[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c[ 14.297145][ C0] random: crng init done 7[ 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 '10.128.0.44' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 69.494710][ T12] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 69.854747][ T12] usb 1-1: config 0 has an invalid interface number: 109 but max is 0 [ 69.863027][ T12] usb 1-1: config 0 has no interface number 0 [ 69.869365][ T12] usb 1-1: config 0 interface 109 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.880673][ T12] usb 1-1: config 0 interface 109 altsetting 0 endpoint 0x81 has invalid maxpacket 1646, setting to 64 [ 69.891802][ T12] usb 1-1: config 0 interface 109 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 1 [ 69.904902][ T12] usb 1-1: New USB device found, idVendor=0af7, idProduct=0101, bcdDevice=7f.40 [ 69.913906][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 69.923181][ T12] usb 1-1: config 0 descriptor?? executing program [ 70.224661][ T12] usb 1-1: string descriptor 0 read error: -71 [ 70.232884][ T12] flexcop_usb: running at FULL speed. [ 70.264688][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.284722][ T12] flexcop_usb: error while writing dword from 36 (528). [ 70.334749][ T12] flexcop_usb: error while reading dword from 161 (516). [ 70.354669][ T12] flexcop_usb: error while writing dword from 33 (516). [ 70.404672][ T12] flexcop_usb: error while writing dword from 33 (516). [ 70.424668][ T12] flexcop_usb: error while reading dword from 161 (516). [ 70.444660][ T12] flexcop_usb: error while reading dword from 247 (1820). [ 70.464685][ T12] flexcop_usb: error while writing dword from 119 (1820). [ 70.484677][ T12] flexcop_usb: error while reading dword from 176 (768). [ 70.504687][ T12] flexcop_usb: error while reading dword from 162 (520). [ 70.524710][ T12] flexcop_usb: error while writing dword from 48 (768). [ 70.544651][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.564685][ T12] flexcop_usb: error while reading dword from 176 (768). [ 70.584685][ T12] flexcop_usb: error while reading dword from 162 (520). [ 70.604699][ T12] flexcop_usb: error while writing dword from 48 (768). [ 70.624664][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.644669][ T12] flexcop_usb: error while reading dword from 177 (772). [ 70.664751][ T12] flexcop_usb: error while reading dword from 162 (520). [ 70.684658][ T12] flexcop_usb: error while writing dword from 49 (772). [ 70.704659][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.724698][ T12] flexcop_usb: error while reading dword from 177 (772). [ 70.744664][ T12] flexcop_usb: error while reading dword from 162 (520). [ 70.764702][ T12] flexcop_usb: error while writing dword from 49 (772). [ 70.784713][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.804700][ T12] flexcop_usb: error while reading dword from 178 (776). [ 70.824679][ T12] flexcop_usb: error while reading dword from 162 (520). [ 70.844695][ T12] flexcop_usb: error while writing dword from 50 (776). [ 70.864664][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.884674][ T12] flexcop_usb: error while reading dword from 178 (776). [ 70.904713][ T12] flexcop_usb: error while reading dword from 162 (520). [ 70.924704][ T12] flexcop_usb: error while writing dword from 50 (776). [ 70.944659][ T12] flexcop_usb: error while writing dword from 34 (520). [ 70.964659][ T12] flexcop_usb: error while writing dword from 51 (780). [ 70.984697][ T12] flexcop_usb: error while reading dword from 162 (520). [ 71.004689][ T12] flexcop_usb: error while writing dword from 34 (520). [ 71.024692][ T12] flexcop_usb: error while reading dword from 178 (776). [ 71.044686][ T12] flexcop_usb: error while writing dword from 50 (776). [ 71.064669][ T12] flexcop_usb: error while reading dword from 162 (520). [ 71.084695][ T12] flexcop_usb: error while writing dword from 34 (520). [ 71.104744][ T12] flexcop_usb: error while reading dword from 162 (520). [ 71.124664][ T12] flexcop_usb: error while writing dword from 34 (520). [ 71.131740][ T12] dvbdev: DVB: registering new adapter (FlexCop Digital TV device) [ 71.164705][ T12] b2c2-flexcop: reading of MAC address failed. [ 71.164705][ T12] [ 71.234697][ T12] CX24123: wrong demod revision: 0 [ 71.534692][ T12] nxt200x: Unknown/Unsupported NXT chip: 00 00 00 00 00 [ 71.554746][ T12] lgdt330x 0-0059: Demod loaded for LGDT3303 chip [ 71.561897][ T12] tuner-simple 0-0061: creating new instance [ 71.568146][ T12] tuner-simple 0-0061: type set to 64 (LG TDVS-H06xF) [ 71.574947][ T12] b2c2-flexcop: found 'LG Electronics LGDT3303 VSB/QAM Frontend' . [ 71.583004][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (LG Electronics LGDT3303 VSB/QAM Frontend)... [ 71.594774][ T12] b2c2-flexcop: initialization of 'Air2PC/AirStar 2 ATSC 3rd generation (HD5000)' at the 'USB' bus controlled by a 'FlexCopIII' complete [ 71.608854][ T12] ------------[ cut here ]------------ [ 71.614327][ T12] usb 1-1: BOGUS urb xfer, pipe 0 != type 1 [ 71.620380][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 71.629828][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 71.636400][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0+ #0 [ 71.643398][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.653455][ T12] Workqueue: usb_hub_wq hub_event [ 71.658464][ T12] Call Trace: [ 71.661739][ T12] dump_stack+0xca/0x13e [ 71.665961][ T12] ? usb_submit_urb+0x1100/0x13b0 [ 71.670960][ T12] panic+0x2a3/0x6da [ 71.674835][ T12] ? add_taint.cold+0x16/0x16 [ 71.679492][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 71.684845][ T12] ? __warn.cold+0x5/0x4a [ 71.689162][ T12] ? __warn+0xe3/0x1e0 [ 71.693218][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 71.698223][ T12] __warn.cold+0x20/0x4a [ 71.702449][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 71.707487][ T12] report_bug+0x262/0x2a0 [ 71.711805][ T12] do_error_trap+0x12b/0x1e0 [ 71.716376][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 71.721379][ T12] do_invalid_op+0x32/0x40 [ 71.725773][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 71.730773][ T12] invalid_op+0x23/0x30 [ 71.734910][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 71.740522][ T12] Code: 4d 85 ed 74 2c e8 98 59 ee fd 4c 89 f7 e8 10 4b 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 c2 18 86 e8 2d e5 c3 fd <0f> 0b e9 20 f4 ff ff e8 6c 59 ee fd 4c 89 f2 48 b8 00 00 00 00 00 [ 71.760192][ T12] RSP: 0018:ffff8881da20f278 EFLAGS: 00010282 [ 71.766237][ T12] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 71.774199][ T12] RDX: 0000000000000000 RSI: ffffffff8128d9ad RDI: ffffed103b441e41 [ 71.782151][ T12] RBP: ffff8881d46c9400 R08: ffff8881da1f9800 R09: fffffbfff11b35ae [ 71.790102][ T12] R10: fffffbfff11b35ad R11: ffffffff88d9ad6f R12: 0000000000000000 [ 71.798069][ T12] R13: ffff8881cfd6ce58 R14: ffff8881d96bde20 R15: ffff8881d65ce780 [ 71.806030][ T12] ? vprintk_func+0x7d/0x113 [ 71.810626][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 71.815651][ T12] ? usb_init_urb+0x34/0xc0 [ 71.820156][ T12] flexcop_usb_probe.cold+0x5c0/0x7bd [ 71.825506][ T12] usb_probe_interface+0x305/0x7a0 [ 71.830608][ T12] ? usb_probe_device+0x100/0x100 [ 71.835809][ T12] really_probe+0x281/0x6d0 [ 71.840306][ T12] driver_probe_device+0x101/0x1b0 [ 71.845409][ T12] __device_attach_driver+0x1c2/0x220 [ 71.850765][ T12] ? driver_allows_async_probing+0x160/0x160 [ 71.856733][ T12] bus_for_each_drv+0x162/0x1e0 [ 71.861563][ T12] ? bus_rescan_devices+0x20/0x20 [ 71.866580][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 71.872366][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 71.877645][ T12] __device_attach+0x217/0x360 [ 71.882406][ T12] ? device_bind_driver+0xd0/0xd0 [ 71.887409][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 71.892669][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 71.897946][ T12] bus_probe_device+0x1e4/0x290 [ 71.902775][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 71.908667][ T12] device_add+0xae6/0x16f0 [ 71.913063][ T12] ? uevent_store+0x50/0x50 [ 71.917545][ T12] usb_set_configuration+0xdf6/0x1670 [ 71.922894][ T12] generic_probe+0x9d/0xd5 [ 71.927288][ T12] usb_probe_device+0x99/0x100 [ 71.932027][ T12] ? usb_suspend+0x620/0x620 [ 71.936595][ T12] really_probe+0x281/0x6d0 [ 71.941092][ T12] driver_probe_device+0x101/0x1b0 [ 71.946198][ T12] __device_attach_driver+0x1c2/0x220 [ 71.951549][ T12] ? driver_allows_async_probing+0x160/0x160 [ 71.957504][ T12] bus_for_each_drv+0x162/0x1e0 [ 71.962349][ T12] ? bus_rescan_devices+0x20/0x20 [ 71.967374][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 71.973178][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 71.978511][ T12] __device_attach+0x217/0x360 [ 71.983253][ T12] ? device_bind_driver+0xd0/0xd0 [ 71.988256][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 71.993954][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 71.999227][ T12] bus_probe_device+0x1e4/0x290 [ 72.004076][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 72.009950][ T12] device_add+0xae6/0x16f0 [ 72.014374][ T12] ? uevent_store+0x50/0x50 [ 72.018855][ T12] usb_new_device.cold+0x6a4/0xe79 [ 72.023943][ T12] hub_event+0x1b5c/0x3640 [ 72.028334][ T12] ? hub_port_debounce+0x260/0x260 [ 72.033425][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.038946][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 72.044235][ T12] process_one_work+0x92b/0x1530 [ 72.049151][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 72.054517][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 72.059530][ T12] worker_thread+0x96/0xe20 [ 72.064021][ T12] ? process_one_work+0x1530/0x1530 [ 72.069211][ T12] kthread+0x318/0x420 [ 72.073293][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 72.078818][ T12] ret_from_fork+0x24/0x30 [ 72.084069][ T12] Kernel Offset: disabled [ 72.088423][ T12] Rebooting in 86400 seconds..