Warning: Permanently added '10.128.1.98' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 40.676567][ T9] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 40.684782][ T2235] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 40.692725][ T7] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 40.696370][ T25] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 40.701439][ T2488] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 40.707880][ T718] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 40.916361][ T9] usb 2-1: Using ep0 maxpacket: 8 [ 40.956644][ T7] usb 3-1: Using ep0 maxpacket: 8 [ 40.961831][ T2235] usb 5-1: Using ep0 maxpacket: 8 [ 40.967089][ T2488] usb 4-1: Using ep0 maxpacket: 8 [ 40.976428][ T25] usb 1-1: Using ep0 maxpacket: 8 [ 40.981790][ T718] usb 6-1: Using ep0 maxpacket: 8 [ 41.046954][ T9] usb 2-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 41.056373][ T9] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.067785][ T9] usb 2-1: config 0 descriptor?? [ 41.076605][ T7] usb 3-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 41.085747][ T7] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.095364][ T2488] usb 4-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 41.104529][ T2488] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.108350][ T25] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 41.112749][ T2235] usb 5-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 41.121680][ T25] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.130652][ T2235] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.138918][ T718] usb 6-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 41.151421][ T9] pvrusb2: Hardware description: Terratec Grabster AV400 [ 41.155935][ T718] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.163051][ T9] pvrusb2: ********** [ 41.163060][ T9] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 41.163077][ T9] pvrusb2: Important functionality might not be entirely working. [ 41.186428][ T25] usb 1-1: config 0 descriptor?? [ 41.193175][ T9] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 41.193194][ T9] pvrusb2: ********** [ 41.200962][ T2235] usb 5-1: config 0 descriptor?? [ 41.220281][ T2488] usb 4-1: config 0 descriptor?? [ 41.226484][ T7] usb 3-1: config 0 descriptor?? [ 41.234895][ T718] usb 6-1: config 0 descriptor?? [ 41.262562][ T2488] pvrusb2: Hardware description: Terratec Grabster AV400 [ 41.269940][ T2488] pvrusb2: ********** [ 41.273946][ T2488] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 41.284171][ T2488] pvrusb2: Important functionality might not be entirely working. [ 41.289343][ T718] pvrusb2: Hardware description: Terratec Grabster AV400 [ 41.292051][ T2488] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 41.299083][ T718] pvrusb2: ********** [ 41.299094][ T718] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 41.299111][ T718] pvrusb2: Important functionality might not be entirely working. [ 41.299123][ T718] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 41.299137][ T718] pvrusb2: ********** [ 41.303101][ T25] pvrusb2: Hardware description: Terratec Grabster AV400 [ 41.310472][ T2488] pvrusb2: ********** [ 41.313283][ T7] pvrusb2: Hardware description: Terratec Grabster AV400 [ 41.314467][ T25] pvrusb2: ********** [ 41.314477][ T25] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 41.324639][ T7] pvrusb2: ********** [ 41.332523][ T25] pvrusb2: Important functionality might not be entirely working. [ 41.332537][ T25] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. executing program [ 41.344017][ T7] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 41.348004][ T25] pvrusb2: ********** [ 41.418486][ T7] pvrusb2: Important functionality might not be entirely working. [ 41.426388][ T7] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 41.437822][ T7] pvrusb2: ********** [ 41.444375][ T2235] pvrusb2: Hardware description: Terratec Grabster AV400 [ 41.451531][ T2235] pvrusb2: ********** executing program executing program executing program [ 41.455561][ T2235] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 41.465910][ T2235] pvrusb2: Important functionality might not be entirely working. [ 41.473823][ T2235] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 41.485220][ T2235] pvrusb2: ********** [ 41.492024][ T894] pvrusb2: Invalid write control endpoint [ 41.498925][ T9] usb 2-1: USB disconnect, device number 2 executing program executing program [ 41.511186][ T25] usb 1-1: USB disconnect, device number 2 [ 41.517837][ T718] usb 6-1: USB disconnect, device number 2 [ 41.524887][ T718] pvrusb2: Device being rendered inoperable [ 41.541670][ T25] pvrusb2: Device being rendered inoperable [ 41.581004][ T7] usb 3-1: USB disconnect, device number 2 [ 41.587871][ T2488] usb 4-1: USB disconnect, device number 2 [ 41.596667][ T894] pvrusb2: Invalid write control endpoint [ 41.602544][ T894] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 41.612281][ T894] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 41.619976][ T894] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 41.630052][ T894] pvrusb2: Device being rendered inoperable [ 41.636851][ T2235] usb 5-1: USB disconnect, device number 2 [ 41.645298][ T2235] pvrusb2: Device being rendered inoperable [ 41.653570][ T2488] pvrusb2: Device being rendered inoperable [ 41.660072][ T7] pvrusb2: Device being rendered inoperable [ 41.669923][ T894] cx25840 0-0044: Unable to detect h/w, assuming cx23887 [ 41.686765][ T894] cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 41.705225][ T894] pvrusb2: Attached sub-driver cx25840 [ 41.710969][ T894] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 41.721134][ T894] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 41.926408][ T25] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 41.956468][ T718] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 42.026375][ T2235] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 42.033980][ T2488] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 42.046391][ T7] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 42.086548][ T9] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 42.196362][ T25] usb 1-1: Using ep0 maxpacket: 8 [ 42.226371][ T718] usb 6-1: Using ep0 maxpacket: 8 [ 42.276388][ T2488] usb 4-1: Using ep0 maxpacket: 8 [ 42.281571][ T2235] usb 5-1: Using ep0 maxpacket: 8 [ 42.296366][ T7] usb 3-1: Using ep0 maxpacket: 8 [ 42.316644][ T25] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 42.325854][ T25] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.336138][ T25] usb 1-1: config 0 descriptor?? [ 42.346631][ T718] usb 6-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 42.346841][ T9] usb 2-1: Using ep0 maxpacket: 8 [ 42.355797][ T718] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.370792][ T718] usb 6-1: config 0 descriptor?? [ 42.379647][ T25] pvrusb2: Hardware description: Terratec Grabster AV400 [ 42.386824][ T25] pvrusb2: ********** [ 42.390857][ T25] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 42.401000][ T25] pvrusb2: Important functionality might not be entirely working. [ 42.408908][ T25] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 42.420261][ T25] pvrusb2: ********** [ 42.427083][ T718] pvrusb2: Hardware description: Terratec Grabster AV400 [ 42.434173][ T718] pvrusb2: ********** [ 42.438235][ T718] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 42.448483][ T718] pvrusb2: Important functionality might not be entirely working. [ 42.456374][ T718] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 42.456875][ T2488] usb 4-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 42.467705][ T718] pvrusb2: ********** [ 42.481046][ T2488] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.489215][ T2235] usb 5-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 42.498326][ T2235] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.506680][ T7] usb 3-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 42.515869][ T7] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.533473][ T2235] usb 5-1: config 0 descriptor?? [ 42.539317][ T7] usb 3-1: config 0 descriptor?? [ 42.546470][ T2488] usb 4-1: config 0 descriptor?? [ 42.556776][ T9] usb 2-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=3a.e2 [ 42.565849][ T9] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.575971][ T9] usb 2-1: config 0 descriptor?? [ 42.589030][ T2235] pvrusb2: Hardware description: Terratec Grabster AV400 [ 42.593768][ T25] usb 1-1: USB disconnect, device number 3 [ 42.596101][ T2235] pvrusb2: ********** [ 42.596112][ T2235] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. executing program [ 42.596131][ T2235] pvrusb2: Important functionality might not be entirely working. [ 42.596144][ T2235] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 42.596158][ T2235] pvrusb2: ********** [ 42.600045][ T2488] pvrusb2: Hardware description: Terratec Grabster AV400 [ 42.625733][ T25] pvrusb2: Device being rendered inoperable [ 42.635410][ T2488] pvrusb2: ********** [ 42.635422][ T2488] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. executing program [ 42.635440][ T2488] pvrusb2: Important functionality might not be entirely working. [ 42.635453][ T2488] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 42.635468][ T2488] pvrusb2: ********** [ 42.639495][ T7] pvrusb2: Hardware description: Terratec Grabster AV400 [ 42.648598][ T718] usb 6-1: USB disconnect, device number 3 [ 42.652668][ T7] pvrusb2: ********** [ 42.652678][ T7] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 42.652696][ T7] pvrusb2: Important functionality might not be entirely working. [ 42.652709][ T7] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 42.652723][ T7] pvrusb2: ********** [ 42.652849][ T894] pvrusb2: Invalid write control endpoint [ 42.698471][ T25] ================================================================== [ 42.752091][ T894] pvrusb2: Invalid write control endpoint [ 42.754506][ T25] BUG: KASAN: slab-use-after-free in pvr2_context_set_notify+0x2c4/0x310 [ 42.760273][ T894] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 42.768626][ T25] Read of size 4 at addr ffff88811281c0d8 by task kworker/1:1/25 [ 42.768652][ T25] [ 42.768659][ T25] CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 6.5.0-rc6-syzkaller-00119-gbbb9e06d2c64 #0 [ 42.777967][ T894] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 42.785643][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 42.785665][ T25] Workqueue: usb_hub_wq hub_event [ 42.788058][ T894] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 42.797912][ T25] [ 42.797920][ T25] Call Trace: [ 42.797929][ T25] [ 42.797941][ T25] dump_stack_lvl+0xd9/0x1b0 [ 42.797980][ T25] print_report+0xc4/0x620 [ 42.798008][ T25] ? __virt_addr_valid+0x5e/0x2d0 [ 42.798054][ T25] ? __phys_addr+0xc6/0x140 [ 42.805595][ T894] pvrusb2: Device being rendered inoperable [ 42.836825][ T894] cx25840 0-0044: Unable to detect h/w, assuming cx23887 [ 42.839281][ T25] kasan_report+0xda/0x110 [ 42.839317][ T25] ? pvr2_context_set_notify+0x2c4/0x310 [ 42.843990][ T894] cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_b) [ 42.848302][ T25] ? pvr2_context_set_notify+0x2c4/0x310 [ 42.848345][ T25] pvr2_context_set_notify+0x2c4/0x310 [ 42.848385][ T25] pvr_disconnect+0x80/0xf0 [ 42.848418][ T25] usb_unbind_interface+0x1dd/0x8d0 [ 42.848463][ T25] ? kernfs_find_ns+0x2e9/0x3e0 [ 42.848512][ T25] ? usb_unbind_device+0x1a0/0x1a0 executing program [ 42.848556][ T25] device_remove+0x11f/0x170 [ 42.848593][ T25] device_release_driver_internal+0x44a/0x610 [ 42.875823][ T894] pvrusb2: Attached sub-driver cx25840 [ 42.881227][ T25] bus_remove_device+0x22c/0x420 [ 42.881272][ T25] device_del+0x39a/0xa40 [ 42.888866][ T894] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 42.894471][ T25] ? __device_link_del+0x380/0x380 [ 42.900114][ T894] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 42.904429][ T25] ? reacquire_held_locks+0x4b0/0x4b0 [ 42.975081][ T25] usb_disable_device+0x36c/0x7f0 [ 42.980136][ T25] ? lockdep_hardirqs_on+0x7d/0x100 [ 42.985384][ T25] usb_disconnect+0x2e1/0x890 [ 42.990086][ T25] hub_event+0x1be0/0x4f30 [ 42.994609][ T25] ? hub_port_debounce+0x3d0/0x3d0 [ 42.999751][ T25] ? lock_sync+0x190/0x190 [ 43.004183][ T25] ? reacquire_held_locks+0x4b0/0x4b0 [ 43.009591][ T25] ? do_raw_spin_lock+0x12e/0x2b0 [ 43.014640][ T25] ? spin_bug+0x1d0/0x1d0 [ 43.018986][ T25] process_one_work+0xaa2/0x16f0 [ 43.024123][ T25] ? hub_port_debounce+0x3d0/0x3d0 [ 43.029258][ T25] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 43.034669][ T25] ? spin_bug+0x1d0/0x1d0 [ 43.039036][ T25] worker_thread+0x896/0x1110 [ 43.043742][ T25] ? __kthread_parkme+0x152/0x220 [ 43.048803][ T25] ? process_one_work+0x16f0/0x16f0 [ 43.054025][ T25] kthread+0x33a/0x430 [ 43.058108][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 43.063761][ T25] ret_from_fork+0x2c/0x70 [ 43.068226][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 43.073908][ T25] ret_from_fork_asm+0x11/0x20 [ 43.078695][ T25] [ 43.081721][ T25] [ 43.084050][ T25] Allocated by task 25: [ 43.088206][ T25] kasan_save_stack+0x33/0x50 [ 43.092910][ T25] kasan_set_track+0x25/0x30 [ 43.097524][ T25] __kasan_kmalloc+0x87/0x90 [ 43.102137][ T25] pvr2_context_create+0x53/0x2a0 [ 43.107179][ T25] pvr_probe+0x25/0xe0 [ 43.111278][ T25] usb_probe_interface+0x307/0x930 [ 43.116449][ T25] really_probe+0x234/0xc90 [ 43.121007][ T25] __driver_probe_device+0x1de/0x4b0 [ 43.126330][ T25] driver_probe_device+0x4c/0x1a0 [ 43.131372][ T25] __device_attach_driver+0x1d4/0x300 [ 43.136765][ T25] bus_for_each_drv+0x157/0x1d0 [ 43.141631][ T25] __device_attach+0x1e8/0x4b0 [ 43.146419][ T25] bus_probe_device+0x17c/0x1c0 [ 43.151302][ T25] device_add+0x11f1/0x1b40 [ 43.155821][ T25] usb_set_configuration+0x10cb/0x1c40 [ 43.161337][ T25] usb_generic_driver_probe+0xca/0x130 [ 43.166817][ T25] usb_probe_device+0xda/0x2c0 [ 43.171604][ T25] really_probe+0x234/0xc90 [ 43.176121][ T25] __driver_probe_device+0x1de/0x4b0 [ 43.181423][ T25] driver_probe_device+0x4c/0x1a0 [ 43.186466][ T25] __device_attach_driver+0x1d4/0x300 [ 43.191860][ T25] bus_for_each_drv+0x157/0x1d0 [ 43.196746][ T25] __device_attach+0x1e8/0x4b0 [ 43.201523][ T25] bus_probe_device+0x17c/0x1c0 [ 43.206388][ T25] device_add+0x11f1/0x1b40 [ 43.210926][ T25] usb_new_device+0xd80/0x1960 [ 43.215713][ T25] hub_event+0x2e62/0x4f30 [ 43.220139][ T25] process_one_work+0xaa2/0x16f0 [ 43.225096][ T25] worker_thread+0x896/0x1110 [ 43.229924][ T25] kthread+0x33a/0x430 [ 43.234096][ T25] ret_from_fork+0x2c/0x70 [ 43.238578][ T25] ret_from_fork_asm+0x11/0x20 [ 43.243366][ T25] [ 43.245692][ T25] Freed by task 894: [ 43.249611][ T25] kasan_save_stack+0x33/0x50 [ 43.254320][ T25] kasan_set_track+0x25/0x30 [ 43.258947][ T25] kasan_save_free_info+0x2b/0x40 [ 43.264007][ T25] ____kasan_slab_free+0x13f/0x190 [ 43.269150][ T25] __kmem_cache_free+0xff/0x340 [ 43.274029][ T25] pvr2_context_thread_func+0x69d/0x960 [ 43.279594][ T25] kthread+0x33a/0x430 [ 43.283676][ T25] ret_from_fork+0x2c/0x70 [ 43.288122][ T25] ret_from_fork_asm+0x11/0x20 [ 43.292918][ T25] [ 43.295246][ T25] The buggy address belongs to the object at ffff88811281c000 [ 43.295246][ T25] which belongs to the cache kmalloc-256 of size 256 [ 43.309310][ T25] The buggy address is located 216 bytes inside of [ 43.309310][ T25] freed 256-byte region [ffff88811281c000, ffff88811281c100) [ 43.323121][ T25] [ 43.325448][ T25] The buggy address belongs to the physical page: [ 43.331870][ T25] page:ffffea00044a0700 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11281c [ 43.342148][ T25] head:ffffea00044a0700 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 43.351102][ T25] anon flags: 0x200000000010200(slab|head|node=0|zone=2) [ 43.358138][ T25] page_type: 0xffffffff() [ 43.362490][ T25] raw: 0200000000010200 ffff888100041b40 ffffea00044ab000 0000000000000003 [ 43.371110][ T25] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 43.379789][ T25] page dumped because: kasan: bad access detected [ 43.386206][ T25] page_owner tracks the page as allocated [ 43.391922][ T25] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 9193986036, free_ts 0 [ 43.411567][ T25] post_alloc_hook+0x2d2/0x350 [ 43.416388][ T25] get_page_from_freelist+0x10e1/0x2fd0 [ 43.421965][ T25] __alloc_pages+0x1d0/0x4a0 [ 43.426585][ T25] alloc_page_interleave+0x1e/0x230 [ 43.431799][ T25] alloc_pages+0x22a/0x270 [ 43.436230][ T25] allocate_slab+0x24e/0x380 [ 43.440853][ T25] ___slab_alloc+0x8bc/0x1570 [ 43.445552][ T25] __slab_alloc.constprop.0+0x56/0xa0 [ 43.450950][ T25] __kmem_cache_alloc_node+0x132/0x310 [ 43.456435][ T25] __kmalloc_node_track_caller+0x4d/0x100 [ 43.462183][ T25] krealloc+0x5d/0xf0 [ 43.466202][ T25] add_sysfs_param+0xca/0x960 [ 43.470895][ T25] param_sysfs_builtin_init+0x2ca/0x450 [ 43.476460][ T25] do_one_initcall+0x117/0x630 [ 43.481238][ T25] kernel_init_freeable+0x5b8/0x8f0 [ 43.486450][ T25] kernel_init+0x1c/0x2a0 [ 43.490800][ T25] page_owner free stack trace missing [ 43.496260][ T25] [ 43.498596][ T25] Memory state around the buggy address: [ 43.504252][ T25] ffff88811281bf80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 43.512337][ T25] ffff88811281c000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.520756][ T25] >ffff88811281c080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.528834][ T25] ^ [ 43.535773][ T25] ffff88811281c100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 43.543844][ T25] ffff88811281c180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 43.551915][ T25] ================================================================== [ 43.560245][ T25] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 43.567473][ T25] CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 6.5.0-rc6-syzkaller-00119-gbbb9e06d2c64 #0 [ 43.577416][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 43.587511][ T25] Workqueue: usb_hub_wq hub_event [ 43.592589][ T25] Call Trace: [ 43.595904][ T25] [ 43.598870][ T25] dump_stack_lvl+0xd9/0x1b0 [ 43.603515][ T25] panic+0x6a4/0x750 [ 43.607473][ T25] ? panic_smp_self_stop+0xa0/0xa0 [ 43.612651][ T25] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.618873][ T25] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.625098][ T25] check_panic_on_warn+0xab/0xb0 [ 43.630093][ T25] end_report+0x108/0x150 [ 43.634459][ T25] kasan_report+0xea/0x110 [ 43.638886][ T25] ? pvr2_context_set_notify+0x2c4/0x310 [ 43.644738][ T25] ? pvr2_context_set_notify+0x2c4/0x310 [ 43.650398][ T25] pvr2_context_set_notify+0x2c4/0x310 [ 43.655881][ T25] pvr_disconnect+0x80/0xf0 [ 43.660401][ T25] usb_unbind_interface+0x1dd/0x8d0 [ 43.665629][ T25] ? kernfs_find_ns+0x2e9/0x3e0 [ 43.670511][ T25] ? usb_unbind_device+0x1a0/0x1a0 [ 43.675663][ T25] device_remove+0x11f/0x170 [ 43.680288][ T25] device_release_driver_internal+0x44a/0x610 [ 43.686384][ T25] bus_remove_device+0x22c/0x420 [ 43.691353][ T25] device_del+0x39a/0xa40 [ 43.695739][ T25] ? __device_link_del+0x380/0x380 [ 43.700898][ T25] ? reacquire_held_locks+0x4b0/0x4b0 [ 43.706300][ T25] usb_disable_device+0x36c/0x7f0 [ 43.711363][ T25] ? lockdep_hardirqs_on+0x7d/0x100 [ 43.716586][ T25] usb_disconnect+0x2e1/0x890 [ 43.721283][ T25] hub_event+0x1be0/0x4f30 [ 43.725746][ T25] ? hub_port_debounce+0x3d0/0x3d0 [ 43.730900][ T25] ? lock_sync+0x190/0x190 [ 43.735350][ T25] ? reacquire_held_locks+0x4b0/0x4b0 [ 43.740768][ T25] ? do_raw_spin_lock+0x12e/0x2b0 [ 43.745831][ T25] ? spin_bug+0x1d0/0x1d0 [ 43.750179][ T25] process_one_work+0xaa2/0x16f0 [ 43.755151][ T25] ? hub_port_debounce+0x3d0/0x3d0 [ 43.760305][ T25] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 43.765709][ T25] ? spin_bug+0x1d0/0x1d0 [ 43.770119][ T25] worker_thread+0x896/0x1110 [ 43.774832][ T25] ? __kthread_parkme+0x152/0x220 [ 43.779893][ T25] ? process_one_work+0x16f0/0x16f0 [ 43.785117][ T25] kthread+0x33a/0x430 [ 43.789233][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 43.794888][ T25] ret_from_fork+0x2c/0x70 [ 43.799339][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 43.804992][ T25] ret_from_fork_asm+0x11/0x20 [ 43.809784][ T25] [ 43.813121][ T25] Kernel Offset: disabled [ 43.817455][ T25] Rebooting in 86400 seconds..