Warning: Permanently added '10.128.1.55' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 31.285163][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 31.285172][ T17] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 31.285439][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 31.292829][ T83] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 31.300728][ T103] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 31.323969][ T1736] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 31.525118][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 31.555126][ T17] usb 2-1: Using ep0 maxpacket: 8 [ 31.560280][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 31.575375][ T1736] usb 3-1: Using ep0 maxpacket: 8 [ 31.580698][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 31.585826][ T103] usb 4-1: Using ep0 maxpacket: 8 [ 31.665411][ T12] usb 1-1: config 0 has an invalid interface number: 185 but max is 0 [ 31.673900][ T12] usb 1-1: config 0 has no interface number 0 [ 31.680337][ T12] usb 1-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 31.689493][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.697817][ T1736] usb 3-1: config 0 has an invalid interface number: 185 but max is 0 [ 31.706044][ T1736] usb 3-1: config 0 has no interface number 0 [ 31.706155][ T17] usb 2-1: config 0 has an invalid interface number: 185 but max is 0 [ 31.713797][ T12] usb 1-1: config 0 descriptor?? [ 31.720352][ T17] usb 2-1: config 0 has no interface number 0 [ 31.724644][ T83] usb 6-1: config 0 has an invalid interface number: 185 but max is 0 [ 31.725853][ T5] usb 5-1: config 0 has an invalid interface number: 185 but max is 0 [ 31.731701][ T83] usb 6-1: config 0 has no interface number 0 [ 31.739911][ T5] usb 5-1: config 0 has no interface number 0 [ 31.740028][ T103] usb 4-1: config 0 has an invalid interface number: 185 but max is 0 [ 31.748377][ T17] usb 2-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 31.754197][ T103] usb 4-1: config 0 has no interface number 0 [ 31.754887][ T1736] usb 3-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 31.760442][ T17] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.768693][ T1736] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.778031][ T83] usb 6-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 31.785827][ T5] usb 5-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 31.793099][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.801166][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.815123][ T17] usb 2-1: config 0 descriptor?? [ 31.819433][ T103] usb 4-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 31.833235][ T83] usb 6-1: config 0 descriptor?? [ 31.835538][ T103] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.871881][ T1736] usb 3-1: config 0 descriptor?? [ 31.878078][ T5] usb 5-1: config 0 descriptor?? [ 31.884170][ T103] usb 4-1: config 0 descriptor?? executing program executing program executing program [ 32.085273][ T12] usb 1-1: string descriptor 0 read error: -71 [ 32.100561][ T12] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 32.116562][ T83] usb 6-1: string descriptor 0 read error: -71 [ 32.124509][ T83] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner executing program executing program executing program [ 32.132312][ T17] usb 2-1: string descriptor 0 read error: -71 [ 32.141752][ T17] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 32.145458][ T104] pvrusb2: Invalid write control endpoint [ 32.155796][ T1736] usb 3-1: string descriptor 0 read error: -71 [ 32.163976][ T1736] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 32.171784][ T5] usb 5-1: string descriptor 0 read error: -71 [ 32.177744][ T83] usb 6-1: USB disconnect, device number 2 [ 32.178503][ T103] usb 4-1: string descriptor 0 read error: -71 [ 32.184410][ T17] usb 2-1: USB disconnect, device number 2 [ 32.197253][ T5] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 32.205323][ T12] usb 1-1: USB disconnect, device number 2 [ 32.206524][ T83] pvrusb2: Device being rendered inoperable [ 32.226774][ T103] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 32.250670][ T17] pvrusb2: Device being rendered inoperable [ 32.251239][ T104] pvrusb2: Invalid write control endpoint [ 32.264070][ T1736] usb 3-1: USB disconnect, device number 2 [ 32.275302][ T5] usb 5-1: USB disconnect, device number 2 [ 32.286022][ T104] pvrusb2: Invalid write control endpoint [ 32.297866][ T5] pvrusb2: Device being rendered inoperable [ 32.304240][ T1736] pvrusb2: Device being rendered inoperable [ 32.306587][ T104] pvrusb2: Invalid write control endpoint [ 32.316195][ T103] usb 4-1: USB disconnect, device number 2 [ 32.322899][ T103] pvrusb2: Device being rendered inoperable [ 32.333237][ T104] pvrusb2: Invalid write control endpoint [ 32.339285][ T104] pvrusb2: Invalid write control endpoint [ 32.345253][ T104] pvrusb2: Invalid write control endpoint [ 32.351085][ T104] pvrusb2: Invalid write control endpoint [ 32.357252][ T104] pvrusb2: Invalid write control endpoint [ 32.363117][ T104] pvrusb2: Invalid write control endpoint [ 32.368995][ T104] pvrusb2: Invalid write control endpoint [ 32.374732][ T104] pvrusb2: Invalid write control endpoint [ 32.380796][ T104] pvrusb2: Invalid write control endpoint [ 32.386740][ T104] pvrusb2: Invalid write control endpoint [ 32.392477][ T104] pvrusb2: Invalid write control endpoint [ 32.398393][ T104] pvrusb2: Invalid write control endpoint [ 32.404135][ T104] pvrusb2: Invalid write control endpoint [ 32.410581][ T104] pvrusb2: Invalid write control endpoint [ 32.416455][ T104] pvrusb2: Invalid write control endpoint [ 32.422180][ T104] pvrusb2: Invalid write control endpoint [ 32.428450][ T104] pvrusb2: Invalid write control endpoint [ 32.434214][ T104] pvrusb2: Invalid write control endpoint [ 32.440034][ T104] pvrusb2: Invalid write control endpoint [ 32.445927][ T104] pvrusb2: Invalid write control endpoint [ 32.451649][ T104] pvrusb2: Invalid write control endpoint [ 32.457425][ T104] pvrusb2: Invalid write control endpoint [ 32.463215][ T104] pvrusb2: Invalid write control endpoint [ 32.469018][ T104] pvrusb2: Invalid write control endpoint [ 32.474933][ T104] pvrusb2: Invalid write control endpoint [ 32.481243][ T104] pvrusb2: Invalid write control endpoint [ 32.487056][ T104] pvrusb2: Invalid write control endpoint [ 32.493069][ T104] pvrusb2: Invalid write control endpoint [ 32.498895][ T104] pvrusb2: Invalid write control endpoint [ 32.505528][ T104] pvrusb2: Module ID 3 (saa7115) for device OnAir Creator Hybrid USB tuner failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 32.529521][ T104] cs53l32a 0-0011: chip found @ 0x22 (pvrusb2_a) [ 32.536270][ T104] pvrusb2: Invalid write control endpoint [ 32.542134][ T104] pvrusb2: Invalid write control endpoint [ 32.548146][ T104] pvrusb2: Invalid write control endpoint [ 32.553966][ T104] pvrusb2: Invalid write control endpoint [ 32.559838][ T104] pvrusb2: Invalid write control endpoint [ 32.565744][ T104] pvrusb2: Invalid write control endpoint [ 32.571487][ T104] pvrusb2: Invalid write control endpoint [ 32.577465][ T104] pvrusb2: Invalid write control endpoint [ 32.583339][ T104] pvrusb2: Invalid write control endpoint [ 32.589146][ T104] pvrusb2: Invalid write control endpoint [ 32.595197][ T104] pvrusb2: Invalid write control endpoint [ 32.600926][ T104] pvrusb2: Invalid write control endpoint [ 32.607408][ T104] pvrusb2: Invalid write control endpoint [ 32.613225][ T104] pvrusb2: Invalid write control endpoint [ 32.619034][ T104] pvrusb2: Invalid write control endpoint [ 32.624851][ T104] pvrusb2: Invalid write control endpoint [ 32.630628][ T104] pvrusb2: Invalid write control endpoint [ 32.636412][ T104] pvrusb2: Invalid write control endpoint [ 32.642321][ T104] pvrusb2: Invalid write control endpoint [ 32.648098][ T104] pvrusb2: Invalid write control endpoint [ 32.653845][ T104] pvrusb2: Invalid write control endpoint [ 32.655155][ T17] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 32.660401][ T104] pvrusb2: Attached sub-driver cs53l32a [ 32.667247][ T83] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 32.680333][ T103] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 32.687955][ T5] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 32.689776][ T104] pvrusb2: Invalid write control endpoint [ 32.695544][ T1736] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 32.709577][ T104] pvrusb2: Invalid write control endpoint [ 32.715489][ T104] pvrusb2: Invalid write control endpoint [ 32.721238][ T104] pvrusb2: Invalid write control endpoint [ 32.727278][ T104] pvrusb2: Module ID 4 (tuner) for device OnAir Creator Hybrid USB tuner failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 32.744499][ T104] pvrusb2: Device being rendered inoperable [ 32.750728][ T104] pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more sub-device kernel modules. [ 32.763551][ T104] 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. [ 32.783300][ T104] ------------[ cut here ]------------ [ 32.789073][ T104] sysfs group 'power' not found for kobject '0-0011' [ 32.796100][ T104] WARNING: CPU: 0 PID: 104 at fs/sysfs/group.c:278 sysfs_remove_group+0x155/0x1b0 [ 32.805342][ T104] Kernel panic - not syncing: panic_on_warn set ... [ 32.811941][ T104] CPU: 0 PID: 104 Comm: pvrusb2-context Not tainted 5.3.0-rc2+ #25 [ 32.819850][ T104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.829942][ T104] Call Trace: [ 32.833253][ T104] dump_stack+0xca/0x13e [ 32.837509][ T104] ? sysfs_remove_group+0xf0/0x1b0 [ 32.842619][ T104] panic+0x2a3/0x6da [ 32.846597][ T104] ? add_taint.cold+0x16/0x16 [ 32.851286][ T104] ? __probe_kernel_read+0x188/0x1d0 [ 32.856574][ T104] ? __warn.cold+0x5/0x4a [ 32.861055][ T104] ? __warn+0xe3/0x1e0 [ 32.865122][ T104] ? sysfs_remove_group+0x155/0x1b0 [ 32.870322][ T104] __warn.cold+0x20/0x4a [ 32.874925][ T104] ? sysfs_remove_group+0x155/0x1b0 [ 32.880177][ T104] report_bug+0x262/0x2a0 [ 32.884510][ T104] do_error_trap+0x12b/0x1e0 [ 32.889090][ T104] ? sysfs_remove_group+0x155/0x1b0 [ 32.894353][ T104] do_invalid_op+0x32/0x40 [ 32.898763][ T104] ? sysfs_remove_group+0x155/0x1b0 [ 32.904049][ T104] invalid_op+0x23/0x30 [ 32.905138][ T17] usb 2-1: Using ep0 maxpacket: 8 [ 32.908519][ T104] RIP: 0010:sysfs_remove_group+0x155/0x1b0 [ 32.908530][ T104] 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 20 c5 d0 85 e8 a0 09 8b ff <0f> 0b eb 95 e8 72 e8 db ff e9 d2 fe ff ff 48 89 df e8 65 e8 db ff [ 32.908534][ T104] RSP: 0018:ffff8881d5217b68 EFLAGS: 00010286 [ 32.908541][ T104] RAX: 0000000000000000 RBX: ffffffff85f2cd60 RCX: 0000000000000000 [ 32.908546][ T104] RDX: 0000000000000000 RSI: ffffffff8128a0fd RDI: ffffed103aa42f5f [ 32.908550][ T104] RBP: 0000000000000000 R08: ffff8881d5081800 R09: 0000000000000000 [ 32.908554][ T104] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d19188a0 [ 32.908559][ T104] R13: ffffffff85f2d300 R14: 1ffff1103aa42f98 R15: dffffc0000000000 [ 32.908576][ T104] ? vprintk_func+0x7d/0x113 [ 32.913796][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 32.919626][ T104] ? sysfs_remove_group+0x155/0x1b0 [ 32.919638][ T104] dpm_sysfs_remove+0x97/0xb0 [ 32.919646][ T104] device_del+0x12a/0xb10 [ 32.919655][ T104] ? lock_downgrade+0x6e0/0x6e0 [ 32.919662][ T104] ? __device_links_no_driver+0x240/0x240 [ 32.919672][ T104] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 32.919678][ T104] device_unregister+0x11/0x30 [ 32.919687][ T104] i2c_unregister_device+0x150/0x190 [ 32.919704][ T104] ? __unregister_dummy+0x60/0x60 [ 33.035423][ T17] usb 2-1: config 0 has an invalid interface number: 185 but max is 0 [ 33.037855][ T104] __unregister_client+0x78/0x90 [ 33.042881][ T17] usb 2-1: config 0 has no interface number 0 [ 33.051046][ T104] device_for_each_child+0xf9/0x170 [ 33.051057][ T104] ? kill_device+0x160/0x160 [ 33.051070][ T104] ? __radix_tree_lookup+0x1ed/0x260 [ 33.051083][ T104] i2c_del_adapter+0x2b2/0x550 [ 33.051096][ T104] ? del_timer_sync+0x11e/0x130 [ 33.051109][ T104] pvr2_i2c_core_done+0x69/0xb6 [ 33.051121][ T104] pvr2_hdw_destroy+0x179/0x370 [ 33.051134][ T104] pvr2_context_destroy+0x84/0x230 [ 33.051153][ T104] pvr2_context_thread_func+0x657/0x860 [ 33.057092][ T83] usb 6-1: config 0 has an invalid interface number: 185 but max is 0 [ 33.062490][ T104] ? lock_acquire+0x127/0x320 [ 33.062506][ T104] ? pvr2_context_destroy+0x230/0x230 [ 33.062520][ T104] ? finish_wait+0x260/0x260 [ 33.062533][ T104] ? lockdep_hardirqs_on+0x379/0x580 [ 33.062546][ T104] ? __kthread_parkme+0x10a/0x1c0 [ 33.062557][ T104] ? pvr2_context_destroy+0x230/0x230 [ 33.062581][ T104] kthread+0x318/0x420 [ 33.067819][ T83] usb 6-1: config 0 has no interface number 0 [ 33.072351][ T104] ? _raw_spin_unlock_irq+0x2c/0x30 [ 33.078557][ T17] usb 2-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=11.f4 [ 33.082367][ T104] ? kthread_create_on_node+0xf0/0xf0 [ 33.082382][ T104] ret_from_fork+0x24/0x30 [ 33.087305][ T104] Kernel Offset: disabled [ 33.185461][ T104] Rebooting in 86400 seconds..