[ 38.597466][ T2480] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 38.609740][ T2474] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=2474 'syz-fuzzer' [ 49.759917][ T2475] can: request_module (can-proto-0) failed. [ 49.786680][ T2475] can: request_module (can-proto-2) failed. [ 49.815265][ T2475] can: request_module (can-proto-0) failed. [ 49.841880][ T2475] can: request_module (can-proto-7) failed. [ 49.868205][ T2475] can: request_module (can-proto-0) failed. [ 49.895241][ T2475] can: request_module (can-proto-1) failed. [ 50.552303][ T2475] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 51.054057][ T2475] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list Warning: Permanently added '10.128.1.178' (ED25519) to the list of known hosts. 2023/08/27 16:35:52 ignoring optional flag "sandboxArg"="0" 2023/08/27 16:35:53 parsed 1 programs 2023/08/27 16:35:55 executed programs: 0 [ 75.308311][ T3055] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 84.862219][ T25] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 85.242249][ T25] usb 1-1: New USB device found, idVendor=0553, idProduct=0002, bcdDevice=b0.11 [ 85.251876][ T25] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 85.266928][ T25] usb 1-1: config 0 descriptor?? [ 85.315408][ T25] gspca_main: cpia1-2.14.0 probing 0553:0002 [ 85.752163][ T25] cpia1 1-1:0.0: unexpected state after lo power cmd: 01 [ 86.192128][ T25] gspca_cpia1: usb_control_msg 02, error -32 [ 86.492153][ T25] gspca_cpia1: usb_control_msg 01, error -32 [ 86.552163][ T25] gspca_cpia1: usb_control_msg 01, error -32 [ 86.602129][ T25] gspca_cpia1: usb_control_msg 01, error -32 [ 86.642091][ T25] gspca_cpia1: usb_control_msg 01, error -32 [ 86.862088][ T25] gspca_cpia1: usb_control_msg 03, error -32 [ 86.902139][ T25] gspca_cpia1: usb_control_msg 03, error -32 [ 86.982101][ T25] gspca_cpia1: usb_control_msg a1, error -32 [ 87.022123][ T25] gspca_cpia1: usb_control_msg a1, error -32 [ 87.062216][ T25] gspca_cpia1: usb_control_msg a1, error -32 2023/08/27 16:36:08 executed programs: 1 [ 88.042146][ T25] gspca_cpia1: usb_control_msg 03, error -71 [ 88.062250][ T25] gspca_cpia1: usb_control_msg 03, error -71 [ 88.069025][ T25] ================================================================== [ 88.077100][ T25] BUG: KASAN: stack-out-of-bounds in set_flicker+0x101c/0x1190 [ 88.084743][ T25] Read of size 8 at addr ffffc900001b6f78 by task kworker/1:1/25 [ 88.092638][ T25] [ 88.094983][ T25] CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 6.5.0-rc6-syzkaller-00158-g895ed7eb263d-dirty #0 [ 88.105404][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 88.115528][ T25] Workqueue: usb_hub_wq hub_event [ 88.120606][ T25] Call Trace: [ 88.123974][ T25] [ 88.126913][ T25] dump_stack_lvl+0xd9/0x1b0 [ 88.132131][ T25] print_report+0xc4/0x620 [ 88.136544][ T25] ? __virt_addr_valid+0x5e/0x2d0 [ 88.141571][ T25] kasan_report+0xda/0x110 [ 88.145992][ T25] ? set_flicker+0x101c/0x1190 [ 88.150776][ T25] ? set_flicker+0x101c/0x1190 [ 88.155886][ T25] set_flicker+0x101c/0x1190 [ 88.160664][ T25] ? __mutex_lock+0x1b2/0x1340 [ 88.165444][ T25] ? v4l2_ctrl_new_std+0x280/0x280 [ 88.170567][ T25] ? v4l2_ctrl_handler_setup+0x48/0xa0 [ 88.176045][ T25] ? command_setexposure+0xca0/0xca0 [ 88.181430][ T25] ? v4l2_ctrl_new+0x2010/0x2010 [ 88.186365][ T25] ? ptr_to_ptr+0x104/0x170 [ 88.190960][ T25] ? v4l2_ctrl_type_op_init+0xb30/0xb30 [ 88.196606][ T25] sd_s_ctrl+0x2c6/0xbf0 [ 88.200855][ T25] ? sd_dq_callback+0x1e60/0x1e60 [ 88.206335][ T25] __v4l2_ctrl_handler_setup+0x511/0x710 [ 88.212013][ T25] v4l2_ctrl_handler_setup+0x50/0xa0 [ 88.217511][ T25] gspca_dev_probe2+0xdd6/0x1b20 [ 88.222623][ T25] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 88.228695][ T25] gspca_dev_probe+0x18b/0x270 [ 88.233546][ T25] usb_probe_interface+0x307/0x930 [ 88.238665][ T25] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 88.244209][ T25] really_probe+0x234/0xc90 [ 88.248797][ T25] __driver_probe_device+0x1de/0x4b0 [ 88.254089][ T25] driver_probe_device+0x4c/0x1a0 [ 88.259201][ T25] __device_attach_driver+0x1d4/0x300 [ 88.264762][ T25] ? driver_probe_device+0x1a0/0x1a0 [ 88.270077][ T25] bus_for_each_drv+0x157/0x1d0 [ 88.274965][ T25] ? bus_for_each_dev+0x1d0/0x1d0 [ 88.280168][ T25] ? lockdep_hardirqs_on+0x7d/0x100 [ 88.285395][ T25] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 88.291224][ T25] __device_attach+0x1e8/0x4b0 [ 88.296029][ T25] ? device_driver_attach+0x200/0x200 [ 88.301504][ T25] ? do_raw_spin_unlock+0x173/0x230 [ 88.306741][ T25] bus_probe_device+0x17c/0x1c0 [ 88.311606][ T25] device_add+0x11f1/0x1b40 [ 88.316323][ T25] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 88.323363][ T25] ? mark_held_locks+0x9f/0xe0 [ 88.328219][ T25] usb_set_configuration+0x10cb/0x1c40 [ 88.333687][ T25] usb_generic_driver_probe+0xca/0x130 [ 88.339156][ T25] usb_probe_device+0xda/0x2c0 [ 88.344135][ T25] ? usb_driver_release_interface+0x190/0x190 [ 88.350489][ T25] really_probe+0x234/0xc90 [ 88.355166][ T25] __driver_probe_device+0x1de/0x4b0 [ 88.360649][ T25] ? usb_driver_applicable+0x1c4/0x220 [ 88.366131][ T25] driver_probe_device+0x4c/0x1a0 [ 88.371175][ T25] __device_attach_driver+0x1d4/0x300 [ 88.378563][ T25] ? driver_probe_device+0x1a0/0x1a0 [ 88.383944][ T25] bus_for_each_drv+0x157/0x1d0 [ 88.388895][ T25] ? bus_for_each_dev+0x1d0/0x1d0 [ 88.393930][ T25] ? lockdep_hardirqs_on+0x7d/0x100 [ 88.399143][ T25] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 88.404979][ T25] __device_attach+0x1e8/0x4b0 [ 88.409758][ T25] ? device_driver_attach+0x200/0x200 [ 88.415149][ T25] ? do_raw_spin_unlock+0x173/0x230 [ 88.420359][ T25] bus_probe_device+0x17c/0x1c0 [ 88.425211][ T25] device_add+0x11f1/0x1b40 [ 88.429796][ T25] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 88.436737][ T25] ? usb_detect_static_quirks+0x335/0x3e0 [ 88.442572][ T25] usb_new_device+0xd80/0x1960 [ 88.447342][ T25] ? hub_disconnect+0x520/0x520 [ 88.452308][ T25] hub_event+0x2e62/0x4f30 [ 88.456971][ T25] ? hub_port_debounce+0x3d0/0x3d0 [ 88.462137][ T25] ? lock_sync+0x190/0x190 [ 88.466655][ T25] ? reacquire_held_locks+0x4b0/0x4b0 [ 88.472051][ T25] ? do_raw_spin_lock+0x12e/0x2b0 [ 88.477112][ T25] ? spin_bug+0x1d0/0x1d0 [ 88.481475][ T25] process_one_work+0xaa2/0x16f0 [ 88.486426][ T25] ? hcd_died_work+0x60/0x60 [ 88.491031][ T25] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 88.496597][ T25] ? spin_bug+0x1d0/0x1d0 [ 88.501021][ T25] worker_thread+0x687/0x1110 [ 88.505896][ T25] ? __kthread_parkme+0x152/0x220 [ 88.511194][ T25] ? process_one_work+0x16f0/0x16f0 [ 88.516492][ T25] kthread+0x33a/0x430 [ 88.520739][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 88.526493][ T25] ret_from_fork+0x2c/0x70 [ 88.530911][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 88.536571][ T25] ret_from_fork_asm+0x11/0x20 [ 88.541341][ T25] [ 88.544351][ T25] [ 88.546841][ T25] The buggy address belongs to stack of task kworker/1:1/25 [ 88.554285][ T25] and is located at offset 32 in frame: [ 88.559900][ T25] set_flicker+0x0/0x1190 [ 88.564330][ T25] [ 88.566640][ T25] This frame has 1 object: [ 88.571041][ T25] [32, 36) 'currentexp' [ 88.571051][ T25] [ 88.577676][ T25] The buggy address belongs to the virtual mapping at [ 88.577676][ T25] [ffffc900001b0000, ffffc900001b9000) created by: [ 88.577676][ T25] kernel_clone+0xfc/0x820 [ 88.595310][ T25] [ 88.597888][ T25] The buggy address belongs to the physical page: [ 88.604291][ T25] page:ffffea00040b97c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102e5f [ 88.614520][ T25] flags: 0x200000000000000(node=0|zone=2) [ 88.620319][ T25] page_type: 0xffffffff() [ 88.624652][ T25] raw: 0200000000000000 0000000000000000 dead000000000122 0000000000000000 [ 88.633235][ T25] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 88.641852][ T25] page dumped because: kasan: bad access detected [ 88.648596][ T25] page_owner tracks the page as allocated [ 88.654507][ T25] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2dc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_ZERO), pid 2, tgid 2 (kthreadd), ts 2379209355, free_ts 0 [ 88.672663][ T25] post_alloc_hook+0x2d2/0x350 [ 88.677437][ T25] get_page_from_freelist+0x10e1/0x2fd0 [ 88.683079][ T25] __alloc_pages+0x1d0/0x4a0 [ 88.687675][ T25] __vmalloc_node_range+0x625/0x1540 [ 88.693048][ T25] copy_process+0x13de/0x7300 [ 88.697832][ T25] kernel_clone+0xfc/0x820 [ 88.702289][ T25] kernel_thread+0xc0/0x100 [ 88.706989][ T25] kthreadd+0x4fc/0x7b0 [ 88.711326][ T25] ret_from_fork+0x2c/0x70 [ 88.715886][ T25] ret_from_fork_asm+0x11/0x20 [ 88.720749][ T25] page_owner free stack trace missing [ 88.726362][ T25] [ 88.728669][ T25] Memory state around the buggy address: [ 88.734285][ T25] ffffc900001b6e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 88.742506][ T25] ffffc900001b6e80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 88.750552][ T25] >ffffc900001b6f00: 00 00 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1 04 [ 88.758603][ T25] ^ [ 88.766733][ T25] ffffc900001b6f80: f3 f3 f3 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 88.774783][ T25] ffffc900001b7000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 88.783082][ T25] ================================================================== [ 88.791374][ T25] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 88.798925][ T25] CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 6.5.0-rc6-syzkaller-00158-g895ed7eb263d-dirty #0 [ 88.809629][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 88.819688][ T25] Workqueue: usb_hub_wq hub_event [ 88.824718][ T25] Call Trace: [ 88.827996][ T25] [ 88.831036][ T25] dump_stack_lvl+0xd9/0x1b0 [ 88.835724][ T25] panic+0x6a4/0x750 [ 88.839708][ T25] ? panic_smp_self_stop+0xa0/0xa0 [ 88.844902][ T25] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 88.851331][ T25] check_panic_on_warn+0xab/0xb0 [ 88.856277][ T25] end_report+0x108/0x150 [ 88.860683][ T25] kasan_report+0xea/0x110 [ 88.865094][ T25] ? set_flicker+0x101c/0x1190 [ 88.869855][ T25] ? set_flicker+0x101c/0x1190 [ 88.874722][ T25] set_flicker+0x101c/0x1190 [ 88.879435][ T25] ? __mutex_lock+0x1b2/0x1340 [ 88.884307][ T25] ? v4l2_ctrl_new_std+0x280/0x280 [ 88.889443][ T25] ? v4l2_ctrl_handler_setup+0x48/0xa0 [ 88.895003][ T25] ? command_setexposure+0xca0/0xca0 [ 88.900643][ T25] ? v4l2_ctrl_new+0x2010/0x2010 [ 88.905601][ T25] ? ptr_to_ptr+0x104/0x170 [ 88.910107][ T25] ? v4l2_ctrl_type_op_init+0xb30/0xb30 [ 88.915743][ T25] sd_s_ctrl+0x2c6/0xbf0 [ 88.919988][ T25] ? sd_dq_callback+0x1e60/0x1e60 [ 88.925102][ T25] __v4l2_ctrl_handler_setup+0x511/0x710 [ 88.930916][ T25] v4l2_ctrl_handler_setup+0x50/0xa0 [ 88.936204][ T25] gspca_dev_probe2+0xdd6/0x1b20 [ 88.941418][ T25] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 88.947341][ T25] gspca_dev_probe+0x18b/0x270 [ 88.952123][ T25] usb_probe_interface+0x307/0x930 [ 88.957272][ T25] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 88.962760][ T25] really_probe+0x234/0xc90 [ 88.967441][ T25] __driver_probe_device+0x1de/0x4b0 [ 88.972727][ T25] driver_probe_device+0x4c/0x1a0 [ 88.977756][ T25] __device_attach_driver+0x1d4/0x300 [ 88.983150][ T25] ? driver_probe_device+0x1a0/0x1a0 [ 88.988629][ T25] bus_for_each_drv+0x157/0x1d0 [ 88.993583][ T25] ? bus_for_each_dev+0x1d0/0x1d0 [ 88.998691][ T25] ? lockdep_hardirqs_on+0x7d/0x100 [ 89.003911][ T25] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 89.009848][ T25] __device_attach+0x1e8/0x4b0 [ 89.014720][ T25] ? device_driver_attach+0x200/0x200 [ 89.020189][ T25] ? do_raw_spin_unlock+0x173/0x230 [ 89.025472][ T25] bus_probe_device+0x17c/0x1c0 [ 89.030412][ T25] device_add+0x11f1/0x1b40 [ 89.034915][ T25] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 89.041845][ T25] ? mark_held_locks+0x9f/0xe0 [ 89.046623][ T25] usb_set_configuration+0x10cb/0x1c40 [ 89.052263][ T25] usb_generic_driver_probe+0xca/0x130 [ 89.057750][ T25] usb_probe_device+0xda/0x2c0 [ 89.062515][ T25] ? usb_driver_release_interface+0x190/0x190 [ 89.068756][ T25] really_probe+0x234/0xc90 [ 89.073540][ T25] __driver_probe_device+0x1de/0x4b0 [ 89.078856][ T25] ? usb_driver_applicable+0x1c4/0x220 [ 89.084583][ T25] driver_probe_device+0x4c/0x1a0 [ 89.089604][ T25] __device_attach_driver+0x1d4/0x300 [ 89.095000][ T25] ? driver_probe_device+0x1a0/0x1a0 [ 89.100370][ T25] bus_for_each_drv+0x157/0x1d0 [ 89.105304][ T25] ? bus_for_each_dev+0x1d0/0x1d0 [ 89.110325][ T25] ? lockdep_hardirqs_on+0x7d/0x100 [ 89.115528][ T25] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 89.121333][ T25] __device_attach+0x1e8/0x4b0 [ 89.126619][ T25] ? device_driver_attach+0x200/0x200 [ 89.132006][ T25] ? do_raw_spin_unlock+0x173/0x230 [ 89.137589][ T25] bus_probe_device+0x17c/0x1c0 [ 89.142449][ T25] device_add+0x11f1/0x1b40 [ 89.147043][ T25] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 89.153892][ T25] ? usb_detect_static_quirks+0x335/0x3e0 [ 89.160653][ T25] usb_new_device+0xd80/0x1960 [ 89.165413][ T25] ? hub_disconnect+0x520/0x520 [ 89.170436][ T25] hub_event+0x2e62/0x4f30 [ 89.174940][ T25] ? hub_port_debounce+0x3d0/0x3d0 [ 89.180049][ T25] ? lock_sync+0x190/0x190 [ 89.184975][ T25] ? reacquire_held_locks+0x4b0/0x4b0 [ 89.190358][ T25] ? do_raw_spin_lock+0x12e/0x2b0 [ 89.195474][ T25] ? spin_bug+0x1d0/0x1d0 [ 89.199920][ T25] process_one_work+0xaa2/0x16f0 [ 89.204890][ T25] ? hcd_died_work+0x60/0x60 [ 89.209662][ T25] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 89.215233][ T25] ? spin_bug+0x1d0/0x1d0 [ 89.219838][ T25] worker_thread+0x687/0x1110 [ 89.224547][ T25] ? __kthread_parkme+0x152/0x220 [ 89.229606][ T25] ? process_one_work+0x16f0/0x16f0 [ 89.234901][ T25] kthread+0x33a/0x430 [ 89.238966][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 89.244611][ T25] ret_from_fork+0x2c/0x70 [ 89.249699][ T25] ? kthread_complete_and_exit+0x40/0x40 [ 89.255335][ T25] ret_from_fork_asm+0x11/0x20 [ 89.260103][ T25] [ 89.263407][ T25] Kernel Offset: disabled [ 89.267753][ T25] Rebooting in 86400 seconds..