WARNING: CPU: 0 PID: 5070 at fs/sysfs/group.c:284 sysfs_remove_group+0x17f/0x2b0 fs/sysfs/group.c:282 Modules linked in: CPU: 0 PID: 5070 Comm: kworker/0:3 Not tainted 6.8.0-rc5-syzkaller-00029-g39133352cbed #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Workqueue: events request_firmware_work_func RIP: 0010:sysfs_remove_group+0x17f/0x2b0 fs/sysfs/group.c:282 Code: 36 4c 89 e0 48 c1 e8 03 80 3c 28 00 74 08 4c 89 e7 e8 55 5f c3 ff 49 8b 14 24 48 c7 c7 c0 fa ba 8b 4c 89 f6 e8 b2 4c 25 ff 90 <0f> 0b 90 90 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc RSP: 0018:ffffc90003a1f7c0 EFLAGS: 00010246 RAX: f98cbd7dd69af700 RBX: ffff88802d7dc038 RCX: ffff88802b17bb80 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff81577a92 R09: 1ffff92000743e4c R10: dffffc0000000000 R11: fffff52000743e4d R12: ffff88802d7dc008 R13: 1ffffffff18453e8 R14: ffffffff8c229f20 R15: ffff88802d8ccaa8 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f94d3d81650 CR3: 000000002d924000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: device_del+0x28b/0xa30 drivers/base/core.c:3803 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:124 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:162 [inline] firmware_fallback_sysfs+0x3b4/0x9e0 drivers/base/firmware_loader/fallback.c:238 _request_firmware+0xc97/0x1250 drivers/base/firmware_loader/main.c:910 request_firmware_work_func+0x12a/0x280 drivers/base/firmware_loader/main.c:1161 process_one_work kernel/workqueue.c:2633 [inline] process_scheduled_works+0x913/0x1420 kernel/workqueue.c:2706 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787 kthread+0x2ef/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242