usb 4-1: Direct firmware load for ueagle-atm/eagleII.fw failed with error -2
usb 4-1: Falling back to sysfs fallback for: ueagle-atm/eagleII.fw
------------[ cut here ]------------
!atomic_read(&kn->count)
WARNING: fs/kernfs/dir.c:560 at kernfs_get+0x72/0x90 fs/kernfs/dir.c:560, CPU#0: kworker/0:0/13232
Modules linked in:
CPU: 0 UID: 0 PID: 13232 Comm: kworker/0:0 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Workqueue: events request_firmware_work_func
RIP: 0010:kernfs_get+0x72/0x90 fs/kernfs/dir.c:560
Code: e8 43 7c 56 ff 48 89 df be 04 00 00 00 e8 36 38 c1 ff f0 ff 03 eb 05 e8 2c 7c 56 ff 5b 5d e9 15 d3 49 09 cc e8 1f 7c 56 ff 90 <0f> 0b 90 eb d6 89 d9 80 e1 07 80 c1 03 38 c1 7c b6 48 89 df e8 35
RSP: 0000:ffffc900062df660 EFLAGS: 00010293
RAX: ffffffff826f4291 RBX: ffff88807a5a7d20 RCX: ffff8880379d8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88807a5a7d23 R09: 1ffff1100f4b4fa4
R10: dffffc0000000000 R11: ffffed100f4b4fa5 R12: ffff888035b77328
R13: 1ffff11006b6ee66 R14: ffff888035b77330 R15: ffff888035b77318
FS:  0000000000000000(0000) GS:ffff888125225000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000031016ff8 CR3: 00000000776ba000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 sysfs_get include/linux/sysfs.h:802 [inline]
 create_dir lib/kobject.c:89 [inline]
 kobject_add_internal+0x6be/0xd00 lib/kobject.c:240
 kobject_add_varg lib/kobject.c:374 [inline]
 kobject_add+0x163/0x240 lib/kobject.c:426
 class_dir_create_and_add drivers/base/core.c:3234 [inline]
 get_device_parent+0x316/0x3a0 drivers/base/core.c:3285
 device_add+0x2e1/0xb70 drivers/base/core.c:3615
 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+0x2e4/0xa30 drivers/base/firmware_loader/fallback.c:238
 _request_firmware+0x1052/0x1780 drivers/base/firmware_loader/main.c:898
 request_firmware_work_func+0xaf/0x1c0 drivers/base/firmware_loader/main.c:1150
 process_one_work kernel/workqueue.c:3302 [inline]
 process_scheduled_works+0xb5d/0x1860 kernel/workqueue.c:3385
 worker_thread+0xa53/0xfc0 kernel/workqueue.c:3466
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>