WARNING: CPU: 0 PID: 9 at fs/sysfs/group.c:282 sysfs_remove_group+0x12c/0x180 fs/sysfs/group.c:282 Modules linked in: CPU: 0 PID: 9 Comm: kworker/0:1 Not tainted 6.7.0-syzkaller-11091-g296455ade1fd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Workqueue: events request_firmware_work_func RIP: 0010:sysfs_remove_group+0x12c/0x180 fs/sysfs/group.c:282 Code: 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 3a 48 8b 33 48 c7 c7 e0 ae e0 8a e8 75 53 34 ff 90 <0f> 0b 90 90 eb 94 e8 19 d6 c5 ff e9 fd fe ff ff 48 89 df e8 0c d6 RSP: 0018:ffffc900000e79a8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffffffff8b591e00 RCX: ffffffff814e18e9 RDX: ffff8880156a0000 RSI: ffffffff814e18f6 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88802841b008 R13: ffffffff8b5923a0 R14: ffff88802841b008 R15: 0000000000001770 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb533e02128 CR3: 000000007c8ea000 CR4: 0000000000350ef0 Call Trace: dpm_sysfs_remove+0x9d/0xb0 drivers/base/power/sysfs.c:837 device_del+0x1a8/0xa50 drivers/base/core.c:3789 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+0xa36/0xbd0 drivers/base/firmware_loader/fallback.c:238 _request_firmware+0xe3a/0x1260 drivers/base/firmware_loader/main.c:910 request_firmware_work_func+0xeb/0x240 drivers/base/firmware_loader/main.c:1161 process_one_work+0x886/0x15d0 kernel/workqueue.c:2633 process_scheduled_works kernel/workqueue.c:2706 [inline] worker_thread+0x8b9/0x1290 kernel/workqueue.c:2787 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242