Warning: Permanently added '10.128.0.93' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 48.748558][ T12] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 49.108592][ T12] usb 1-1: config 0 has an invalid interface number: 91 but max is 0 [ 49.116727][ T12] usb 1-1: config 0 has no interface number 0 [ 49.122873][ T12] usb 1-1: New USB device found, idVendor=0af7, idProduct=0101, bcdDevice=5b.2f [ 49.131907][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.141102][ T12] usb 1-1: config 0 descriptor?? [ 49.180401][ T12] flexcop_usb: running at FULL speed. executing program [ 49.378640][ T12] flexcop_usb: error while writing dword from 34 (520). [ 49.398666][ T12] flexcop_usb: error while writing dword from 36 (528). [ 49.448873][ T12] flexcop_usb: error while reading dword from 161 (516). [ 49.468588][ T12] flexcop_usb: error while writing dword from 33 (516). [ 49.518653][ T12] flexcop_usb: error while writing dword from 33 (516). [ 49.538961][ T12] flexcop_usb: error while reading dword from 161 (516). [ 49.558598][ T12] flexcop_usb: error while reading dword from 247 (1820). [ 49.578575][ T12] flexcop_usb: error while writing dword from 119 (1820). [ 49.598598][ T12] flexcop_usb: error while reading dword from 176 (768). [ 49.618577][ T12] flexcop_usb: error while reading dword from 162 (520). [ 49.638559][ T12] flexcop_usb: error while writing dword from 48 (768). [ 49.658570][ T12] flexcop_usb: error while writing dword from 34 (520). [ 49.678562][ T12] flexcop_usb: error while reading dword from 176 (768). [ 49.698560][ T12] flexcop_usb: error while reading dword from 162 (520). [ 49.718555][ T12] flexcop_usb: error while writing dword from 48 (768). [ 49.738533][ T12] flexcop_usb: error while writing dword from 34 (520). [ 49.758555][ T12] flexcop_usb: error while reading dword from 177 (772). [ 49.778561][ T12] flexcop_usb: error while reading dword from 162 (520). [ 49.799023][ T12] flexcop_usb: error while writing dword from 49 (772). [ 49.818553][ T12] flexcop_usb: error while writing dword from 34 (520). [ 49.838597][ T12] flexcop_usb: error while reading dword from 177 (772). [ 49.858552][ T12] flexcop_usb: error while reading dword from 162 (520). [ 49.878537][ T12] flexcop_usb: error while writing dword from 49 (772). [ 49.898540][ T12] flexcop_usb: error while writing dword from 34 (520). [ 49.918539][ T12] flexcop_usb: error while reading dword from 178 (776). [ 49.938577][ T12] flexcop_usb: error while reading dword from 162 (520). [ 49.958555][ T12] flexcop_usb: error while writing dword from 50 (776). [ 49.978542][ T12] flexcop_usb: error while writing dword from 34 (520). [ 49.998546][ T12] flexcop_usb: error while reading dword from 178 (776). [ 50.018542][ T12] flexcop_usb: error while reading dword from 162 (520). [ 50.038560][ T12] flexcop_usb: error while writing dword from 50 (776). [ 50.058985][ T12] flexcop_usb: error while writing dword from 34 (520). [ 50.078545][ T12] flexcop_usb: error while writing dword from 51 (780). [ 50.098551][ T12] flexcop_usb: error while reading dword from 162 (520). [ 50.118565][ T12] flexcop_usb: error while writing dword from 34 (520). [ 50.138568][ T12] flexcop_usb: error while reading dword from 178 (776). [ 50.158574][ T12] flexcop_usb: error while writing dword from 50 (776). [ 50.178558][ T12] flexcop_usb: error while reading dword from 162 (520). [ 50.198566][ T12] flexcop_usb: error while writing dword from 34 (520). [ 50.218555][ T12] flexcop_usb: error while reading dword from 162 (520). [ 50.238575][ T12] flexcop_usb: error while writing dword from 34 (520). [ 50.245724][ T12] dvbdev: DVB: registering new adapter (FlexCop Digital TV device) [ 50.278548][ T12] b2c2-flexcop: reading of MAC address failed. [ 50.278548][ T12] [ 50.338570][ T12] CX24123: wrong demod revision: 0 [ 50.638567][ T12] nxt200x: Unknown/Unsupported NXT chip: 00 00 00 00 00 [ 50.658597][ T12] lgdt330x 0-0059: Demod loaded for LGDT3303 chip [ 50.665704][ T12] tuner-simple 0-0061: creating new instance [ 50.671863][ T12] tuner-simple 0-0061: type set to 64 (LG TDVS-H06xF) [ 50.678772][ T12] b2c2-flexcop: found 'LG Electronics LGDT3303 VSB/QAM Frontend' . [ 50.686834][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (LG Electronics LGDT3303 VSB/QAM Frontend)... [ 50.698572][ T12] b2c2-flexcop: initialization of 'Air2PC/AirStar 2 ATSC 3rd generation (HD5000)' at the 'USB' bus controlled by a 'FlexCopIII' complete [ 50.712744][ T12] kasan: CONFIG_KASAN_INLINE enabled [ 50.718056][ T12] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 50.726154][ T12] general protection fault: 0000 [#1] SMP KASAN [ 50.732387][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc1+ #10 [ 50.739814][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.749855][ T12] Workqueue: usb_hub_wq hub_event [ 50.754871][ T12] RIP: 0010:flexcop_usb_probe.cold+0x1cb/0x8e5 [ 50.761118][ T12] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 74 05 e8 c1 a5 52 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 97 [ 50.780702][ T12] RSP: 0018:ffff8881d9e0f230 EFLAGS: 00010247 [ 50.786747][ T12] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8410095b [ 50.794784][ T12] RDX: 0000000000000000 RSI: ffffffff84100a1b RDI: 0000000000000004 [ 50.802739][ T12] RBP: ffff8881d026d508 R08: ffff8881d9df9800 R09: ffffed103b645d30 [ 50.810716][ T12] R10: ffffed103b645d2f R11: ffff8881db22e97f R12: ffff8881d026d548 [ 50.818757][ T12] R13: 0000000000000000 R14: ffff8881d026d500 R15: ffff8881cfd88000 [ 50.826714][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 50.835712][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.842349][ T12] CR2: 000000000141e7d0 CR3: 00000001d2f4a000 CR4: 00000000001406f0 [ 50.850302][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.858256][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.866209][ T12] Call Trace: [ 50.869491][ T12] ? rpm_callback+0x230/0x230 [ 50.874225][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 50.879672][ T12] ? __pm_runtime_resume+0x111/0x180 [ 50.885025][ T12] usb_probe_interface+0x305/0x7a0 [ 50.890112][ T12] ? usb_probe_device+0x100/0x100 [ 50.895114][ T12] really_probe+0x281/0x660 [ 50.899655][ T12] driver_probe_device+0x104/0x210 [ 50.904860][ T12] __device_attach_driver+0x1c2/0x220 [ 50.910220][ T12] ? driver_allows_async_probing+0x160/0x160 [ 50.916175][ T12] bus_for_each_drv+0x15c/0x1e0 [ 50.920999][ T12] ? bus_rescan_devices+0x20/0x20 [ 50.926093][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.931886][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 50.937153][ T12] __device_attach+0x217/0x360 [ 50.941900][ T12] ? device_bind_driver+0xd0/0xd0 [ 50.946985][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 50.952242][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 50.957514][ T12] bus_probe_device+0x1e4/0x290 [ 50.962347][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.968213][ T12] device_add+0xae6/0x16f0 [ 50.972606][ T12] ? uevent_store+0x50/0x50 [ 50.977183][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.982977][ T12] usb_set_configuration+0xdf6/0x1670 [ 50.988422][ T12] generic_probe+0x9d/0xd5 [ 50.992841][ T12] usb_probe_device+0x99/0x100 [ 50.997594][ T12] ? usb_suspend+0x620/0x620 [ 51.002162][ T12] really_probe+0x281/0x660 [ 51.006643][ T12] driver_probe_device+0x104/0x210 [ 51.011735][ T12] __device_attach_driver+0x1c2/0x220 [ 51.017098][ T12] ? driver_allows_async_probing+0x160/0x160 [ 51.023058][ T12] bus_for_each_drv+0x15c/0x1e0 [ 51.027950][ T12] ? bus_rescan_devices+0x20/0x20 [ 51.032973][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 51.038857][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 51.044119][ T12] __device_attach+0x217/0x360 [ 51.048868][ T12] ? device_bind_driver+0xd0/0xd0 [ 51.053870][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 51.059129][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 51.064407][ T12] bus_probe_device+0x1e4/0x290 [ 51.069237][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 51.075104][ T12] device_add+0xae6/0x16f0 [ 51.079507][ T12] ? uevent_store+0x50/0x50 [ 51.083989][ T12] usb_new_device.cold+0x8c1/0x1016 [ 51.089161][ T12] ? usb_port_suspend+0xa40/0xa40 [ 51.094183][ T12] ? mark_held_locks+0x9f/0xe0 [ 51.098936][ T12] ? _raw_spin_unlock_irq+0x24/0x30 [ 51.104111][ T12] hub_event+0x1ada/0x3590 [ 51.108507][ T12] ? hub_port_debounce+0x260/0x260 [ 51.113597][ T12] process_one_work+0x905/0x1570 [ 51.118514][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 51.123860][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 51.128997][ T12] worker_thread+0x96/0xe20 [ 51.133474][ T12] ? process_one_work+0x1570/0x1570 [ 51.138656][ T12] kthread+0x30b/0x410 [ 51.142706][ T12] ? kthread_park+0x1a0/0x1a0 [ 51.147359][ T12] ret_from_fork+0x24/0x30 [ 51.151745][ T12] Modules linked in: [ 51.155691][ T12] ---[ end trace 3471168fe1c72ed1 ]--- [ 51.161167][ T12] RIP: 0010:flexcop_usb_probe.cold+0x1cb/0x8e5 [ 51.167295][ T12] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 74 05 e8 c1 a5 52 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 97 [ 51.186919][ T12] RSP: 0018:ffff8881d9e0f230 EFLAGS: 00010247 [ 51.192986][ T12] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8410095b [ 51.200954][ T12] RDX: 0000000000000000 RSI: ffffffff84100a1b RDI: 0000000000000004 [ 51.209106][ T12] RBP: ffff8881d026d508 R08: ffff8881d9df9800 R09: ffffed103b645d30 [ 51.217150][ T12] R10: ffffed103b645d2f R11: ffff8881db22e97f R12: ffff8881d026d548 [ 51.225151][ T12] R13: 0000000000000000 R14: ffff8881d026d500 R15: ffff8881cfd88000 [ 51.233139][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 51.242071][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.248657][ T12] CR2: 000000000141e7d0 CR3: 00000001d2f4a000 CR4: 00000000001406f0 [ 51.256711][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.264815][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.272992][ T12] Kernel panic - not syncing: Fatal exception [ 51.279636][ T12] Kernel Offset: disabled [ 51.284015][ T12] Rebooting in 86400 seconds..