WARNING: CPU: 0 PID: 3315 at fs/sysfs/group.c:280 sysfs_remove_group+0x183/0x2b0 fs/sysfs/group.c:278 Modules linked in: CPU: 0 PID: 3315 Comm: kworker/0:3 Not tainted 5.18.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events request_firmware_work_func RIP: 0010:sysfs_remove_group+0x183/0x2b0 fs/sysfs/group.c:278 Code: 4c 89 e0 48 c1 e8 03 80 3c 28 00 74 08 4c 89 e7 e8 f2 2f c3 ff 49 8b 14 24 48 c7 c7 e0 31 9f 8a 4c 89 f6 31 c0 e8 2d b7 3b ff <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 67 49 72 ff RSP: 0018:ffffc90002fff860 EFLAGS: 00010246 RAX: e745b97be4e86100 RBX: ffff888016d0e038 RCX: ffff88801eb1bb00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff816ac142 R09: ffffed1017344f24 R10: ffffed1017344f24 R11: 1ffff11017344f23 R12: ffff888016d0e008 R13: 1ffffffff1602abc R14: ffffffff8b0155c0 R15: ffff888016bf01d0 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd0ae95001d CR3: 000000007e0e3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: device_del+0x2ed/0xbe0 drivers/base/core.c:3569 fw_load_sysfs_fallback+0x62f/0x7e0 drivers/base/firmware_loader/fallback.c:550 fw_load_from_user_helper+0x242/0x320 drivers/base/firmware_loader/fallback.c:588 _request_firmware+0x3ac/0x680 drivers/base/firmware_loader/main.c:774 request_firmware_work_func+0x125/0x270 drivers/base/firmware_loader/main.c:1020 process_one_work+0x81c/0xd10 kernel/workqueue.c:2289 worker_thread+0xb14/0x1330 kernel/workqueue.c:2436 kthread+0x266/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30