usb 1-1: Direct firmware load for v4l-pvrusb2-73xxx-01.fw failed with error -2 usb 1-1: Falling back to sysfs fallback for: v4l-pvrusb2-73xxx-01.fw ------------[ cut here ]------------ WARNING: drivers/base/firmware_loader/fallback.c:148 at fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline], CPU#1: pvrusb2-context/2345 WARNING: drivers/base/firmware_loader/fallback.c:148 at firmware_fallback_sysfs+0x746/0x9b0 drivers/base/firmware_loader/fallback.c:238, CPU#1: pvrusb2-context/2345 Modules linked in: CPU: 1 UID: 0 PID: 2345 Comm: pvrusb2-context Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline] RIP: 0010:firmware_fallback_sysfs+0x746/0x9b0 drivers/base/firmware_loader/fallback.c:238 Code: ab fb e9 5d fc ff ff e8 88 ae ab fb c6 05 9c 68 ba 09 01 48 c7 c7 80 21 2c 8c e8 95 3a 13 fb e9 85 fc ff ff e8 6b ae ab fb 90 <0f> 0b 90 4c 89 f7 48 c7 c6 60 22 2c 8c 4c 89 e2 e8 25 7d 18 fb e9 RSP: 0018:ffffc90004a075b0 EFLAGS: 00010293 RAX: ffffffff86146ab5 RBX: dffffc0000000000 RCX: ffff88802a858000 RDX: 0000000000000000 RSI: 00000000fffffff5 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff8fe4db77 R09: 1ffffffff1fc9b6e R10: dffffc0000000000 R11: fffffbfff1fc9b6f R12: ffffffff8c83ed00 R13: 0000000000001770 R14: ffff888034a880b0 R15: 00000000fffffff5 FS: 0000000000000000(0000) GS:ffff8881258a2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3a14b0 CR3: 000000000e338000 CR4: 00000000003526f0 Call Trace: _request_firmware+0xf83/0x15b0 drivers/base/firmware_loader/main.c:906 request_firmware+0x36/0x50 drivers/base/firmware_loader/main.c:957 pvr2_locate_firmware+0xb3/0x500 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:1359 pvr2_upload_firmware1+0x1b4/0x900 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:1426 pvr2_hdw_setup_low drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2107 [inline] pvr2_hdw_setup drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2261 [inline] pvr2_hdw_initialize+0x3df/0x3ac0 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2338 pvr2_context_check drivers/media/usb/pvrusb2/pvrusb2-context.c:111 [inline] pvr2_context_thread_func+0x487/0xaf0 drivers/media/usb/pvrusb2/pvrusb2-context.c:158 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245