132147.337:29): pid=4949 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 42.787677] audit: type=1800 audit(1555132147.337:30): pid=4949 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.46' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 60.161547] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 60.521549] usb 1-1: config 0 has an invalid interface number: 155 but max is 0 [ 60.529278] usb 1-1: config 0 has an invalid descriptor of length 1, skipping remainder of the config [ 60.539429] usb 1-1: config 0 has no interface number 0 [ 60.544840] usb 1-1: config 0 interface 155 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 6 [ 60.557264] usb 1-1: New USB device found, idVendor=0586, idProduct=3413, bcdDevice=a0.46 [ 60.565760] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.577909] usb 1-1: config 0 descriptor?? executing program [ 60.841472] usb 1-1: string descriptor 0 read error: -71 [ 61.211458] usb 1-1: reset full-speed USB device number 2 using dummy_hcd executing program [ 61.771552] usb 1-1: read over firmware interface failed: -71 [ 62.141516] usb 1-1: reset full-speed USB device number 2 using dummy_hcd [ 62.502092] WARNING: CPU: 0 PID: 532 at drivers/net/wireless/zydas/zd1211rw/zd_mac.c:238 zd_mac_clear+0xb0/0xe0 [ 62.524456] Kernel panic - not syncing: panic_on_warn set ... [ 62.530339] CPU: 0 PID: 532 Comm: kworker/0:2 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 62.538378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.548195] Workqueue: usb_hub_wq hub_event [ 62.552623] Call Trace: [ 62.555216] dump_stack+0xe8/0x16e [ 62.558752] ? zd_mac_clear+0xa0/0xe0 [ 62.562573] panic+0x29d/0x5f2 [ 62.565770] ? __warn_printk+0xf8/0xf8 [ 62.569671] ? zd_mac_clear+0xb0/0xe0 [ 62.573461] ? __probe_kernel_read+0x171/0x1b0 [ 62.578035] ? __warn.cold+0x5/0x48 [ 62.581657] ? __warn+0xe9/0x1d0 [ 62.585031] ? zd_mac_clear+0xb0/0xe0 [ 62.588947] __warn.cold+0x20/0x48 [ 62.592586] ? zd_mac_clear+0xb0/0xe0 [ 62.596478] report_bug+0x262/0x2a0 [ 62.600123] do_error_trap+0x130/0x1f0 [ 62.604114] ? zd_mac_clear+0xb0/0xe0 [ 62.607917] do_invalid_op+0x37/0x40 [ 62.611703] ? zd_mac_clear+0xb0/0xe0 [ 62.615645] invalid_op+0x14/0x20 [ 62.619178] RIP: 0010:zd_mac_clear+0xb0/0xe0 [ 62.623683] Code: e8 85 d0 60 f8 48 8d bb f8 2b 00 00 be ff ff ff ff e8 54 5a 46 f8 31 ff 89 c3 89 c6 e8 d9 d1 60 f8 85 db 75 d4 e8 60 d0 60 f8 <0f> 0b 5b 5d e9 57 d0 60 f8 48 c7 c7 58 05 cb 93 e8 fb e0 97 f8 eb [ 62.643196] RSP: 0018:ffff88809f297310 EFLAGS: 00010293 [ 62.648732] RAX: ffff88809f084980 RBX: 0000000000000000 RCX: ffffffff8910f507 [ 62.655990] RDX: 0000000000000000 RSI: ffffffff8910f510 RDI: 0000000000000005 [ 62.663601] RBP: 0000000000000001 R08: ffff88809f084980 R09: ffffed1013e2fa0b [ 62.671227] R10: ffffed1013e2fa0a R11: ffff88809f17d057 R12: 00000000ffffffb9 [ 62.678677] R13: ffff88809f178b20 R14: ffff8880906b7730 R15: ffffffff8f9792f8 [ 62.686092] ? zd_mac_clear+0xa7/0xe0 [ 62.689893] ? zd_mac_clear+0xb0/0xe0 [ 62.693682] probe+0x259/0x590 [ 62.697048] usb_probe_interface+0x31d/0x820 [ 62.701453] ? usb_probe_device+0x150/0x150 [ 62.706139] really_probe+0x2da/0xb10 [ 62.709958] driver_probe_device+0x21d/0x350 [ 62.714376] __device_attach_driver+0x1d8/0x290 [ 62.719036] ? driver_allows_async_probing+0x160/0x160 [ 62.724425] bus_for_each_drv+0x163/0x1e0 [ 62.728567] ? bus_rescan_devices+0x30/0x30 [ 62.733047] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 62.738325] ? lockdep_hardirqs_on+0x37e/0x580 [ 62.743042] __device_attach+0x223/0x3a0 [ 62.747096] ? device_bind_driver+0xe0/0xe0 [ 62.751490] ? kobject_uevent_env+0x295/0x13d0 [ 62.756449] bus_probe_device+0x1f1/0x2a0 [ 62.760944] ? blocking_notifier_call_chain+0x59/0xb0 [ 62.766480] device_add+0xad2/0x16e0 [ 62.770209] ? get_device_parent.isra.0+0x560/0x560 [ 62.775328] usb_set_configuration+0xdf7/0x1740 [ 62.780670] generic_probe+0xa2/0xda [ 62.784505] usb_probe_device+0xc0/0x150 [ 62.788565] ? usb_suspend+0x5f0/0x5f0 [ 62.792446] really_probe+0x2da/0xb10 [ 62.796345] driver_probe_device+0x21d/0x350 [ 62.800744] __device_attach_driver+0x1d8/0x290 [ 62.805407] ? driver_allows_async_probing+0x160/0x160 [ 62.811063] bus_for_each_drv+0x163/0x1e0 [ 62.815214] ? bus_rescan_devices+0x30/0x30 [ 62.819848] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 62.824950] ? lockdep_hardirqs_on+0x37e/0x580 [ 62.829524] __device_attach+0x223/0x3a0 [ 62.833575] ? device_bind_driver+0xe0/0xe0 [ 62.837888] ? kobject_uevent_env+0x295/0x13d0 [ 62.842549] bus_probe_device+0x1f1/0x2a0 [ 62.846814] ? blocking_notifier_call_chain+0x59/0xb0 [ 62.852007] device_add+0xad2/0x16e0 [ 62.855836] ? get_device_parent.isra.0+0x560/0x560 [ 62.860987] usb_new_device.cold+0x537/0xccf [ 62.865519] hub_event+0x138e/0x3b00 [ 62.870122] ? hub_port_debounce+0x350/0x350 [ 62.874804] ? _raw_spin_unlock_irq+0x29/0x40 [ 62.879295] process_one_work+0x90f/0x1580 [ 62.883612] ? wq_pool_ids_show+0x300/0x300 [ 62.888035] ? do_raw_spin_lock+0x11f/0x290 [ 62.892524] worker_thread+0x9b/0xe20 [ 62.896514] ? process_one_work+0x1580/0x1580 [ 62.901008] kthread+0x313/0x420 [ 62.904377] ? kthread_park+0x1a0/0x1a0 [ 62.908355] ret_from_fork+0x3a/0x50 [ 62.913374] Kernel Offset: disabled [ 62.917228] Rebooting in 86400 seconds..