Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 56.163883] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 56.523887] usb 1-1: config index 0 descriptor too short (expected 327, got 53) [ 56.531583] usb 1-1: config 0 has an invalid interface number: 230 but max is 0 [ 56.539115] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 56.548530] usb 1-1: config 0 has no interface number 0 [ 56.554012] usb 1-1: New USB device found, idVendor=11ba, idProduct=1001, bcdDevice=f0.90 [ 56.562405] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.571647] usb 1-1: config 0 descriptor?? [ 56.616467] pvrusb2: Hardware description: OnAir USB2 Hybrid USB tuner executing program [ 56.804511] pvrusb2: Invalid write control endpoint [ 56.806479] usb 1-1: USB disconnect, device number 2 [ 56.826503] pvrusb2: Invalid write control endpoint [ 56.831670] pvrusb2: Invalid write control endpoint [ 56.837247] pvrusb2: Invalid write control endpoint [ 56.842282] pvrusb2: Invalid write control endpoint [ 56.847407] pvrusb2: Invalid write control endpoint [ 56.852437] pvrusb2: Invalid write control endpoint [ 56.857900] pvrusb2: Invalid write control endpoint [ 56.862917] pvrusb2: Invalid write control endpoint [ 56.868027] pvrusb2: Invalid write control endpoint [ 56.873062] pvrusb2: Invalid write control endpoint [ 56.878134] pvrusb2: Invalid write control endpoint [ 56.883201] pvrusb2: Invalid write control endpoint [ 56.888253] pvrusb2: Invalid write control endpoint [ 56.893277] pvrusb2: Invalid write control endpoint [ 56.898562] pvrusb2: Invalid write control endpoint [ 56.903585] pvrusb2: Invalid write control endpoint [ 56.908665] pvrusb2: Invalid write control endpoint [ 56.913690] pvrusb2: Invalid write control endpoint [ 56.918779] pvrusb2: Invalid write control endpoint [ 56.923871] pvrusb2: Invalid write control endpoint [ 56.928880] pvrusb2: Invalid write control endpoint [ 56.933937] pvrusb2: Invalid write control endpoint [ 56.938968] pvrusb2: Invalid write control endpoint [ 56.944074] pvrusb2: Invalid write control endpoint [ 56.949091] pvrusb2: Invalid write control endpoint [ 56.954145] pvrusb2: Invalid write control endpoint [ 56.959180] pvrusb2: Invalid write control endpoint [ 56.964243] pvrusb2: Invalid write control endpoint [ 56.969266] pvrusb2: Invalid write control endpoint [ 56.974329] pvrusb2: Invalid write control endpoint [ 56.979351] pvrusb2: Invalid write control endpoint [ 56.984400] pvrusb2: Invalid write control endpoint [ 56.990700] pvrusb2: Module ID 3 (saa7115) for device OnAir USB2 Hybrid USB tuner failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 57.012436] cs53l32a 0-0011: chip found @ 0x22 (pvrusb2_a) [ 57.018366] pvrusb2: Invalid write control endpoint [ 57.023465] pvrusb2: Invalid write control endpoint [ 57.028653] pvrusb2: Invalid write control endpoint [ 57.033747] pvrusb2: Invalid write control endpoint [ 57.038771] pvrusb2: Invalid write control endpoint [ 57.043877] pvrusb2: Invalid write control endpoint [ 57.048900] pvrusb2: Invalid write control endpoint [ 57.054278] pvrusb2: Invalid write control endpoint [ 57.059295] pvrusb2: Invalid write control endpoint [ 57.064358] pvrusb2: Invalid write control endpoint [ 57.069381] pvrusb2: Invalid write control endpoint [ 57.074451] pvrusb2: Invalid write control endpoint [ 57.079467] pvrusb2: Invalid write control endpoint [ 57.084518] pvrusb2: Invalid write control endpoint [ 57.089555] pvrusb2: Invalid write control endpoint [ 57.094602] pvrusb2: Invalid write control endpoint [ 57.102427] pvrusb2: Invalid write control endpoint [ 57.107651] pvrusb2: Invalid write control endpoint [ 57.112684] pvrusb2: Invalid write control endpoint [ 57.117784] pvrusb2: Invalid write control endpoint [ 57.122845] pvrusb2: Invalid write control endpoint [ 57.129054] pvrusb2: Attached sub-driver cs53l32a [ 57.138836] pvrusb2: Invalid write control endpoint [ 57.144065] pvrusb2: Invalid write control endpoint [ 57.149111] pvrusb2: Invalid write control endpoint [ 57.154174] pvrusb2: Invalid write control endpoint [ 57.159191] pvrusb2: Module ID 4 (tuner) for device OnAir USB2 Hybrid USB tuner failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 57.175372] pvrusb2: Device being rendered inoperable [ 57.180818] pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more sub-device kernel modules. [ 57.192896] pvrusb2: You need to resolve the failing condition before this driver can function. There should be some earlier messages giving more information about the problem. [ 57.218615] ------------[ cut here ]------------ [ 57.223480] sysfs group 'power' not found for kobject 'i2c-0' [ 57.229525] WARNING: CPU: 1 PID: 585 at fs/sysfs/group.c:254 sysfs_remove_group+0x15a/0x1b0 [ 57.238013] Kernel panic - not syncing: panic_on_warn set ... [ 57.243908] CPU: 1 PID: 585 Comm: pvrusb2-context Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 57.252288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.261624] Call Trace: [ 57.264204] dump_stack+0xe8/0x16e [ 57.267733] ? sysfs_remove_group+0xb0/0x1b0 [ 57.272126] panic+0x29d/0x5f2 [ 57.275307] ? __warn_printk+0xf8/0xf8 [ 57.279192] ? sysfs_remove_group+0x15a/0x1b0 [ 57.283674] ? __probe_kernel_read+0x171/0x1b0 [ 57.288241] ? __warn.cold+0x5/0x48 [ 57.291853] ? __warn+0xe9/0x1d0 [ 57.295212] ? sysfs_remove_group+0x15a/0x1b0 [ 57.299692] __warn.cold+0x20/0x48 [ 57.303238] ? sysfs_remove_group+0x15a/0x1b0 [ 57.307730] report_bug+0x262/0x2a0 [ 57.311364] do_error_trap+0x130/0x1f0 [ 57.315238] ? sysfs_remove_group+0x15a/0x1b0 [ 57.319725] do_invalid_op+0x37/0x40 [ 57.323423] ? sysfs_remove_group+0x15a/0x1b0 [ 57.327903] invalid_op+0x14/0x20 [ 57.331340] RIP: 0010:sysfs_remove_group+0x15a/0x1b0 [ 57.336428] Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 41 48 8b 33 48 c7 c7 60 31 7a 8e e8 66 8f 6e ff <0f> 0b eb 95 e8 8d a3 d3 ff e9 d2 fe ff ff 48 89 df e8 80 a3 d3 ff [ 57.356003] RSP: 0018:ffff88809cc8f9f0 EFLAGS: 00010282 [ 57.361359] RAX: 0000000000000000 RBX: ffffffff8f037f80 RCX: 0000000000000000 [ 57.368613] RDX: 0000000000000000 RSI: ffffffff815b1e42 RDI: ffffed1013991f30 [ 57.375888] RBP: 0000000000000000 R08: ffff88809cc81880 R09: 0000000000000000 [ 57.383146] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880981b8890 [ 57.390398] R13: ffffffff8f038620 R14: 0000000000000000 R15: ffff8880981b8888 [ 57.397676] ? vprintk_func+0x82/0x118 [ 57.401559] dpm_sysfs_remove+0xa2/0xc0 [ 57.405557] device_del+0x175/0xb90 [ 57.409177] ? refcount_sub_and_test_checked+0x130/0x1c0 [ 57.414616] ? __device_links_no_driver+0x240/0x240 [ 57.419644] device_unregister+0x27/0xd0 [ 57.423691] device_destroy+0x96/0xd0 [ 57.427491] ? root_device_unregister+0x60/0x60 [ 57.432420] ? kfree+0xce/0x290 [ 57.435704] i2cdev_detach_adapter+0xd1/0x140 [ 57.440191] i2cdev_notifier_call+0x41/0xa0 [ 57.444499] notifier_call_chain+0xca/0x240 [ 57.448807] blocking_notifier_call_chain+0x8a/0xb0 [ 57.453821] device_del+0x168/0xb90 [ 57.457444] ? lockdep_hardirqs_on+0x37e/0x580 [ 57.462017] ? __device_links_no_driver+0x240/0x240 [ 57.467112] ? pm_runtime_barrier+0x260/0x260 [ 57.471613] ? lockdep_init_map+0x1b0/0x600 [ 57.475935] device_unregister+0x27/0xd0 [ 57.479991] i2c_del_adapter+0x4a7/0x640 [ 57.484057] ? del_timer_sync+0x13a/0x150 [ 57.488194] pvr2_i2c_core_done+0x6e/0xbb [ 57.492345] pvr2_hdw_destroy+0x17e/0x380 [ 57.496480] pvr2_context_destroy+0x89/0x240 [ 57.500873] pvr2_context_thread_func+0x65e/0x870 [ 57.505700] ? pvr2_context_destroy+0x240/0x240 [ 57.510354] ? finish_wait+0x260/0x260 [ 57.514228] ? lockdep_hardirqs_on+0x37e/0x580 [ 57.518799] ? __kthread_parkme+0x102/0x1b0 [ 57.523125] ? pvr2_context_destroy+0x240/0x240 [ 57.527788] kthread+0x313/0x420 [ 57.531141] ? kthread_park+0x1a0/0x1a0 [ 57.535103] ret_from_fork+0x3a/0x50 [ 57.539745] Kernel Offset: disabled [ 57.543441] Rebooting in 86400 seconds..