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 '10.128.0.124' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 35.493825][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 35.853893][ T22] usb 1-1: config 0 has an invalid interface number: 66 but max is 0 [ 35.862077][ T22] usb 1-1: config 0 has no interface number 0 [ 35.868377][ T22] usb 1-1: config 0 interface 66 altsetting 0 bulk endpoint 0x84 has invalid maxpacket 830 [ 35.878411][ T22] usb 1-1: config 0 interface 66 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 35.963901][ T22] usb 1-1: New USB device found, idVendor=7f93, idProduct=5611, bcdDevice=40.15 [ 35.972991][ T22] usb 1-1: New USB device strings: Mfr=14, Product=0, SerialNumber=0 [ 35.981188][ T22] usb 1-1: Manufacturer: syz [ 35.987100][ T22] usb 1-1: config 0 descriptor?? [ 36.025504][ T22] usb 1-1: BUG? WUSB host has no security descriptors [ 36.033154][ T22] ------------[ cut here ]------------ [ 36.038694][ T22] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 36.044731][ T22] WARNING: CPU: 1 PID: 22 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 36.054174][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 36.060742][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.4.0-rc5+ #0 [ 36.068081][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.078120][ T22] Workqueue: usb_hub_wq hub_event [ 36.083289][ T22] Call Trace: [ 36.086558][ T22] dump_stack+0xca/0x13e [ 36.090788][ T22] ? usb_submit_urb+0x1110/0x13b0 [ 36.095792][ T22] panic+0x2aa/0x6e1 [ 36.099661][ T22] ? add_taint.cold+0x16/0x16 [ 36.104314][ T22] ? __probe_kernel_read+0x188/0x1d0 [ 36.109572][ T22] ? __warn.cold+0x14/0x33 [ 36.113961][ T22] ? __warn+0xd5/0x1d0 [ 36.118005][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 36.123004][ T22] __warn.cold+0x2f/0x33 [ 36.127219][ T22] ? __irq_work_queue_local+0xa3/0xe0 [ 36.132567][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 36.137577][ T22] report_bug+0x27b/0x2f0 [ 36.141917][ T22] do_error_trap+0x12b/0x1e0 [ 36.146491][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 36.151515][ T22] do_invalid_op+0x32/0x40 [ 36.155999][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 36.161000][ T22] invalid_op+0x23/0x30 [ 36.165133][ T22] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 36.170740][ T22] Code: 4d 85 ed 74 2c e8 e8 31 ef fd 4c 89 f7 e8 40 40 1f ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 a0 76 14 86 e8 1d ce c4 fd <0f> 0b e9 20 f4 ff ff e8 bc 31 ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 36.190319][ T22] RSP: 0018:ffff8881d932f0c8 EFLAGS: 00010282 [ 36.196443][ T22] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 36.204397][ T22] RDX: 0000000000000000 RSI: ffffffff8128c8ed RDI: ffffed103b265e0b [ 36.212358][ T22] RBP: ffff8881d2065000 R08: ffff8881da24e000 R09: ffffed103b665d58 [ 36.220304][ T22] R10: ffffed103b665d57 R11: ffff8881db32eabf R12: 0000000000000001 [ 36.228256][ T22] R13: ffff8881d22c1e10 R14: ffff8881cfa860a0 R15: ffff8881d5369500 [ 36.236219][ T22] ? vprintk_func+0x7d/0x113 [ 36.240797][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 36.245795][ T22] ? usb_init_urb+0x34/0xc0 [ 36.250445][ T22] wa_nep_create+0x4f9/0x720 [ 36.255024][ T22] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 36.260826][ T22] wa_create+0x26e/0x340 [ 36.265323][ T22] hwahc_probe.cold+0xc9/0x48b [ 36.270094][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 36.275887][ T22] ? __hwahc_op_mmcie_add+0x1e0/0x1e0 [ 36.281234][ T22] ? __pm_runtime_set_status+0x5d5/0xa10 [ 36.286841][ T22] ? rpm_callback+0x230/0x230 [ 36.291513][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 36.296791][ T22] ? __pm_runtime_resume+0x111/0x180 [ 36.302087][ T22] usb_probe_interface+0x305/0x7a0 [ 36.307201][ T22] ? usb_probe_device+0x100/0x100 [ 36.312209][ T22] really_probe+0x281/0x6d0 [ 36.316690][ T22] driver_probe_device+0x104/0x210 [ 36.321780][ T22] __device_attach_driver+0x1c2/0x220 [ 36.327131][ T22] ? driver_allows_async_probing+0x160/0x160 [ 36.333088][ T22] bus_for_each_drv+0x162/0x1e0 [ 36.337913][ T22] ? bus_rescan_devices+0x20/0x20 [ 36.342933][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 36.348727][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 36.353988][ T22] __device_attach+0x217/0x360 [ 36.358731][ T22] ? device_bind_driver+0xd0/0xd0 [ 36.363728][ T22] ? kobject_uevent_env+0x29e/0x1160 [ 36.368996][ T22] ? kobject_uevent_env+0x2a8/0x1160 [ 36.374264][ T22] bus_probe_device+0x1e4/0x290 [ 36.379088][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 36.384953][ T22] device_add+0xae6/0x16f0 [ 36.389350][ T22] ? uevent_store+0x50/0x50 [ 36.393833][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 36.399612][ T22] usb_set_configuration+0xdf6/0x1670 [ 36.404963][ T22] generic_probe+0x9d/0xd5 [ 36.409361][ T22] usb_probe_device+0x99/0x100 [ 36.414121][ T22] ? usb_suspend+0x620/0x620 [ 36.418692][ T22] really_probe+0x281/0x6d0 [ 36.423175][ T22] driver_probe_device+0x104/0x210 [ 36.428267][ T22] __device_attach_driver+0x1c2/0x220 [ 36.433623][ T22] ? driver_allows_async_probing+0x160/0x160 [ 36.439584][ T22] bus_for_each_drv+0x162/0x1e0 [ 36.444408][ T22] ? bus_rescan_devices+0x20/0x20 [ 36.449416][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 36.455202][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 36.460461][ T22] __device_attach+0x217/0x360 [ 36.465205][ T22] ? device_bind_driver+0xd0/0xd0 [ 36.471176][ T22] ? kobject_uevent_env+0x29e/0x1160 [ 36.476444][ T22] ? kobject_uevent_env+0x2a8/0x1160 [ 36.481704][ T22] bus_probe_device+0x1e4/0x290 [ 36.486543][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 36.492413][ T22] device_add+0xae6/0x16f0 [ 36.496804][ T22] ? uevent_store+0x50/0x50 [ 36.501281][ T22] usb_new_device.cold+0x6a4/0xe79 [ 36.506365][ T22] hub_event+0x1df8/0x3800 [ 36.510770][ T22] ? hub_port_debounce+0x260/0x260 [ 36.515857][ T22] ? find_held_lock+0x2d/0x110 [ 36.520597][ T22] ? mark_held_locks+0xe0/0xe0 [ 36.525345][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 36.530864][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 36.536124][ T22] process_one_work+0x92b/0x1530 [ 36.541050][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 36.546394][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 36.551397][ T22] worker_thread+0x96/0xe20 [ 36.555886][ T22] ? process_one_work+0x1530/0x1530 [ 36.561069][ T22] kthread+0x318/0x420 [ 36.565289][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 36.570635][ T22] ret_from_fork+0x24/0x30 [ 36.575751][ T22] Kernel Offset: disabled [ 36.580111][ T22] Rebooting in 86400 seconds..