WARNING: CPU: 1 PID: 4278 at fs/sysfs/group.c:280 sysfs_remove_group+0x174/0x290 fs/sysfs/group.c:278
Modules linked in:
CPU: 1 PID: 4278 Comm: kworker/1:4 Not tainted 6.1.147-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: events request_firmware_work_func
RIP: 0010:sysfs_remove_group+0x174/0x290 fs/sysfs/group.c:278
Code: 48 8b 1b 4c 89 f8 48 c1 e8 03 80 3c 28 00 74 08 4c 89 ff e8 8e 02 cc ff 49 8b 17 48 c7 c7 e0 6a 9c 8a 48 89 de e8 3c 08 48 ff <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 e6 e5 7b ff
RSP: 0018:ffffc90003ce7880 EFLAGS: 00010246
RAX: 8f0f6deaf115f000 RBX: ffffffff8b02f900 RCX: ffff888023ae8000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: dffffc0000000000 R08: dffffc0000000000 R09: ffffed10171e4f34
R10: ffffed10171e4f34 R11: 1ffff110171e4f33 R12: 1ffffffff1605f24
R13: dffffc0000000000 R14: ffff88801ab3c2b8 R15: ffff88801c694008
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d963fff CR3: 000000007e3b6000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 device_del+0x2ae/0xa70 drivers/base/core.c:3862
 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:120 [inline]
 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:158 [inline]
 firmware_fallback_sysfs+0x67e/0x930 drivers/base/firmware_loader/fallback.c:234
 _request_firmware+0xcad/0x1290 drivers/base/firmware_loader/main.c:884
 request_firmware_work_func+0xac/0x1b0 drivers/base/firmware_loader/main.c:1135
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>