WARNING: CPU: 0 PID: 3716 at fs/sysfs/group.c:280 sysfs_remove_group+0x179/0x2a0 fs/sysfs/group.c:278 Modules linked in: CPU: 0 PID: 3716 Comm: kworker/0:7 Not tainted 6.1.24-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 Workqueue: events request_firmware_work_func RIP: 0010:sysfs_remove_group+0x179/0x2a0 fs/sysfs/group.c:278 Code: 8b 36 4c 89 e0 48 c1 e8 03 80 3c 28 00 74 08 4c 89 e7 e8 fa 73 c8 ff 49 8b 14 24 48 c7 c7 60 08 fc 8a 4c 89 f6 e8 e7 e2 3a ff <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 f1 49 72 ff RSP: 0018:ffffc900050bf820 EFLAGS: 00010246 RAX: eb26972fe519b600 RBX: ffff88801e0a0038 RCX: ffff888029021d40 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff81521c6e R09: fffff52000a17e7d R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801e0a0008 R13: 1ffffffff16befdc R14: ffffffff8b5f7ec0 R15: ffff88802983b828 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa3b710e802 CR3: 000000000cc8e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: device_del+0x2f1/0xbd0 drivers/base/core.c:3829 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+0x686/0x940 drivers/base/firmware_loader/fallback.c:234 _request_firmware+0xc13/0x1200 drivers/base/firmware_loader/main.c:856 request_firmware_work_func+0x126/0x270 drivers/base/firmware_loader/main.c:1105 process_one_work+0x8aa/0x11f0 kernel/workqueue.c:2289 worker_thread+0xa5f/0x1210 kernel/workqueue.c:2436 kthread+0x268/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306