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 '10.128.1.18' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 32.743460][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 33.103563][ T12] usb 1-1: config 0 has an invalid interface number: 9 but max is 0 [ 33.112207][ T12] usb 1-1: config 0 has no interface number 0 [ 33.118420][ T12] usb 1-1: New USB device found, idVendor=0af7, idProduct=0101, bcdDevice=13.dc [ 33.129062][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 33.139311][ T12] usb 1-1: config 0 descriptor?? [ 33.185731][ T12] flexcop_usb: running at HIGH speed. executing program [ 33.403549][ T12] flexcop_usb: error while writing dword from 34 (520). [ 33.423631][ T12] flexcop_usb: error while writing dword from 36 (528). [ 33.473488][ T12] flexcop_usb: error while reading dword from 161 (516). [ 33.493487][ T12] flexcop_usb: error while writing dword from 33 (516). [ 33.543545][ T12] flexcop_usb: error while writing dword from 33 (516). [ 33.563503][ T12] flexcop_usb: error while reading dword from 161 (516). [ 33.583469][ T12] flexcop_usb: error while reading dword from 247 (1820). [ 33.603477][ T12] flexcop_usb: error while writing dword from 119 (1820). [ 33.623493][ T12] flexcop_usb: error while reading dword from 176 (768). [ 33.643485][ T12] flexcop_usb: error while reading dword from 162 (520). [ 33.663473][ T12] flexcop_usb: error while writing dword from 48 (768). [ 33.683524][ T12] flexcop_usb: error while writing dword from 34 (520). [ 33.703516][ T12] flexcop_usb: error while reading dword from 176 (768). [ 33.723541][ T12] flexcop_usb: error while reading dword from 162 (520). [ 33.743537][ T12] flexcop_usb: error while writing dword from 48 (768). [ 33.763485][ T12] flexcop_usb: error while writing dword from 34 (520). [ 33.783535][ T12] flexcop_usb: error while reading dword from 177 (772). [ 33.803550][ T12] flexcop_usb: error while reading dword from 162 (520). [ 33.823430][ T12] flexcop_usb: error while writing dword from 49 (772). [ 33.843470][ T12] flexcop_usb: error while writing dword from 34 (520). [ 33.863499][ T12] flexcop_usb: error while reading dword from 177 (772). [ 33.883485][ T12] flexcop_usb: error while reading dword from 162 (520). [ 33.903469][ T12] flexcop_usb: error while writing dword from 49 (772). [ 33.923685][ T12] flexcop_usb: error while writing dword from 34 (520). [ 33.943566][ T12] flexcop_usb: error while reading dword from 178 (776). [ 33.963449][ T12] flexcop_usb: error while reading dword from 162 (520). [ 33.983502][ T12] flexcop_usb: error while writing dword from 50 (776). [ 34.003568][ T12] flexcop_usb: error while writing dword from 34 (520). [ 34.023493][ T12] flexcop_usb: error while reading dword from 178 (776). [ 34.043518][ T12] flexcop_usb: error while reading dword from 162 (520). [ 34.063493][ T12] flexcop_usb: error while writing dword from 50 (776). [ 34.083515][ T12] flexcop_usb: error while writing dword from 34 (520). [ 34.103531][ T12] flexcop_usb: error while writing dword from 51 (780). [ 34.123493][ T12] flexcop_usb: error while reading dword from 162 (520). [ 34.143478][ T12] flexcop_usb: error while writing dword from 34 (520). [ 34.163534][ T12] flexcop_usb: error while reading dword from 178 (776). [ 34.183485][ T12] flexcop_usb: error while writing dword from 50 (776). [ 34.203492][ T12] flexcop_usb: error while reading dword from 162 (520). [ 34.223474][ T12] flexcop_usb: error while writing dword from 34 (520). [ 34.243502][ T12] flexcop_usb: error while reading dword from 162 (520). [ 34.263454][ T12] flexcop_usb: error while writing dword from 34 (520). [ 34.270608][ T12] dvbdev: DVB: registering new adapter (FlexCop Digital TV device) [ 34.313484][ T12] b2c2-flexcop: reading of MAC address failed. [ 34.313484][ T12] [ 34.373552][ T12] CX24123: wrong demod revision: 0 [ 34.673496][ T12] nxt200x: Unknown/Unsupported NXT chip: 00 00 00 00 00 [ 34.693746][ T12] lgdt330x 0-0059: Demod loaded for LGDT3303 chip [ 34.702595][ T12] tuner-simple 0-0061: creating new instance [ 34.709497][ T12] tuner-simple 0-0061: type set to 64 (LG TDVS-H06xF) [ 34.718558][ T12] b2c2-flexcop: found 'LG Electronics LGDT3303 VSB/QAM Frontend' . [ 34.728336][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (LG Electronics LGDT3303 VSB/QAM Frontend)... [ 34.740661][ T12] b2c2-flexcop: initialization of 'Air2PC/AirStar 2 ATSC 3rd generation (HD5000)' at the 'USB' bus controlled by a 'FlexCopIII' complete [ 34.759328][ T12] kasan: CONFIG_KASAN_INLINE enabled [ 34.765647][ T12] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 34.774607][ T12] general protection fault: 0000 [#1] SMP KASAN [ 34.781219][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-rc1+ #0 [ 34.788768][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.799643][ T12] Workqueue: usb_hub_wq hub_event [ 34.805249][ T12] RIP: 0010:flexcop_usb_probe.cold+0x1cb/0x7bd [ 34.813331][ T12] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 74 05 e8 e1 fc 5e fd 48 8b 5b 18 b8 ff ff 37 00 48 c1 e0 2a 48 8d 7b 04 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 c1 [ 34.835139][ T12] RSP: 0018:ffff8881da20f2d8 EFLAGS: 00010247 [ 34.841380][ T12] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff84065d1b [ 34.849978][ T12] RDX: 0000000000000000 RSI: ffffffff84065ddb RDI: 0000000000000004 [ 34.859034][ T12] RBP: ffff8881d6036e88 R08: ffff8881da1f9800 R09: fffffbfff11b25ae [ 34.867777][ T12] R10: fffffbfff11b25ad R11: ffffffff88d92d6f R12: ffff8881d6036ec8 [ 34.876107][ T12] R13: 0000000000000000 R14: ffff8881d6036e80 R15: ffff8881d31fc000 [ 34.884481][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 34.894842][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.901859][ T12] CR2: 00000000015037d0 CR3: 00000001d1980000 CR4: 00000000001406f0 [ 34.910460][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.918809][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.927516][ T12] Call Trace: [ 34.930927][ T12] ? rpm_callback+0x230/0x230 [ 34.936305][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 34.942130][ T12] ? __pm_runtime_resume+0x111/0x180 [ 34.947419][ T12] usb_probe_interface+0x305/0x7a0 [ 34.953207][ T12] ? usb_probe_device+0x100/0x100 [ 34.958362][ T12] really_probe+0x281/0x6d0 [ 34.963412][ T12] driver_probe_device+0x104/0x210 [ 34.968820][ T12] __device_attach_driver+0x1c2/0x220 [ 34.974336][ T12] ? driver_allows_async_probing+0x160/0x160 [ 34.980328][ T12] bus_for_each_drv+0x162/0x1e0 [ 34.985485][ T12] ? bus_rescan_devices+0x20/0x20 [ 34.991011][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 34.998351][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 35.004963][ T12] __device_attach+0x217/0x360 [ 35.010357][ T12] ? device_bind_driver+0xd0/0xd0 [ 35.015574][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 35.021003][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 35.027178][ T12] bus_probe_device+0x1e4/0x290 [ 35.032373][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 35.040123][ T12] device_add+0xae6/0x16f0 [ 35.045758][ T12] ? uevent_store+0x50/0x50 [ 35.050276][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 35.056398][ T12] usb_set_configuration+0xdf6/0x1670 [ 35.061787][ T12] generic_probe+0x9d/0xd5 [ 35.066425][ T12] usb_probe_device+0x99/0x100 [ 35.071330][ T12] ? usb_suspend+0x620/0x620 [ 35.076061][ T12] really_probe+0x281/0x6d0 [ 35.080575][ T12] driver_probe_device+0x104/0x210 [ 35.085694][ T12] __device_attach_driver+0x1c2/0x220 [ 35.091253][ T12] ? driver_allows_async_probing+0x160/0x160 [ 35.097488][ T12] bus_for_each_drv+0x162/0x1e0 [ 35.102542][ T12] ? bus_rescan_devices+0x20/0x20 [ 35.107662][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 35.113878][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 35.119165][ T12] __device_attach+0x217/0x360 [ 35.123931][ T12] ? device_bind_driver+0xd0/0xd0 [ 35.129251][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 35.134977][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 35.140352][ T12] bus_probe_device+0x1e4/0x290 [ 35.145200][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 35.151145][ T12] device_add+0xae6/0x16f0 [ 35.155555][ T12] ? uevent_store+0x50/0x50 [ 35.160269][ T12] usb_new_device.cold+0x6a4/0xe79 [ 35.165500][ T12] hub_event+0x1b5c/0x3640 [ 35.170522][ T12] ? hub_port_debounce+0x260/0x260 [ 35.176010][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 35.181824][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 35.187302][ T12] process_one_work+0x92b/0x1530 [ 35.192420][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 35.198031][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 35.203220][ T12] worker_thread+0x96/0xe20 [ 35.207728][ T12] ? process_one_work+0x1530/0x1530 [ 35.212922][ T12] kthread+0x318/0x420 [ 35.217055][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 35.222713][ T12] ret_from_fork+0x24/0x30 [ 35.227272][ T12] Modules linked in: [ 35.231289][ T12] ---[ end trace e0ea745bc0397968 ]--- [ 35.236862][ T12] RIP: 0010:flexcop_usb_probe.cold+0x1cb/0x7bd [ 35.243201][ T12] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 74 05 e8 e1 fc 5e fd 48 8b 5b 18 b8 ff ff 37 00 48 c1 e0 2a 48 8d 7b 04 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 c1 [ 35.263788][ T12] RSP: 0018:ffff8881da20f2d8 EFLAGS: 00010247 [ 35.269860][ T12] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff84065d1b [ 35.277885][ T12] RDX: 0000000000000000 RSI: ffffffff84065ddb RDI: 0000000000000004 [ 35.286220][ T12] RBP: ffff8881d6036e88 R08: ffff8881da1f9800 R09: fffffbfff11b25ae [ 35.294608][ T12] R10: fffffbfff11b25ad R11: ffffffff88d92d6f R12: ffff8881d6036ec8 [ 35.302888][ T12] R13: 0000000000000000 R14: ffff8881d6036e80 R15: ffff8881d31fc000 [ 35.313332][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 35.322384][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.329134][ T12] CR2: 00000000015037d0 CR3: 00000001d1980000 CR4: 00000000001406f0 [ 35.337393][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.345644][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.354693][ T12] Kernel panic - not syncing: Fatal exception [ 35.362460][ T12] Kernel Offset: disabled [ 35.368035][ T12] Rebooting in 86400 seconds..