pvrusb2: Giving up since device microcontroller firmware appears to be missing.
pvrusb2: Failed to submit write-control URB status=-19
usb 2-1: Direct firmware load for v4l-pvrusb2-29xxx-01.fw failed with error -2
usb 2-1: Falling back to sysfs fallback for: v4l-pvrusb2-29xxx-01.fw
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2326 at drivers/base/firmware_loader/fallback.c:148 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline]
WARNING: CPU: 1 PID: 2326 at drivers/base/firmware_loader/fallback.c:148 firmware_fallback_sysfs+0x6d3/0xbe0 drivers/base/firmware_loader/fallback.c:238
Modules linked in:
CPU: 1 UID: 0 PID: 2326 Comm: pvrusb2-context Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline]
RIP: 0010:firmware_fallback_sysfs+0x6d3/0xbe0 drivers/base/firmware_loader/fallback.c:238
Code: b2 fb e9 da f9 ff ff e8 9b 35 d4 fb e8 e6 d0 99 fb 31 ff 89 c3 89 c6 e8 cb 30 d4 fb 85 db 0f 84 17 fb ff ff e8 7e 35 d4 fb 90 <0f> 0b 90 48 c7 c6 60 c6 20 8c 4c 89 e2 4c 89 f7 e8 88 14 f9 ff e9
RSP: 0018:ffffc900059678d0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000fffffff5 RCX: ffffffff85e90325
RDX: ffff88802b888000 RSI: ffffffff85e90332 RDI: 0000000000000005
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffff5 R11: 0000000000002bd1 R12: ffffffff8c87aac0
R13: ffff8880777d4f40 R14: ffff88807ccbb0b0 R15: 0000000000001770
FS:  0000000000000000(0000) GS:ffff888124ad9000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff7572cf78 CR3: 000000000e182000 CR4: 00000000003526f0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083
DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 _request_firmware+0xfe9/0x1470 drivers/base/firmware_loader/main.c:906
 request_firmware+0x35/0x50 drivers/base/firmware_loader/main.c:957
 pvr2_locate_firmware+0x8f/0x520 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:1359
 pvr2_upload_firmware1+0x1c5/0xa00 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+0x3e6/0x4510 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2338
 pvr2_context_check drivers/media/usb/pvrusb2/pvrusb2-context.c:111 [inline]
 pvr2_context_thread_func+0x253/0x9b0 drivers/media/usb/pvrusb2/pvrusb2-context.c:158
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>