WARNING: CPU: 1 PID: 1107 at fs/sysfs/group.c:281 sysfs_remove_group+0x174/0x290 fs/sysfs/group.c:279
Modules linked in:
CPU: 1 PID: 1107 Comm: kworker/1:2 Not tainted 5.15.182-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Workqueue: events request_firmware_work_func
RIP: 0010:sysfs_remove_group+0x174/0x290 fs/sysfs/group.c:279
Code: 48 8b 1b 4c 89 f8 48 c1 e8 03 80 3c 28 00 74 08 4c 89 ff e8 1e d4 d0 ff 49 8b 17 48 c7 c7 40 9e 19 8a 48 89 de e8 bc 0a aa 07 <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c6 60 8b ff
RSP: 0018:ffffc900047e79a0 EFLAGS: 00010246
RAX: 95de8e0da68b1200 RBX: ffffffff8a7baf80 RCX: ffff8880211dbb80
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: dffffc0000000000 R09: ffffed1017224f24
R10: ffffed1017224f24 R11: 1ffff11017224f23 R12: 1ffffffff14f75f4
R13: dffffc0000000000 R14: ffff88805b7d3828 R15: ffff8880777bb008
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa650671160 CR3: 000000007a46c000 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:3577
 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:545 [inline]
 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:583 [inline]
 firmware_fallback_sysfs+0x8d1/0xbc0 drivers/base/firmware_loader/fallback.c:659
 _request_firmware+0xc86/0x12b0 drivers/base/firmware_loader/main.c:876
 request_firmware_work_func+0xac/0x1b0 drivers/base/firmware_loader/main.c:1127
 process_one_work+0x863/0x1000 kernel/workqueue.c:2310
 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>