usb 4-1: Falling back to sysfs fallback for: ueagle-atm/eagleII.fw ------------[ cut here ]------------ WARNING: CPU: 0 PID: 9 at fs/kernfs/dir.c:537 kernfs_get.part.0+0x6e/0x80 fs/kernfs/dir.c:537 Modules linked in: CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.16.0-rc1-syzkaller-00203-g4774cfe3543a #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: events request_firmware_work_func RIP: 0010:kernfs_get.part.0+0x6e/0x80 fs/kernfs/dir.c:537 Code: 58 b7 5a ff 85 ed 74 1c e8 0f bc 5a ff be 04 00 00 00 48 89 df e8 32 94 c1 ff f0 ff 03 5b 5d c3 cc cc cc cc e8 f3 bb 5a ff 90 <0f> 0b 90 eb d9 48 89 df e8 15 8c c1 ff eb c0 0f 1f 00 90 90 90 90 RSP: 0018:ffffc900000e7790 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88805bb59c30 RCX: ffffffff82615fd8 RDX: ffff88801ded4880 RSI: ffffffff82615ffd RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88802df0f0b0 R13: ffff88807a2cc8b0 R14: 0000000000000000 R15: ffff88807a2cc8a8 FS: 0000000000000000(0000) GS:ffff888124754000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f59cb9aaee0 CR3: 000000005e839000 CR4: 00000000003526f0 DR0: 0000000000000007 DR1: 000000000000000b DR2: 0000000000000002 DR3: 0000000000000009 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kernfs_get+0x1f/0x30 fs/kernfs/dir.c:536 sysfs_get include/linux/sysfs.h:799 [inline] create_dir lib/kobject.c:89 [inline] kobject_add_internal+0x353/0x9b0 lib/kobject.c:240 kobject_add_varg lib/kobject.c:374 [inline] kobject_add+0x16e/0x240 lib/kobject.c:426 class_dir_create_and_add drivers/base/core.c:3235 [inline] get_device_parent+0x399/0x4e0 drivers/base/core.c:3286 device_add+0x1ad/0x1a70 drivers/base/core.c:3616 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:86 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:162 [inline] firmware_fallback_sysfs+0x2ec/0xbe0 drivers/base/firmware_loader/fallback.c:238 _request_firmware+0xfe9/0x1470 drivers/base/firmware_loader/main.c:915 request_firmware_work_func+0xea/0x250 drivers/base/firmware_loader/main.c:1168 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245