------------[ cut here ]------------
WARNING: CPU: 1 PID: 2323 at drivers/base/firmware_loader/fallback.c:144 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:144 [inline]
WARNING: CPU: 1 PID: 2323 at drivers/base/firmware_loader/fallback.c:144 firmware_fallback_sysfs+0x722/0x950 drivers/base/firmware_loader/fallback.c:234
Modules linked in:
CPU: 1 PID: 2323 Comm: pvrusb2-context Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:144 [inline]
RIP: 0010:firmware_fallback_sysfs+0x722/0x950 drivers/base/firmware_loader/fallback.c:234
Code: df e8 c2 3c f9 ff 45 89 e7 eb bc e8 f8 61 33 fc c6 05 76 f1 22 09 01 48 c7 c7 a0 8b 42 8b e8 e5 53 2d 05 eb a7 e8 de 61 33 fc <0f> 0b 4c 89 f7 48 c7 c6 80 8c 42 8b 4c 89 e2 e8 ba 93 31 05 eb 8c
RSP: 0018:ffffc90005497740 EFLAGS: 00010293
RAX: ffffffff85540fa2 RBX: dffffc0000000000 RCX: ffff888026e88000
RDX: 0000000000000000 RSI: 00000000fffffff5 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff911eb657 R09: 1ffffffff223d6ca
R10: dffffc0000000000 R11: fffffbfff223d6cb R12: ffffffff8b99d120
R13: 0000000000001770 R14: ffff88801f75a0a8 R15: 00000000fffffff5
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556f71ea38 CR3: 000000002e6e8000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 _request_firmware+0xf29/0x1520 drivers/base/firmware_loader/main.c:936
 request_firmware+0x36/0x50 drivers/base/firmware_loader/main.c:987
 pvr2_locate_firmware+0xb3/0x500 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:1359
 pvr2_upload_firmware1+0x1be/0x940 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+0x426/0x3c30 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2338
 pvr2_context_check drivers/media/usb/pvrusb2/pvrusb2-context.c:111 [inline]
 pvr2_context_thread_func+0x4fc/0xbd0 drivers/media/usb/pvrusb2/pvrusb2-context.c:158
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>