WARNING: CPU: 0 PID: 5819 at fs/sysfs/group.c:284 sysfs_remove_group+0x17b/0x290 fs/sysfs/group.c:282
Modules linked in:
CPU: 0 PID: 5819 Comm: kworker/0:4 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Workqueue: events request_firmware_work_func
RIP: 0010:sysfs_remove_group+0x17b/0x290 fs/sysfs/group.c:282
Code: 8b 1b 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 f7 1f c9 ff 49 8b 17 48 c7 c7 40 bb da 8a 48 89 de e8 05 81 3a ff <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ef a7 70 ff
RSP: 0018:ffffc900049df820 EFLAGS: 00010246
RAX: c484db11cf15f300 RBX: ffffffff8b422ee0 RCX: ffff888031865a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900049df950 R08: ffffffff911e7547 R09: 1ffffffff223cea8
R10: dffffc0000000000 R11: fffffbfff223cea9 R12: 1ffffffff16845e0
R13: dffffc0000000000 R14: ffff88814c46f7c0 R15: ffff88801a6c7008
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e01dff8 CR3: 000000002f99f000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 device_del+0x251/0x910 drivers/base/core.c:3864
 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+0x68c/0x950 drivers/base/firmware_loader/fallback.c:234
 _request_firmware+0xf29/0x1520 drivers/base/firmware_loader/main.c:936
 request_firmware_work_func+0x9e/0x1a0 drivers/base/firmware_loader/main.c:1189
 process_one_work kernel/workqueue.c:2653 [inline]
 process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2730
 worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2811
 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>